list_commands(): simplify code by using chdir()

diff --git a/exec_cmd.c b/exec_cmd.c
index 3996bce33fe11b8f0bae120fabd40a74c66de342..33b17a6b45699e73a9b58f0ff02135eae913b47d 100644 (file)
--- a/exec_cmd.c
+++ b/exec_cmd.c
@@ -5,11 +5,11 @@
 
 extern char **environ;
 static const char *builtin_exec_path = GIT_EXEC_PATH;
-static const char *current_exec_path;
+static const char *argv_exec_path;
 
-void git_set_exec_path(const char *exec_path)
+void git_set_argv_exec_path(const char *exec_path)
 {
-       current_exec_path = exec_path;
+       argv_exec_path = exec_path;
 }
 
 
@@ -18,8 +18,8 @@ const char *git_exec_path(void)
 {
        const char *env;
 
-       if (current_exec_path)
-               return current_exec_path;
+       if (argv_exec_path)
+               return argv_exec_path;
 
        env = getenv(EXEC_PATH_ENVIRONMENT);
        if (env && *env) {
@@ -34,7 +34,7 @@ int execv_git_cmd(const char **argv)
 {
        char git_command[PATH_MAX + 1];
        int i;
-       const char *paths[] = { current_exec_path,
+       const char *paths[] = { argv_exec_path,
                                getenv(EXEC_PATH_ENVIRONMENT),
                                builtin_exec_path };
 
@@ -56,7 +56,7 @@ int execv_git_cmd(const char **argv)
                        len = strlen(git_command);
 
                        /* Trivial cleanup */
-                       while (!strncmp(exec_dir, "./", 2)) {
+                       while (!prefixcmp(exec_dir, "./")) {
                                exec_dir += 2;
                                while (*exec_dir == '/')
                                        exec_dir++;