git add: add long equivalents of '-u' and '-f' options

diff --git a/builtin-add.c b/builtin-add.c
index 8f81f3fbfb06d0acb7df9a14fc3a873834cfecf0..9930cf53f5e94cb7389e7c0b2b760b113a366e51 100644 (file)
--- a/builtin-add.c
+++ b/builtin-add.c
@@ -79,12 +79,18 @@ static void fill_directory(struct dir_struct *dir, const char **pathspec,
                prune_directory(dir, pathspec, baselen);
 }
 
+struct update_callback_data
+{
+       int flags;
+       int add_errors;
+};
+
 static void update_callback(struct diff_queue_struct *q,
                            struct diff_options *opt, void *cbdata)
 {
-       int i, flags;
+       int i;
+       struct update_callback_data *data = cbdata;
 
-       flags = *((int *)cbdata);
        for (i = 0; i < q->nr; i++) {
                struct diff_filepair *p = q->queue[i];
                const char *path = p->one->path;
@@ -94,28 +100,36 @@ static void update_callback(struct diff_queue_struct *q,
                case DIFF_STATUS_UNMERGED:
                case DIFF_STATUS_MODIFIED:
                case DIFF_STATUS_TYPE_CHANGED:
-                       add_file_to_cache(path, flags);
+                       if (add_file_to_cache(path, data->flags)) {
+                               if (!(data->flags & ADD_CACHE_IGNORE_ERRORS))
+                                       die("updating files failed");
+                               data->add_errors++;
+                       }
                        break;
                case DIFF_STATUS_DELETED:
-                       if (!(flags & ADD_CACHE_PRETEND))
+                       if (!(data->flags & ADD_CACHE_PRETEND))
                                remove_file_from_cache(path);
-                       if (flags)
+                       if (data->flags & (ADD_CACHE_PRETEND|ADD_CACHE_VERBOSE))
                                printf("remove '%s'\n", path);
                        break;
                }
        }
 }
 
-void add_files_to_cache(const char *prefix, const char **pathspec, int flags)
+int add_files_to_cache(const char *prefix, const char **pathspec, int flags)
 {
+       struct update_callback_data data;
        struct rev_info rev;
        init_revisions(&rev, prefix);
        setup_revisions(0, NULL, &rev, NULL);
        rev.prune_data = pathspec;
        rev.diffopt.output_format = DIFF_FORMAT_CALLBACK;
        rev.diffopt.format_callback = update_callback;
-       rev.diffopt.format_callback_data = &flags;
+       data.flags = flags;
+       data.add_errors = 0;
+       rev.diffopt.format_callback_data = &data;
        run_diff_files(&rev, DIFF_RACY_IS_MODIFIED);
+       return !!data.add_errors;
 }
 
 static void refresh(int verbose, const char **pathspec)
@@ -178,6 +192,7 @@ static const char ignore_error[] =
 "The following paths are ignored by one of your .gitignore files:\n";
 
 static int verbose = 0, show_only = 0, ignored_too = 0, refresh_only = 0;
+static int ignore_add_errors;
 
 static struct option builtin_add_options[] = {
        OPT__DRY_RUN(&show_only),
@@ -185,14 +200,25 @@ static struct option builtin_add_options[] = {
        OPT_GROUP(""),
        OPT_BOOLEAN('i', "interactive", &add_interactive, "interactive picking"),
        OPT_BOOLEAN('p', "patch", &patch_interactive, "interactive patching"),
-       OPT_BOOLEAN('f', NULL, &ignored_too, "allow adding otherwise ignored files"),
-       OPT_BOOLEAN('u', NULL, &take_worktree_changes, "update tracked files"),
+       OPT_BOOLEAN('f', "force", &ignored_too, "allow adding otherwise ignored files"),
+       OPT_BOOLEAN('u', "update", &take_worktree_changes, "update tracked files"),
        OPT_BOOLEAN( 0 , "refresh", &refresh_only, "don't add, only refresh the index"),
+       OPT_BOOLEAN( 0 , "ignore-errors", &ignore_add_errors, "just skip files which cannot be added because of errors"),
        OPT_END(),
 };
 
+static int add_config(const char *var, const char *value, void *cb)
+{
+       if (!strcasecmp(var, "add.ignore-errors")) {
+               ignore_add_errors = git_config_bool(var, value);
+               return 0;
+       }
+       return git_default_config(var, value, cb);
+}
+
 int cmd_add(int argc, const char **argv, const char *prefix)
 {
+       int exit_status = 0;
        int i, newfd;
        const char **pathspec;
        struct dir_struct dir;
@@ -205,19 +231,20 @@ int cmd_add(int argc, const char **argv, const char *prefix)
        if (add_interactive)
                exit(interactive_add(argc, argv, prefix));
 
-       git_config(git_default_config);
+       git_config(add_config, NULL);
 
        newfd = hold_locked_index(&lock_file, 1);
 
        flags = ((verbose ? ADD_CACHE_VERBOSE : 0) |
-                (show_only ? ADD_CACHE_PRETEND : 0));
+                (show_only ? ADD_CACHE_PRETEND : 0) |
+                (ignore_add_errors ? ADD_CACHE_IGNORE_ERRORS : 0));
 
        if (take_worktree_changes) {
                const char **pathspec;
                if (read_cache() < 0)
                        die("index file corrupt");
                pathspec = get_pathspec(prefix, argv);
-               add_files_to_cache(prefix, pathspec, flags);
+               exit_status = add_files_to_cache(prefix, pathspec, flags);
                goto finish;
        }
 
@@ -248,7 +275,11 @@ int cmd_add(int argc, const char **argv, const char *prefix)
        }
 
        for (i = 0; i < dir.nr; i++)
-               add_file_to_cache(dir.entries[i]->name, flags);
+               if (add_file_to_cache(dir.entries[i]->name, flags)) {
+                       if (!ignore_add_errors)
+                               die("adding files failed");
+                       exit_status = 1;
+               }
 
  finish:
        if (active_cache_changed) {
@@ -257,5 +288,5 @@ int cmd_add(int argc, const char **argv, const char *prefix)
                        die("Unable to write new index file");
        }
 
-       return 0;
+       return exit_status;
 }