Add a documentat on how to revert a faulty merge
[gitweb.git] / wt-status.c
index 889e50f89fc24984f700d14f7033600fa9fdf642..96ff2f8f564b907b9ef77bd2ea41b5e854a13085 100644 (file)
@@ -22,12 +22,6 @@ static char wt_status_colors[][COLOR_MAXLEN] = {
        "\033[31m", /* WT_STATUS_NOBRANCH: red */
 };
 
-static const char use_add_msg[] =
-"use \"git add <file>...\" to update what will be committed";
-static const char use_add_rm_msg[] =
-"use \"git add/rm <file>...\" to update what will be committed";
-static const char use_add_to_include_msg[] =
-"use \"git add <file>...\" to include in what will be committed";
 enum untracked_status_type show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
 
 static int parse_status_slot(const char *var, int offset)
@@ -76,12 +70,24 @@ static void wt_status_print_cached_header(struct wt_status *s)
        color_fprintf_ln(s->fp, c, "#");
 }
 
-static void wt_status_print_header(struct wt_status *s,
-                                  const char *main, const char *sub)
+static void wt_status_print_dirty_header(struct wt_status *s,
+                                        int has_deleted)
 {
        const char *c = color(WT_STATUS_HEADER);
-       color_fprintf_ln(s->fp, c, "# %s:", main);
-       color_fprintf_ln(s->fp, c, "#   (%s)", sub);
+       color_fprintf_ln(s->fp, c, "# Changed but not updated:");
+       if (!has_deleted)
+               color_fprintf_ln(s->fp, c, "#   (use \"git add <file>...\" to update what will be committed)");
+       else
+               color_fprintf_ln(s->fp, c, "#   (use \"git add/rm <file>...\" to update what will be committed)");
+       color_fprintf_ln(s->fp, c, "#   (use \"git checkout -- <file>...\" to discard changes in working directory)");
+       color_fprintf_ln(s->fp, c, "#");
+}
+
+static void wt_status_print_untracked_header(struct wt_status *s)
+{
+       const char *c = color(WT_STATUS_HEADER);
+       color_fprintf_ln(s->fp, c, "# Untracked files:");
+       color_fprintf_ln(s->fp, c, "#   (use \"git add <file>...\" to include in what will be committed)");
        color_fprintf_ln(s->fp, c, "#");
 }
 
@@ -97,10 +103,8 @@ static void wt_status_print_filepair(struct wt_status *s,
 {
        const char *c = color(t);
        const char *one, *two;
-       struct strbuf onebuf, twobuf;
+       struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
 
-       strbuf_init(&onebuf, 0);
-       strbuf_init(&twobuf, 0);
        one = quote_path(p->one->path, -1, &onebuf, s->prefix);
        two = quote_path(p->two->path, -1, &twobuf, s->prefix);
 
@@ -166,14 +170,14 @@ static void wt_status_print_changed_cb(struct diff_queue_struct *q,
        struct wt_status *s = data;
        int i;
        if (q->nr) {
-               const char *msg = use_add_msg;
+               int has_deleted = 0;
                s->workdir_dirty = 1;
                for (i = 0; i < q->nr; i++)
                        if (q->queue[i]->status == DIFF_STATUS_DELETED) {
-                               msg = use_add_rm_msg;
+                               has_deleted = 1;
                                break;
                        }
-               wt_status_print_header(s, "Changed but not updated", msg);
+               wt_status_print_dirty_header(s, has_deleted);
        }
        for (i = 0; i < q->nr; i++)
                wt_status_print_filepair(s, WT_STATUS_CHANGED, q->queue[i]);
@@ -181,32 +185,12 @@ static void wt_status_print_changed_cb(struct diff_queue_struct *q,
                wt_status_print_trailer(s);
 }
 
