convert logmsg_reencode to get_commit_buffer
[git/git.git] / pretty.c
index 85b0bb3..915bd1e 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -613,22 +613,9 @@ const char *logmsg_reencode(const struct commit *commit,
        static const char *utf8 = "UTF-8";
        const char *use_encoding;
        char *encoding;
-       char *msg = commit->buffer;
+       const char *msg = get_commit_buffer(commit);
        char *out;
 
-       if (!msg) {
-               enum object_type type;
-               unsigned long size;
-
-               msg = read_sha1_file(commit->object.sha1, &type, &size);
-               if (!msg)
-                       die("Cannot read commit object %s",
-                           sha1_to_hex(commit->object.sha1));
-               if (type != OBJ_COMMIT)
-                       die("Expected commit for '%s', got %s",
-                           sha1_to_hex(commit->object.sha1), typename(type));
-       }
-
        if (!output_encoding || !*output_encoding) {
                if (commit_encoding)
                        *commit_encoding =
@@ -652,12 +639,13 @@ const char *logmsg_reencode(const struct commit *commit,
                 * Otherwise, we still want to munge the encoding header in the
                 * result, which will be done by modifying the buffer. If we
                 * are using a fresh copy, we can reuse it. But if we are using
-                * the cached copy from commit->buffer, we need to duplicate it
-                * to avoid munging commit->buffer.
+                * the cached copy from get_commit_buffer, we need to duplicate it
+                * to avoid munging the cached copy.
                 */
-               out = msg;
-               if (out == commit->buffer)
-                       out = xstrdup(out);
+               if (msg == get_cached_commit_buffer(commit))
+                       out = xstrdup(msg);
+               else
+                       out = (char *)msg;
        }
        else {
                /*
@@ -667,8 +655,8 @@ const char *logmsg_reencode(const struct commit *commit,
                 * copy, we can free it.
                 */
                out = reencode_string(msg, output_encoding, use_encoding);
-               if (out && msg != commit->buffer)
-                       free(msg);
+               if (out)
+                       unuse_commit_buffer(commit, msg);
        }
 
        /*
@@ -687,12 +675,6 @@ const char *logmsg_reencode(const struct commit *commit,
        return out ? out : msg;
 }
 
-void logmsg_free(const char *msg, const struct commit *commit)
-{
-       if (msg != commit->buffer)
-               free((void *)msg);
-}
-
 static int mailmap_name(const char **email, size_t *email_len,
                        const char **name, size_t *name_len)
 {
@@ -1531,7 +1513,7 @@ void format_commit_message(const struct commit *commit,
        }
 
        free(context.commit_encoding);
-       logmsg_free(context.message, commit);
+       unuse_commit_buffer(commit, context.message);
        free(context.signature_check.gpg_output);
        free(context.signature_check.signer);
 }
@@ -1767,7 +1749,7 @@ void pretty_print_commit(struct pretty_print_context *pp,
        if (pp->fmt == CMIT_FMT_EMAIL && sb->len <= beginning_of_body)
                strbuf_addch(sb, '\n');
 
-       logmsg_free(reencoded, commit);
+       unuse_commit_buffer(commit, reencoded);
 }
 
 void pp_commit_easy(enum cmit_fmt fmt, const struct commit *commit,