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unposted; based on 14679 (me) and 14693 (Bart): Allow processing by both 

autoconf-2.13 and autoconf-2.50; remove config.status hack for autoconf-2.50
This commit is contained in:
Andrey Borzenkov 2001-06-06 08:37:21 +00:00
parent a77a6994e8
commit 4b44bbb3fb
7 changed files with 1972 additions and 1945 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
.distfiles
View File

@ -1,7 +1,7 @@
DISTFILES_SRC='
.cvsignore .distfiles .preconfig Makefile.in
ChangeLog ChangeLog-3.1 ChangeLog.3.0 INSTALL LICENCE META-FAQ README
acconfig.h aclocal.m4 aczsh.m4 configure.in
acconfig.h aclocal.m4 aczsh.m4 configure.in zshconfig.ac configure.ac
configure config.h.in stamp-h.in
config.guess config.sub install-sh mkinstalldirs
config.guess config.sub install-sh mkinstalldirs
'

8
ChangeLog
View File

@ -1,3 +1,11 @@
001-06-06 Andrej Borsenkow <bor@zsh.org>
* unposted; based on 14679 (me) and 14693 (Bart): configure.ac,
zshconfig.ac, .distfiles, Makefile.in, configure.in, Src/mkmakemod.sh:
Allow processing by both autoconf-2.13 and autoconf-2.50; remove
config.status hack for autoconf-2.50
2001-06-05 Chmouel Boudjnah <chmouel@mandrakesoft.com>
* 14550: Completion/Redhat/Command/_rpm: Add --nobuild and --nogpg to rpm

4
Makefile.in
View File

@ -128,7 +128,7 @@ config: config.h
config.status: $(sdir)/configure
$(SHELL) ./config.status --recheck
$(sdir)/configure: $(sdir)/configure.in $(sdir)/aclocal.m4 $(sdir)/aczsh.m4
$(sdir)/configure: $(sdir)/zshconfig.ac $(sdir)/aclocal.m4 $(sdir)/aczsh.m4 $(sdir)/configure.in $(sdir)/configure.ac
cd $(sdir) && autoconf
config.h: stamp-h
@ -137,7 +137,7 @@ stamp-h: $(sdir)/config.h.in config.status
CONFIG_FILES= CONFIG_HEADERS=$(subdir)/config.h $(SHELL) ./config.status
$(sdir)/config.h.in: $(sdir)/stamp-h.in
$(sdir)/stamp-h.in: $(sdir)/configure.in $(sdir)/acconfig.h \
$(sdir)/stamp-h.in: $(sdir)/zshconfig.ac $(sdir)/acconfig.h \
$(sdir)/aclocal.m4 $(sdir)/aczsh.m4
cd $(sdir) && autoheader
echo > $(sdir)/stamp-h.in

13
Src/mkmakemod.sh
View File

@ -111,7 +111,9 @@ if $first_stage; then
sed -e '/^#/d' -e 's/ .*/ /' -e 's/^name=/ /'`"
module_list="${bin_mods}${dyn_mods}"
if grep '%@D@%D%' config.status >/dev/null; then
# check both 2.13 and 2.50 syntax
if grep '%@D@%D%' config.status >/dev/null ||
grep ',@D@,D,' config.status >/dev/null; then
is_dynamic=true
else
is_dynamic=false
@ -463,7 +465,12 @@ if $first_stage; then
fi
if $second_stage; then
if $second_stage ; then
if grep 'Hack for autoconf-2.13' ./config.status > /dev/null 2>&1 ; then
bang=\!
else
bang=
fi
trap "rm -f $the_subdir/${the_makefile}" 1 2 15
@ -472,7 +479,7 @@ if $second_stage; then
# tree, this is a problem. zsh's configure script edits config.status,
# adding the feature that an input filename starting with "!" has the
# "!" removed and is not mangled further.
CONFIG_FILES=$the_subdir/${the_makefile}:\!$the_subdir/${the_makefile}.in CONFIG_HEADERS= ${CONFIG_SHELL-/bin/sh} ./config.status
CONFIG_FILES=$the_subdir/${the_makefile}:$bang$the_subdir/${the_makefile}.in CONFIG_HEADERS= ${CONFIG_SHELL-/bin/sh} ./config.status
fi

7
configure.ac Normal file
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@ -0,0 +1,7 @@
AC_INIT(zsh, 4.1.0-dev-0, [zsh-workers@sunsite.dk])
AC_PREREQ(2.50)
AC_CONFIG_SRCDIR(Src/zsh.h)
m4_include([zshconfig.ac])

1940
configure.in
View File

@ -1,1911 +1,10 @@
dnl
dnl configure.in: Configure template for zsh.
dnl Process this file with autoconf to produce a configure script.
dnl
dnl Copyright (c) 1995-1997 Richard Coleman
dnl All rights reserved.
dnl
dnl Permission is hereby granted, without written agreement and without
dnl license or royalty fees, to use, copy, modify, and distribute this
dnl software and to distribute modified versions of this software for any
dnl purpose, provided that the above copyright notice and the following
dnl two paragraphs appear in all copies of this software.
dnl
dnl In no event shall Richard Coleman or the Zsh Development Group be liable
dnl to any party for direct, indirect, special, incidental, or consequential
dnl damages arising out of the use of this software and its documentation,
dnl even if Richard Coleman and the Zsh Development Group have been advised of
dnl the possibility of such damage.
dnl
dnl Richard Coleman and the Zsh Development Group specifically disclaim any
dnl warranties, including, but not limited to, the implied warranties of
dnl merchantability and fitness for a particular purpose. The software
dnl provided hereunder is on an "as is" basis, and Richard Coleman and the
dnl Zsh Development Group have no obligation to provide maintenance,
dnl support, updates, enhancements, or modifications.
dnl
AC_INIT(Src/zsh.h)
AC_CONFIG_HEADER(config.h)
dnl What version of zsh are we building ?
. ${srcdir}/Config/version.mk
echo "configuring for zsh $VERSION"
dnl ----------------------------------------------
dnl CHECK FOR MACHINE/VENDOR/OPERATING SYSTEM TYPE
dnl ----------------------------------------------
dnl Find out machine type, vendor, and operating system
dnl What type of host is this?
AC_CANONICAL_HOST
AC_DEFINE_UNQUOTED(MACHTYPE, "$host_cpu")
AC_DEFINE_UNQUOTED(VENDOR, "$host_vendor")
AC_DEFINE_UNQUOTED(OSTYPE, "$host_os")
dnl -----------------------------
dnl CHECKING COMMAND LINE OPTIONS
dnl -----------------------------
dnl Handle --program-prefix, --program-suffix, etc.
zsh_ARG_PROGRAM
dnl Handle setting of compile flags (CPPFLAGS, CFLAGS, LDFLAGS, LIBS).
zsh_COMPILE_FLAGS($CPPFLAGS, $CFLAGS, $LDFLAGS, $LIBS)
dnl Do you want to debug zsh?
ifdef([zsh-debug],[undefine([zsh-debug])])dnl
AC_ARG_ENABLE(zsh-debug,
[ --enable-zsh-debug compile with debug code and debugger symbols],
[if test x$enableval = xyes; then
AC_DEFINE(DEBUG)
fi])
dnl Do you want zsh memory allocation routines.
ifdef([zsh-mem],[undefine([zsh-mem])])dnl
AC_ARG_ENABLE(zsh-mem,
[ --enable-zsh-mem compile with zsh memory allocation routines],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_MEM)
fi])
dnl Do you want to debug zsh memory allocation routines.
ifdef([zsh-mem-debug],[undefine([zsh-mem-debug])])dnl
AC_ARG_ENABLE(zsh-mem-debug,
[ --enable-zsh-mem-debug debug zsh memory allocation routines],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_MEM_DEBUG)
fi])
dnl Do you want to print warnings when errors in memory allocation.
ifdef([zsh-mem-warning],[undefine([zsh-mem-warning])])dnl
AC_ARG_ENABLE(zsh-mem-warning,
[ --enable-zsh-mem-warning print warnings for errors in memory allocation],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_MEM_WARNING)
fi])
dnl Do you want to turn on error checking for free().
ifdef([zsh-secure-free],[undefine([zsh-secure-free])])dnl
AC_ARG_ENABLE(zsh-secure-free,
[ --enable-zsh-secure-free turn on error checking for free()],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_SECURE_FREE)
fi])
dnl Do you want debugging information on internal hash tables.
dnl This turns on the `hashinfo' builtin command.
ifdef([zsh-hash-debug],[undefine([zsh-hash-debug])])dnl
AC_ARG_ENABLE(zsh-hash-debug,
[ --enable-zsh-hash-debug turn on debugging of internal hash tables],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_HASH_DEBUG)
fi])
dnl Pathnames for global zsh scripts
ifdef([etcdir],[undefine([etcdir])])dnl
AC_ARG_ENABLE(etcdir,
[ --enable-etcdir=DIR the default directory for global zsh scripts],
[etcdir="$enableval"], [etcdir=/etc])
ifdef([zshenv],[undefine([zshenv])])dnl
AC_ARG_ENABLE(zshenv,
[ --enable-zshenv=FILE the full pathname of the global zshenv script],
[zshenv="$enableval"],
[if test "x$etcdir" = xno; then
zshenv=no
else
zshenv="$etcdir/zshenv"
fi])
if test "x$zshenv" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZSHENV, "$zshenv")
fi
ifdef([zshrc],[undefine([zshrc])])dnl
AC_ARG_ENABLE(zshrc,
[ --enable-zshrc=FILE the full pathname of the global zshrc script],
[zshrc="$enableval"],
[if test "x$etcdir" = xno; then
zshrc=no
else
zshrc="$etcdir/zshrc"
fi])
if test "x$zshrc" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZSHRC, "$zshrc")
fi
ifdef([zprofile],[undefine([zprofile])])dnl
AC_ARG_ENABLE(zprofile,
[ --enable-zprofile=FILE the full pathname of the global zprofile script],
[zprofile="$enableval"],
[if test "x$etcdir" = xno; then
zprofile=no
else
zprofile="$etcdir/zprofile"
fi])
if test "x$zprofile" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZPROFILE, "$zprofile")
fi
ifdef([zlogin],[undefine([zlogin])])dnl
AC_ARG_ENABLE(zlogin,
[ --enable-zlogin=FILE the full pathname of the global zlogin script],
[zlogin="$enableval"],
[if test "x$etcdir" = xno; then
zlogin=no
else
zlogin="$etcdir/zlogin"
fi])
if test "x$zlogin" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZLOGIN, "$zlogin")
fi
ifdef([zlogout],[undefine([zlogout])])dnl
AC_ARG_ENABLE(zlogout,
[ --enable-zlogout=FILE the full pathname of the global zlogout script],
[zlogout="$enableval"],
[if test "x$etcdir" = xno; then
zlogout=no
else
zlogout="$etcdir/zlogout"
fi])
if test "x$zlogout" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZLOGOUT, "$zlogout")
fi
AC_SUBST(zshenv)dnl
AC_SUBST(zshrc)dnl
AC_SUBST(zprofile)dnl
AC_SUBST(zlogin)dnl
AC_SUBST(zlogout)dnl
dnl Do you want large file support, if available?
ifdef([lfs],[undefine([lfs])])dnl
AC_ARG_ENABLE(lfs,
[ --disable-lfs turn off support for large files],
[lfs="$enableval"], [lfs=yes])
dnl Do you want dynamically loaded binary modules.
ifdef([dynamic],[undefine([dynamic])])dnl
AC_ARG_ENABLE(dynamic,
[ --disable-dynamic turn off dynamically loaded binary modules],
[dynamic="$enableval"], [dynamic=yes])
dnl Do you want to disable restricted on r* commands
ifdef([restricted-r],[undefine([restricted-r])])dnl
AC_ARG_ENABLE(restricted-r,
[ --disable-restricted-r turn off r* invocation for restricted shell],
[if test x$enableval = xyes; then
AC_DEFINE(RESTRICTED_R)
fi],
AC_DEFINE(RESTRICTED_R)
)
dnl Do you want to disable use of locale functions
AC_ARG_ENABLE([locale],
[ --disable-locale turn off locale features],
[if test x$enableval = xyes; then
AC_DEFINE(CONFIG_LOCALE)
fi],
AC_DEFINE(CONFIG_LOCALE)
)
dnl Do you want to compile as K&R C.
AC_ARG_ENABLE(ansi2knr,
[ --enable-ansi2knr translate source to K&R C before compiling],
[ansi2knr="$enableval"], [ansi2knr=default])
ifdef([fndir],[undefine([fndir])])dnl
AC_ARG_ENABLE(fndir,
[ --enable-fndir=DIR the directory in which to install functions],
dnl ${VERSION} to be determined at compile time.
[if test $enableval = yes; then
fndir=${datadir}/${tzsh_name}/'${VERSION}'/functions
else
fndir="$enableval"
fi], [fndir=${datadir}/${tzsh_name}/'${VERSION}'/functions])
ifdef([sitefndir],[undefine([sitefndir])])dnl
AC_ARG_ENABLE(sitefndir,
[ --enable-site-fndir=DIR same for site functions (not version specific)],
[if test $enableval = yes; then
sitefndir=${datadir}/${tzsh_name}/site-functions
else
sitefndir="$enableval"
fi], [sitefndir=${datadir}/${tzsh_name}/site-functions])
ifdef([function_subdirs],[undefine([function_subdirs])])
AC_ARG_ENABLE(function-subdirs,
[ --enable-function-subdirs install functions in subdirectories])
if test "x${enable_function_subdirs}" != x -a \
"x${enable_function_subdirs}" != xno; then
FUNCTIONS_SUBDIRS=yes
else
FUNCTIONS_SUBDIRS=no
fi
AC_SUBST(fndir)dnl
AC_SUBST(sitefndir)dnl
AC_SUBST(FUNCTIONS_SUBDIRS)dnl
dnl Do you want maildir support?
ifdef([maildir_support],[undefine([maildir_support])])dnl
AC_ARG_ENABLE(maildir-support,
[ --enable-maildir-support enable maildir support in MAIL and MAILPATH],
[if test x$enableval = xyes; then
AC_DEFINE(MAILDIR_SUPPORT)
fi])
dnl Do you want to set a maximum function depth?
ifdef([max_function_depth],[undefine([max_function_depth])])dnl
AC_ARG_ENABLE(max-function-depth,
[ --enable-max-function-depth=MAX limit function depth to MAX],
[if test x$enableval = xyes; then
AC_DEFINE(MAX_FUNCTION_DEPTH, 4096)
else
AC_DEFINE_UNQUOTED(MAX_FUNCTION_DEPTH, $enableval)
fi])
dnl ------------------
dnl CHECK THE COMPILER
dnl ------------------
dnl We want these before the checks, so the checks can modify their values.
test -z "${CFLAGS+set}" && CFLAGS= auto_cflags=1
test -z "${LDFLAGS+set}" && LDFLAGS= auto_ldflags=1
AC_PROG_CC
dnl Check for large file support.
dnl This needs to be done early to get the stuff into the flags.
if test $lfs != no; then
dnl Gross hack for ReliantUNIX - GCC does not understand getconf options
dnl For now just disable LFS in this case
dnl Any takers?
if test "$host" = mips-sni-sysv4 -a -n "$GCC"; then
:
else
zsh_LARGE_FILE_SUPPORT
fi
fi
dnl if the user hasn't specified CFLAGS, then
dnl if compiler is gcc, then use -O2 and some warning flags
dnl else use -O
if test -n "$auto_cflags"; then
if test "${enable_zsh_debug}" = yes; then
if test -n "$GCC"; then
CFLAGS="$CFLAGS -Wall -Wno-implicit -Wmissing-prototypes -ggdb"
else
CFLAGS="$CFLAGS -g"
fi
else
if test -n "$GCC"; then
CFLAGS="$CFLAGS -Wall -Wno-implicit -Wmissing-prototypes -O2"
else
CFLAGS="$CFLAGS -O"
fi
fi
fi
if test -n "$auto_ldflags"; then
case "${enable_zsh_debug}$host_os" in
yesaix*|yeshpux*|yesnetbsd*|yesopenbsd*) ;; # "ld -g" is not valid on these systems
yes*) LDFLAGS=-g ;;
*) LDFLAGS=-s ;;
esac
fi
dnl ----------
dnl SCO KLUDGE
dnl ----------
dnl Sco doesn't define any useful compiler symbol,
dnl so we will check for sco and define __sco if
dnl found.
case "$host_os" in
sco*) CFLAGS="-D__sco $CFLAGS" ;;
esac
sed=':1
s/ -s / /g
t1
s/^ *//
s/ *$//'
case " $LDFLAGS " in
*" -s "*) strip_exeldflags=true strip_libldflags=true
LDFLAGS=`echo " $LDFLAGS " | sed "$sed"` ;;
*) strip_exeldflags=false strip_libldflags=false ;;
esac
case " ${EXELDFLAGS+$EXELDFLAGS }" in
" ") ;;
*" -s "*) strip_exeldflags=true
EXELDFLAGS=`echo " $EXELDFLAGS " | sed "$sed"` ;;
*) strip_exeldflags=false ;;
esac
case " ${LIBLDFLAGS+$LIBLDFLAGS }" in
" ") ;;
*" -s "*) strip_libldflags=true
LIBLDFLAGS=`echo " $LIBLDFLAGS " | sed "$sed"` ;;
*) strip_libldflags=false ;;
esac
AC_SUBST(CFLAGS)dnl
AC_SUBST(LDFLAGS)dnl
AC_SUBST(EXELDFLAGS)dnl
AC_SUBST(LIBLDFLAGS)dnl
AC_PROG_CPP dnl Figure out how to run C preprocessor.
AC_PROG_GCC_TRADITIONAL dnl Do we need -traditional flag for gcc.
AC_C_CONST dnl Does compiler support `const'.
AC_CYGWIN dnl Check for cygwin environment
AC_EXEEXT dnl Check for executable extension, e.g. .exe
fp_PROG_CC_STDC
AC_MSG_CHECKING([whether to use prototypes])
if test ."$ansi2knr" = .yes || test ."$ansi2knr" = .no; then
msg="(overridden) "
else
msg=
if test ."$fp_cv_prog_cc_stdc" = .no; then
ansi2knr=yes
else
ansi2knr=no
fi
fi
if test "$ansi2knr" = yes; then
AC_MSG_RESULT(${msg}no)
U=_
else
AC_MSG_RESULT(${msg}yes)
AC_DEFINE(PROTOTYPES)
U=
fi
AC_SUBST(U)
AC_FUNC_ALLOCA dnl Check how to get `alloca'.
dnl If the compiler supports union initialisation
AC_CACHE_CHECK(if the compiler supports union initialisation,
zsh_cv_c_have_union_init,
[AC_TRY_COMPILE([union{void *p;long l;}u={0};], [u.l=1;],
zsh_cv_c_have_union_init=yes,
zsh_cv_c_have_union_init=no)])
if test $zsh_cv_c_have_union_init = yes; then
AC_DEFINE(HAVE_UNION_INIT)
fi
dnl Checking if compiler correctly cast signed to unsigned.
