diff-* --patch-with-raw

This new flag outputs the diff-raw output and diff-patch output
at the same time.  Requested by Cogito.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/combine-diff.c b/combine-diff.c
index eb0d757..011bb8d 100644 (file)
--- a/combine-diff.c
+++ b/combine-diff.c
@@ -832,6 +832,7 @@ const char *diff_tree_combined_merge(const unsigned char *sha1,
 
        diffopts = *opt;
        diffopts.output_format = DIFF_FORMAT_NO_OUTPUT;
+       diffopts.with_raw = 0;
        diffopts.recursive = 1;
 
        /* count parents */
@@ -858,6 +859,16 @@ const char *diff_tree_combined_merge(const unsigned char *sha1,
                        num_paths++;
        }
        if (num_paths) {
+               if (opt->with_raw) {
+                       int saved_format = opt->output_format;
+                       opt->output_format = DIFF_FORMAT_RAW;
+                       for (p = paths; p; p = p->next) {
+                               if (show_combined_diff(p, num_parent, dense,
+                                                      header, opt))
+                                       header = NULL;
+                       }
+                       opt->output_format = saved_format;
+               }
                for (p = paths; p; p = p->next) {
                        if (show_combined_diff(p, num_parent, dense,
                                               header, opt))

diff --git a/diff.c b/diff.c
index 2fa285a..99d76d0 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -862,6 +862,10 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac)
        const char *arg = av[0];
        if (!strcmp(arg, "-p") || !strcmp(arg, "-u"))
                options->output_format = DIFF_FORMAT_PATCH;
+       else if (!strcmp(arg, "--patch-with-raw")) {
+               options->output_format = DIFF_FORMAT_PATCH;
+               options->with_raw = 1;
+       }
        else if (!strcmp(arg, "-z"))
                options->line_termination = 0;
        else if (!strncmp(arg, "-l", 2))
@@ -1048,13 +1052,13 @@ const char *diff_unique_abbrev(const unsigned char *sha1, int len)
 static void diff_flush_raw(struct diff_filepair *p,
                           int line_termination,
                           int inter_name_termination,
-                          struct diff_options *options)
+                          struct diff_options *options,
+                          int output_format)
 {
        int two_paths;
        char status[10];
        int abbrev = options->abbrev;
        const char *path_one, *path_two;
-       int output_format = options->output_format;
 
        path_one = p->one->path;
        path_two = p->two->path;
@@ -1270,46 +1274,58 @@ static void diff_resolve_rename_copy(void)
        diff_debug_queue("resolve-rename-copy done", q);
 }
 
-void diff_flush(struct diff_options *options)
+static void flush_one_pair(struct diff_filepair *p,
+                          int diff_output_format,
+                          struct diff_options *options)
 {
-       struct diff_queue_struct *q = &diff_queued_diff;
-       int i;
        int inter_name_termination = '\t';
-       int diff_output_format = options->output_format;
        int line_termination = options->line_termination;
-
        if (!line_termination)
                inter_name_termination = 0;
 
-       for (i = 0; i < q->nr; i++) {
-               struct diff_filepair *p = q->queue[i];
-
-               switch (p->status) {
-               case DIFF_STATUS_UNKNOWN:
+       switch (p->status) {
+       case DIFF_STATUS_UNKNOWN:
+               break;
+       case 0:
+               die("internal error in diff-resolve-rename-copy");
+               break;
+       default:
+               switch (diff_output_format) {
+               case DIFF_FORMAT_PATCH:
+                       diff_flush_patch(p, options);
                        break;
-               case 0:
-                       die("internal error in diff-resolve-rename-copy");
+               case DIFF_FORMAT_RAW:
+               case DIFF_FORMAT_NAME_STATUS:
+                       diff_flush_raw(p, line_termination,
+                                      inter_name_termination,
+                                      options, diff_output_format);
+                       break;
+               case DIFF_FORMAT_NAME:
+                       diff_flush_name(p,
+                                       inter_name_termination,
+                                       line_termination);
+                       break;
+               case DIFF_FORMAT_NO_OUTPUT:
                        break;
-               default:
-                       switch (diff_output_format) {
-                       case DIFF_FORMAT_PATCH:
-                               diff_flush_patch(p, options);
-                               break;
-                       case DIFF_FORMAT_RAW:
-                       case DIFF_FORMAT_NAME_STATUS:
-                               diff_flush_raw(p, line_termination,
-                                              inter_name_termination,
-                                              options);
-                               break;
-                       case DIFF_FORMAT_NAME:
-                               diff_flush_name(p,
-                                               inter_name_termination,
-                                               line_termination);
-                               break;
-                       case DIFF_FORMAT_NO_OUTPUT:
-                               break;
-                       }
                }
+       }
+}
+
+void diff_flush(struct diff_options *options)
+{
+       struct diff_queue_struct *q = &diff_queued_diff;
+       int i;
+       int diff_output_format = options->output_format;
+
+       if (options->with_raw) {
+               for (i = 0; i < q->nr; i++) {
+                       struct diff_filepair *p = q->queue[i];
+                       flush_one_pair(p, DIFF_FORMAT_RAW, options);
+               }
+       }
+       for (i = 0; i < q->nr; i++) {
+               struct diff_filepair *p = q->queue[i];
+               flush_one_pair(p, diff_output_format, options);
                diff_free_filepair(p);
        }
        free(q->queue);

diff --git a/diff.h b/diff.h
index a02ef28..07b153b 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -24,6 +24,7 @@ struct diff_options {
        const char *orderfile;
        const char *pickaxe;
        unsigned recursive:1,
+                with_raw:1,
                 tree_in_recursive:1,
                 full_index:1;
        int break_opt;