merge-file: clamp exit code to maximum 127
[gitweb.git] / builtin / add.c
index 672adc01ffc07fa97c305f9110cfa3995658b922..459208a326cd4cebfa813168d81a06c27fc54fc5 100644 (file)
@@ -15,6 +15,7 @@
 #include "diffcore.h"
 #include "revision.h"
 #include "bulk-checkin.h"
+#include "argv-array.h"
 
 static const char * const builtin_add_usage[] = {
        N_("git add [options] [--] <pathspec>..."),
@@ -26,55 +27,8 @@ static int take_worktree_changes;
 struct update_callback_data {
        int flags;
        int add_errors;
-       const char *implicit_dot;
-       size_t implicit_dot_len;
-
-       /* only needed for 2.0 transition preparation */
-       int warn_add_would_remove;
 };
 
-static const char *option_with_implicit_dot;
-static const char *short_option_with_implicit_dot;
-
-static void warn_pathless_add(void)
-{
-       static int shown;
-       assert(option_with_implicit_dot && short_option_with_implicit_dot);
-
-       if (shown)
-               return;
-       shown = 1;
-
-       /*
-        * To be consistent with "git add -p" and most Git
-        * commands, we should default to being tree-wide, but
-        * this is not the original behavior and can't be
-        * changed until users trained themselves not to type
-        * "git add -u" or "git add -A". For now, we warn and
-        * keep the old behavior. Later, the behavior can be changed
-        * to tree-wide, keeping the warning for a while, and
-        * eventually we can drop the warning.
-        */
-       warning(_("The behavior of 'git add %s (or %s)' with no path argument from a\n"
-                 "subdirectory of the tree will change in Git 2.0 and should not be used anymore.\n"
-                 "To add content for the whole tree, run:\n"
-                 "\n"
-                 "  git add %s :/\n"
-                 "  (or git add %s :/)\n"
-                 "\n"
-                 "To restrict the command to the current directory, run:\n"
-                 "\n"
-                 "  git add %s .\n"
-                 "  (or git add %s .)\n"
-                 "\n"
-                 "With the current Git version, the command is restricted to "
-                 "the current directory.\n"
-                 ""),
-               option_with_implicit_dot, short_option_with_implicit_dot,
-               option_with_implicit_dot, short_option_with_implicit_dot,
-               option_with_implicit_dot, short_option_with_implicit_dot);
-}
-
 static int fix_unmerged_status(struct diff_filepair *p,
                               struct update_callback_data *data)
 {
@@ -96,49 +50,15 @@ static int fix_unmerged_status(struct diff_filepair *p,
                return DIFF_STATUS_MODIFIED;
 }
 
-static const char *add_would_remove_warning = N_(
-       "You ran 'git add' with neither '-A (--all)' or '--ignore-removal',\n"
-"whose behaviour will change in Git 2.0 with respect to paths you removed.\n"
-"Paths like '%s' that are\n"
-"removed from your working tree are ignored with this version of Git.\n"
-"\n"
-"* 'git add --ignore-removal <pathspec>', which is the current default,\n"
-"  ignores paths you removed from your working tree.\n"
-"\n"
-"* 'git add --all <pathspec>' will let you also record the removals.\n"
-"\n"
-"Run 'git status' to check the paths you removed from your working tree.\n");
-
-static void warn_add_would_remove(const char *path)
-{
-       warning(_(add_would_remove_warning), path);
-}
-
 static void update_callback(struct diff_queue_struct *q,
                            struct diff_options *opt, void *cbdata)
 {
        int i;
        struct update_callback_data *data = cbdata;
-       const char *implicit_dot = data->implicit_dot;
-       size_t implicit_dot_len = data->implicit_dot_len;
 
        for (i = 0; i < q->nr; i++) {
                struct diff_filepair *p = q->queue[i];
                const char *path = p->one->path;
-               /*
-                * Check if "git add -A" or "git add -u" was run from a
-                * subdirectory with a modified file outside that directory,
-                * and warn if so.
-                *
-                * "git add -u" will behave like "git add -u :/" instead of
-                * "git add -u ." in the future.  This warning prepares for
-                * that change.
-                */
-               if (implicit_dot &&
-                   strncmp_icase(path, implicit_dot, implicit_dot_len)) {
-                       warn_pathless_add();
-                       continue;
-               }
                switch (fix_unmerged_status(p, data)) {
                default:
                        die(_("unexpected diff status %c"), p->status);
@@ -151,10 +71,6 @@ static void update_callback(struct diff_queue_struct *q,
                        }
                        break;
                case DIFF_STATUS_DELETED:
-                       if (data->warn_add_would_remove) {
-                               warn_add_would_remove(path);
-                               data->warn_add_would_remove = 0;
-                       }
                        if (data->flags & ADD_CACHE_IGNORE_REMOVAL)
                                break;
                        if (!(data->flags & ADD_CACHE_PRETEND))
@@ -166,37 +82,28 @@ static void update_callback(struct diff_queue_struct *q,
        }
 }
 
