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authorDavid Aguilar <davvid@gmail.com>2011-05-25 20:37:12 -0700
committerJunio C Hamano <gitster@pobox.com>2011-05-26 15:05:33 -0700
commit1f5d271f5e8f7b1e2a5b296ff43ca4087eb08244 (patch)
tree9cb79cbbee8e285be1220665b44b5fb6be24ac59 /setup.c
parent7cf16a14f5c070f7b14cf28023769450133172ae (diff)
downloadgit-1f5d271f5e8f7b1e2a5b296ff43ca4087eb08244.tar.gz
setup: Provide GIT_PREFIX to built-ins
GIT_PREFIX was added in 7cf16a14f5c070f7b14cf28023769450133172ae so that aliases can know the directory from which a !alias was called. Knowing the prefix relative to the root is helpful in other programs so export it to built-ins as well. Helped-by: Michael J Gruber <git@drmicha.warpmail.net> Signed-off-by: David Aguilar <davvid@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'setup.c')
-rw-r--r--setup.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/setup.c b/setup.c
index 03cd84f2fc..63f5368d90 100644
--- a/setup.c
+++ b/setup.c
@@ -602,6 +602,11 @@ const char *setup_git_directory_gently(int *nongit_ok)
const char *prefix;
prefix = setup_git_directory_gently_1(nongit_ok);
+ if (prefix)
+ setenv("GIT_PREFIX", prefix, 1);
+ else
+ setenv("GIT_PREFIX", "", 1);
+
if (startup_info) {
startup_info->have_repository = !nongit_ok || !*nongit_ok;
startup_info->prefix = prefix;