-static void wt_status_print_initial(struct wt_status *s)
-{
-       int i;
-       struct strbuf buf;
-
-       strbuf_init(&buf, 0);
-       if (active_nr) {
-               s->commitable = 1;
-               wt_status_print_cached_header(s);
-       }
-       for (i = 0; i < active_nr; i++) {
-               color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t");
-               color_fprintf_ln(s->fp, color(WT_STATUS_UPDATED), "new file: %s",
-                               quote_path(active_cache[i]->name, -1,
-                                          &buf, s->prefix));
-       }
-       if (active_nr)
-               wt_status_print_trailer(s);
-       strbuf_release(&buf);
-}
-
 static void wt_status_print_updated(struct wt_status *s)
 {
        struct rev_info rev;
        init_revisions(&rev, NULL);
-       setup_revisions(0, NULL, &rev, s->reference);
+       setup_revisions(0, NULL, &rev,
+               s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference);
        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
        rev.diffopt.format_callback = wt_status_print_updated_cb;
        rev.diffopt.format_callback_data = s;
@@ -262,9 +246,8 @@ static void wt_status_print_untracked(struct wt_status *s)
        struct dir_struct dir;
        int i;
        int shown_header = 0;
-       struct strbuf buf;
+       struct strbuf buf = STRBUF_INIT;
 
-       strbuf_init(&buf, 0);
        memset(&dir, 0, sizeof(dir));
 
        if (!s->untracked) {
@@ -275,24 +258,12 @@ static void wt_status_print_untracked(struct wt_status *s)
 
        read_directory(&dir, ".", "", 0, NULL);
        for(i = 0; i < dir.nr; i++) {
-               /* check for matching entry, which is unmerged; lifted from
-                * builtin-ls-files:show_other_files */
                struct dir_entry *ent = dir.entries[i];
-               int pos = cache_name_pos(ent->name, ent->len);
-               struct cache_entry *ce;
-               if (0 <= pos)
-                       die("bug in wt_status_print_untracked");
-               pos = -pos - 1;
-               if (pos < active_nr) {
-                       ce = active_cache[pos];
-                       if (ce_namelen(ce) == ent->len &&
-                           !memcmp(ce->name, ent->name, ent->len))
-                               continue;
-               }
+               if (!cache_name_is_other(ent->name, ent->len))
+                       continue;
                if (!shown_header) {
                        s->workdir_untracked = 1;
-                       wt_status_print_header(s, "Untracked files",
-                                              use_add_to_include_msg);
+                       wt_status_print_untracked_header(s);
                        shown_header = 1;
                }
                color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t");
@@ -308,11 +279,21 @@ static void wt_status_print_verbose(struct wt_status *s)
        struct rev_info rev;
 
        init_revisions(&rev, NULL);
-       setup_revisions(0, NULL, &rev, s->reference);
+       DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
+       setup_revisions(0, NULL, &rev,
+               s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference);
        rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
        rev.diffopt.detect_rename = 1;
        rev.diffopt.file = s->fp;
        rev.diffopt.close_file = 0;
+       /*
+        * If we're not going to stdout, then we definitely don't
+        * want color, since we are going to the commit message
+        * file (and even the "auto" setting won't work, since it
+        * will have checked isatty on stdout).
+        */
+       if (s->fp != stdout)
+               DIFF_OPT_CLR(&rev.diffopt, COLOR_DIFF);
        run_diff_index(&rev, 1);
 }
 
@@ -361,12 +342,9 @@ void wt_status_print(struct wt_status *s)
                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#");
                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "# Initial commit");
                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#");
-               wt_status_print_initial(s);
-       }
-       else {
-               wt_status_print_updated(s);
        }
 
+       wt_status_print_updated(s);
        wt_status_print_changed(s);
        if (wt_status_submodule_summary)
                wt_status_print_submodule_summary(s);
@@ -375,7 +353,7 @@ void wt_status_print(struct wt_status *s)
        else if (s->commitable)
                 fprintf(s->fp, "# Untracked files not listed (use -u option to show untracked files)\n");
 
-       if (s->verbose && !s->is_initial)
+       if (s->verbose)
                wt_status_print_verbose(s);
        if (!s->commitable) {
                if (s->amend)
@@ -432,5 +410,5 @@ int git_status_config(const char *k, const char *v, void *cb)
                        return error("Invalid untracked files mode '%s'", v);
                return 0;
        }
-       return git_color_default_config(k, v, cb);
+       return git_diff_ui_config(k, v, cb);
 }