Signed-off-by: Scott R Parish <srp@xxxxxxxxxxxx>
---
git.c | 35 +++++++++++++++++++++++++++++++++--
1 files changed, 33 insertions(+), 2 deletions(-)
diff --git a/git.c b/git.c
index 9eaca1d..d129ecc 100644
--- a/git.c
+++ b/git.c
@@ -28,6 +28,35 @@ static void prepend_to_path(const char *dir, int len)
free(path);
}
+static char *rel_to_abs_exec_path(const char *cmd) {
+ int len, rc;
+ char *exec_path = xmalloc(PATH_MAX + 1);
+
+ if (!getcwd(exec_path, PATH_MAX)) {
+ fprintf(stderr, "git: cannot determine current directory: %s\n",
+ strerror(errno));
+ free(exec_path);
+ return NULL;
+ }
+ len = strlen(exec_path);
+
+ /* Trivial cleanup */
+ while (!prefixcmp(cmd, "./")) {
+ cmd += 2;
+ while (*cmd == '/')
+ cmd++;
+ }
+
+ rc = snprintf(exec_path + len, PATH_MAX - len, "/%s", cmd);
+ if (rc < 0 || rc >= PATH_MAX - len) {
+ fprintf(stderr, "git: command name given is too long.\n");
+ free(exec_path);
+ return NULL;
+ }
+
+ return exec_path;
+}
+
static int handle_options(const char*** argv, int* argc, int* envchanged)
{
int handled = 0;
@@ -409,13 +438,15 @@ int main(int argc, const char **argv)
/*
* Take the basename of argv[0] as the command
* name, and the dirname as the default exec_path
- * if it's an absolute path and we don't have
- * anything better.
+ * if we don't have anything better.
*/
if (slash) {
*slash++ = 0;
if (*cmd == '/')
exec_path = cmd;
+ else
+ exec_path = rel_to_abs_exec_path(cmd);
+
cmd = slash;
}
--
1.5.3.GIT
-
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