AC_CACHE_CHECK(if signed to unsigned casting is broken,
zsh_cv_c_broken_signed_to_unsigned_casting,
[AC_TRY_RUN([main(){return((int)(unsigned char)((char) -1) == 255);}],
zsh_cv_c_broken_signed_to_unsigned_casting=yes,
zsh_cv_c_broken_signed_to_unsigned_casting=no,
zsh_cv_c_broken_signed_to_unsigned_casting=no)])
if test $zsh_cv_c_broken_signed_to_unsigned_casting = yes; then
AC_DEFINE(BROKEN_SIGNED_TO_UNSIGNED_CASTING)
fi
dnl Checking if the compiler supports variable-length arrays
AC_CACHE_CHECK(if the compiler supports variable-length arrays,
zsh_cv_c_variable_length_arrays,
[AC_TRY_COMPILE([int foo(), n;], [int i[foo()], a[n+1];],
zsh_cv_c_variable_length_arrays=yes,
zsh_cv_c_variable_length_arrays=no)])
if test $zsh_cv_c_variable_length_arrays = yes; then
AC_DEFINE(HAVE_VARIABLE_LENGTH_ARRAYS)
fi
AC_MSG_CHECKING(what to set MAXJOB to)
dnl Do you want to alter the maximum job table size?
ifdef([max_jobtable_size],[undefine([max_jobtable_size])])dnl
AC_ARG_ENABLE(max-jobtable-size,
[ --enable-max-jobtable-size=MAX limit job table size to MAX],
[if test x$enableval = xyes; then
AC_EGREP_CPP(yes,
[#include <linux/tasks.h>
#ifdef MAX_TASKS_PER_USER
yes
#endif
],
maxj=max)
if test x$maxj = xmax; then
AC_DEFINE(MAXJOB, MAX_TASKS_PER_USER)
AC_DEFINE(NEED_LINUX_TASKS_H)
AC_MSG_RESULT(${msg}MAX_TASKS_PER_USER)
else
AC_DEFINE(MAXJOB, 256)
AC_MSG_RESULT(${msg}256)
fi
elif test x$enableval = xno; then
AC_DEFINE(MAXJOB,512)
AC_MSG_RESULT(${msg}512)
else
AC_DEFINE_UNQUOTED(MAXJOB,$enableval)
AC_MSG_RESULT(${msg}${enableval})
fi],
[
AC_DEFINE(MAXJOB, 50)
AC_MSG_RESULT(${msg}50)
])
dnl ------------------
dnl CHECK FOR PROGRAMS
dnl ------------------
AC_PROG_MAKE_SET dnl Does make define $MAKE
AC_PROG_INSTALL dnl Check for BSD compatible `install'
AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk.
AC_PROG_LN dnl Check for working ln, for "make install"
AC_CHECK_PROGS([YODL], [yodl], [: yodl])
dnl ------------------
dnl CHECK HEADER FILES
dnl ------------------
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_TIME
AC_HEADER_STAT
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(sys/time.h sys/times.h sys/select.h termcap.h termio.h \
termios.h sys/param.h sys/filio.h string.h memory.h \
limits.h fcntl.h libc.h sys/utsname.h sys/resource.h \
locale.h errno.h stdlib.h unistd.h sys/capability.h \
utmp.h utmpx.h sys/types.h pwd.h grp.h poll.h sys/mman.h \
netinet/in_systm.h)
if test $dynamic = yes; then
AC_CHECK_HEADERS(dlfcn.h)
AC_CHECK_HEADERS(dl.h)
fi
dnl Some SCO systems cannot include both sys/time.h and sys/select.h
if test $ac_cv_header_sys_time_h = yes -a $ac_cv_header_sys_select_h = yes; then
AC_CACHE_CHECK(for conflicts in sys/time.h and sys/select.h,
zsh_cv_header_time_h_select_h_conflicts,
[AC_TRY_COMPILE([#include <sys/time.h>
#include <sys/select.h>], [int i;],
zsh_cv_header_time_h_select_h_conflicts=no,
zsh_cv_header_time_h_select_h_conflicts=yes)])
if test $zsh_cv_header_time_h_select_h_conflicts = yes; then
AC_DEFINE(TIME_H_SELECT_H_CONFLICTS)
fi
fi
AC_CACHE_CHECK(POSIX termios, zsh_cv_sys_posix_termios,
[AC_TRY_LINK([#include <sys/types.h>
#include <unistd.h>
#include <termios.h>],
[/* SunOS 4.0.3 has termios.h but not the library calls. */
tcgetattr(0, 0);],
zsh_cv_sys_posix_termios=yes, zsh_cv_sys_posix_termios=no)])
if test $zsh_cv_sys_posix_termios = yes; then
AC_CACHE_CHECK(TIOCGWINSZ in termios.h,
zsh_cv_header_termios_h_tiocgwinsz,
[AC_TRY_LINK([#include <sys/types.h>
#include <termios.h>],
[int x = TIOCGWINSZ;],
zsh_cv_header_termios_h_tiocgwinsz=yes,
zsh_cv_header_termios_h_tiocgwinsz=no)])
else
zsh_cv_header_termios_h_tiocgwinsz=no
fi
if test $zsh_cv_header_termios_h_tiocgwinsz = no; then
AC_CACHE_CHECK(TIOCGWINSZ in sys/ioctl.h,
zsh_cv_header_sys_ioctl_h_tiocgwinsz,
[AC_TRY_LINK([#include <sys/types.h>
#include <sys/ioctl.h>],
[int x = TIOCGWINSZ;],
zsh_cv_header_sys_ioctl_h_tiocgwinsz=yes,
zsh_cv_header_sys_ioctl_h_tiocgwinsz=no)])
if test $zsh_cv_header_sys_ioctl_h_tiocgwinsz = yes; then
AC_DEFINE(GWINSZ_IN_SYS_IOCTL)
fi
fi
AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM))
dnl -------------------
dnl CHECK FOR LIBRARIES
dnl -------------------
dnl On some systems, modules need to be linked against libc explicitly,
dnl in case they require objects that exist only in the static version
dnl and might not be compiled into the zsh executable.
dnl On ReliantUNIX -lc better be the last library, else funny things
dnl may happen.
AC_CHECK_LIB(c, printf, [LIBS="$LIBS -lc"])
AC_CHECK_LIB(m, pow)
dnl Prefer BSD termcap library to SysV curses library, except on certain
dnl SYSV-derived systems.
AC_ARG_WITH(curses-terminfo,
[ --with-curses-terminfo use terminfo support from curses library],
[if test x$withval = xyes; then
termcap_curses_order="curses ncurses termcap"
AC_SEARCH_LIBS(tigetstr, [$termcap_curses_order])
else
termcap_curses_order="termcap curses ncurses"
fi],
[case "$host_os" in
aix*|hpux10.*|hpux11.*|solaris*)
termcap_curses_order="curses ncurses termcap" ;;
*) termcap_curses_order="termcap curses ncurses" ;;
esac])dnl
AC_SEARCH_LIBS(tgetent, [$termcap_curses_order])
case "$LIBS" in
*curses*)
AC_CHECK_HEADERS(curses.h, [],
[AC_CACHE_CHECK(for Solaris 8 curses.h mistake, ac_cv_header_curses_solaris,
AC_TRY_COMPILE([#include <curses.h>], [],
[ac_cv_header_curses_h=yes
ac_cv_header_curses_solaris=yes],
ac_cv_header_curses_h=no
ac_cv_header_curses_solaris=no))
if test x$ac_cv_header_curses_solaris = xyes; then
AC_DEFINE(HAVE_CURSES_H)
fi])
AC_CHECK_HEADERS(term.h,
[AC_MSG_CHECKING(if term.h needs curses.h)
AC_TRY_COMPILE([#include <term.h>], [char **test = boolcodes;], boolcodes_with_only_term_h=yes,
boolcodes_with_only_term_h=no)
AC_TRY_COMPILE([#include <curses.h>
#include <term.h>], [char **test = boolcodes;], boolcodes_with_curses_h_and_term_h=yes,
boolcodes_with_curses_h_and_term_h=no)
if test "x$boolcodes_with_curses_h_and_term_h" = xyes && test "x$boolcodes_with_only_term_h" = xno;
then
AC_DEFINE(TERM_H_NEEDS_CURSES_H)
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING(if boolcodes is available)
AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
#include <curses.h>
#endif
#include <term.h>], [char **test = boolcodes; printf(*test);],
AC_DEFINE(HAVE_BOOLCODES) boolcodes=yes, boolcodes=no)
AC_MSG_RESULT($boolcodes)
AC_MSG_CHECKING(if numcodes is available)
AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
#include <curses.h>
#endif
#include <term.h>], [char **test = numcodes; printf(*test);],
AC_DEFINE(HAVE_NUMCODES) numcodes=yes, numcodes=no)
AC_MSG_RESULT($numcodes)
AC_MSG_CHECKING(if strcodes is available)
AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
#include <curses.h>
#endif
#include <term.h>], [char **test = strcodes; printf(*test);],
AC_DEFINE(HAVE_STRCODES) strcodes=yes, strcodes=no)
AC_MSG_RESULT($strcodes)
AC_MSG_CHECKING(if boolnames is available)
AC_TRY_LINK([#include <curses.h>
#include <term.h>], [char **test = boolnames; printf(*test);],
AC_DEFINE(HAVE_BOOLNAMES) boolnames=yes, boolnames=no)
AC_MSG_RESULT($boolnames)
AC_MSG_CHECKING(if numnames is available)
AC_TRY_LINK([#include <curses.h>
#include <term.h>], [char **test = numnames; printf(*test);],
AC_DEFINE(HAVE_NUMNAMES) numnames=yes, numnames=no)
AC_MSG_RESULT($numnames)
AC_MSG_CHECKING(if strnames is available)
AC_TRY_LINK([#include <curses.h>
#include <term.h>], [char **test = strnames; printf(*test);],
AC_DEFINE(HAVE_STRNAMES) strnames=yes, strnames=no)
AC_MSG_RESULT($strnames)
]);;
esac
dnl Some systems (Solaris 2.x, Linux Redhat 5.x) require
dnl libnsl (Network Services Library) to find yp_all
AC_SEARCH_LIBS(yp_all, nsl)
dnl I am told that told that unicos reqire these for nis_list
if test `echo $host_os | sed 's/^\(unicos\).*/\1/'` = unicos; then
LIBS="-lcraylm -lkrb -lnisdb -lnsl -lrpcsvc $LIBS"
fi
if test "x$dynamic" = xyes; then
AC_CHECK_LIB(dl, dlopen)
fi
AC_CHECK_LIB(cap, cap_get_proc)
AC_CHECK_LIB(socket, socket)
dnl ---------------------
dnl CHECK TERMCAP LIBRARY
dnl ---------------------
dnl Checks for external variable ospeed in the termcap library.
AC_CACHE_CHECK(if an include file defines ospeed,
zsh_cv_decl_ospeed_include_defines,
[AC_TRY_LINK(
[#include <sys/types.h>
#if HAVE_TERMIOS_H
#include <termios.h>
#endif
#if HAVE_TERMCAP_H
#include <termcap.h>
#endif], [ospeed = 0;],
zsh_cv_decl_ospeed_include_defines=yes,
zsh_cv_decl_ospeed_include_defines=no)])
if test $zsh_cv_decl_ospeed_include_defines = no; then
AC_CACHE_CHECK(if you must define ospeed,
zsh_cv_decl_ospeed_must_define,
[AC_TRY_LINK( ,[extern short ospeed; ospeed = 0;],
zsh_cv_decl_ospeed_must_define=yes,
zsh_cv_decl_ospeed_must_define=no)])
fi
if test $zsh_cv_decl_ospeed_include_defines = yes; then
AC_DEFINE(HAVE_OSPEED)
elif test $zsh_cv_decl_ospeed_must_define = yes; then
AC_DEFINE(HAVE_OSPEED)
AC_DEFINE(MUST_DEFINE_OSPEED)
fi
dnl --------------
dnl CHECK TYPEDEFS
dnl --------------
AC_TYPE_SIGNAL
AC_TYPE_PID_T
AC_TYPE_OFF_T
AC_CHECK_TYPE(ino_t, unsigned long)
AC_TYPE_MODE_T
AC_TYPE_UID_T
AC_TYPE_SIZE_T
dnl ------------------------------------------------
dnl Check size of long and try to find a 64-bit type
dnl ------------------------------------------------
dnl AC_CHECK_SIZEOF is no good, because we need the result here,
dnl and that doesn't seem to define a shell parameter.
AC_CACHE_CHECK(if long is 64 bits, zsh_cv_long_is_64_bit,
[AC_TRY_RUN([int main() { return sizeof(long) < 8; }],
zsh_cv_long_is_64_bit=yes,
zsh_cv_long_is_64_bit=no,
zsh_cv_long_is_64_bit=no)])
if test $zsh_cv_long_is_64_bit = yes; then
AC_DEFINE(LONG_IS_64_BIT)
else
AC_CACHE_CHECK(if off_t is 64 bit, zsh_cv_off_t_is_64_bit,
[AC_TRY_RUN([
#include <sys/types.h>
main() { return sizeof(off_t) < 8; }
],
zsh_cv_off_t_is_64_bit=yes,
zsh_cv_off_t_is_64_bit=no,
zsh_cv_off_t_is_64_bit=no)])
if test $zsh_cv_off_t_is_64_bit = yes; then
AC_DEFINE(OFF_T_IS_64_BIT)
fi
AC_CACHE_CHECK(if ino_t is 64 bit, zsh_cv_ino_t_is_64_bit,
[AC_TRY_RUN([
#include <sys/types.h>
main() { return sizeof(ino_t) < 8; }
],
zsh_cv_ino_t_is_64_bit=yes,
zsh_cv_ino_t_is_64_bit=no,
zsh_cv_ino_t_is_64_bit=no)])
if test $zsh_cv_ino_t_is_64_bit = yes; then
AC_DEFINE(INO_T_IS_64_BIT)
fi
if test $lfs != no -o $zsh_cv_off_t_is_64_bit = yes \
-o $zsh_cv_ino_t_is_64_bit = yes; then
AC_CACHE_CHECK(if compiler has a 64 bit type, zsh_cv_64_bit_type,
[if test $lfs != yes -a $lfs != no; then
zsh_64_BIT_TYPE(${lfs}, zsh_cv_64_bit_type, force)
else
zsh_64_BIT_TYPE(long long, zsh_cv_64_bit_type)
if test "$zsh_cv_64_bit_type" = no; then
zsh_64_BIT_TYPE(quad_t, zsh_cv_64_bit_type)
fi
if test "$zsh_cv_64_bit_type" = no; then
zsh_64_BIT_TYPE(__int64_t, zsh_cv_64_bit_type)
fi
dnl As a last resort, if we know off_t has 64 bits, use that as
dnl the 64-bit integer type. I don't dare try ino_t since there's
dnl probably nothing to stop that being unsigned.
if test "$zsh_cv_64_bit_type" = no -a \
"$zsh_cv_off_t_is_64_bit" = yes; then
zsh_64_BIT_TYPE(off_t, zsh_cv_64_bit_type)
fi
fi])
if test "$zsh_cv_64_bit_type" != no; then
AC_DEFINE_UNQUOTED(ZSH_64_BIT_TYPE, $zsh_cv_64_bit_type)
dnl Handle cases where unsigned type cannot be simply
dnl `unsigned ZSH_64_BIT_TYPE'. More tests may be required.
AC_CACHE_CHECK(for a corresponding unsigned 64 bit type,
zsh_cv_64_bit_utype,
[zsh_64_BIT_TYPE(unsigned $zsh_cv_64_bit_type, zsh_cv_64_bit_utype,
force)
if test "$zsh_cv_64_bit_utype" = no; then
zsh_64_BIT_TYPE(__uint64_t, zsh_cv_64_bit_utype)
fi])
if test "$zsh_cv_64_bit_utype" != no; then
AC_DEFINE_UNQUOTED(ZSH_64_BIT_UTYPE, $zsh_cv_64_bit_utype)
fi
fi
fi
fi
dnl Check for sigset_t. Currently I'm looking in
dnl <sys/types.h> and <signal.h>. Others might need
dnl to be added.
AC_CACHE_CHECK(for sigset_t, zsh_cv_type_sigset_t,
[AC_TRY_COMPILE(
[#include <sys/types.h>
#include <signal.h>], [sigset_t tempsigset;],
zsh_cv_type_sigset_t=yes, zsh_cv_type_sigset_t=no)])
if test $zsh_cv_type_sigset_t = no; then
AC_DEFINE(sigset_t, unsigned int)
fi
dnl Check for struct timezone since some old SCO versions do not define it
zsh_TYPE_EXISTS([
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
], struct timezone)
dnl Check for utmp structures, for watch
zsh_TYPE_EXISTS([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMP_H
# include <utmp.h>
#endif
], struct utmp)
zsh_TYPE_EXISTS([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMPX_H
# include <utmpx.h>
#endif
], struct utmpx)
dnl Check contents of utmp structures
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMP_H
# include <utmp.h>
#endif
], struct utmp, ut_host)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMPX_H
# include <utmpx.h>
#endif
], struct utmpx, ut_host)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMPX_H
# include <utmpx.h>
#endif
], struct utmpx, ut_xtime)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMPX_H
# include <utmpx.h>
#endif
], struct utmpx, ut_tv)
dnl Check for inode numbers in directory entry structures
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_DIRENT_H
# include <dirent.h>
#endif
], struct dirent, d_ino)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_DIRENT_H
# include <dirent.h>
#endif
], struct dirent, d_stat)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_NDIR_H
# include <sys/ndir.h>
#endif
#ifdef HAVE_SYS_DIR_H
# include <sys/dir.h>
#endif
#ifdef HAVE_NDIR_H
# include <ndir.h>
#endif
], struct direct, d_ino)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_NDIR_H
# include <sys/ndir.h>
#endif
#ifdef HAVE_SYS_DIR_H
# include <sys/dir.h>
#endif
#ifdef HAVE_NDIR_H
# include <ndir.h>
#endif
], struct direct, d_stat)
dnl Check IPv6 socket address structure type
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <netinet/in.h>
], struct sockaddr_in6, sin6_scope_id)
dnl Check for h_errno external variable
AC_CACHE_CHECK(if we need our own h_errno,
zsh_cv_decl_h_errno_use_local,
[AC_TRY_LINK( ,[extern int h_errno; h_errno = 0;],
zsh_cv_decl_h_errno_use_local=no,
zsh_cv_decl_h_errno_use_local=yes)])
if test $zsh_cv_decl_h_errno_use_local = yes; then
AC_DEFINE(USE_LOCAL_H_ERRNO)
fi
dnl ---------------
dnl CHECK FUNCTIONS
dnl ---------------
dnl need to integrate this function
dnl AC_FUNC_STRFTIME
AC_CHECK_FUNCS(strftime difftime gettimeofday \
select poll \
readlink lstat lchown faccessx fchdir ftruncate \
fseeko ftello \
mkfifo _mktemp \
waitpid wait3 \
sigaction sigblock sighold sigrelse sigsetmask sigprocmask \
killpg setpgid setpgrp tcsetpgrp tcgetattr nice \
gethostname gethostbyname2 getipnodebyname \
inet_aton inet_pton inet_ntop \
getlogin getpwent getpwnam getpwuid getgrgid getgrnam \
initgroups nis_list \
setuid seteuid setreuid setresuid setsid \
memcpy memmove strstr strerror \
cap_get_proc \
getrlimit \
setlocale \
uname \
signgam \
putenv getenv \
brk sbrk \
pathconf sysconf \
tgetent tigetflag tigetnum tigetstr setupterm)
AC_FUNC_STRCOLL
dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer)
dnl Some termcaps reportedly accept a zero buffer, but then dump core
dnl in tgetstr().
dnl Under Cygwin test program crashes but exit code is still 0. So,
dnl we test for a file that porgram should create
AC_CACHE_CHECK(if tgetent accepts NULL,
zsh_cv_func_tgetent_accepts_null,
[AC_TRY_RUN([
main()
{
int i = tgetent((char*)0,"vt100");
if (i > 0) {
char tbuf[1024], *u;
u = tbuf;
tgetstr("cl", &u);
creat("conftest.tgetent", 0640);
}
exit(!i || i == -1);
}
],
if test -f conftest.tgetent; then
zsh_cv_func_tgetent_accepts_null=yes
else
zsh_cv_func_tgetent_accepts_null=no
fi,
zsh_cv_func_tgetent_accepts_null=no,
zsh_cv_func_tgetent_accepts_null=no)])
if test $zsh_cv_func_tgetent_accepts_null = yes; then
AC_DEFINE(TGETENT_ACCEPTS_NULL)
fi
AC_FUNC_MMAP
if test x$ac_cv_func_mmap_fixed_mapped = xyes; then
AC_CHECK_FUNCS(munmap msync)
fi
if test $ac_cv_func_setpgrp = yes; then
AC_FUNC_GETPGRP
else
dnl If there is no setpgrp, the test for getpgrp(void) will fail
dnl because the program will not compile. However, in that case
dnl we can be reasonably confident we are not dealing with a
dnl Berkeleyesque system, so assume getpgrp does take void.
ac_cv_func_getpgrp_void=yes
AC_DEFINE(GETPGRP_VOID)
fi
if test $dynamic = yes; then
AC_CHECK_FUNCS(dlopen dlerror dlsym dlclose load loadquery loadbind unload \
shl_load shl_unload shl_findsym)
fi
dnl -------------
dnl CHECK SIGNALS
dnl -------------
dnl What style of signal do you have (POSIX, BSD, or SYSV)?
