summaryrefslogtreecommitdiff
path: root/help.c
diff options
context:
space:
mode:
authorAlex Riesen <raa.lkml@gmail.com>2008-08-28 19:19:07 +0200
committerJunio C Hamano <gitster@pobox.com>2008-08-28 21:51:28 -0700
commit1f08e5ce2435f1d5c78a31c0a783d5bb177cd657 (patch)
treeca29e6a3ed17cfee256c1bc5ca5991794706ed2d /help.c
parentc7371e992b1aa147b640759a7fa89e722e6db8dc (diff)
downloadgit-1f08e5ce2435f1d5c78a31c0a783d5bb177cd657.tar.gz
Allow git help work without PATH set
Just because we can Signed-off-by: Alex Riesen <raa.lkml@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'help.c')
-rw-r--r--help.c43
1 files changed, 20 insertions, 23 deletions
diff --git a/help.c b/help.c
index a17a74631e..ab2c2ba260 100644
--- a/help.c
+++ b/help.c
@@ -178,37 +178,34 @@ void load_command_list(const char *prefix,
struct cmdnames *other_cmds)
{
const char *env_path = getenv("PATH");
- char *paths, *path, *colon;
const char *exec_path = git_exec_path();
- if (exec_path)
+ if (exec_path) {
list_commands_in_dir(main_cmds, exec_path, prefix);
-
- if (!env_path) {
- fprintf(stderr, "PATH not set\n");
- exit(1);
+ qsort(main_cmds->names, main_cmds->cnt,
+ sizeof(*main_cmds->names), cmdname_compare);
+ uniq(main_cmds);
}
- path = paths = xstrdup(env_path);
- while (1) {
- if ((colon = strchr(path, PATH_SEP)))
- *colon = 0;
-
- list_commands_in_dir(other_cmds, path, prefix);
+ if (env_path) {
+ char *paths, *path, *colon;
+ path = paths = xstrdup(env_path);
+ while (1) {
+ if ((colon = strchr(path, PATH_SEP)))
+ *colon = 0;
- if (!colon)
- break;
- path = colon + 1;
- }
- free(paths);
+ list_commands_in_dir(other_cmds, path, prefix);
- qsort(main_cmds->names, main_cmds->cnt,
- sizeof(*main_cmds->names), cmdname_compare);
- uniq(main_cmds);
+ if (!colon)
+ break;
+ path = colon + 1;
+ }
+ free(paths);
- qsort(other_cmds->names, other_cmds->cnt,
- sizeof(*other_cmds->names), cmdname_compare);
- uniq(other_cmds);
+ qsort(other_cmds->names, other_cmds->cnt,
+ sizeof(*other_cmds->names), cmdname_compare);
+ uniq(other_cmds);
+ }
exclude_cmds(other_cmds, main_cmds);
}