diff-format.txt: Combined diff format documentation supplement

diff --git a/builtin-rm.c b/builtin-rm.c
index e7793a20f5c38ff31d4a74b7e1cec50b9a9f252e..33d04bd015e43965a1bc44bb281908298f152f6c 100644 (file)
--- a/builtin-rm.c
+++ b/builtin-rm.c
@@ -32,7 +32,7 @@ static int remove_file(const char *name)
 
        ret = unlink(name);
        if (!ret && (slash = strrchr(name, '/'))) {
-               char *n = strdup(name);
+               char *n = xstrdup(name);
                do {
                        n[slash - name] = 0;
                        name = n;
@@ -41,21 +41,18 @@ static int remove_file(const char *name)
        return ret;
 }
 
-static struct cache_file cache_file;
+static struct lock_file lock_file;
 
-int cmd_rm(int argc, const char **argv, char **envp)
+int cmd_rm(int argc, const char **argv, const char *prefix)
 {
        int i, newfd;
        int verbose = 0, show_only = 0, force = 0;
-       const char *prefix = setup_git_directory();
        const char **pathspec;
        char *seen;
 
        git_config(git_default_config);
 
-       newfd = hold_index_file_for_update(&cache_file, get_index_file());
-       if (newfd < 0)
-               die("unable to create new index file");
+       newfd = hold_lock_file_for_update(&lock_file, get_index_file(), 1);
 
        if (read_cache() < 0)
                die("index file corrupt");
@@ -81,17 +78,16 @@ int cmd_rm(int argc, const char **argv, char **envp)
                        force = 1;
                        continue;
                }
-               die(builtin_rm_usage);
+               usage(builtin_rm_usage);
        }
-       pathspec = get_pathspec(prefix, argv + i);
+       if (argc <= i)
+               usage(builtin_rm_usage);
 
+       pathspec = get_pathspec(prefix, argv + i);
        seen = NULL;
-       if (pathspec) {
-               for (i = 0; pathspec[i] ; i++)
-                       /* nothing */;
-               seen = xmalloc(i);
-               memset(seen, 0, i);
-       }
+       for (i = 0; pathspec[i] ; i++)
+               /* nothing */;
+       seen = xcalloc(i, 1);
 
        for (i = 0; i < active_nr; i++) {
                struct cache_entry *ce = active_cache[i];
@@ -117,16 +113,19 @@ int cmd_rm(int argc, const char **argv, char **envp)
                printf("rm '%s'\n", path);
 
                if (remove_file_from_cache(path))
-                       die("git rm: unable to remove %s", path);
+                       die("git-rm: unable to remove %s", path);
                cache_tree_invalidate_path(active_cache_tree, path);
        }
 
+       if (show_only)
+               return 0;
+
        /*
         * Then, if we used "-f", remove the filenames from the
         * workspace. If we fail to remove the first one, we
         * abort the "git rm" (but once we've successfully removed
         * any file at all, we'll go ahead and commit to it all:
-        * by then we've already committed ourself and can't fail
+        * by then we've already committed ourselves and can't fail
         * in the middle)
         */
        if (force) {
@@ -138,13 +137,13 @@ int cmd_rm(int argc, const char **argv, char **envp)
                                continue;
                        }
                        if (!removed)
-                               die("git rm: %s: %s", path, strerror(errno));
+                               die("git-rm: %s: %s", path, strerror(errno));
                }
        }
 
        if (active_cache_changed) {
                if (write_cache(newfd, active_cache, active_nr) ||
-                   commit_index_file(&cache_file))
+                   close(newfd) || commit_lock_file(&lock_file))
                        die("Unable to write new index file");
        }