t/README: start testing porcelainish

diff --git a/git.c b/git.c
index 89d4cd2e34121c597abaabff36924a7a6b3ae035..ca8961f0732bacc4efdb3afe9abc2e829ff69ee5 100644 (file)
--- a/git.c
+++ b/git.c
@@ -16,7 +16,8 @@
 
 static void prepend_to_path(const char *dir, int len)
 {
-       char *path, *old_path = getenv("PATH");
+       const char *old_path = getenv("PATH");
+       char *path;
        int path_len = len;
 
        if (!old_path)
@@ -99,7 +100,7 @@ static int split_cmdline(char *cmdline, const char ***argv)
 
 static int handle_alias(int *argcp, const char ***argv)
 {
-       int nongit = 0, ret = 0;
+       int nongit = 0, ret = 0, saved_errno = errno;
        const char *subdir;
 
        subdir = setup_git_directory_gently(&nongit);
@@ -137,6 +138,8 @@ static int handle_alias(int *argcp, const char ***argv)
        if (subdir)
                chdir(subdir);
 
+       errno = saved_errno;
+
        return ret;
 }
 
@@ -181,7 +184,10 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
                { "rev-parse", cmd_rev_parse },
                { "write-tree", cmd_write_tree },
                { "mailsplit", cmd_mailsplit },
-               { "mailinfo", cmd_mailinfo }
+               { "mailinfo", cmd_mailinfo },
+               { "stripspace", cmd_stripspace },
+               { "update-index", cmd_update_index },
+               { "update-ref", cmd_update_ref }
        };
        int i;
 
@@ -203,7 +209,6 @@ int main(int argc, const char **argv, char **envp)
 {
        const char *cmd = argv[0];
        char *slash = strrchr(cmd, '/');
-       char git_command[PATH_MAX + 1];
        const char *exec_path = NULL;
        int done_alias = 0;
 
@@ -310,7 +315,7 @@ int main(int argc, const char **argv, char **envp)
                cmd_usage(0, exec_path, "'%s' is not a git-command", cmd);
 
        fprintf(stderr, "Failed to run command '%s': %s\n",
-               git_command, strerror(errno));
+               cmd, strerror(errno));
 
        return 1;
 }