Fix type of combine-diff.c::show_patch_diff()

The other function, show_raw_diff() is void and no callers use
return value from neither.

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

diff --git a/combine-diff.c b/combine-diff.c
index ba8baca0ab9f2c3c48b4678108d4a62c1f9f8fd9..f2f38064773876123b5883d4a3d974d38d57d381 100644 (file)
--- a/combine-diff.c
+++ b/combine-diff.c
@@ -609,15 +609,15 @@ static void dump_quoted_path(const char *prefix, const char *path,
        printf("%s\n", c_reset);
 }
 
-static int show_patch_diff(struct combine_diff_path *elem, int num_parent,
-                          int dense, struct rev_info *rev)
+static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
+                           int dense, struct rev_info *rev)
 {
        struct diff_options *opt = &rev->diffopt;
        unsigned long result_size, cnt, lno;
        char *result, *cp;
        struct sline *sline; /* survived lines */
        int mode_differs = 0;
-       int i, show_hunks, shown_header = 0;
+       int i, show_hunks;
        int working_tree_file = !memcmp(elem->sha1, null_sha1, 20);
        int abbrev = opt->full_index ? 40 : DEFAULT_ABBREV;
        mmfile_t result_file;
@@ -769,7 +769,6 @@ static int show_patch_diff(struct combine_diff_path *elem, int num_parent,
        }
        free(sline[0].p_lno);
        free(sline);
-       return shown_header;
 }
 
 #define COLONS "::::::::::::::::::::::::::::::::"
@@ -837,11 +836,10 @@ void show_combined_diff(struct combine_diff_path *p,
                return;
        if (opt->output_format & (DIFF_FORMAT_RAW |
                                  DIFF_FORMAT_NAME |
-                                 DIFF_FORMAT_NAME_STATUS)) {
+                                 DIFF_FORMAT_NAME_STATUS))
                show_raw_diff(p, num_parent, rev);
-       } else if (opt->output_format & DIFF_FORMAT_PATCH) {
+       else if (opt->output_format & DIFF_FORMAT_PATCH)
                show_patch_diff(p, num_parent, dense, rev);
-       }
 }
 
 void diff_tree_combined(const unsigned char *sha1,