-static void update_files_in_cache(const char *prefix,
-                                 const struct pathspec *pathspec,
-                                 struct update_callback_data *data)
+int add_files_to_cache(const char *prefix,
+                      const struct pathspec *pathspec, int flags)
 {
+       struct update_callback_data data;
        struct rev_info rev;
 
+       memset(&data, 0, sizeof(data));
+       data.flags = flags;
+
        init_revisions(&rev, prefix);
        setup_revisions(0, NULL, &rev, NULL);
        if (pathspec)
                copy_pathspec(&rev.prune_data, pathspec);
        rev.diffopt.output_format = DIFF_FORMAT_CALLBACK;
        rev.diffopt.format_callback = update_callback;
-       rev.diffopt.format_callback_data = data;
+       rev.diffopt.format_callback_data = &data;
        rev.max_count = 0; /* do not compare unmerged paths with stage #2 */
        run_diff_files(&rev, DIFF_RACY_IS_MODIFIED);
-}
-
-int add_files_to_cache(const char *prefix,
-                      const struct pathspec *pathspec, int flags)
-{
-       struct update_callback_data data;
-
-       memset(&data, 0, sizeof(data));
-       data.flags = flags;
-       update_files_in_cache(prefix, pathspec, &data);
        return !!data.add_errors;
 }
 
-#define WARN_IMPLICIT_DOT (1u << 0)
-static char *prune_directory(struct dir_struct *dir, struct pathspec *pathspec,
-                            int prefix, unsigned flag)
+static char *prune_directory(struct dir_struct *dir, struct pathspec *pathspec, int prefix)
 {
        char *seen;
        int i;
@@ -210,16 +117,6 @@ static char *prune_directory(struct dir_struct *dir, struct pathspec *pathspec,
                struct dir_entry *entry = *src++;
                if (dir_path_match(entry, pathspec, prefix, seen))
                        *dst++ = entry;
-               else if (flag & WARN_IMPLICIT_DOT)
-                       /*
-                        * "git add -A" was run from a subdirectory with a
-                        * new file outside that directory.
-                        *
-                        * "git add -A" will behave like "git add -A :/"
-                        * instead of "git add -A ." in the future.
-                        * Warn about the coming behavior change.
-                        */
-                       warn_pathless_add();
        }
        dir->nr = dst - dir->entries;
        add_pathspec_matches_against_index(pathspec, seen);
@@ -245,23 +142,21 @@ static void refresh(int verbose, const struct pathspec *pathspec)
 int run_add_interactive(const char *revision, const char *patch_mode,
                        const struct pathspec *pathspec)
 {
-       int status, ac, i;
-       const char **args;
+       int status, i;
+       struct argv_array argv = ARGV_ARRAY_INIT;
 
-       args = xcalloc(sizeof(const char *), (pathspec->nr + 6));
-       ac = 0;
-       args[ac++] = "add--interactive";
+       argv_array_push(&argv, "add--interactive");
        if (patch_mode)
-               args[ac++] = patch_mode;
+               argv_array_push(&argv, patch_mode);
        if (revision)
-               args[ac++] = revision;
-       args[ac++] = "--";
+               argv_array_push(&argv, revision);
+       argv_array_push(&argv, "--");
        for (i = 0; i < pathspec->nr; i++)
                /* pass original pathspec, to be re-parsed */
-               args[ac++] = pathspec->items[i].original;
+               argv_array_push(&argv, pathspec->items[i].original);
 
-       status = run_command_v_opt(args, RUN_GIT_CMD);
-       free(args);
+       status = run_command_v_opt(argv.argv, RUN_GIT_CMD);
+       argv_array_clear(&argv);
        return status;
 }
 
@@ -338,7 +233,7 @@ N_("The following paths are ignored by one of your .gitignore files:\n");
 static int verbose, show_only, ignored_too, refresh_only;
 static int ignore_add_errors, intent_to_add, ignore_missing;
 
-#define ADDREMOVE_DEFAULT 0 /* Change to 1 in Git 2.0 */
+#define ADDREMOVE_DEFAULT 1
 static int addremove = ADDREMOVE_DEFAULT;
 static int addremove_explicit = -1; /* unspecified */
 
