log --format: document %w

[git.git] / builtin-log.c

diff --git a/builtin-log.c b/builtin-log.c
index ef5b3c3ae393b09f2dfb643ea1dd3bfc623ddc55..33fa6ea6c855df904cfcf30f0b413cb8bca61fa9 100644 (file)
--- a/builtin-log.c
+++ b/builtin-log.c
@@ -927,10 +927,11 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                            PARSE_OPT_NOARG | PARSE_OPT_NONEG, keep_callback },
                OPT_BOOLEAN(0, "no-binary", &no_binary_diff,
                            "don't output binary diffs"),
-               OPT_BOOLEAN('p', NULL, &use_patch_format,
-                       "show patch format instead of default (patch + stat)"),
                OPT_BOOLEAN(0, "ignore-if-in-upstream", &ignore_if_in_upstream,
                            "don't include a patch matching a commit upstream"),
+               { OPTION_BOOLEAN, 'p', "no-stat", &use_patch_format, NULL,
+                 "show patch format instead of default (patch + stat)",
+                 PARSE_OPT_NONEG | PARSE_OPT_NOARG },
                OPT_GROUP("Messaging"),
                { OPTION_CALLBACK, 0, "add-header", NULL, "header",
                            "add email header", PARSE_OPT_NONEG,
@@ -1036,11 +1037,20 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        if (argc > 1)
                die ("unrecognized argument: %s", argv[1]);
 
-       if (use_patch_format)
-               rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
-       else if (!rev.diffopt.output_format ||
-                 rev.diffopt.output_format == DIFF_FORMAT_PATCH)
-               rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_SUMMARY | DIFF_FORMAT_PATCH;
+       if (rev.diffopt.output_format & DIFF_FORMAT_NAME)
+               die("--name-only does not make sense");
+       if (rev.diffopt.output_format & DIFF_FORMAT_NAME_STATUS)
+               die("--name-status does not make sense");
+       if (rev.diffopt.output_format & DIFF_FORMAT_CHECKDIFF)
+               die("--check does not make sense");
+
+       if (!use_patch_format &&
+               (!rev.diffopt.output_format ||
+                rev.diffopt.output_format == DIFF_FORMAT_PATCH))
+               rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_SUMMARY;
+
+       /* Always generate a patch */
+       rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
 
        if (!DIFF_OPT_TST(&rev.diffopt, TEXT) && !no_binary_diff)
                DIFF_OPT_SET(&rev.diffopt, BINARY);