Merge branch 'js/read-tree' into js/c-merge-recursive
[gitweb.git] / git.c
diff --git a/git.c b/git.c
index 885e1ce75b5c085c544c74029d2a32562b4fcaa1..7321d6c3f636ef8bd4870ead06be54c037ccef9b 100644 (file)
--- a/git.c
+++ b/git.c
@@ -156,52 +156,48 @@ static int handle_alias(int *argcp, const char ***argv)
 {
        int nongit = 0, ret = 0, saved_errno = errno;
        const char *subdir;
+       int count, option_count;
+       const char** new_argv;
 
        subdir = setup_git_directory_gently(&nongit);
-       if (!nongit) {
-               int count, option_count;
-               const char** new_argv;
-
-               alias_command = (*argv)[0];
-               git_config(git_alias_config);
-               if (alias_string) {
-
-                       count = split_cmdline(alias_string, &new_argv);
-                       option_count = handle_options(&new_argv, &count);
-                       memmove(new_argv - option_count, new_argv,
-                                       count * sizeof(char *));
-                       new_argv -= option_count;
-
-                       if (count < 1)
-                               die("empty alias for %s", alias_command);
-
-                       if (!strcmp(alias_command, new_argv[0]))
-                               die("recursive alias: %s", alias_command);
-
-                       if (getenv("GIT_TRACE")) {
-                               int i;
-                               fprintf(stderr, "trace: alias expansion: %s =>",
-                                       alias_command);
-                               for (i = 0; i < count; ++i) {
-                                       fputc(' ', stderr);
-                                       sq_quote_print(stderr, new_argv[i]);
-                               }
-                               fputc('\n', stderr);
-                               fflush(stderr);
-                       }
 
-                       new_argv = realloc(new_argv, sizeof(char*) *
-                                          (count + *argcp + 1));
-                       /* insert after command name */
-                       memcpy(new_argv + count, *argv + 1,
-                              sizeof(char*) * *argcp);
-                       new_argv[count+*argcp] = NULL;
+       alias_command = (*argv)[0];
+       git_config(git_alias_config);
+       if (alias_string) {
+               count = split_cmdline(alias_string, &new_argv);
+               option_count = handle_options(&new_argv, &count);
+               memmove(new_argv - option_count, new_argv,
+                               count * sizeof(char *));
+               new_argv -= option_count;
+
+               if (count < 1)
+                       die("empty alias for %s", alias_command);
 
-                       *argv = new_argv;
-                       *argcp += count - 1;
+               if (!strcmp(alias_command, new_argv[0]))
+                       die("recursive alias: %s", alias_command);
 
-                       ret = 1;
+               if (getenv("GIT_TRACE")) {
+                       int i;
+                       fprintf(stderr, "trace: alias expansion: %s =>",
+                               alias_command);
+                       for (i = 0; i < count; ++i) {
+                               fputc(' ', stderr);
+                               sq_quote_print(stderr, new_argv[i]);
+                       }
+                       fputc('\n', stderr);
+                       fflush(stderr);
                }
+
+               new_argv = realloc(new_argv, sizeof(char*) *
+                                  (count + *argcp + 1));
+               /* insert after command name */
+               memcpy(new_argv + count, *argv + 1, sizeof(char*) * *argcp);
+               new_argv[count+*argcp] = NULL;
+
+               *argv = new_argv;
+               *argcp += count - 1;
+
+               ret = 1;
        }
 
        if (subdir)
@@ -214,51 +210,55 @@ static int handle_alias(int *argcp, const char ***argv)
 
 const char git_version_string[] = GIT_VERSION;
 
