prio_queue_reverse: don't swap elements with themselves

diff --git a/pretty.c b/pretty.c
index 915bd1e2e96a165c05e8a67523c759be8f376c2b..14357e233f3174963add310a29bb35c3de229121 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -40,10 +40,9 @@ static int git_pretty_formats_config(const char *var, const char *value, void *c
        const char *fmt;
        int i;
 
-       if (!starts_with(var, "pretty."))
+       if (!skip_prefix(var, "pretty.", &name))
                return 0;
 
-       name = var + strlen("pretty.");
        for (i = 0; i < builtin_formats_len; i++) {
                if (!strcmp(commit_formats[i].name, name))
                        return 0;
@@ -274,7 +273,7 @@ static void add_rfc822_quoted(struct strbuf *out, const char *s, int len)
 
 enum rfc2047_type {
        RFC2047_SUBJECT,
-       RFC2047_ADDRESS,
+       RFC2047_ADDRESS
 };
 
 static int is_rfc2047_special(char ch, enum rfc2047_type type)
@@ -393,8 +392,8 @@ static void add_rfc2047(struct strbuf *sb, const char *line, size_t len,
        strbuf_addstr(sb, "?=");
 }
 
-static const char *show_ident_date(const struct ident_split *ident,
-                                  enum date_mode mode)
+const char *show_ident_date(const struct ident_split *ident,
+                           enum date_mode mode)
 {
        unsigned long date = 0;
        long tz = 0;
@@ -613,7 +612,7 @@ const char *logmsg_reencode(const struct commit *commit,
        static const char *utf8 = "UTF-8";
        const char *use_encoding;
        char *encoding;
-       const char *msg = get_commit_buffer(commit);
+       const char *msg = get_commit_buffer(commit, NULL);
        char *out;
 
        if (!output_encoding || !*output_encoding) {
@@ -642,7 +641,7 @@ const char *logmsg_reencode(const struct commit *commit,
                 * the cached copy from get_commit_buffer, we need to duplicate it
                 * to avoid munging the cached copy.
                 */
-               if (msg == get_cached_commit_buffer(commit))
+               if (msg == get_cached_commit_buffer(commit, NULL))
                        out = xstrdup(msg);
                else
                        out = (char *)msg;
@@ -1249,6 +1248,8 @@ static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */
                        if (c->signature_check.key)
                                strbuf_addstr(sb, c->signature_check.key);
                        break;
+               default:
+                       return 0;
                }
                return 2;
        }
@@ -1488,13 +1489,18 @@ void format_commit_message(const struct commit *commit,
        context.commit = commit;
        context.pretty_ctx = pretty_ctx;
        context.wrap_start = sb->len;
+       /*
+        * convert a commit message to UTF-8 first
+        * as far as 'format_commit_item' assumes it in UTF-8
+        */
        context.message = logmsg_reencode(commit,
                                          &context.commit_encoding,
-                                         output_enc);
+                                         utf8);
 
        strbuf_expand(sb, format, format_commit_item, &context);
        rewrap_message_tail(sb, &context, 0, 0, 0);
 
+       /* then convert a commit message to an actual output encoding */
        if (output_enc) {
                if (same_encoding(utf8, output_enc))
                        output_enc = NULL;
@@ -1514,8 +1520,6 @@ void format_commit_message(const struct commit *commit,
 
        free(context.commit_encoding);
        unuse_commit_buffer(commit, context.message);
-       free(context.signature_check.gpg_output);
-       free(context.signature_check.signer);
 }
 
 static void pp_header(struct pretty_print_context *pp,