@@ -411,8 +306,6 @@ int cmd_add(int argc, const char **argv, const char *prefix)
        int add_new_files;
        int require_pathspec;
        char *seen = NULL;
-       int implicit_dot = 0;
-       struct update_callback_data update_data;
 
        git_config(add_config, NULL);
 
@@ -436,36 +329,17 @@ int cmd_add(int argc, const char **argv, const char *prefix)
        if (addremove && take_worktree_changes)
                die(_("-A and -u are mutually incompatible"));
 
-       /*
-        * Warn when "git add pathspec..." was given without "-u" or "-A"
-        * and pathspec... covers a removed path.
-        */
-       memset(&update_data, 0, sizeof(update_data));
-       if (!take_worktree_changes && addremove_explicit < 0)
-               update_data.warn_add_would_remove = 1;
-
        if (!take_worktree_changes && addremove_explicit < 0 && argc)
-               /*
-                * Turn "git add pathspec..." to "git add -A pathspec..."
-                * in Git 2.0 but not yet
-                */
-               ; /* addremove = 1; */
+               /* Turn "git add pathspec..." to "git add -A pathspec..." */
+               addremove = 1;
 
        if (!show_only && ignore_missing)
                die(_("Option --ignore-missing can only be used together with --dry-run"));
-       if (addremove) {
-               option_with_implicit_dot = "--all";
-               short_option_with_implicit_dot = "-A";
-       }
-       if (take_worktree_changes) {
-               option_with_implicit_dot = "--update";
-               short_option_with_implicit_dot = "-u";
-       }
-       if (option_with_implicit_dot && !argc) {
-               static const char *here[2] = { ".", NULL };
+
+       if ((0 < addremove_explicit || take_worktree_changes) && !argc) {
+               static const char *whole[2] = { ":/", NULL };
                argc = 1;
-               argv = here;
-               implicit_dot = 1;
+               argv = whole;
        }
 
        add_new_files = !take_worktree_changes && !refresh_only;
@@ -478,8 +352,7 @@ int cmd_add(int argc, const char **argv, const char *prefix)
                 (intent_to_add ? ADD_CACHE_INTENT : 0) |
                 (ignore_add_errors ? ADD_CACHE_IGNORE_ERRORS : 0) |
                 (!(addremove || take_worktree_changes)
-                 ? ADD_CACHE_IGNORE_REMOVAL : 0)) |
-                (implicit_dot ? ADD_CACHE_IMPLICIT_DOT : 0);
+                 ? ADD_CACHE_IGNORE_REMOVAL : 0));
 
        if (require_pathspec && argc == 0) {
                fprintf(stderr, _("Nothing specified, nothing added.\n"));
@@ -513,18 +386,15 @@ int cmd_add(int argc, const char **argv, const char *prefix)
 
                memset(&empty_pathspec, 0, sizeof(empty_pathspec));
                /* This picks up the paths that are not tracked */
-               baselen = fill_directory(&dir, implicit_dot ? &empty_pathspec : &pathspec);
+               baselen = fill_directory(&dir, &pathspec);
                if (pathspec.nr)
-                       seen = prune_directory(&dir, &pathspec, baselen,
-                                       implicit_dot ? WARN_IMPLICIT_DOT : 0);
+                       seen = prune_directory(&dir, &pathspec, baselen);
        }
 
        if (refresh_only) {
                refresh(verbose, &pathspec);
                goto finish;
        }
-       if (implicit_dot && prefix)
-               refresh_cache(REFRESH_QUIET);
 
        if (pathspec.nr) {
                int i;
@@ -564,21 +434,8 @@ int cmd_add(int argc, const char **argv, const char *prefix)
 
        plug_bulk_checkin();
 
-       if ((flags & ADD_CACHE_IMPLICIT_DOT) && prefix) {
-               /*
-                * Check for modified files throughout the worktree so
-                * update_callback has a chance to warn about changes
-                * outside the cwd.
-                */
-               update_data.implicit_dot = prefix;
-               update_data.implicit_dot_len = strlen(prefix);
-               free_pathspec(&pathspec);
-               memset(&pathspec, 0, sizeof(pathspec));
-       }
-       update_data.flags = flags & ~ADD_CACHE_IMPLICIT_DOT;
-       update_files_in_cache(prefix, &pathspec, &update_data);
+       exit_status |= add_files_to_cache(prefix, &pathspec, flags);
 
-       exit_status |= !!update_data.add_errors;
        if (add_new_files)
                exit_status |= add_files(&dir, flags);