AC_MSG_CHECKING(what style of signals to use)
if test $ac_cv_func_sigaction = yes -a $ac_cv_func_sigprocmask = yes; then
signals_style=POSIX_SIGNALS
AC_DEFINE(POSIX_SIGNALS)
elif test $ac_cv_func_sigblock = yes -a $ac_cv_func_sigsetmask = yes; then
signals_style=BSD_SIGNALS
AC_DEFINE(BSD_SIGNALS)
elif test $ac_cv_func_sighold = yes -a $ac_cv_func_sigrelse = yes; then
signals_style=SYSV_SIGNALS
AC_DEFINE(SYSV_SIGNALS)
else
signals_style=NO_SIGNAL_BLOCKING
AC_DEFINE(NO_SIGNAL_BLOCKING)
fi
AC_DEFINE_UNQUOTED($signals_style)
AC_MSG_RESULT($signals_style)
dnl Where is <signal.h> located? Needed as input for signals.awk
AC_CACHE_CHECK(where signal.h is located, zsh_cv_path_signal_h,
[dnl Look at the output from the preprocessor.
dnl We should get lines of the form `# 1 "/usr/include/signal.h"'
dnl The following assumes the real definitions are in a file which
dnl contains the name `sig'; we could relax this if necessary,
dnl but then you can get a rather long list of files to test.
dnl The backslash substitution is to persuade cygwin to cough up
dnl slashes rather than doubled backslashes in the path.
echo "#include <signal.h>" > nametmp.c
sigfile_list="`$CPP nametmp.c |
sed -n 's/^#[ ].*\"\(.*\)\"/\1/p' |
sed 's/\\\\\\\\/\//g' |
$AWK '{ if (\$1 ~ \"sig\") files[[\$1]] = \$1 }
END { for (var in files) print var }'`"
rm -f nametmp.c
if test -z "$sigfile_list"; then
dnl In case we don't get the stuff from the preprocesor, use the old
dnl list of standard places.
sigfile_list="/usr/include/sys/iso/signal_iso.h
/usr/include/bsd/sys/signal.h
/usr/include/signum.h
/usr/include/asm/signum.h
/usr/include/asm/signal.h
/usr/include/linux/signal.h
/usr/include/sys/signal.h
/usr/include/bits/signum.h
/dev/null"
fi
for SIGNAL_H in $sigfile_list
do
dnl Try to make sure it doesn't get confused by files that don't
dnl have real signal definitions in, but do #define SIG* by counting
dnl the number of signals. Maybe we could even check for e.g. SIGHUP?
nsigs=`test -f $SIGNAL_H && \
grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H | \
wc -l | sed 's/[ ]//g'`
test "x$nsigs" != x && test "$nsigs" -ge 7 && break
done
if test $SIGNAL_H = "/dev/null"; then
AC_MSG_ERROR(SIGNAL MACROS NOT FOUND: please report to developers)
fi
zsh_cv_path_signal_h=$SIGNAL_H
])
SIGNAL_H=$zsh_cv_path_signal_h
AC_SUBST(SIGNAL_H)dnl
dnl -----------------------------------------------------
dnl Look for the file containing the RLIMIT_* definitions
dnl -----------------------------------------------------
dnl CALL FOR MORE (FEWER?) LOCATIONS: I've just copied the signal checking.
AC_CACHE_CHECK(where the RLIMIT macros are located,zsh_cv_path_rlimit_h,
[for RESOURCE_H in /usr/include/bsd/sys/resource.h dnl
/usr/include/asm/resource.h dnl
/usr/include/linux/resource.h dnl
/usr/include/sys/resource.h dnl
/usr/include/bits/resource.h dnl
/usr/include/resourcebits.h dnl
/dev/null;
do
test -f $RESOURCE_H && \
grep '#[ ]*define[ ][ ]*RLIMIT_[A-Z]*[ ]*[0-9A-Z][0-9]*' $RESOURCE_H > /dev/null && \
break
done
zsh_cv_path_rlimit_h=$RESOURCE_H
if test $RESOURCE_H = "/dev/null" -a $ac_cv_func_getrlimit = yes; then
AC_MSG_WARN(RLIMIT MACROS NOT FOUND: please report to developers)
fi])
RLIMITS_INC_H=$zsh_cv_path_rlimit_h
if test "$RLIMITS_INC_H" = "/dev/null"; then
RLIMITS_INC_H=''
fi
dnl rlimits.h only appears in dependencies if we are actually using it.
dnl We are using it any time we have getrlimit, though if the macros were
dnl not found we simply awk through /dev/null and fail to find them.
dnl Thus, limit won't work, but at least the shell will compile.
AC_SUBST(RLIMITS_INC_H)dnl
dnl ------------------
dnl rlimit type checks
dnl ------------------
DEFAULT_RLIM_T=long
AC_CACHE_CHECK(if rlim_t is longer than a long,
zsh_cv_rlim_t_is_longer,
[AC_TRY_RUN([
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <sys/resource.h>
main(){struct rlimit r;exit(sizeof(r.rlim_cur) <= sizeof(long));}],
zsh_cv_rlim_t_is_longer=yes,
zsh_cv_rlim_t_is_longer=no,
zsh_cv_rlim_t_is_longer=yes)])
if test $zsh_cv_rlim_t_is_longer = yes; then
AC_CACHE_CHECK(if rlim_t is a quad,
zsh_cv_rlim_t_is_quad_t,
[AC_TRY_RUN([
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <stdio.h>
#include <sys/resource.h>
main() {
struct rlimit r;
char buf[20];
r.rlim_cur = 0;
sprintf(buf, "%qd", r.rlim_cur);
exit(strcmp(buf, "0"));
}],
zsh_cv_rlim_t_is_quad_t=yes,
zsh_cv_rlim_t_is_quad_t=no,
zsh_cv_rlim_t_is_quad_t=no)])
if test $zsh_cv_rlim_t_is_quad_t = yes; then
AC_DEFINE(RLIM_T_IS_QUAD_T)
DEFAULT_RLIM_T=quad_t
else
AC_DEFINE(RLIM_T_IS_LONG_LONG)
DEFAULT_RLIM_T='long long'
fi
else
AC_CACHE_CHECK(if the rlim_t is unsigned,
zsh_cv_type_rlim_t_is_unsigned,
[AC_TRY_RUN([
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <sys/resource.h>
main(){struct rlimit r;r.rlim_cur=-1;exit(r.rlim_cur<0);}],
zsh_cv_type_rlim_t_is_unsigned=yes,
zsh_cv_type_rlim_t_is_unsigned=no,
zsh_cv_type_rlim_t_is_unsigned=no)])
if test $zsh_cv_type_rlim_t_is_unsigned = yes; then
AC_DEFINE(RLIM_T_IS_UNSIGNED)
DEFAULT_RLIM_T="unsigned $DEFAULT_RLIM_T"
fi
fi
AC_CACHE_CHECK(for rlim_t, zsh_cv_type_rlim_t,
[AC_TRY_COMPILE([
#include <sys/types.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <sys/resource.h>],
[rlim_t l;],
zsh_cv_type_rlim_t=yes,
zsh_cv_type_rlim_t=no)])
if test $zsh_cv_type_rlim_t = no; then
AC_DEFINE_UNQUOTED(rlim_t, $DEFAULT_RLIM_T)
fi
dnl ----------------------------
dnl CHECK FOR /dev/fd FILESYSTEM
dnl ----------------------------
AC_CACHE_CHECK(for /dev/fd filesystem, zsh_cv_sys_path_dev_fd,
[for zsh_cv_sys_path_dev_fd in /proc/self/fd /dev/fd no; do
test x`echo ok|cat $zsh_cv_sys_path_dev_fd/0 2>/dev/null` = xok && break
done])
if test $zsh_cv_sys_path_dev_fd != no; then
AC_DEFINE_UNQUOTED(PATH_DEV_FD, "$zsh_cv_sys_path_dev_fd")
fi
dnl ---------------------------------
dnl CHECK FOR RFS SUPERROOT DIRECTORY
dnl ---------------------------------
AC_CACHE_CHECK(for RFS superroot directory, zsh_cv_sys_superroot,
[test -d /../.LOCALROOT && zsh_cv_sys_superroot=yes || zsh_cv_sys_superroot=no])
if test $zsh_cv_sys_superroot = yes; then
AC_DEFINE(HAVE_SUPERROOT)
fi
dnl CHECK FOR SYSTEMS REQUIRING GETCWD
AC_CACHE_CHECK(whether we should use the native getcwd,
zsh_cv_use_getcwd,
[case "${host_cpu}-${host_vendor}-${host_os}" in
*QNX*) zsh_cv_use_getcwd=yes ;;
*) zsh_cv_use_getcwd=no ;;
esac])
if test $zsh_cv_use_getcwd = yes; then
AC_DEFINE(USE_GETCWD)
fi
dnl -------------
dnl CHECK FOR NIS
dnl -------------
AC_CACHE_CHECK(for NIS, zsh_cv_sys_nis,
[test -f /usr/bin/ypcat && /usr/bin/ypcat passwd.byname > /dev/null 2>&1 && \
zsh_cv_sys_nis=yes || zsh_cv_sys_nis=no])
if test $zsh_cv_sys_nis = yes; then
AC_DEFINE(HAVE_NIS)
fi
dnl -----------------
dnl CHECK FOR NISPLUS
dnl -----------------
AC_CACHE_CHECK(for NIS+, zsh_cv_sys_nis_plus,
[test $ac_cv_func_nis_list = yes && test -f /usr/bin/nisls && \
/usr/bin/nisls > /dev/null 2>&1 && \
zsh_cv_sys_nis_plus=yes || zsh_cv_sys_nis_plus=no])
if test $zsh_cv_sys_nis_plus = yes; then
AC_DEFINE(HAVE_NIS_PLUS)
fi
dnl ----------------------------------------
dnl CHECK FOR LOCATION OF {U,W}TMP{,X} FILES
dnl ----------------------------------------
zsh_PATH_UTMP(utmp)
zsh_PATH_UTMP(wtmp)
zsh_PATH_UTMP(utmpx)
zsh_PATH_UTMP(wtmpx)
dnl -------------------
dnl brk/sbrk PROTOTYPES
dnl -------------------
AC_CACHE_CHECK(for brk() prototype in <unistd.h>,
zsh_cv_header_unistd_h_brk_proto,
[AC_TRY_COMPILE([#include <unistd.h>
double brk();], [int i;],
zsh_cv_header_unistd_h_brk_proto=no, zsh_cv_header_unistd_h_brk_proto=yes)])
if test $zsh_cv_header_unistd_h_brk_proto = yes; then
AC_DEFINE(HAVE_BRK_PROTO)
fi
AC_CACHE_CHECK(for sbrk() prototype in <unistd.h>,
zsh_cv_header_unistd_h_sbrk_proto,
[AC_TRY_COMPILE([#include <unistd.h>
double sbrk();], [int i;],
zsh_cv_header_unistd_h_sbrk_proto=no, zsh_cv_header_unistd_h_sbrk_proto=yes)])
if test $zsh_cv_header_unistd_h_sbrk_proto = yes; then
AC_DEFINE(HAVE_SBRK_PROTO)
fi
dnl ----------------------------------
dnl ioctl and mknod prototypes for OSF
dnl ----------------------------------
if test "$ac_cv_prog_cc_stdc" != no; then
AC_CACHE_CHECK(for ioctl prototype in <sys/ioctl.h>,
zsh_cv_header_sys_ioctl_h_ioctl_proto,
[AC_TRY_COMPILE([#include <sys/ioctl.h>
int ioctl(double x);], [int i;],
zsh_cv_header_sys_ioctl_h_ioctl_proto=no,
zsh_cv_header_sys_ioctl_h_ioctl_proto=yes)])
if test $zsh_cv_header_sys_ioctl_h_ioctl_proto = yes; then
AC_DEFINE(HAVE_IOCTL_PROTO)
fi
AC_CACHE_CHECK(for mknod prototype in <sys/stat.h>,
zsh_cv_header_sys_stat_h_mknod_proto,
[AC_TRY_COMPILE([#include <sys/stat.h>
int mknod(double x);], [int i;],
zsh_cv_header_sys_stat_h_mknod_proto=no,
zsh_cv_header_sys_stat_h_mknod_proto=yes)])
if test $zsh_cv_header_sys_stat_h_mknod_proto = yes; then
AC_DEFINE(HAVE_MKNOD_PROTO)
fi
fi
dnl -------------------
dnl select() defined in <sys/socket.h>, ie BeOS R4.51
dnl -------------------
if test $ac_cv_header_sys_select_h != yes; then
AC_CACHE_CHECK(for select() in <sys/socket.h>,
zsh_cv_header_socket_h_select_proto,
[AC_TRY_COMPILE([#include <sys/socket.h>], [fd_set fd;],
zsh_cv_header_socket_h_select_proto=yes,
zsh_cv_header_socket_h_select_proto=no)])
if test $zsh_cv_header_socket_h_select_proto = yes; then
AC_DEFINE(SELECT_IN_SYS_SOCKET_H)
fi
fi
dnl -----------
dnl named FIFOs
dnl -----------
AC_CACHE_CHECK(if named FIFOs work,
zsh_cv_sys_fifo,
[AC_TRY_RUN([
#include <fcntl.h>
#include <signal.h>
main()
{
char c;
int fd;
int pid, ret;
unlink("/tmp/fifo$$");
#ifdef HAVE_MKFIFO
if(mkfifo("/tmp/fifo$$", 0600) < 0)
#else
if(mknod("/tmp/fifo$$", 0010600, 0) < 0)
#endif
exit(1);
pid = fork();
if(pid < 0)
exit(1);
if(pid) {
fd = open("/tmp/fifo$$", O_RDWR);
exit(fd < 0 || read(fd, &c, 1) != 1 || c != 'x');
}
fd = open("/tmp/fifo$$", O_WRONLY);
ret = (fd < 0 || write(fd, "x", 1) < 1);
unlink("/tmp/fifo$$");
exit(ret);
}
],
zsh_cv_sys_fifo=yes,
zsh_cv_sys_fifo=no,
zsh_cv_sys_fifo=yes)])
if test $zsh_cv_sys_fifo = yes; then
AC_DEFINE(HAVE_FIFOS)
fi
dnl ---------------------
dnl echo style of /bin/sh
dnl ---------------------
AC_CACHE_CHECK(if echo in /bin/sh interprets escape sequences,
zsh_cv_prog_sh_echo_escape,
[if test "`/bin/sh -c \"echo '\\n'\"`" = "\\n"; then
zsh_cv_prog_sh_echo_escape=no
else
zsh_cv_prog_sh_echo_escape=yes
fi])
if test $zsh_cv_prog_sh_echo_escape = no; then
AC_DEFINE(SH_USE_BSD_ECHO)
fi
dnl -----------
dnl test for whether link() works
dnl for instance, BeOS R4.51 doesn't support hard links yet
dnl -----------
AC_CACHE_CHECK(if link() works,
zsh_cv_sys_link,
[AC_TRY_RUN([
#include <unistd.h>
#include <fcntl.h>
main()
{
int ret;
char *tmpfile, *newfile;
tmpfile="/tmp/zsh.linktest$$";
newfile="/tmp/zsh.linktest2$$";
unlink(tmpfile);
unlink(newfile);
if(creat(tmpfile, 0644) < 0)
exit(1);
ret = link(tmpfile, newfile);
unlink(tmpfile);
unlink(newfile);
exit(ret<0);
}
],
zsh_cv_sys_link=yes,
zsh_cv_sys_link=no,
zsh_cv_sys_link=yes)])
if test $zsh_cv_sys_link = yes; then
AC_DEFINE(HAVE_LINK)
fi
dnl -----------
dnl test for whether kill(pid, 0) where pid doesn't exit
dnl should set errno to ESRCH, but some like BeOS R4.51 set to EINVAL
dnl -----------
AC_CACHE_CHECK(if kill(pid, 0) returns ESRCH correctly,
zsh_cv_sys_killesrch,
[AC_TRY_RUN([
#include <unistd.h>
#include <signal.h>
#include <errno.h>
main()
{
int pid, ret;
pid=getpid() + 10000;
ret=kill(pid, 0);
exit(ret<0 && errno!=ESRCH);
}
],
zsh_cv_sys_killesrch=yes,
zsh_cv_sys_killesrch=no,
zsh_cv_sys_killesrch=yes)])
if test $zsh_cv_sys_killesrch = no; then
AC_DEFINE(BROKEN_KILL_ESRCH)
fi
dnl -----------
dnl if POSIX, test for working sigsuspend().
dnl for instance, BeOS R4.51 is broken.
