From 2cd72b0b290e40fb4d6a925ce26603503f01aa09 Mon Sep 17 00:00:00 2001 From: Steffen Prohaska Date: Sun, 18 Jan 2009 13:00:11 +0100 Subject: [PATCH] git_extract_argv0_path(): Move check for valid argv0 from caller to callee This simplifies the calling code. Signed-off-by: Steffen Prohaska Acked-by: Johannes Sixt Signed-off-by: Junio C Hamano --- exec_cmd.c | 6 +++++- git.c | 5 ++--- 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/exec_cmd.c b/exec_cmd.c index e508f1e66..f8f416b64 100644 --- a/exec_cmd.c +++ b/exec_cmd.c @@ -22,7 +22,11 @@ const char *system_path(const char *path) const char *git_extract_argv0_path(const char *argv0) { - const char *slash = argv0 + strlen(argv0); + const char *slash; + + if (!argv0 || !*argv0) + return NULL; + slash = argv0 + strlen(argv0); while (argv0 <= slash && !is_dir_sep(*slash)) slash--; diff --git a/git.c b/git.c index bf21e21ce..320cb4356 100644 --- a/git.c +++ b/git.c @@ -444,9 +444,8 @@ int main(int argc, const char **argv) { const char *cmd; - if (argv[0] && *argv[0]) - cmd = git_extract_argv0_path(argv[0]); - else + cmd = git_extract_argv0_path(argv[0]); + if (!cmd) cmd = "git-help"; /* -- 2.26.2