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Refactor working tree setup 

Create a setup_work_tree() that can be used from any command requiring
a working tree conditionally.

Signed-off-by: Mike Hommey <mh@glandium.org>
Acked-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Mike Hommey 2007-11-03 12:23:11 +01:00 committed by Junio C Hamano
parent fe61935007
commit 59f0f2f33a
3 changed files with 13 additions and 8 deletions
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1
cache.h
View File

@ -222,6 +222,7 @@ extern const char *get_git_work_tree(void);
#define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES"
extern const char **get_pathspec(const char *prefix, const char **pathspec);
extern void setup_work_tree(void);
extern const char *setup_git_directory_gently(int *);
extern const char *setup_git_directory(void);
extern const char *prefix_path(const char *prefix, int len, const char *path);

11
git.c
View File

@ -249,14 +249,9 @@ static int run_command(struct cmd_struct *p, int argc, const char **argv)
prefix = setup_git_directory();
if (p->option & USE_PAGER)
setup_pager();
if (p->option & NEED_WORK_TREE) {
const char *work_tree = get_git_work_tree();
const char *git_dir = get_git_dir();
if (!is_absolute_path(git_dir))
set_git_dir(make_absolute_path(git_dir));
if (!work_tree || chdir(work_tree))
die("%s must be run in a work tree", p->cmd);
}
if (p->option & NEED_WORK_TREE)
setup_work_tree();
trace_argv_printf(argv, argc, "trace: built-in: git");
status = p->fn(argc, argv, prefix);

9
setup.c
View File

@ -206,6 +206,15 @@ static const char *set_work_tree(const char *dir)
return NULL;
}
void setup_work_tree(void) {
const char *work_tree = get_git_work_tree();
const char *git_dir = get_git_dir();
if (!is_absolute_path(git_dir))
set_git_dir(make_absolute_path(git_dir));
if (!work_tree || chdir(work_tree))
die("This operation must be run in a work tree");
}
/*
* We cannot decide in this function whether we are in the work tree or
* not, since the config can only be read _after_ this function was called.