dnl -----------
if test $signals_style=POSIX_SIGNALS; then
AC_CACHE_CHECK(if POSIX sigsuspend() works,
zsh_cv_sys_sigsuspend,
[AC_TRY_RUN([
#include <signal.h>
#include <unistd.h>
int child=0;
void handler(sig)
int sig;
{if(sig==SIGCHLD) child=1;}
main() {
struct sigaction act;
sigset_t set;
int pid, ret;
act.sa_handler = &handler;
sigfillset(&act.sa_mask);
act.sa_flags = 0;
sigaction(SIGCHLD, &act, 0);
sigfillset(&set);
sigprocmask(SIG_SETMASK, &set, 0);
pid=fork();
if(pid==0) return 0;
if(pid>0) {
sigemptyset(&set);
ret=sigsuspend(&set);
exit(child==0);
}
}
],
zsh_cv_sys_sigsuspend=yes,
zsh_cv_sys_sigsuspend=no,
zsh_cv_sys_sigsuspend=yes)])
if test $zsh_cv_sys_sigsuspend = no; then
AC_DEFINE(BROKEN_POSIX_SIGSUSPEND)
fi
fi
dnl -----------
dnl if found tcsetpgrp, test to see if it actually works
dnl for instance, BeOS R4.51 does not support it yet
dnl -----------
if test -t 0 -a $ac_cv_func_tcsetpgrp=yes; then
AC_CACHE_CHECK(if tcsetpgrp() actually works,
zsh_cv_sys_tcsetpgrp,
[AC_TRY_RUN([
#include <sys/types.h>
#include <unistd.h>
main() {
int ret;
ret=tcsetpgrp(0, tcgetpgrp(0));
exit(ret<0);
}
],
zsh_cv_sys_tcsetpgrp=yes,
zsh_cv_sys_tcsetpgrp=no,
zsh_cv_sys_tcsetpgrp=yes)])
if test $zsh_cv_sys_tcsetpgrp = no; then
AC_DEFINE(BROKEN_TCSETPGRP)
fi
fi
dnl -----------
dnl test for faked getpwnam() entry, ie a single entry returned for any username
dnl for instance, BeOS R4.51 is not multiuser yet, and fakes getpwnam()
dnl test by looking up two usernames that shouldn't succeed, and compare entry
dnl -----------
if test $ac_cv_func_getpwnam=yes; then
AC_CACHE_CHECK(if getpwnam() is faked,
zsh_cv_sys_getpwnam_faked,
[AC_TRY_RUN([
#include <pwd.h>
main() {
struct passwd *pw1, *pw2;
char buf[1024], name[1024];
sprintf(buf, "%d:%d", getpid(), rand());
pw1=getpwnam(buf);
if (pw1) strcpy(name, pw1->pw_name);
sprintf(buf, "%d:%d", rand(), getpid());
pw2=getpwnam(buf);
exit(pw1!=0 && pw2!=0 && !strcmp(name, pw2->pw_name));
}
],
zsh_cv_sys_getpwnam_faked=no,
zsh_cv_sys_getpwnam_faked=yes,
zsh_cv_sys_getpwnam_faked=no)])
if test $zsh_cv_sys_getpwnam_faked = yes; then
AC_DEFINE(GETPWNAM_FAKED)
fi
fi
dnl ---------------
dnl dynamic loading
dnl ---------------
L=N
INSTLIB="install.bin-\$(L)"
UNINSTLIB="uninstall.bin-\$(L)"
LINKMODS=NOLINKMODS
MOD_EXPORT=
MOD_IMPORT_VARIABLE=
MOD_IMPORT_FUNCTION=
aixdynamic=no
hpuxdynamic=no
if test "$ac_cv_func_dlopen" != yes ||
test "$ac_cv_func_dlsym" != yes ||
test "$ac_cv_func_dlerror" != yes; then
if test "$ac_cv_func_load" != yes ||
test "$ac_cv_func_unload" != yes ||
test "$ac_cv_func_loadbind" != yes ||
test "$ac_cv_func_loadquery" != yes; then
if test "$ac_cv_func_shl_load" != yes ||
test "$ac_cv_func_shl_unload" != yes ||
test "$ac_cv_func_shl_findsym" != yes; then
dynamic=no
elif test "x$dynamic" = xyes; then
hpuxdynamic=yes
DL_EXT="${DL_EXT=sl}"
dnl autoheader won't allow us to define anything which isn't
dnl going into a header, and we can't undefine anything, so
dnl just define this anyway and rely on the later tests to
dnl define DYNAMIC or not.
AC_DEFINE(HPUXDYNAMIC)dnl
fi
elif test "x$dynamic" = xyes; then
aixdynamic=yes
fi
fi
test -n "$GCC" && LDARG=-Wl,
if test "x$aixdynamic" = xyes; then
DL_EXT="${DL_EXT=so}"
DLLD="${DLLD=$CC}"
zsh_cv_func_dlsym_needs_underscore=no
DLLDFLAGS=${DLLDFLAGS=}
EXTRA_LDFLAGS=${EXTRA_LDFLAGS=}
EXPOPT=${LDARG}-bE:
IMPOPT=${LDARG}-bI:
zsh_cv_sys_dynamic_clash_ok="${zsh_cv_sys_dynamic_clash_ok=yes}"
zsh_cv_sys_dynamic_rtld_global="${zsh_cv_sys_dynamic_rtld_global=yes}"
zsh_cv_sys_dynamic_execsyms="${zsh_cv_sys_dynamic_execsyms=yes}"
zsh_cv_sys_dynamic_strip_exe="${zsh_cv_sys_dynamic_strip_exe=yes}"
zsh_cv_sys_dynamic_strip_lib="${zsh_cv_sys_dynamic_strip_lib=yes}"
zsh_cv_sys_dynamic_broken="${zsh_cv_sys_dynamic_broken=no}"
elif test "x$ac_cv_cygwin" = xyes; then
DL_EXT="${DL_EXT=dll}"
DLLD="${DLLD=dllwrap}"
DLLDFLAGS="${DLLDFLAGS=--export-all-symbols}"
zsh_cv_func_dlsym_needs_underscore=no
DLLDFLAGS=${DLLDFLAGS=}
EXTRA_LDFLAGS=${EXTRA_LDFLAGS=}
zsh_cv_sys_dynamic_clash_ok="${zsh_cv_sys_dynamic_clash_ok=no}"
zsh_cv_sys_dynamic_rtld_global="${zsh_cv_sys_dynamic_rtld_global=yes}"
zsh_cv_sys_dynamic_execsyms="${zsh_cv_sys_dynamic_execsyms=no}"
zsh_cv_sys_dynamic_strip_exe="${zsh_cv_sys_dynamic_strip_exe=yes}"
zsh_cv_sys_dynamic_strip_lib="${zsh_cv_sys_dynamic_strip_lib=yes}"
#
# THAT SUCKS! and must be changed
#
zsh_cv_shared_environ="${zsh_cv_shared_environ=yes}"
LINKMODS=LINKMODS
MOD_EXPORT="__attribute__((__dllexport__))"
MOD_IMPORT_VARIABLE="__attribute__((__dllimport__))"
MOD_IMPORT_FUNCTION=
elif test "x$dynamic" = xyes; then
AC_CACHE_CHECK(if your system use ELF binaries,
zsh_cv_sys_elf,
[AC_TRY_RUN([/* Test for whether ELF binaries are produced */
#include <fcntl.h>
#include <stdlib.h>
main(argc, argv)
int argc;
char *argv[];
{
char b[4];
int i = open(argv[0],O_RDONLY);
if(i == -1)
exit(1); /* fail */
if(read(i,b,4)==4 && b[0]==127 && b[1]=='E' && b[2]=='L' && b[3]=='F')
exit(0); /* succeed (yes, it's ELF) */
else
exit(1); /* fail */
}],
zsh_cv_sys_elf=yes,
zsh_cv_sys_elf=no,
zsh_cv_sys_elf=yes)])
DL_EXT="${DL_EXT=so}"
if test $zsh_cv_sys_elf = yes; then
case "$host" in
mips-sni-sysv4*)
# Forcibly set ld to native compiler to avoid obscure GCC problems
DLLD="${DLLD=/usr/ccs/bin/cc}"
DLLDARG="${LDARG}"
;;
* )
DLLD="${DLLD=$CC}"
DLLDARG="${LDARG}"
;;
esac
else
DLLD="${DLLD=ld}"
DLLDARG=""
fi
if test -n "$GCC"; then
DLCFLAGS="${DLCFLAGS=-fpic}"
else
case "$host_os" in
hpux*) DLCFLAGS="${DLCFLAGS=+z}" ;;
sunos*) DLCFLAGS="${DLCFLAGS=-pic}" ;;
solaris*|sysv4*|esix*) DLCFLAGS="${DLCFLAGS=-Kpic}" ;;
esac
fi
case "$host_os" in
hpux*) DLLDFLAGS="${DLLDFLAGS=-b}" ;;
freebsd*|linux*|irix*|osf*) DLLDFLAGS="${DLLDFLAGS=-shared}" ;;
sunos*) DLLDFLAGS="${DLLDFLAGS=-assert nodefinitions}" ;;
sysv4*|esix*) DLLDFLAGS="${DLLDFLAGS=-G $ldflags}" ;;
netbsd*) DLLDFLAGS="${DLLDFLAGS=${DLLDARG}-x -shared --whole-archive}" ;;
aix*) DLLDFLAGS="${DLLDFLAGS=-G -bexpall -lc}" ;;
solaris*|sysv4*|esix*) DLLDFLAGS="${DLLDFLAGS=-G}" ;;
openbsd*) DLLDFLAGS="${DLLDFLAGS=-Bshareable}" ;;
esac
case "$host" in
*-hpux*) EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-Wl,-E}" ;;
*-freebsd[3-9]*|*-linux*) EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-rdynamic}" ;;
mips-sni-sysv4)
#
# unfortunately, we have different compilers
# that need different flags
#
if test -n "$GCC"; then
sni_cc_version=GCC
else
sni_cc_version=`$CC -V 2>&1 | head -1`
fi
case "$sni_cc_version" in
*CDS*|GCC )
EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-Wl,-Blargedynsym}"
;;
* )
EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-LD-Blargedynsym}"
;;
esac
;;
esac
AC_CACHE_CHECK(if your dlsym() needs a leading underscore,
zsh_cv_func_dlsym_needs_underscore,
[echo failed >conftestval && cat >conftest.c <<EOM
fred () { }
EOM
AC_TRY_COMMAND($CC -c $CFLAGS $CPPFLAGS $DLCFLAGS conftest.c 1>&AC_FD_CC) &&
AC_TRY_COMMAND($DLLD $LDFLAGS $DLLDFLAGS -o conftest.$DL_EXT conftest.o 1>&AC_FD_CC) &&
AC_TRY_RUN([
#include <stdio.h>
#ifdef HPUXDYNAMIC
#include <dl.h>
#define RTLD_LAZY BIND_DEFERRED
#define RTLD_GLOBAL DYNAMIC_PATH
char *zsh_gl_sym_addr ;
#define dlopen(file,mode) (void *)shl_load((file), (mode), (long) 0)
#define dlclose(handle) shl_unload((shl_t)(handle))
#define dlsym(handle,name) (zsh_gl_sym_addr=0,shl_findsym((shl_t *)&(handle),name,TYPE_UNDEFINED,&zsh_gl_sym_addr), (void *)zsh_gl_sym_addr)
#define dlerror() 0
#else
#ifdef HAVE_DLFCN_H
#include <dlfcn.h>
#else
#include <sys/types.h>
#include <nlist.h>
#include <link.h>
#endif
#endif
#ifndef RTLD_LAZY
#define RTLD_LAZY 1
#endif
extern int fred() ;
main()
{
void * handle ;
void * symbol ;
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
handle = dlopen("./conftest.$DL_EXT", RTLD_LAZY) ;
if (handle == NULL) {
fprintf (f, "dlopen failed") ;
exit(1);
}
symbol = dlsym(handle, "fred") ;
if (symbol == NULL) {
/* try putting a leading underscore */
symbol = dlsym(handle, "_fred") ;
if (symbol == NULL) {
fprintf (f, "dlsym failed") ;
exit(1);
}
fprintf (f, "yes") ;
}
else
fprintf (f, "no") ;
exit(0);
}], zsh_cv_func_dlsym_needs_underscore=`cat conftestval`,
zsh_cv_func_dlsym_needs_underscore=failed
dynamic=no,
zsh_cv_func_dlsym_needs_underscore=no)])
if test "x$zsh_cv_func_dlsym_needs_underscore" = xyes; then
AC_DEFINE(DLSYM_NEEDS_UNDERSCORE)
elif test "x$zsh_cv_func_dlsym_needs_underscore" != xno; then
dnl Do not cache failed value
unset zsh_cv_func_dlsym_needs_underscore
fi
fi
if test "x$dynamic" = xyes; then
zsh_SHARED_VARIABLE([environ], [char **])
test "$zsh_cv_shared_environ" = yes || dynamic=no
dnl test "$zsh_cv_sys_dynamic_broken" = no || dynamic=no
if test "$ac_cv_func_tgetent" = yes; then
zsh_SHARED_FUNCTION([tgetent])
fi
if test "$ac_cv_func_tigetstr" = yes; then
zsh_SHARED_FUNCTION([tigetstr])
fi
fi
if test "x$dynamic" = xyes; then
zsh_SYS_DYNAMIC_CLASH
zsh_SYS_DYNAMIC_GLOBAL
RTLD_GLOBAL_OK=$zsh_cv_sys_dynamic_rtld_global
zsh_SYS_DYNAMIC_EXECSYMS
if test "$zsh_cv_sys_dynamic_execsyms" != yes; then
L=L
fi
zsh_SYS_DYNAMIC_STRIP_EXE
zsh_SYS_DYNAMIC_STRIP_LIB
if $strip_exeldflags && test "$zsh_cv_sys_dynamic_strip_exe" = yes; then
EXELDFLAGS="$EXELDFLAGS -s"
fi
if $strip_libldflags && test "$zsh_cv_sys_dynamic_strip_lib" = yes; then
LIBLDFLAGS="$LIBLDFLAGS -s"
fi
if test "x$ac_cv_cygwin" = xyes; then
INSTLIB="install.cygwin-lib"
UNINSTLIB="uninstall.cygwin-lib"
fi
else
$strip_exeldflags && EXELDFLAGS="$EXELDFLAGS -s"
$strip_libldflags && LIBLDFLAGS="$LIBLDFLAGS -s"
RTLD_GLOBAL_OK=no
fi
if test "x$dynamic" = xyes; then
D=D
AC_DEFINE(DYNAMIC)dnl
else
D=N
fi
if test "x$aixdynamic" = xyes; then
E=E
AC_DEFINE(AIXDYNAMIC)dnl
else
E=N
fi
if test "x$zsh_cv_sys_dynamic_clash_ok" = xyes; then
SHORTBOOTNAMES=yes
else
SHORTBOOTNAMES=no
fi
AC_SUBST(SHORTBOOTNAMES)
AC_SUBST(INSTLIB)dnl
AC_SUBST(UNINSTLIB)dnl
if test x"$ac_cv_cygwin" = xyes; then
EXTRAZSHOBJS="$EXTRAZSHOBJS zsh.res.o"
fi
AC_DEFINE_UNQUOTED(DL_EXT, "$DL_EXT")dnl
AC_SUBST(D)dnl
AC_SUBST(DL_EXT)dnl
AC_SUBST(DLLD)dnl
AC_SUBST(DLCFLAGS)dnl
AC_SUBST(DLLDFLAGS)dnl
AC_SUBST(E)dnl
AC_SUBST(EXTRA_LDFLAGS)dnl
AC_SUBST(EXPOPT)dnl
AC_SUBST(IMPOPT)dnl
AC_SUBST(L)dnl
AC_SUBST(LINKMODS)dnl
AC_SUBST(MOD_EXPORT)dnl
AC_SUBST(MOD_IMPORT_VARIABLE)dnl
AC_SUBST(MOD_IMPORT_FUNCTION)dnl
AC_SUBST(EXTRAZSHOBJS)dnl
# Generate config.modules. We look for *.mdd files in first and second
# level subdirectories. Any existing line not containing 'auto=y' will be
# retained, provided the .mdd file itself was found.
CONFIG_MODULES=./config.modules
echo "creating ${CONFIG_MODULES}"
userlist=" "
if test -f config.modules; then
userlist="`sed -e '/^#/d' -e '/auto=y/d' -e 's/ .*/ /' -e 's/^name=/ /' \
${CONFIG_MODULES}`"
mv ${CONFIG_MODULES} ${CONFIG_MODULES}.old
fi
(echo "# Edit this file to change the way modules are loaded."
echo "# The format is strict; do not break lines or add extra spaces."
echo "# Run \`make prep' if you change anything here after compiling"
echo "# (there is no need if you change this just after the first time"
echo "# you run \`configure')."
echo "#"
echo "# Values of \`link' are \`static', \`dynamic' or \`no' to compile the"
echo "# module into the shell, link it in at run time, or not use it at all."
echo "# In the final case, no attempt will be made to compile it."
echo "# Use \`static' or \`no' if you do not have dynamic loading."
echo "#"
echo "# Values of \`load' are \`yes' or \`no'; if yes, any builtins etc."
echo "# provided by the module will be autoloaded by the main shell"
echo "# (so long as \`link' is not set to \`no')."
echo "#"
echo "# Values of \`auto' are \`yes' or \`no'. configure sets the value to"
echo "# \`yes'. If you set it by hand to \`no', the line will be retained"
echo "# when the file is regenerated in future."
echo "#"
echo "# Note that the \`functions' entry extends to the end of the line."
echo "# It should not be quoted; it is used verbatim to find files to install."
echo "#"
echo "# You will need to run \`config.status --recheck' if you add a new"
echo "# module."
echo "#"
echo "# You should not change the values for the pseudo-module zsh/main,"
echo "# which is the main shell (apart from the functions entry)."
for modfile in `cd ${srcdir}; echo */*.mdd */*/*.mdd`; do
name=
link=
load=
functions=
. ${srcdir}/$modfile
if test x$name != x -a x"$link" != x; then
case "$userlist" in
*" $name "*) # not autogenerated, keep original
grep "^name=$name " ${CONFIG_MODULES}.old
;;
*) case "$link" in
*\ *) eval "link=\`$link\`"
;;
esac
case "${load}" in
y*) load=" load=yes"
;;
*) load=" load=no"
;;
esac
if test "x$functions" != x; then
# N.B. no additional quotes
f=" functions=$functions"
else
f=
fi
case "$link" in
static) echo "name=$name modfile=$modfile link=static auto=yes${load}$f"
;;
dynamic) if test $dynamic != no; then
echo "name=$name modfile=$modfile link=dynamic\
auto=yes${load}$f"
else
echo "name=$name modfile=$modfile link=no\
auto=yes load=no$f"
fi
;;
either) if test $dynamic != no; then
echo "name=$name modfile=$modfile link=dynamic\
auto=yes${load}$f"
else
echo "name=$name modfile=$modfile link=static\
auto=yes${load}$f"
fi
;;
*) echo "name=$name modfile=$modfile link=no auto=yes load=no$f"
;;
esac
;;
esac
fi
done) >${CONFIG_MODULES}
rm -f ${CONFIG_MODULES}.old
CLEAN_MK="${srcdir}/Config/clean.mk"
CONFIG_MK="${srcdir}/Config/config.mk"
dnl defs.mk is in the build tree, not the source tree
DEFS_MK="Config/defs.mk"
FUNCINST_MK="${srcdir}/Config/funcinst.mk"
VERSION_MK="${srcdir}/Config/version.mk"
AC_SUBST_FILE(CLEAN_MK)dnl
AC_SUBST_FILE(CONFIG_MK)dnl
AC_SUBST_FILE(DEFS_MK)dnl
AC_SUBST_FILE(FUNCINST_MK)dnl
AC_SUBST_FILE(VERSION_MK)dnl
real_no_create=$no_create
no_create=yes
AC_OUTPUT(Config/defs.mk Makefile Doc/Makefile Etc/Makefile Src/Makefile \
Test/Makefile, \
[test -z "$CONFIG_HEADERS" || echo > stamp-h])
builtin([include], [zshconfig.ac])
dnl The standard config.status is missing some essential features.
dnl So add them now. See the comment at the end of Src/mkmakemod.sh.
