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[PATCH] Add "--git-dir" flag to git-rev-parse 

Especially when you're deep inside the git repository, it's not all that
trivial for scripts to figure out where GIT_DIR is if it isn't set.

So add a flag to git-rev-parse to show where it is, since it will have
figured it out anyway.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Linus Torvalds 2005-09-18 11:18:30 -07:00 committed by Junio C Hamano
parent 1b0c1e672a
commit a8783eeb79
1 changed files with 16 additions and 0 deletions
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16
rev-parse.c
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@ -191,6 +191,22 @@ int main(int argc, char **argv)
puts(prefix);
continue;
}
if (!strcmp(arg, "--git-dir")) {
const char *gitdir = getenv(GIT_DIR_ENVIRONMENT);
static char cwd[PATH_MAX];
if (gitdir) {
puts(gitdir);
continue;
}
if (!prefix) {
puts(".git");
continue;
}
if (!getcwd(cwd, PATH_MAX))
die("unable to get current working directory");
printf("%s/.git\n", cwd);
continue;
}
if (verify)
die("Needed a single revision");
show_flag(arg);