wt-status: Split header generation into three functions

Reorganize header generation so that all header text related to each
block is in one place.

This adds a function, but makes it easier to see what is generated in
each case. It also allows for easy tweaking of individual headers.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/wt-status.c b/wt-status.c
index 889e50f89fc24984f700d14f7033600fa9fdf642..23702a25c45a354cb846c7e79c88a6cdd704b080 100644 (file)
--- a/wt-status.c
+++ b/wt-status.c
@@ -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 +70,23 @@ 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, "#");
+}
+
+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, "#");
 }
 
@@ -166,14 +171,14 @@ 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]);
@@ -291,8 +296,7 @@ static void wt_status_print_untracked(struct wt_status *s)
                }
                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");