@ -1913,44 +12,9 @@ dnl So add them now. See the comment at the end of Src/mkmakemod.sh.
cp $CONFIG_STATUS $CONFIG_STATUS.old
sed '1,$s@^\( *ac_file_inputs=\).*$@\1`echo $ac_file_in | sed -e "s%^%:%" -e "s%:\\([^!]\\)% $ac_given_srcdir/\\1%g" -e "s%:!% %"`@' \
$CONFIG_STATUS.old >$CONFIG_STATUS
echo "# Hack for autoconf-2.13" >>$CONFIG_STATUS
chmod +x $CONFIG_STATUS
rm -f $CONFIG_STATUS.old]
test "$real_no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
eval "zshbin1=${bindir}"
eval "zshbin2=${zshbin1}"
eval "zshman=${mandir}"
eval "zshinfo=${infodir}"
eval "zshfndir=${fndir}"
echo "
zsh configuration
-----------------
zsh version : ${VERSION}
host operating system : ${host_cpu}-${host_vendor}-${host_os}
source code location : ${srcdir}
compiler : ${CC}
preprocessor flags : ${CPPFLAGS}
executable compiler flags : ${CFLAGS}"
if test "$dynamic" = yes; then
echo "\
module compiler flags : ${CFLAGS} ${DLCFLAGS}"
fi
echo "\
executable linker flags : ${LDFLAGS} ${EXELDFLAGS} ${EXTRA_LDFLAGS}"
if test "$dynamic" = yes; then
echo "\
module linker flags : ${LDFLAGS} ${LIBLDFLAGS} ${DLLDFLAGS}"
fi
echo "\
library flags : ${LIBS}
installation basename : ${tzsh_name}
binary install path : ${zshbin2}
man page install path : ${zshman}
info install path : ${zshinfo}"
if test "$zshfndir" != no; then
echo "functions install path : ${zshfndir}"
fi
echo "See config.modules for installed modules and functions.
"

1941
zshconfig.ac Normal file
View File

@ -0,0 +1,1941 @@
dnl
dnl configure.in: Configure template for zsh.
dnl Process this file with autoconf to produce a configure script.
dnl
dnl Copyright (c) 1995-1997 Richard Coleman
dnl All rights reserved.
dnl
dnl Permission is hereby granted, without written agreement and without
dnl license or royalty fees, to use, copy, modify, and distribute this
dnl software and to distribute modified versions of this software for any
dnl purpose, provided that the above copyright notice and the following
dnl two paragraphs appear in all copies of this software.
dnl
dnl In no event shall Richard Coleman or the Zsh Development Group be liable
dnl to any party for direct, indirect, special, incidental, or consequential
dnl damages arising out of the use of this software and its documentation,
dnl even if Richard Coleman and the Zsh Development Group have been advised of
dnl the possibility of such damage.
dnl
dnl Richard Coleman and the Zsh Development Group specifically disclaim any
dnl warranties, including, but not limited to, the implied warranties of
dnl merchantability and fitness for a particular purpose. The software
dnl provided hereunder is on an "as is" basis, and Richard Coleman and the
dnl Zsh Development Group have no obligation to provide maintenance,
dnl support, updates, enhancements, or modifications.
dnl
AC_CONFIG_HEADER(config.h)
dnl What version of zsh are we building ?
. ${srcdir}/Config/version.mk
echo "configuring for zsh $VERSION"
dnl ----------------------------------------------
dnl CHECK FOR MACHINE/VENDOR/OPERATING SYSTEM TYPE
dnl ----------------------------------------------
dnl Find out machine type, vendor, and operating system
dnl What type of host is this?
AC_CANONICAL_HOST
AC_DEFINE_UNQUOTED(MACHTYPE, "$host_cpu")
AC_DEFINE_UNQUOTED(VENDOR, "$host_vendor")
AC_DEFINE_UNQUOTED(OSTYPE, "$host_os")
dnl -----------------------------
dnl CHECKING COMMAND LINE OPTIONS
dnl -----------------------------
dnl Handle --program-prefix, --program-suffix, etc.
zsh_ARG_PROGRAM
dnl Handle setting of compile flags (CPPFLAGS, CFLAGS, LDFLAGS, LIBS).
zsh_COMPILE_FLAGS($CPPFLAGS, $CFLAGS, $LDFLAGS, $LIBS)
dnl Do you want to debug zsh?
ifdef([zsh-debug],[undefine([zsh-debug])])dnl
AC_ARG_ENABLE(zsh-debug,
[ --enable-zsh-debug compile with debug code and debugger symbols],
[if test x$enableval = xyes; then
AC_DEFINE(DEBUG)
fi])
dnl Do you want zsh memory allocation routines.
ifdef([zsh-mem],[undefine([zsh-mem])])dnl
AC_ARG_ENABLE(zsh-mem,
[ --enable-zsh-mem compile with zsh memory allocation routines],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_MEM)
fi])
dnl Do you want to debug zsh memory allocation routines.
ifdef([zsh-mem-debug],[undefine([zsh-mem-debug])])dnl
AC_ARG_ENABLE(zsh-mem-debug,
[ --enable-zsh-mem-debug debug zsh memory allocation routines],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_MEM_DEBUG)
fi])
dnl Do you want to print warnings when errors in memory allocation.
ifdef([zsh-mem-warning],[undefine([zsh-mem-warning])])dnl
AC_ARG_ENABLE(zsh-mem-warning,
[ --enable-zsh-mem-warning print warnings for errors in memory allocation],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_MEM_WARNING)
fi])
dnl Do you want to turn on error checking for free().
ifdef([zsh-secure-free],[undefine([zsh-secure-free])])dnl
AC_ARG_ENABLE(zsh-secure-free,
[ --enable-zsh-secure-free turn on error checking for free()],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_SECURE_FREE)
fi])
dnl Do you want debugging information on internal hash tables.
dnl This turns on the `hashinfo' builtin command.
ifdef([zsh-hash-debug],[undefine([zsh-hash-debug])])dnl
AC_ARG_ENABLE(zsh-hash-debug,
[ --enable-zsh-hash-debug turn on debugging of internal hash tables],
[if test x$enableval = xyes; then
AC_DEFINE(ZSH_HASH_DEBUG)
fi])
dnl Pathnames for global zsh scripts
ifdef([etcdir],[undefine([etcdir])])dnl
AC_ARG_ENABLE(etcdir,
[ --enable-etcdir=DIR the default directory for global zsh scripts],
[etcdir="$enableval"], [etcdir=/etc])
ifdef([zshenv],[undefine([zshenv])])dnl
AC_ARG_ENABLE(zshenv,
[ --enable-zshenv=FILE the full pathname of the global zshenv script],
[zshenv="$enableval"],
[if test "x$etcdir" = xno; then
zshenv=no
else
zshenv="$etcdir/zshenv"
fi])
if test "x$zshenv" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZSHENV, "$zshenv")
fi
ifdef([zshrc],[undefine([zshrc])])dnl
AC_ARG_ENABLE(zshrc,
[ --enable-zshrc=FILE the full pathname of the global zshrc script],
[zshrc="$enableval"],
[if test "x$etcdir" = xno; then
zshrc=no
else
zshrc="$etcdir/zshrc"
fi])
if test "x$zshrc" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZSHRC, "$zshrc")
fi
ifdef([zprofile],[undefine([zprofile])])dnl
AC_ARG_ENABLE(zprofile,
[ --enable-zprofile=FILE the full pathname of the global zprofile script],
[zprofile="$enableval"],
[if test "x$etcdir" = xno; then
zprofile=no
else
zprofile="$etcdir/zprofile"
fi])
if test "x$zprofile" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZPROFILE, "$zprofile")
fi
ifdef([zlogin],[undefine([zlogin])])dnl
AC_ARG_ENABLE(zlogin,
[ --enable-zlogin=FILE the full pathname of the global zlogin script],
[zlogin="$enableval"],
[if test "x$etcdir" = xno; then
zlogin=no
else
zlogin="$etcdir/zlogin"
fi])
if test "x$zlogin" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZLOGIN, "$zlogin")
fi
ifdef([zlogout],[undefine([zlogout])])dnl
AC_ARG_ENABLE(zlogout,
[ --enable-zlogout=FILE the full pathname of the global zlogout script],
[zlogout="$enableval"],
[if test "x$etcdir" = xno; then
zlogout=no
else
zlogout="$etcdir/zlogout"
fi])
if test "x$zlogout" != xno; then
AC_DEFINE_UNQUOTED(GLOBAL_ZLOGOUT, "$zlogout")
fi
AC_SUBST(zshenv)dnl
AC_SUBST(zshrc)dnl
AC_SUBST(zprofile)dnl
AC_SUBST(zlogin)dnl
AC_SUBST(zlogout)dnl
dnl Do you want large file support, if available?
ifdef([lfs],[undefine([lfs])])dnl
AC_ARG_ENABLE(lfs,
[ --disable-lfs turn off support for large files],
[lfs="$enableval"], [lfs=yes])
dnl Do you want dynamically loaded binary modules.
ifdef([dynamic],[undefine([dynamic])])dnl
AC_ARG_ENABLE(dynamic,
[ --disable-dynamic turn off dynamically loaded binary modules],
[dynamic="$enableval"], [dynamic=yes])
dnl Do you want to disable restricted on r* commands
ifdef([restricted-r],[undefine([restricted-r])])dnl
AC_ARG_ENABLE(restricted-r,
[ --disable-restricted-r turn off r* invocation for restricted shell],
[if test x$enableval = xyes; then
AC_DEFINE(RESTRICTED_R)
fi],
AC_DEFINE(RESTRICTED_R)
)
dnl Do you want to disable use of locale functions
AC_ARG_ENABLE([locale],
[ --disable-locale turn off locale features],
[if test x$enableval = xyes; then
AC_DEFINE(CONFIG_LOCALE)
fi],
AC_DEFINE(CONFIG_LOCALE)
)
dnl Do you want to compile as K&R C.
AC_ARG_ENABLE(ansi2knr,
[ --enable-ansi2knr translate source to K&R C before compiling],
[ansi2knr="$enableval"], [ansi2knr=default])
ifdef([fndir],[undefine([fndir])])dnl
AC_ARG_ENABLE(fndir,
[ --enable-fndir=DIR the directory in which to install functions],
dnl ${VERSION} to be determined at compile time.
[if test $enableval = yes; then
fndir=${datadir}/${tzsh_name}/'${VERSION}'/functions
else
fndir="$enableval"
fi], [fndir=${datadir}/${tzsh_name}/'${VERSION}'/functions])
ifdef([sitefndir],[undefine([sitefndir])])dnl
AC_ARG_ENABLE(sitefndir,
[ --enable-site-fndir=DIR same for site functions (not version specific)],
[if test $enableval = yes; then
sitefndir=${datadir}/${tzsh_name}/site-functions
else
sitefndir="$enableval"
fi], [sitefndir=${datadir}/${tzsh_name}/site-functions])
ifdef([function_subdirs],[undefine([function_subdirs])])
AC_ARG_ENABLE(function-subdirs,
[ --enable-function-subdirs install functions in subdirectories])
if test "x${enable_function_subdirs}" != x -a \
"x${enable_function_subdirs}" != xno; then
FUNCTIONS_SUBDIRS=yes
else
FUNCTIONS_SUBDIRS=no
fi
AC_SUBST(fndir)dnl
AC_SUBST(sitefndir)dnl
AC_SUBST(FUNCTIONS_SUBDIRS)dnl
dnl Do you want maildir support?
ifdef([maildir_support],[undefine([maildir_support])])dnl
AC_ARG_ENABLE(maildir-support,
[ --enable-maildir-support enable maildir support in MAIL and MAILPATH],
[if test x$enableval = xyes; then
AC_DEFINE(MAILDIR_SUPPORT)
fi])
dnl Do you want to set a maximum function depth?
ifdef([max_function_depth],[undefine([max_function_depth])])dnl
AC_ARG_ENABLE(max-function-depth,
[ --enable-max-function-depth=MAX limit function depth to MAX],
[if test x$enableval = xyes; then
AC_DEFINE(MAX_FUNCTION_DEPTH, 4096)
else
AC_DEFINE_UNQUOTED(MAX_FUNCTION_DEPTH, $enableval)
fi])
dnl ------------------
dnl CHECK THE COMPILER
dnl ------------------
dnl We want these before the checks, so the checks can modify their values.
test -z "${CFLAGS+set}" && CFLAGS= auto_cflags=1
test -z "${LDFLAGS+set}" && LDFLAGS= auto_ldflags=1
AC_PROG_CC
dnl Check for large file support.
dnl This needs to be done early to get the stuff into the flags.
if test $lfs != no; then
dnl Gross hack for ReliantUNIX - GCC does not understand getconf options
dnl For now just disable LFS in this case
dnl Any takers?
if test "$host" = mips-sni-sysv4 -a -n "$GCC"; then
:
else
zsh_LARGE_FILE_SUPPORT
fi
fi
dnl if the user hasn't specified CFLAGS, then
dnl if compiler is gcc, then use -O2 and some warning flags
dnl else use -O
if test -n "$auto_cflags"; then
if test "${enable_zsh_debug}" = yes; then
if test -n "$GCC"; then
CFLAGS="$CFLAGS -Wall -Wno-implicit -Wmissing-prototypes -ggdb"
else
CFLAGS="$CFLAGS -g"
fi
else
if test -n "$GCC"; then
CFLAGS="$CFLAGS -Wall -Wno-implicit -Wmissing-prototypes -O2"
else
CFLAGS="$CFLAGS -O"
fi
fi
fi
if test -n "$auto_ldflags"; then
case "${enable_zsh_debug}$host_os" in
yesaix*|yeshpux*|yesnetbsd*|yesopenbsd*) ;; # "ld -g" is not valid on these systems
yes*) LDFLAGS=-g ;;
*) LDFLAGS=-s ;;
esac
fi
dnl ----------
dnl SCO KLUDGE
dnl ----------
dnl Sco doesn't define any useful compiler symbol,
dnl so we will check for sco and define __sco if
dnl found.
case "$host_os" in
sco*) CFLAGS="-D__sco $CFLAGS" ;;
esac
sed=':1
s/ -s / /g
t1
s/^ *//
s/ *$//'
case " $LDFLAGS " in
*" -s "*) strip_exeldflags=true strip_libldflags=true
LDFLAGS=`echo " $LDFLAGS " | sed "$sed"` ;;
*) strip_exeldflags=false strip_libldflags=false ;;
esac
case " ${EXELDFLAGS+$EXELDFLAGS }" in
" ") ;;
*" -s "*) strip_exeldflags=true
EXELDFLAGS=`echo " $EXELDFLAGS " | sed "$sed"` ;;
*) strip_exeldflags=false ;;
esac
case " ${LIBLDFLAGS+$LIBLDFLAGS }" in
" ") ;;
*" -s "*) strip_libldflags=true
LIBLDFLAGS=`echo " $LIBLDFLAGS " | sed "$sed"` ;;
*) strip_libldflags=false ;;
esac
AC_SUBST(CFLAGS)dnl
AC_SUBST(LDFLAGS)dnl
AC_SUBST(EXELDFLAGS)dnl
AC_SUBST(LIBLDFLAGS)dnl
AC_PROG_CPP dnl Figure out how to run C preprocessor.
AC_PROG_GCC_TRADITIONAL dnl Do we need -traditional flag for gcc.
AC_C_CONST dnl Does compiler support `const'.
AC_CYGWIN dnl Check for cygwin environment
AC_EXEEXT dnl Check for executable extension, e.g. .exe
fp_PROG_CC_STDC
AC_MSG_CHECKING([whether to use prototypes])
if test ."$ansi2knr" = .yes || test ."$ansi2knr" = .no; then
msg="(overridden) "
else
msg=
if test ."$fp_cv_prog_cc_stdc" = .no; then
ansi2knr=yes
else
ansi2knr=no
fi
fi
if test "$ansi2knr" = yes; then
AC_MSG_RESULT(${msg}no)
U=_
else
AC_MSG_RESULT(${msg}yes)
AC_DEFINE(PROTOTYPES)
U=
fi
AC_SUBST(U)
AC_FUNC_ALLOCA dnl Check how to get `alloca'.
dnl If the compiler supports union initialisation
AC_CACHE_CHECK(if the compiler supports union initialisation,
zsh_cv_c_have_union_init,
[AC_TRY_COMPILE([union{void *p;long l;}u={0};], [u.l=1;],
zsh_cv_c_have_union_init=yes,
zsh_cv_c_have_union_init=no)])
if test $zsh_cv_c_have_union_init = yes; then
AC_DEFINE(HAVE_UNION_INIT)
fi
dnl Checking if compiler correctly cast signed to unsigned.
AC_CACHE_CHECK(if signed to unsigned casting is broken,
zsh_cv_c_broken_signed_to_unsigned_casting,
[AC_TRY_RUN([main(){return((int)(unsigned char)((char) -1) == 255);}],
zsh_cv_c_broken_signed_to_unsigned_casting=yes,
zsh_cv_c_broken_signed_to_unsigned_casting=no,
zsh_cv_c_broken_signed_to_unsigned_casting=no)])
if test $zsh_cv_c_broken_signed_to_unsigned_casting = yes; then
AC_DEFINE(BROKEN_SIGNED_TO_UNSIGNED_CASTING)
fi
dnl Checking if the compiler supports variable-length arrays
AC_CACHE_CHECK(if the compiler supports variable-length arrays,
zsh_cv_c_variable_length_arrays,
[AC_TRY_COMPILE([int foo(), n;], [int i[foo()], a[n+1];],
zsh_cv_c_variable_length_arrays=yes,
zsh_cv_c_variable_length_arrays=no)])
if test $zsh_cv_c_variable_length_arrays = yes; then
AC_DEFINE(HAVE_VARIABLE_LENGTH_ARRAYS)
fi
AC_MSG_CHECKING(what to set MAXJOB to)
dnl Do you want to alter the maximum job table size?
ifdef([max_jobtable_size],[undefine([max_jobtable_size])])dnl
AC_ARG_ENABLE(max-jobtable-size,
[ --enable-max-jobtable-size=MAX limit job table size to MAX],
[if test x$enableval = xyes; then
AC_EGREP_CPP(yes,
[#include <linux/tasks.h>
#ifdef MAX_TASKS_PER_USER
yes
#endif
],
maxj=max)
if test x$maxj = xmax; then
AC_DEFINE(MAXJOB, MAX_TASKS_PER_USER)
AC_DEFINE(NEED_LINUX_TASKS_H)
AC_MSG_RESULT(${msg}MAX_TASKS_PER_USER)
else
AC_DEFINE(MAXJOB, 256)
AC_MSG_RESULT(${msg}256)
fi
elif test x$enableval = xno; then
AC_DEFINE(MAXJOB,512)
AC_MSG_RESULT(${msg}512)
else
AC_DEFINE_UNQUOTED(MAXJOB,$enableval)
AC_MSG_RESULT(${msg}${enableval})
fi],
[
AC_DEFINE(MAXJOB, 50)
AC_MSG_RESULT(${msg}50)
])
dnl ------------------
dnl CHECK FOR PROGRAMS
dnl ------------------
AC_PROG_MAKE_SET dnl Does make define $MAKE
AC_PROG_INSTALL dnl Check for BSD compatible `install'
AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk.
