Merge branch 'pb/configure'

* pb/configure:
  Rename man1 and man7 variables to man1dir and man7dir
  Allow INSTALL, bindir, mandir to be set in main Makefile

Documentation/Makefile

@@ -25,10 +25,10 @@ DOC_MAN1=$(patsubst %.txt,%.1,$(MAN1_TXT))
 DOC_MAN7=$(patsubst %.txt,%.7,$(MAN7_TXT))
 
 prefix?=$(HOME)
-bin=$(prefix)/bin
-mandir=$(prefix)/man
-man1=$(mandir)/man1
-man7=$(mandir)/man7
+bindir?=$(prefix)/bin
+mandir?=$(prefix)/man
+man1dir=$(mandir)/man1
+man7dir=$(mandir)/man7
 # DESTDIR=
 
 INSTALL?=install
@@ -53,9 +53,9 @@ man1: $(DOC_MAN1)
 man7: $(DOC_MAN7)
 
 install: man
-	$(INSTALL) -d -m755 $(DESTDIR)$(man1) $(DESTDIR)$(man7)
-	$(INSTALL) $(DOC_MAN1) $(DESTDIR)$(man1)
-	$(INSTALL) $(DOC_MAN7) $(DESTDIR)$(man7)
+	$(INSTALL) -d -m755 $(DESTDIR)$(man1dir) $(DESTDIR)$(man7dir)
+	$(INSTALL) $(DOC_MAN1) $(DESTDIR)$(man1dir)
+	$(INSTALL) $(DOC_MAN7) $(DESTDIR)$(man7dir)
 
 
 #

Makefile

@@ -116,6 +116,8 @@ template_dir = $(prefix)/share/git-core/templates/
 GIT_PYTHON_DIR = $(prefix)/share/git-core/python
 # DESTDIR=
 
+export prefix bindir gitexecdir template_dir GIT_PYTHON_DIR
+
 CC = gcc
 AR = ar
 TAR = tar
@@ -753,8 +755,8 @@ dist-doc:
 	rm -fr .doc-tmp-dir
 	mkdir .doc-tmp-dir .doc-tmp-dir/man1 .doc-tmp-dir/man7
 	$(MAKE) -C Documentation DESTDIR=./ \
-		man1=../.doc-tmp-dir/man1 \
-		man7=../.doc-tmp-dir/man7 \
+		man1dir=../.doc-tmp-dir/man1 \
+		man7dir=../.doc-tmp-dir/man7 \
 		install
 	cd .doc-tmp-dir && $(TAR) cf ../$(manpages).tar .
 	gzip -n -9 -f $(manpages).tar

contrib/emacs/Makefile

@@ -3,9 +3,9 @@
 EMACS = emacs
 
 ELC = git.elc vc-git.elc
-INSTALL = install
+INSTALL ?= install
 INSTALL_ELC = $(INSTALL) -m 644
-prefix = $(HOME)
+prefix ?= $(HOME)
 emacsdir = $(prefix)/share/emacs/site-lisp
 
 all: $(ELC)