+#define NEEDS_PREFIX 1
+
 static void handle_internal_command(int argc, const char **argv, char **envp)
 {
        const char *cmd = argv[0];
        static struct cmd_struct {
                const char *cmd;
-               int (*fn)(int, const char **, char **);
+               int (*fn)(int, const char **, const char *);
+               int prefix;
        } commands[] = {
                { "version", cmd_version },
                { "help", cmd_help },
-               { "log", cmd_log },
-               { "whatchanged", cmd_whatchanged },
-               { "show", cmd_show },
+               { "log", cmd_log, NEEDS_PREFIX },
+               { "whatchanged", cmd_whatchanged, NEEDS_PREFIX },
+               { "show", cmd_show, NEEDS_PREFIX },
                { "push", cmd_push },
-               { "format-patch", cmd_format_patch },
+               { "format-patch", cmd_format_patch, NEEDS_PREFIX },
                { "count-objects", cmd_count_objects },
-               { "diff", cmd_diff },
-               { "grep", cmd_grep },
-               { "rm", cmd_rm },
-               { "add", cmd_add },
-               { "rev-list", cmd_rev_list },
+               { "diff", cmd_diff, NEEDS_PREFIX },
+               { "grep", cmd_grep, NEEDS_PREFIX },
+               { "rm", cmd_rm, NEEDS_PREFIX },
+               { "add", cmd_add, NEEDS_PREFIX },
+               { "rev-list", cmd_rev_list, NEEDS_PREFIX },
                { "init-db", cmd_init_db },
                { "get-tar-commit-id", cmd_get_tar_commit_id },
                { "upload-tar", cmd_upload_tar },
                { "check-ref-format", cmd_check_ref_format },
-               { "ls-files", cmd_ls_files },
-               { "ls-tree", cmd_ls_tree },
-               { "tar-tree", cmd_tar_tree },
-               { "read-tree", cmd_read_tree },
-               { "commit-tree", cmd_commit_tree },
+               { "ls-files", cmd_ls_files, NEEDS_PREFIX },
+               { "ls-tree", cmd_ls_tree, NEEDS_PREFIX },
+               { "tar-tree", cmd_tar_tree, NEEDS_PREFIX },
+               { "read-tree", cmd_read_tree, NEEDS_PREFIX },
+               { "commit-tree", cmd_commit_tree, NEEDS_PREFIX },
                { "apply", cmd_apply },
-               { "show-branch", cmd_show_branch },
-               { "diff-files", cmd_diff_files },
-               { "diff-index", cmd_diff_index },
-               { "diff-stages", cmd_diff_stages },
-               { "diff-tree", cmd_diff_tree },
-               { "cat-file", cmd_cat_file },
-               { "rev-parse", cmd_rev_parse },
-               { "write-tree", cmd_write_tree },
+               { "show-branch", cmd_show_branch, NEEDS_PREFIX },
+               { "diff-files", cmd_diff_files, NEEDS_PREFIX },
+               { "diff-index", cmd_diff_index, NEEDS_PREFIX },
+               { "diff-stages", cmd_diff_stages, NEEDS_PREFIX },
+               { "diff-tree", cmd_diff_tree, NEEDS_PREFIX },
+               { "cat-file", cmd_cat_file, NEEDS_PREFIX },
+               { "rev-parse", cmd_rev_parse, NEEDS_PREFIX },
+               { "write-tree", cmd_write_tree, NEEDS_PREFIX },
                { "mailsplit", cmd_mailsplit },
                { "mailinfo", cmd_mailinfo },
                { "stripspace", cmd_stripspace },
-               { "update-index", cmd_update_index },
-               { "update-ref", cmd_update_ref },
-               { "fmt-merge-msg", cmd_fmt_merge_msg },
-               { "prune", cmd_prune },
+               { "update-index", cmd_update_index, NEEDS_PREFIX },
+               { "update-ref", cmd_update_ref, NEEDS_PREFIX },
+               { "fmt-merge-msg", cmd_fmt_merge_msg, NEEDS_PREFIX },
+               { "prune", cmd_prune, NEEDS_PREFIX },
+               { "mv", cmd_mv, NEEDS_PREFIX },
        };
        int i;
 
@@ -270,9 +270,13 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
 
        for (i = 0; i < ARRAY_SIZE(commands); i++) {
                struct cmd_struct *p = commands+i;
+               const char *prefix;
                if (strcmp(p->cmd, cmd))
                        continue;
 
+               prefix = NULL;
+               if (p->prefix)
+                       prefix = setup_git_directory();
                if (getenv("GIT_TRACE")) {
                        int i;
                        fprintf(stderr, "trace: built-in: git");
@@ -284,7 +288,7 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
                        fflush(stderr);
                }
 
-               exit(p->fn(argc, argv, envp));
+               exit(p->fn(argc, argv, prefix));
        }
 }