AC_PROG_LN dnl Check for working ln, for "make install"
AC_CHECK_PROGS([YODL], [yodl], [: yodl])
dnl ------------------
dnl CHECK HEADER FILES
dnl ------------------
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_TIME
AC_HEADER_STAT
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(sys/time.h sys/times.h sys/select.h termcap.h termio.h \
termios.h sys/param.h sys/filio.h string.h memory.h \
limits.h fcntl.h libc.h sys/utsname.h sys/resource.h \
locale.h errno.h stdlib.h unistd.h sys/capability.h \
utmp.h utmpx.h sys/types.h pwd.h grp.h poll.h sys/mman.h \
netinet/in_systm.h)
if test $dynamic = yes; then
AC_CHECK_HEADERS(dlfcn.h)
AC_CHECK_HEADERS(dl.h)
fi
dnl Some SCO systems cannot include both sys/time.h and sys/select.h
if test $ac_cv_header_sys_time_h = yes -a $ac_cv_header_sys_select_h = yes; then
AC_CACHE_CHECK(for conflicts in sys/time.h and sys/select.h,
zsh_cv_header_time_h_select_h_conflicts,
[AC_TRY_COMPILE([#include <sys/time.h>
#include <sys/select.h>], [int i;],
zsh_cv_header_time_h_select_h_conflicts=no,
zsh_cv_header_time_h_select_h_conflicts=yes)])
if test $zsh_cv_header_time_h_select_h_conflicts = yes; then
AC_DEFINE(TIME_H_SELECT_H_CONFLICTS)
fi
fi
AC_CACHE_CHECK(POSIX termios, zsh_cv_sys_posix_termios,
[AC_TRY_LINK([#include <sys/types.h>
#include <unistd.h>
#include <termios.h>],
[/* SunOS 4.0.3 has termios.h but not the library calls. */
tcgetattr(0, 0);],
zsh_cv_sys_posix_termios=yes, zsh_cv_sys_posix_termios=no)])
if test $zsh_cv_sys_posix_termios = yes; then
AC_CACHE_CHECK(TIOCGWINSZ in termios.h,
zsh_cv_header_termios_h_tiocgwinsz,
[AC_TRY_LINK([#include <sys/types.h>
#include <termios.h>],
[int x = TIOCGWINSZ;],
zsh_cv_header_termios_h_tiocgwinsz=yes,
zsh_cv_header_termios_h_tiocgwinsz=no)])
else
zsh_cv_header_termios_h_tiocgwinsz=no
fi
if test $zsh_cv_header_termios_h_tiocgwinsz = no; then
AC_CACHE_CHECK(TIOCGWINSZ in sys/ioctl.h,
zsh_cv_header_sys_ioctl_h_tiocgwinsz,
[AC_TRY_LINK([#include <sys/types.h>
#include <sys/ioctl.h>],
[int x = TIOCGWINSZ;],
zsh_cv_header_sys_ioctl_h_tiocgwinsz=yes,
zsh_cv_header_sys_ioctl_h_tiocgwinsz=no)])
if test $zsh_cv_header_sys_ioctl_h_tiocgwinsz = yes; then
AC_DEFINE(GWINSZ_IN_SYS_IOCTL)
fi
fi
AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM))
dnl -------------------
dnl CHECK FOR LIBRARIES
dnl -------------------
dnl On some systems, modules need to be linked against libc explicitly,
dnl in case they require objects that exist only in the static version
dnl and might not be compiled into the zsh executable.
dnl On ReliantUNIX -lc better be the last library, else funny things
dnl may happen.
AC_CHECK_LIB(c, printf, [LIBS="$LIBS -lc"])
AC_CHECK_LIB(m, pow)
dnl Prefer BSD termcap library to SysV curses library, except on certain
dnl SYSV-derived systems.
AC_ARG_WITH(curses-terminfo,
[ --with-curses-terminfo use terminfo support from curses library],
[if test x$withval = xyes; then
termcap_curses_order="curses ncurses termcap"
AC_SEARCH_LIBS(tigetstr, [$termcap_curses_order])
else
termcap_curses_order="termcap curses ncurses"
fi],
[case "$host_os" in
aix*|hpux10.*|hpux11.*|solaris*)
termcap_curses_order="curses ncurses termcap" ;;
*) termcap_curses_order="termcap curses ncurses" ;;
esac])dnl
AC_SEARCH_LIBS(tgetent, [$termcap_curses_order])
case "$LIBS" in
*curses*)
AC_CHECK_HEADERS(curses.h, [],
[AC_CACHE_CHECK(for Solaris 8 curses.h mistake, ac_cv_header_curses_solaris,
AC_TRY_COMPILE([#include <curses.h>], [],
[ac_cv_header_curses_h=yes
ac_cv_header_curses_solaris=yes],
ac_cv_header_curses_h=no
ac_cv_header_curses_solaris=no))
if test x$ac_cv_header_curses_solaris = xyes; then
AC_DEFINE(HAVE_CURSES_H)
fi])
AC_CHECK_HEADERS(term.h,
[AC_MSG_CHECKING(if term.h needs curses.h)
AC_TRY_COMPILE([#include <term.h>], [char **test = boolcodes;], boolcodes_with_only_term_h=yes,
boolcodes_with_only_term_h=no)
AC_TRY_COMPILE([#include <curses.h>
#include <term.h>], [char **test = boolcodes;], boolcodes_with_curses_h_and_term_h=yes,
boolcodes_with_curses_h_and_term_h=no)
if test "x$boolcodes_with_curses_h_and_term_h" = xyes && test "x$boolcodes_with_only_term_h" = xno;
then
AC_DEFINE(TERM_H_NEEDS_CURSES_H)
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING(if boolcodes is available)
AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
#include <curses.h>
#endif
#include <term.h>], [char **test = boolcodes; printf(*test);],
AC_DEFINE(HAVE_BOOLCODES) boolcodes=yes, boolcodes=no)
AC_MSG_RESULT($boolcodes)
AC_MSG_CHECKING(if numcodes is available)
AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
#include <curses.h>
#endif
#include <term.h>], [char **test = numcodes; printf(*test);],
AC_DEFINE(HAVE_NUMCODES) numcodes=yes, numcodes=no)
AC_MSG_RESULT($numcodes)
AC_MSG_CHECKING(if strcodes is available)
AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
#include <curses.h>
#endif
#include <term.h>], [char **test = strcodes; printf(*test);],
AC_DEFINE(HAVE_STRCODES) strcodes=yes, strcodes=no)
AC_MSG_RESULT($strcodes)
AC_MSG_CHECKING(if boolnames is available)
AC_TRY_LINK([#include <curses.h>
#include <term.h>], [char **test = boolnames; printf(*test);],
AC_DEFINE(HAVE_BOOLNAMES) boolnames=yes, boolnames=no)
AC_MSG_RESULT($boolnames)
AC_MSG_CHECKING(if numnames is available)
AC_TRY_LINK([#include <curses.h>
#include <term.h>], [char **test = numnames; printf(*test);],
AC_DEFINE(HAVE_NUMNAMES) numnames=yes, numnames=no)
AC_MSG_RESULT($numnames)
AC_MSG_CHECKING(if strnames is available)
AC_TRY_LINK([#include <curses.h>
#include <term.h>], [char **test = strnames; printf(*test);],
AC_DEFINE(HAVE_STRNAMES) strnames=yes, strnames=no)
AC_MSG_RESULT($strnames)
]);;
esac
dnl Some systems (Solaris 2.x, Linux Redhat 5.x) require
dnl libnsl (Network Services Library) to find yp_all
AC_SEARCH_LIBS(yp_all, nsl)
dnl I am told that told that unicos reqire these for nis_list
if test `echo $host_os | sed 's/^\(unicos\).*/\1/'` = unicos; then
LIBS="-lcraylm -lkrb -lnisdb -lnsl -lrpcsvc $LIBS"
fi
if test "x$dynamic" = xyes; then
AC_CHECK_LIB(dl, dlopen)
fi
AC_CHECK_LIB(cap, cap_get_proc)
AC_CHECK_LIB(socket, socket)
dnl ---------------------
dnl CHECK TERMCAP LIBRARY
dnl ---------------------
dnl Checks for external variable ospeed in the termcap library.
AC_CACHE_CHECK(if an include file defines ospeed,
zsh_cv_decl_ospeed_include_defines,
[AC_TRY_LINK(
[#include <sys/types.h>
#if HAVE_TERMIOS_H
#include <termios.h>
#endif
#if HAVE_TERMCAP_H
#include <termcap.h>
#endif], [ospeed = 0;],
zsh_cv_decl_ospeed_include_defines=yes,
zsh_cv_decl_ospeed_include_defines=no)])
if test $zsh_cv_decl_ospeed_include_defines = no; then
AC_CACHE_CHECK(if you must define ospeed,
zsh_cv_decl_ospeed_must_define,
[AC_TRY_LINK( ,[extern short ospeed; ospeed = 0;],
zsh_cv_decl_ospeed_must_define=yes,
zsh_cv_decl_ospeed_must_define=no)])
fi
if test $zsh_cv_decl_ospeed_include_defines = yes; then
AC_DEFINE(HAVE_OSPEED)
elif test $zsh_cv_decl_ospeed_must_define = yes; then
AC_DEFINE(HAVE_OSPEED)
AC_DEFINE(MUST_DEFINE_OSPEED)
fi
dnl --------------
dnl CHECK TYPEDEFS
dnl --------------
AC_TYPE_SIGNAL
AC_TYPE_PID_T
AC_TYPE_OFF_T
AC_CHECK_TYPE(ino_t, unsigned long)
AC_TYPE_MODE_T
AC_TYPE_UID_T
AC_TYPE_SIZE_T
dnl ------------------------------------------------
dnl Check size of long and try to find a 64-bit type
dnl ------------------------------------------------
dnl AC_CHECK_SIZEOF is no good, because we need the result here,
dnl and that doesn't seem to define a shell parameter.
AC_CACHE_CHECK(if long is 64 bits, zsh_cv_long_is_64_bit,
[AC_TRY_RUN([int main() { return sizeof(long) < 8; }],
zsh_cv_long_is_64_bit=yes,
zsh_cv_long_is_64_bit=no,
zsh_cv_long_is_64_bit=no)])
if test $zsh_cv_long_is_64_bit = yes; then
AC_DEFINE(LONG_IS_64_BIT)
else
AC_CACHE_CHECK(if off_t is 64 bit, zsh_cv_off_t_is_64_bit,
[AC_TRY_RUN([
#include <sys/types.h>
main() { return sizeof(off_t) < 8; }
],
zsh_cv_off_t_is_64_bit=yes,
zsh_cv_off_t_is_64_bit=no,
zsh_cv_off_t_is_64_bit=no)])
if test $zsh_cv_off_t_is_64_bit = yes; then
AC_DEFINE(OFF_T_IS_64_BIT)
fi
AC_CACHE_CHECK(if ino_t is 64 bit, zsh_cv_ino_t_is_64_bit,
[AC_TRY_RUN([
#include <sys/types.h>
main() { return sizeof(ino_t) < 8; }
],
zsh_cv_ino_t_is_64_bit=yes,
zsh_cv_ino_t_is_64_bit=no,
zsh_cv_ino_t_is_64_bit=no)])
if test $zsh_cv_ino_t_is_64_bit = yes; then
AC_DEFINE(INO_T_IS_64_BIT)
fi
if test $lfs != no -o $zsh_cv_off_t_is_64_bit = yes \
-o $zsh_cv_ino_t_is_64_bit = yes; then
AC_CACHE_CHECK(if compiler has a 64 bit type, zsh_cv_64_bit_type,
[if test $lfs != yes -a $lfs != no; then
zsh_64_BIT_TYPE(${lfs}, zsh_cv_64_bit_type, force)
else
zsh_64_BIT_TYPE(long long, zsh_cv_64_bit_type)
if test "$zsh_cv_64_bit_type" = no; then
zsh_64_BIT_TYPE(quad_t, zsh_cv_64_bit_type)
fi
if test "$zsh_cv_64_bit_type" = no; then
zsh_64_BIT_TYPE(__int64_t, zsh_cv_64_bit_type)
fi
dnl As a last resort, if we know off_t has 64 bits, use that as
dnl the 64-bit integer type. I don't dare try ino_t since there's
dnl probably nothing to stop that being unsigned.
if test "$zsh_cv_64_bit_type" = no -a \
"$zsh_cv_off_t_is_64_bit" = yes; then
zsh_64_BIT_TYPE(off_t, zsh_cv_64_bit_type)
fi
fi])
if test "$zsh_cv_64_bit_type" != no; then
AC_DEFINE_UNQUOTED(ZSH_64_BIT_TYPE, $zsh_cv_64_bit_type)
dnl Handle cases where unsigned type cannot be simply
dnl `unsigned ZSH_64_BIT_TYPE'. More tests may be required.
AC_CACHE_CHECK(for a corresponding unsigned 64 bit type,
zsh_cv_64_bit_utype,
[zsh_64_BIT_TYPE(unsigned $zsh_cv_64_bit_type, zsh_cv_64_bit_utype,
force)
if test "$zsh_cv_64_bit_utype" = no; then
zsh_64_BIT_TYPE(__uint64_t, zsh_cv_64_bit_utype)
fi])
if test "$zsh_cv_64_bit_utype" != no; then
AC_DEFINE_UNQUOTED(ZSH_64_BIT_UTYPE, $zsh_cv_64_bit_utype)
fi
fi
fi
fi
dnl Check for sigset_t. Currently I'm looking in
dnl <sys/types.h> and <signal.h>. Others might need
dnl to be added.
AC_CACHE_CHECK(for sigset_t, zsh_cv_type_sigset_t,
[AC_TRY_COMPILE(
[#include <sys/types.h>
#include <signal.h>], [sigset_t tempsigset;],
zsh_cv_type_sigset_t=yes, zsh_cv_type_sigset_t=no)])
if test $zsh_cv_type_sigset_t = no; then
AC_DEFINE(sigset_t, unsigned int)
fi
dnl Check for struct timezone since some old SCO versions do not define it
zsh_TYPE_EXISTS([
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
], struct timezone)
dnl Check for utmp structures, for watch
zsh_TYPE_EXISTS([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMP_H
# include <utmp.h>
#endif
], struct utmp)
zsh_TYPE_EXISTS([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMPX_H
# include <utmpx.h>
#endif
], struct utmpx)
dnl Check contents of utmp structures
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMP_H
# include <utmp.h>
#endif
], struct utmp, ut_host)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMPX_H
# include <utmpx.h>
#endif
], struct utmpx, ut_host)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMPX_H
# include <utmpx.h>
#endif
], struct utmpx, ut_xtime)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_UTMPX_H
# include <utmpx.h>
#endif
], struct utmpx, ut_tv)
dnl Check for inode numbers in directory entry structures
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_DIRENT_H
# include <dirent.h>
#endif
], struct dirent, d_ino)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_DIRENT_H
# include <dirent.h>
#endif
], struct dirent, d_stat)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_NDIR_H
# include <sys/ndir.h>
#endif
#ifdef HAVE_SYS_DIR_H
# include <sys/dir.h>
#endif
#ifdef HAVE_NDIR_H
# include <ndir.h>
#endif
], struct direct, d_ino)
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_NDIR_H
# include <sys/ndir.h>
#endif
#ifdef HAVE_SYS_DIR_H
# include <sys/dir.h>
#endif
#ifdef HAVE_NDIR_H
# include <ndir.h>
#endif
], struct direct, d_stat)
dnl Check IPv6 socket address structure type
zsh_STRUCT_MEMBER([
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <netinet/in.h>
], struct sockaddr_in6, sin6_scope_id)
dnl Check for h_errno external variable
AC_CACHE_CHECK(if we need our own h_errno,
zsh_cv_decl_h_errno_use_local,
[AC_TRY_LINK( ,[extern int h_errno; h_errno = 0;],
zsh_cv_decl_h_errno_use_local=no,
zsh_cv_decl_h_errno_use_local=yes)])
if test $zsh_cv_decl_h_errno_use_local = yes; then
AC_DEFINE(USE_LOCAL_H_ERRNO)
fi
dnl ---------------
dnl CHECK FUNCTIONS
dnl ---------------
dnl need to integrate this function
dnl AC_FUNC_STRFTIME
AC_CHECK_FUNCS(strftime difftime gettimeofday \
select poll \
readlink lstat lchown faccessx fchdir ftruncate \
fseeko ftello \
mkfifo _mktemp \
waitpid wait3 \
sigaction sigblock sighold sigrelse sigsetmask sigprocmask \
killpg setpgid setpgrp tcsetpgrp tcgetattr nice \
gethostname gethostbyname2 getipnodebyname \
inet_aton inet_pton inet_ntop \
getlogin getpwent getpwnam getpwuid getgrgid getgrnam \
initgroups nis_list \
setuid seteuid setreuid setresuid setsid \
memcpy memmove strstr strerror \
cap_get_proc \
getrlimit \
setlocale \
uname \
signgam \
putenv getenv \
brk sbrk \
pathconf sysconf \
tgetent tigetflag tigetnum tigetstr setupterm)
AC_FUNC_STRCOLL
dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer)
dnl Some termcaps reportedly accept a zero buffer, but then dump core
dnl in tgetstr().
dnl Under Cygwin test program crashes but exit code is still 0. So,
dnl we test for a file that porgram should create
AC_CACHE_CHECK(if tgetent accepts NULL,
zsh_cv_func_tgetent_accepts_null,
[AC_TRY_RUN([
main()
{
int i = tgetent((char*)0,"vt100");
if (i > 0) {
char tbuf[1024], *u;
u = tbuf;
tgetstr("cl", &u);
creat("conftest.tgetent", 0640);
}
exit(!i || i == -1);
}
],
if test -f conftest.tgetent; then
zsh_cv_func_tgetent_accepts_null=yes
else
zsh_cv_func_tgetent_accepts_null=no
fi,
zsh_cv_func_tgetent_accepts_null=no,
zsh_cv_func_tgetent_accepts_null=no)])
if test $zsh_cv_func_tgetent_accepts_null = yes; then
AC_DEFINE(TGETENT_ACCEPTS_NULL)
fi
AC_FUNC_MMAP
if test x$ac_cv_func_mmap_fixed_mapped = xyes; then
AC_CHECK_FUNCS(munmap msync)
fi
if test $ac_cv_func_setpgrp = yes; then
AC_FUNC_GETPGRP
else
dnl If there is no setpgrp, the test for getpgrp(void) will fail
dnl because the program will not compile. However, in that case
dnl we can be reasonably confident we are not dealing with a
dnl Berkeleyesque system, so assume getpgrp does take void.
ac_cv_func_getpgrp_void=yes
AC_DEFINE(GETPGRP_VOID)
fi
if test $dynamic = yes; then
AC_CHECK_FUNCS(dlopen dlerror dlsym dlclose load loadquery loadbind unload \
shl_load shl_unload shl_findsym)
fi
dnl -------------
dnl CHECK SIGNALS
dnl -------------
dnl What style of signal do you have (POSIX, BSD, or SYSV)?
