Avoid C99 initializers

diff --git a/git.c b/git.c
index 94e9a4a4b98acbd9e08943dbbe57616bd60b28e9..49062ca66e4f37d53f16d4bff10dc71b1c97e6db 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;
 }
 
@@ -184,7 +187,8 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
                { "mailinfo", cmd_mailinfo },
                { "stripspace", cmd_stripspace },
                { "update-index", cmd_update_index },
-               { "update-ref", cmd_update_ref }
+               { "update-ref", cmd_update_ref },
+               { "fmt-merge-msg", cmd_fmt_merge_msg }
        };
        int i;
 
@@ -206,7 +210,6 @@ 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;
 
@@ -248,6 +251,11 @@ int main(int argc, const char **argv, char **envp)
                cmd = *++argv;
                argc--;
 
+               if (!strcmp(cmd, "-p") || !strcmp(cmd, "--paginate")) {
+                       setup_pager();
+                       continue;
+               }
+
                if (strncmp(cmd, "--", 2))
                        break;
 
@@ -313,7 +321,7 @@ 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;
 }