AC_MSG_CHECKING(what style of signals to use)
if test $ac_cv_func_sigaction = yes -a $ac_cv_func_sigprocmask = yes; then
signals_style=POSIX_SIGNALS
AC_DEFINE(POSIX_SIGNALS)
elif test $ac_cv_func_sigblock = yes -a $ac_cv_func_sigsetmask = yes; then
signals_style=BSD_SIGNALS
AC_DEFINE(BSD_SIGNALS)
elif test $ac_cv_func_sighold = yes -a $ac_cv_func_sigrelse = yes; then
signals_style=SYSV_SIGNALS
AC_DEFINE(SYSV_SIGNALS)
else
signals_style=NO_SIGNAL_BLOCKING
AC_DEFINE(NO_SIGNAL_BLOCKING)
fi
AC_DEFINE_UNQUOTED($signals_style)
AC_MSG_RESULT($signals_style)
dnl Where is <signal.h> located? Needed as input for signals.awk
AC_CACHE_CHECK(where signal.h is located, zsh_cv_path_signal_h,
[dnl Look at the output from the preprocessor.
dnl We should get lines of the form `# 1 "/usr/include/signal.h"'
dnl The following assumes the real definitions are in a file which
dnl contains the name `sig'; we could relax this if necessary,
dnl but then you can get a rather long list of files to test.
dnl The backslash substitution is to persuade cygwin to cough up
dnl slashes rather than doubled backslashes in the path.
echo "#include <signal.h>" > nametmp.c
sigfile_list="`$CPP nametmp.c |
sed -n 's/^#[ ].*\"\(.*\)\"/\1/p' |
sed 's/\\\\\\\\/\//g' |
$AWK '{ if (\$1 ~ \"sig\") files[[\$1]] = \$1 }
END { for (var in files) print var }'`"
rm -f nametmp.c
if test -z "$sigfile_list"; then
dnl In case we don't get the stuff from the preprocesor, use the old
dnl list of standard places.
sigfile_list="/usr/include/sys/iso/signal_iso.h
/usr/include/bsd/sys/signal.h
/usr/include/signum.h
/usr/include/asm/signum.h
/usr/include/asm/signal.h
/usr/include/linux/signal.h
/usr/include/sys/signal.h
/usr/include/bits/signum.h
/dev/null"
fi
for SIGNAL_H in $sigfile_list
do
dnl Try to make sure it doesn't get confused by files that don't
dnl have real signal definitions in, but do #define SIG* by counting
dnl the number of signals. Maybe we could even check for e.g. SIGHUP?
nsigs=`test -f $SIGNAL_H && \
grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H | \
wc -l | sed 's/[ ]//g'`
test "x$nsigs" != x && test "$nsigs" -ge 7 && break
done
if test $SIGNAL_H = "/dev/null"; then
AC_MSG_ERROR(SIGNAL MACROS NOT FOUND: please report to developers)
fi
zsh_cv_path_signal_h=$SIGNAL_H
])
SIGNAL_H=$zsh_cv_path_signal_h
AC_SUBST(SIGNAL_H)dnl
dnl -----------------------------------------------------
dnl Look for the file containing the RLIMIT_* definitions
dnl -----------------------------------------------------
dnl CALL FOR MORE (FEWER?) LOCATIONS: I've just copied the signal checking.
AC_CACHE_CHECK(where the RLIMIT macros are located,zsh_cv_path_rlimit_h,
[for RESOURCE_H in /usr/include/bsd/sys/resource.h dnl
/usr/include/asm/resource.h dnl
/usr/include/linux/resource.h dnl
/usr/include/sys/resource.h dnl
/usr/include/bits/resource.h dnl
/usr/include/resourcebits.h dnl
/dev/null;
do
test -f $RESOURCE_H && \
grep '#[ ]*define[ ][ ]*RLIMIT_[A-Z]*[ ]*[0-9A-Z][0-9]*' $RESOURCE_H > /dev/null && \
break
done
zsh_cv_path_rlimit_h=$RESOURCE_H
if test $RESOURCE_H = "/dev/null" -a $ac_cv_func_getrlimit = yes; then
AC_MSG_WARN(RLIMIT MACROS NOT FOUND: please report to developers)
fi])
RLIMITS_INC_H=$zsh_cv_path_rlimit_h
if test "$RLIMITS_INC_H" = "/dev/null"; then
RLIMITS_INC_H=''
fi
dnl rlimits.h only appears in dependencies if we are actually using it.
dnl We are using it any time we have getrlimit, though if the macros were
dnl not found we simply awk through /dev/null and fail to find them.
dnl Thus, limit won't work, but at least the shell will compile.
AC_SUBST(RLIMITS_INC_H)dnl
dnl ------------------
dnl rlimit type checks
dnl ------------------
DEFAULT_RLIM_T=long
AC_CACHE_CHECK(if rlim_t is longer than a long,
zsh_cv_rlim_t_is_longer,
[AC_TRY_RUN([
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <sys/resource.h>
main(){struct rlimit r;exit(sizeof(r.rlim_cur) <= sizeof(long));}],
zsh_cv_rlim_t_is_longer=yes,
zsh_cv_rlim_t_is_longer=no,
zsh_cv_rlim_t_is_longer=yes)])
if test $zsh_cv_rlim_t_is_longer = yes; then
AC_CACHE_CHECK(if rlim_t is a quad,
zsh_cv_rlim_t_is_quad_t,
[AC_TRY_RUN([
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <stdio.h>
#include <sys/resource.h>
main() {
struct rlimit r;
char buf[20];
r.rlim_cur = 0;
sprintf(buf, "%qd", r.rlim_cur);
exit(strcmp(buf, "0"));
}],
zsh_cv_rlim_t_is_quad_t=yes,
zsh_cv_rlim_t_is_quad_t=no,
zsh_cv_rlim_t_is_quad_t=no)])
if test $zsh_cv_rlim_t_is_quad_t = yes; then
AC_DEFINE(RLIM_T_IS_QUAD_T)
DEFAULT_RLIM_T=quad_t
else
AC_DEFINE(RLIM_T_IS_LONG_LONG)
DEFAULT_RLIM_T='long long'
fi
else
AC_CACHE_CHECK(if the rlim_t is unsigned,
zsh_cv_type_rlim_t_is_unsigned,
[AC_TRY_RUN([
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <sys/resource.h>
main(){struct rlimit r;r.rlim_cur=-1;exit(r.rlim_cur<0);}],
zsh_cv_type_rlim_t_is_unsigned=yes,
zsh_cv_type_rlim_t_is_unsigned=no,
zsh_cv_type_rlim_t_is_unsigned=no)])
if test $zsh_cv_type_rlim_t_is_unsigned = yes; then
AC_DEFINE(RLIM_T_IS_UNSIGNED)
DEFAULT_RLIM_T="unsigned $DEFAULT_RLIM_T"
fi
fi
AC_CACHE_CHECK(for rlim_t, zsh_cv_type_rlim_t,
[AC_TRY_COMPILE([
#include <sys/types.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <sys/resource.h>],
[rlim_t l;],
zsh_cv_type_rlim_t=yes,
zsh_cv_type_rlim_t=no)])
if test $zsh_cv_type_rlim_t = no; then
AC_DEFINE_UNQUOTED(rlim_t, $DEFAULT_RLIM_T)
fi
dnl ----------------------------
dnl CHECK FOR /dev/fd FILESYSTEM
dnl ----------------------------
AC_CACHE_CHECK(for /dev/fd filesystem, zsh_cv_sys_path_dev_fd,
[for zsh_cv_sys_path_dev_fd in /proc/self/fd /dev/fd no; do
test x`echo ok|cat $zsh_cv_sys_path_dev_fd/0 2>/dev/null` = xok && break
done])
if test $zsh_cv_sys_path_dev_fd != no; then
AC_DEFINE_UNQUOTED(PATH_DEV_FD, "$zsh_cv_sys_path_dev_fd")
fi
dnl ---------------------------------
dnl CHECK FOR RFS SUPERROOT DIRECTORY
dnl ---------------------------------
AC_CACHE_CHECK(for RFS superroot directory, zsh_cv_sys_superroot,
[test -d /../.LOCALROOT && zsh_cv_sys_superroot=yes || zsh_cv_sys_superroot=no])
if test $zsh_cv_sys_superroot = yes; then
AC_DEFINE(HAVE_SUPERROOT)
fi
dnl CHECK FOR SYSTEMS REQUIRING GETCWD
AC_CACHE_CHECK(whether we should use the native getcwd,
zsh_cv_use_getcwd,
[case "${host_cpu}-${host_vendor}-${host_os}" in
*QNX*) zsh_cv_use_getcwd=yes ;;
*) zsh_cv_use_getcwd=no ;;
esac])
if test $zsh_cv_use_getcwd = yes; then
AC_DEFINE(USE_GETCWD)
fi
dnl -------------
dnl CHECK FOR NIS
dnl -------------
AC_CACHE_CHECK(for NIS, zsh_cv_sys_nis,
[test -f /usr/bin/ypcat && /usr/bin/ypcat passwd.byname > /dev/null 2>&1 && \
zsh_cv_sys_nis=yes || zsh_cv_sys_nis=no])
if test $zsh_cv_sys_nis = yes; then
AC_DEFINE(HAVE_NIS)
fi
dnl -----------------
dnl CHECK FOR NISPLUS
dnl -----------------
AC_CACHE_CHECK(for NIS+, zsh_cv_sys_nis_plus,
[test $ac_cv_func_nis_list = yes && test -f /usr/bin/nisls && \
/usr/bin/nisls > /dev/null 2>&1 && \
zsh_cv_sys_nis_plus=yes || zsh_cv_sys_nis_plus=no])
if test $zsh_cv_sys_nis_plus = yes; then
AC_DEFINE(HAVE_NIS_PLUS)
fi
dnl ----------------------------------------
dnl CHECK FOR LOCATION OF {U,W}TMP{,X} FILES
dnl ----------------------------------------
zsh_PATH_UTMP(utmp)
zsh_PATH_UTMP(wtmp)
zsh_PATH_UTMP(utmpx)
zsh_PATH_UTMP(wtmpx)
dnl -------------------
dnl brk/sbrk PROTOTYPES
dnl -------------------
AC_CACHE_CHECK(for brk() prototype in <unistd.h>,
zsh_cv_header_unistd_h_brk_proto,
[AC_TRY_COMPILE([#include <unistd.h>
double brk();], [int i;],
zsh_cv_header_unistd_h_brk_proto=no, zsh_cv_header_unistd_h_brk_proto=yes)])
if test $zsh_cv_header_unistd_h_brk_proto = yes; then
AC_DEFINE(HAVE_BRK_PROTO)
fi
AC_CACHE_CHECK(for sbrk() prototype in <unistd.h>,
zsh_cv_header_unistd_h_sbrk_proto,
[AC_TRY_COMPILE([#include <unistd.h>
double sbrk();], [int i;],
zsh_cv_header_unistd_h_sbrk_proto=no, zsh_cv_header_unistd_h_sbrk_proto=yes)])
if test $zsh_cv_header_unistd_h_sbrk_proto = yes; then
AC_DEFINE(HAVE_SBRK_PROTO)
fi
dnl ----------------------------------
dnl ioctl and mknod prototypes for OSF
dnl ----------------------------------
if test "$ac_cv_prog_cc_stdc" != no; then
AC_CACHE_CHECK(for ioctl prototype in <sys/ioctl.h>,
zsh_cv_header_sys_ioctl_h_ioctl_proto,
[AC_TRY_COMPILE([#include <sys/ioctl.h>
int ioctl(double x);], [int i;],
zsh_cv_header_sys_ioctl_h_ioctl_proto=no,
zsh_cv_header_sys_ioctl_h_ioctl_proto=yes)])
if test $zsh_cv_header_sys_ioctl_h_ioctl_proto = yes; then
AC_DEFINE(HAVE_IOCTL_PROTO)
fi
AC_CACHE_CHECK(for mknod prototype in <sys/stat.h>,
zsh_cv_header_sys_stat_h_mknod_proto,
[AC_TRY_COMPILE([#include <sys/stat.h>
int mknod(double x);], [int i;],
zsh_cv_header_sys_stat_h_mknod_proto=no,
zsh_cv_header_sys_stat_h_mknod_proto=yes)])
if test $zsh_cv_header_sys_stat_h_mknod_proto = yes; then
AC_DEFINE(HAVE_MKNOD_PROTO)
fi
fi
dnl -------------------
dnl select() defined in <sys/socket.h>, ie BeOS R4.51
dnl -------------------
if test $ac_cv_header_sys_select_h != yes; then
AC_CACHE_CHECK(for select() in <sys/socket.h>,
zsh_cv_header_socket_h_select_proto,
[AC_TRY_COMPILE([#include <sys/socket.h>], [fd_set fd;],
zsh_cv_header_socket_h_select_proto=yes,
zsh_cv_header_socket_h_select_proto=no)])
if test $zsh_cv_header_socket_h_select_proto = yes; then
AC_DEFINE(SELECT_IN_SYS_SOCKET_H)
fi
fi
dnl -----------
dnl named FIFOs
dnl -----------
AC_CACHE_CHECK(if named FIFOs work,
zsh_cv_sys_fifo,
[AC_TRY_RUN([
#include <fcntl.h>
#include <signal.h>
main()
{
char c;
int fd;
int pid, ret;
unlink("/tmp/fifo$$");
#ifdef HAVE_MKFIFO
if(mkfifo("/tmp/fifo$$", 0600) < 0)
#else
if(mknod("/tmp/fifo$$", 0010600, 0) < 0)
#endif
exit(1);
pid = fork();
if(pid < 0)
exit(1);
if(pid) {
fd = open("/tmp/fifo$$", O_RDWR);
exit(fd < 0 || read(fd, &c, 1) != 1 || c != 'x');
}
fd = open("/tmp/fifo$$", O_WRONLY);
ret = (fd < 0 || write(fd, "x", 1) < 1);
unlink("/tmp/fifo$$");
exit(ret);
}
],
zsh_cv_sys_fifo=yes,
zsh_cv_sys_fifo=no,
zsh_cv_sys_fifo=yes)])
if test $zsh_cv_sys_fifo = yes; then
AC_DEFINE(HAVE_FIFOS)
fi
dnl ---------------------
dnl echo style of /bin/sh
dnl ---------------------
AC_CACHE_CHECK(if echo in /bin/sh interprets escape sequences,
zsh_cv_prog_sh_echo_escape,
[if test "`/bin/sh -c \"echo '\\n'\"`" = "\\n"; then
zsh_cv_prog_sh_echo_escape=no
else
zsh_cv_prog_sh_echo_escape=yes
fi])
if test $zsh_cv_prog_sh_echo_escape = no; then
AC_DEFINE(SH_USE_BSD_ECHO)
fi
dnl -----------
dnl test for whether link() works
dnl for instance, BeOS R4.51 doesn't support hard links yet
dnl -----------
AC_CACHE_CHECK(if link() works,
zsh_cv_sys_link,
[AC_TRY_RUN([
#include <unistd.h>
#include <fcntl.h>
main()
{
int ret;
char *tmpfile, *newfile;
tmpfile="/tmp/zsh.linktest$$";
newfile="/tmp/zsh.linktest2$$";
unlink(tmpfile);
unlink(newfile);
if(creat(tmpfile, 0644) < 0)
exit(1);
ret = link(tmpfile, newfile);
unlink(tmpfile);
unlink(newfile);
exit(ret<0);
}
],
zsh_cv_sys_link=yes,
zsh_cv_sys_link=no,
zsh_cv_sys_link=yes)])
if test $zsh_cv_sys_link = yes; then
AC_DEFINE(HAVE_LINK)
fi
dnl -----------
dnl test for whether kill(pid, 0) where pid doesn't exit
dnl should set errno to ESRCH, but some like BeOS R4.51 set to EINVAL
dnl -----------
AC_CACHE_CHECK(if kill(pid, 0) returns ESRCH correctly,
zsh_cv_sys_killesrch,
[AC_TRY_RUN([
#include <unistd.h>
#include <signal.h>
#include <errno.h>
main()
{
int pid, ret;
pid=getpid() + 10000;
ret=kill(pid, 0);
exit(ret<0 && errno!=ESRCH);
}
],
zsh_cv_sys_killesrch=yes,
zsh_cv_sys_killesrch=no,
zsh_cv_sys_killesrch=yes)])
if test $zsh_cv_sys_killesrch = no; then
AC_DEFINE(BROKEN_KILL_ESRCH)
fi
dnl -----------
dnl if POSIX, test for working sigsuspend().
dnl for instance, BeOS R4.51 is broken.
dnl -----------
if test $signals_style=POSIX_SIGNALS; then
AC_CACHE_CHECK(if POSIX sigsuspend() works,
zsh_cv_sys_sigsuspend,
[AC_TRY_RUN([
#include <signal.h>
#include <unistd.h>
int child=0;
void handler(sig)
int sig;
{if(sig==SIGCHLD) child=1;}
main() {
struct sigaction act;
sigset_t set;
int pid, ret;
act.sa_handler = &handler;
sigfillset(&act.sa_mask);
act.sa_flags = 0;
sigaction(SIGCHLD, &act, 0);
sigfillset(&set);
sigprocmask(SIG_SETMASK, &set, 0);
pid=fork();
if(pid==0) return 0;
if(pid>0) {
sigemptyset(&set);
ret=sigsuspend(&set);
exit(child==0);
}
}
],
zsh_cv_sys_sigsuspend=yes,
zsh_cv_sys_sigsuspend=no,
zsh_cv_sys_sigsuspend=yes)])
if test $zsh_cv_sys_sigsuspend = no; then
AC_DEFINE(BROKEN_POSIX_SIGSUSPEND)
fi
fi
dnl -----------
dnl if found tcsetpgrp, test to see if it actually works
dnl for instance, BeOS R4.51 does not support it yet
dnl -----------
if test -t 0 -a $ac_cv_func_tcsetpgrp=yes; then
AC_CACHE_CHECK(if tcsetpgrp() actually works,
zsh_cv_sys_tcsetpgrp,
[AC_TRY_RUN([
#include <sys/types.h>
#include <unistd.h>
main() {
int ret;
ret=tcsetpgrp(0, tcgetpgrp(0));
exit(ret<0);
}
],
zsh_cv_sys_tcsetpgrp=yes,
zsh_cv_sys_tcsetpgrp=no,
zsh_cv_sys_tcsetpgrp=yes)])
if test $zsh_cv_sys_tcsetpgrp = no; then
AC_DEFINE(BROKEN_TCSETPGRP)
fi
fi
dnl -----------
dnl test for faked getpwnam() entry, ie a single entry returned for any username
dnl for instance, BeOS R4.51 is not multiuser yet, and fakes getpwnam()
dnl test by looking up two usernames that shouldn't succeed, and compare entry
dnl -----------
if test $ac_cv_func_getpwnam=yes; then
AC_CACHE_CHECK(if getpwnam() is faked,
zsh_cv_sys_getpwnam_faked,
[AC_TRY_RUN([
#include <pwd.h>
main() {
struct passwd *pw1, *pw2;
char buf[1024], name[1024];
sprintf(buf, "%d:%d", getpid(), rand());
pw1=getpwnam(buf);
if (pw1) strcpy(name, pw1->pw_name);
sprintf(buf, "%d:%d", rand(), getpid());
pw2=getpwnam(buf);
exit(pw1!=0 && pw2!=0 && !strcmp(name, pw2->pw_name));
}
],
zsh_cv_sys_getpwnam_faked=no,
zsh_cv_sys_getpwnam_faked=yes,
zsh_cv_sys_getpwnam_faked=no)])
if test $zsh_cv_sys_getpwnam_faked = yes; then
AC_DEFINE(GETPWNAM_FAKED)
fi
fi
dnl ---------------
dnl dynamic loading
dnl ---------------
L=N
INSTLIB="install.bin-\$(L)"
UNINSTLIB="uninstall.bin-\$(L)"
LINKMODS=NOLINKMODS
MOD_EXPORT=
MOD_IMPORT_VARIABLE=
MOD_IMPORT_FUNCTION=
aixdynamic=no
hpuxdynamic=no
if test "$ac_cv_func_dlopen" != yes ||
test "$ac_cv_func_dlsym" != yes ||
test "$ac_cv_func_dlerror" != yes; then
if test "$ac_cv_func_load" != yes ||
test "$ac_cv_func_unload" != yes ||
test "$ac_cv_func_loadbind" != yes ||
test "$ac_cv_func_loadquery" != yes; then
if test "$ac_cv_func_shl_load" != yes ||
test "$ac_cv_func_shl_unload" != yes ||
test "$ac_cv_func_shl_findsym" != yes; then
dynamic=no
elif test "x$dynamic" = xyes; then
hpuxdynamic=yes
DL_EXT="${DL_EXT=sl}"
dnl autoheader won't allow us to define anything which isn't
dnl going into a header, and we can't undefine anything, so
dnl just define this anyway and rely on the later tests to
dnl define DYNAMIC or not.
AC_DEFINE(HPUXDYNAMIC)dnl
fi
elif test "x$dynamic" = xyes; then
aixdynamic=yes
fi
fi
test -n "$GCC" && LDARG=-Wl,
if test "x$aixdynamic" = xyes; then
DL_EXT="${DL_EXT=so}"
DLLD="${DLLD=$CC}"
zsh_cv_func_dlsym_needs_underscore=no
DLLDFLAGS=${DLLDFLAGS=}
EXTRA_LDFLAGS=${EXTRA_LDFLAGS=}
EXPOPT=${LDARG}-bE:
IMPOPT=${LDARG}-bI:
zsh_cv_sys_dynamic_clash_ok="${zsh_cv_sys_dynamic_clash_ok=yes}"
zsh_cv_sys_dynamic_rtld_global="${zsh_cv_sys_dynamic_rtld_global=yes}"
zsh_cv_sys_dynamic_execsyms="${zsh_cv_sys_dynamic_execsyms=yes}"
zsh_cv_sys_dynamic_strip_exe="${zsh_cv_sys_dynamic_strip_exe=yes}"
zsh_cv_sys_dynamic_strip_lib="${zsh_cv_sys_dynamic_strip_lib=yes}"
zsh_cv_sys_dynamic_broken="${zsh_cv_sys_dynamic_broken=no}"
elif test "x$ac_cv_cygwin" = xyes; then
DL_EXT="${DL_EXT=dll}"
DLLD="${DLLD=dllwrap}"
DLLDFLAGS="${DLLDFLAGS=--export-all-symbols}"
zsh_cv_func_dlsym_needs_underscore=no
DLLDFLAGS=${DLLDFLAGS=}
EXTRA_LDFLAGS=${EXTRA_LDFLAGS=}
zsh_cv_sys_dynamic_clash_ok="${zsh_cv_sys_dynamic_clash_ok=no}"
zsh_cv_sys_dynamic_rtld_global="${zsh_cv_sys_dynamic_rtld_global=yes}"
zsh_cv_sys_dynamic_execsyms="${zsh_cv_sys_dynamic_execsyms=no}"
zsh_cv_sys_dynamic_strip_exe="${zsh_cv_sys_dynamic_strip_exe=yes}"
zsh_cv_sys_dynamic_strip_lib="${zsh_cv_sys_dynamic_strip_lib=yes}"
#
# THAT SUCKS! and must be changed
#
zsh_cv_shared_environ="${zsh_cv_shared_environ=yes}"
LINKMODS=LINKMODS
MOD_EXPORT="__attribute__((__dllexport__))"
MOD_IMPORT_VARIABLE="__attribute__((__dllimport__))"
MOD_IMPORT_FUNCTION=
elif test "x$dynamic" = xyes; then
AC_CACHE_CHECK(if your system use ELF binaries,
zsh_cv_sys_elf,
[AC_TRY_RUN([/* Test for whether ELF binaries are produced */
#include <fcntl.h>
#include <stdlib.h>
main(argc, argv)
int argc;
char *argv[];
{
char b[4];
int i = open(argv[0],O_RDONLY);
if(i == -1)
exit(1); /* fail */
if(read(i,b,4)==4 && b[0]==127 && b[1]=='E' && b[2]=='L' && b[3]=='F')
exit(0); /* succeed (yes, it's ELF) */
else
exit(1); /* fail */
}],
zsh_cv_sys_elf=yes,
zsh_cv_sys_elf=no,
zsh_cv_sys_elf=yes)])
DL_EXT="${DL_EXT=so}"
if test $zsh_cv_sys_elf = yes; then
case "$host" in
mips-sni-sysv4*)
# Forcibly set ld to native compiler to avoid obscure GCC problems
DLLD="${DLLD=/usr/ccs/bin/cc}"
DLLDARG="${LDARG}"
;;
* )
DLLD="${DLLD=$CC}"
DLLDARG="${LDARG}"
;;
esac
else
DLLD="${DLLD=ld}"
DLLDARG=""
fi
if test -n "$GCC"; then
DLCFLAGS="${DLCFLAGS=-fpic}"
else
case "$host_os" in
hpux*) DLCFLAGS="${DLCFLAGS=+z}" ;;
sunos*) DLCFLAGS="${DLCFLAGS=-pic}" ;;
solaris*|sysv4*|esix*) DLCFLAGS="${DLCFLAGS=-Kpic}" ;;
esac
fi
case "$host_os" in
hpux*) DLLDFLAGS="${DLLDFLAGS=-b}" ;;
freebsd*|linux*|irix*|osf*) DLLDFLAGS="${DLLDFLAGS=-shared}" ;;
sunos*) DLLDFLAGS="${DLLDFLAGS=-assert nodefinitions}" ;;
sysv4*|esix*) DLLDFLAGS="${DLLDFLAGS=-G $ldflags}" ;;
netbsd*) DLLDFLAGS="${DLLDFLAGS=${DLLDARG}-x -shared --whole-archive}" ;;
aix*) DLLDFLAGS="${DLLDFLAGS=-G -bexpall -lc}" ;;
solaris*|sysv4*|esix*) DLLDFLAGS="${DLLDFLAGS=-G}" ;;
openbsd*) DLLDFLAGS="${DLLDFLAGS=-Bshareable}" ;;
esac
case "$host" in
*-hpux*) EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-Wl,-E}" ;;
*-freebsd[3-9]*|*-linux*) EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-rdynamic}" ;;
mips-sni-sysv4)
#
# unfortunately, we have different compilers
# that need different flags
#
if test -n "$GCC"; then
sni_cc_version=GCC
else
sni_cc_version=`$CC -V 2>&1 | head -1`
fi
case "$sni_cc_version" in
*CDS*|GCC )
EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-Wl,-Blargedynsym}"
;;
* )
EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-LD-Blargedynsym}"
;;
esac
;;
esac
AC_CACHE_CHECK(if your dlsym() needs a leading underscore,
zsh_cv_func_dlsym_needs_underscore,
[echo failed >conftestval && cat >conftest.c <<EOM
fred () { }
EOM
AC_TRY_COMMAND($CC -c $CFLAGS $CPPFLAGS $DLCFLAGS conftest.c 1>&AC_FD_CC) &&
AC_TRY_COMMAND($DLLD $LDFLAGS $DLLDFLAGS -o conftest.$DL_EXT conftest.o 1>&AC_FD_CC) &&
AC_TRY_RUN([
#include <stdio.h>
#ifdef HPUXDYNAMIC
#include <dl.h>
#define RTLD_LAZY BIND_DEFERRED
#define RTLD_GLOBAL DYNAMIC_PATH
char *zsh_gl_sym_addr ;
#define dlopen(file,mode) (void *)shl_load((file), (mode), (long) 0)
#define dlclose(handle) shl_unload((shl_t)(handle))
#define dlsym(handle,name) (zsh_gl_sym_addr=0,shl_findsym((shl_t *)&(handle),name,TYPE_UNDEFINED,&zsh_gl_sym_addr), (void *)zsh_gl_sym_addr)
#define dlerror() 0
#else
#ifdef HAVE_DLFCN_H
#include <dlfcn.h>
#else
#include <sys/types.h>
#include <nlist.h>
#include <link.h>
#endif
#endif
#ifndef RTLD_LAZY
#define RTLD_LAZY 1
#endif
extern int fred() ;
main()
{
void * handle ;
void * symbol ;
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
handle = dlopen("./conftest.$DL_EXT", RTLD_LAZY) ;
if (handle == NULL) {
fprintf (f, "dlopen failed") ;
exit(1);
}
symbol = dlsym(handle, "fred") ;
if (symbol == NULL) {
/* try putting a leading underscore */
symbol = dlsym(handle, "_fred") ;
if (symbol == NULL) {
fprintf (f, "dlsym failed") ;
exit(1);
}
fprintf (f, "yes") ;
}
else
fprintf (f, "no") ;
exit(0);
}], zsh_cv_func_dlsym_needs_underscore=`cat conftestval`,
zsh_cv_func_dlsym_needs_underscore=failed
dynamic=no,
zsh_cv_func_dlsym_needs_underscore=no)])
if test "x$zsh_cv_func_dlsym_needs_underscore" = xyes; then
AC_DEFINE(DLSYM_NEEDS_UNDERSCORE)
elif test "x$zsh_cv_func_dlsym_needs_underscore" != xno; then
dnl Do not cache failed value
unset zsh_cv_func_dlsym_needs_underscore
fi
fi
if test "x$dynamic" = xyes; then
zsh_SHARED_VARIABLE([environ], [char **])
test "$zsh_cv_shared_environ" = yes || dynamic=no
dnl test "$zsh_cv_sys_dynamic_broken" = no || dynamic=no
if test "$ac_cv_func_tgetent" = yes; then
zsh_SHARED_FUNCTION([tgetent])
fi
if test "$ac_cv_func_tigetstr" = yes; then
zsh_SHARED_FUNCTION([tigetstr])
fi
fi
if test "x$dynamic" = xyes; then
zsh_SYS_DYNAMIC_CLASH
zsh_SYS_DYNAMIC_GLOBAL
RTLD_GLOBAL_OK=$zsh_cv_sys_dynamic_rtld_global
zsh_SYS_DYNAMIC_EXECSYMS
if test "$zsh_cv_sys_dynamic_execsyms" != yes; then
L=L
fi
zsh_SYS_DYNAMIC_STRIP_EXE
zsh_SYS_DYNAMIC_STRIP_LIB
if $strip_exeldflags && test "$zsh_cv_sys_dynamic_strip_exe" = yes; then
EXELDFLAGS="$EXELDFLAGS -s"
fi
if $strip_libldflags && test "$zsh_cv_sys_dynamic_strip_lib" = yes; then
LIBLDFLAGS="$LIBLDFLAGS -s"
fi
if test "x$ac_cv_cygwin" = xyes; then
INSTLIB="install.cygwin-lib"
UNINSTLIB="uninstall.cygwin-lib"
fi
else
$strip_exeldflags && EXELDFLAGS="$EXELDFLAGS -s"
$strip_libldflags && LIBLDFLAGS="$LIBLDFLAGS -s"
RTLD_GLOBAL_OK=no
fi
if test "x$dynamic" = xyes; then
D=D
AC_DEFINE(DYNAMIC)dnl
else
D=N
fi
if test "x$aixdynamic" = xyes; then
E=E
AC_DEFINE(AIXDYNAMIC)dnl
else
E=N
fi
if test "x$zsh_cv_sys_dynamic_clash_ok" = xyes; then
SHORTBOOTNAMES=yes
else
SHORTBOOTNAMES=no
fi
AC_SUBST(SHORTBOOTNAMES)
AC_SUBST(INSTLIB)dnl
AC_SUBST(UNINSTLIB)dnl
if test x"$ac_cv_cygwin" = xyes; then
EXTRAZSHOBJS="$EXTRAZSHOBJS zsh.res.o"
fi
AC_DEFINE_UNQUOTED(DL_EXT, "$DL_EXT")dnl
AC_SUBST(D)dnl
AC_SUBST(DL_EXT)dnl
AC_SUBST(DLLD)dnl
AC_SUBST(DLCFLAGS)dnl
AC_SUBST(DLLDFLAGS)dnl
AC_SUBST(E)dnl
AC_SUBST(EXTRA_LDFLAGS)dnl
AC_SUBST(EXPOPT)dnl
AC_SUBST(IMPOPT)dnl
AC_SUBST(L)dnl
AC_SUBST(LINKMODS)dnl
AC_SUBST(MOD_EXPORT)dnl
AC_SUBST(MOD_IMPORT_VARIABLE)dnl
AC_SUBST(MOD_IMPORT_FUNCTION)dnl
AC_SUBST(EXTRAZSHOBJS)dnl
# Generate config.modules. We look for *.mdd files in first and second
# level subdirectories. Any existing line not containing 'auto=y' will be
# retained, provided the .mdd file itself was found.
CONFIG_MODULES=./config.modules
echo "creating ${CONFIG_MODULES}"
userlist=" "
if test -f config.modules; then
userlist="`sed -e '/^#/d' -e '/auto=y/d' -e 's/ .*/ /' -e 's/^name=/ /' \
${CONFIG_MODULES}`"
mv ${CONFIG_MODULES} ${CONFIG_MODULES}.old
fi
(echo "# Edit this file to change the way modules are loaded."
echo "# The format is strict; do not break lines or add extra spaces."
echo "# Run \`make prep' if you change anything here after compiling"
echo "# (there is no need if you change this just after the first time"
echo "# you run \`configure')."
echo "#"
echo "# Values of \`link' are \`static', \`dynamic' or \`no' to compile the"
echo "# module into the shell, link it in at run time, or not use it at all."
echo "# In the final case, no attempt will be made to compile it."
echo "# Use \`static' or \`no' if you do not have dynamic loading."
echo "#"
echo "# Values of \`load' are \`yes' or \`no'; if yes, any builtins etc."
echo "# provided by the module will be autoloaded by the main shell"
echo "# (so long as \`link' is not set to \`no')."
echo "#"
echo "# Values of \`auto' are \`yes' or \`no'. configure sets the value to"
echo "# \`yes'. If you set it by hand to \`no', the line will be retained"
echo "# when the file is regenerated in future."
echo "#"
echo "# Note that the \`functions' entry extends to the end of the line."
echo "# It should not be quoted; it is used verbatim to find files to install."
echo "#"
echo "# You will need to run \`config.status --recheck' if you add a new"
echo "# module."
echo "#"
echo "# You should not change the values for the pseudo-module zsh/main,"
echo "# which is the main shell (apart from the functions entry)."
for modfile in `cd ${srcdir}; echo */*.mdd */*/*.mdd`; do
name=
link=
load=
functions=
. ${srcdir}/$modfile
if test x$name != x -a x"$link" != x; then
case "$userlist" in
*" $name "*) # not autogenerated, keep original
grep "^name=$name " ${CONFIG_MODULES}.old
;;
*) case "$link" in
*\ *) eval "link=\`$link\`"
;;
esac
case "${load}" in
y*) load=" load=yes"
;;
*) load=" load=no"
;;
esac
if test "x$functions" != x; then
# N.B. no additional quotes
f=" functions=$functions"
else
f=
fi
case "$link" in
static) echo "name=$name modfile=$modfile link=static auto=yes${load}$f"
;;
dynamic) if test $dynamic != no; then
echo "name=$name modfile=$modfile link=dynamic\
auto=yes${load}$f"
else
echo "name=$name modfile=$modfile link=no\
auto=yes load=no$f"
fi
;;
either) if test $dynamic != no; then
echo "name=$name modfile=$modfile link=dynamic\
auto=yes${load}$f"
else
echo "name=$name modfile=$modfile link=static\
auto=yes${load}$f"
fi
;;
*) echo "name=$name modfile=$modfile link=no auto=yes load=no$f"
;;
esac
;;
esac
fi
done) >${CONFIG_MODULES}
rm -f ${CONFIG_MODULES}.old
CLEAN_MK="${srcdir}/Config/clean.mk"
CONFIG_MK="${srcdir}/Config/config.mk"
dnl defs.mk is in the build tree, not the source tree
DEFS_MK="Config/defs.mk"
FUNCINST_MK="${srcdir}/Config/funcinst.mk"
VERSION_MK="${srcdir}/Config/version.mk"
AC_SUBST_FILE(CLEAN_MK)dnl
AC_SUBST_FILE(CONFIG_MK)dnl
AC_SUBST_FILE(DEFS_MK)dnl
AC_SUBST_FILE(FUNCINST_MK)dnl
AC_SUBST_FILE(VERSION_MK)dnl
AC_OUTPUT(Config/defs.mk Makefile Doc/Makefile Etc/Makefile Src/Makefile \
Test/Makefile, \
[test -z "$CONFIG_HEADERS" || echo > stamp-h])
eval "zshbin1=${bindir}"
eval "zshbin2=${zshbin1}"
eval "zshman=${mandir}"
eval "zshinfo=${infodir}"
eval "zshfndir=${fndir}"
echo "
zsh configuration
-----------------
zsh version : ${VERSION}
host operating system : ${host_cpu}-${host_vendor}-${host_os}
source code location : ${srcdir}
compiler : ${CC}
preprocessor flags : ${CPPFLAGS}
executable compiler flags : ${CFLAGS}"
if test "$dynamic" = yes; then
echo "\
module compiler flags : ${CFLAGS} ${DLCFLAGS}"
fi
echo "\
executable linker flags : ${LDFLAGS} ${EXELDFLAGS} ${EXTRA_LDFLAGS}"
if test "$dynamic" = yes; then
echo "\
module linker flags : ${LDFLAGS} ${LIBLDFLAGS} ${DLLDFLAGS}"
fi
echo "\
library flags : ${LIBS}
installation basename : ${tzsh_name}
binary install path : ${zshbin2}
man page install path : ${zshman}
info install path : ${zshinfo}"
if test "$zshfndir" != no; then
echo "functions install path : ${zshfndir}"
fi
echo "See config.modules for installed modules and functions.
"