lock_file(): exit early if lockfile cannot be opened

diff --git a/pretty.c b/pretty.c
index 31fc76b2fde8297298a7d9ffd38ea7f00eede2fa..5fd9de6ce11da25b8ddf8ece9f718023394624e6 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -70,7 +70,9 @@ static int git_pretty_formats_config(const char *var, const char *value, void *c
 
        commit_format->name = xstrdup(name);
        commit_format->format = CMIT_FMT_USERFORMAT;
-       git_config_string(&fmt, var, value);
+       if (git_config_string(&fmt, var, value))
+               return -1;
+
        if (starts_with(fmt, "format:") || starts_with(fmt, "tformat:")) {
                commit_format->is_tformat = fmt[0] == 't';
                fmt = strchr(fmt, ':') + 1;
@@ -552,31 +554,11 @@ static void add_merge_info(const struct pretty_print_context *pp,
        strbuf_addch(sb, '\n');
 }
 
-static char *get_header(const struct commit *commit, const char *msg,
-                       const char *key)
+static char *get_header(const char *msg, const char *key)
 {
-       int key_len = strlen(key);
-       const char *line = msg;
-
-       while (line) {
-               const char *eol = strchrnul(line, '\n'), *next;
-
-               if (line == eol)
-                       return NULL;
-               if (!*eol) {
-                       warning("malformed commit (header is missing newline): %s",
-                               sha1_to_hex(commit->object.sha1));
-                       next = NULL;
-               } else
-                       next = eol + 1;
-               if (eol - line > key_len &&
-                   !strncmp(line, key, key_len) &&
-                   line[key_len] == ' ') {
-                       return xmemdupz(line + key_len + 1, eol - line - key_len - 1);
-               }
-               line = next;
-       }
-       return NULL;
+       size_t len;
+       const char *v = find_commit_header(msg, key, &len);
+       return v ? xmemdupz(v, len) : NULL;
 }
 
 static char *replace_encoding_header(char *buf, const char *encoding)
@@ -622,11 +604,10 @@ const char *logmsg_reencode(const struct commit *commit,
 
        if (!output_encoding || !*output_encoding) {
                if (commit_encoding)
-                       *commit_encoding =
-                               get_header(commit, msg, "encoding");
+                       *commit_encoding = get_header(msg, "encoding");
                return msg;
        }
-       encoding = get_header(commit, msg, "encoding");
+       encoding = get_header(msg, "encoding");
        if (commit_encoding)
                *commit_encoding = encoding;
        use_encoding = encoding ? encoding : utf8;
@@ -736,9 +717,12 @@ static size_t format_person_part(struct strbuf *sb, char part,
        case 'r':       /* date, relative */
                strbuf_addstr(sb, show_ident_date(&s, DATE_RELATIVE));
                return placeholder_len;
-       case 'i':       /* date, ISO 8601 */
+       case 'i':       /* date, ISO 8601-like */
                strbuf_addstr(sb, show_ident_date(&s, DATE_ISO8601));
                return placeholder_len;
+       case 'I':       /* date, ISO 8601 strict */
+               strbuf_addstr(sb, show_ident_date(&s, DATE_ISO8601_STRICT));
+               return placeholder_len;
        }
 
 skip:
@@ -1195,6 +1179,10 @@ static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */
                load_ref_decorations(DECORATE_SHORT_REFS);
                format_decorations(sb, commit, c->auto_color);
                return 1;
+       case 'D':
+               load_ref_decorations(DECORATE_SHORT_REFS);
+               format_decorations_extended(sb, commit, c->auto_color, "", ", ", "");
+               return 1;
        case 'g':               /* reflog info */
                switch(placeholder[1]) {
                case 'd':       /* reflog selector */
@@ -1393,9 +1381,7 @@ static size_t format_and_pad_commit(struct strbuf *sb, /* in UTF-8 */
                 * convert it back to chars
                 */
                padding = padding - len + local_sb.len;
-               strbuf_grow(sb, padding);
-               strbuf_setlen(sb, sb_len + padding);
-               memset(sb->buf + sb_len, ' ', sb->len - sb_len);
+               strbuf_addchars(sb, ' ', padding);
                memcpy(sb->buf + sb_len + offset, local_sb.buf,
                       local_sb.len);
        }
@@ -1670,10 +1656,8 @@ void pp_remainder(struct pretty_print_context *pp,
                first = 0;
 
                strbuf_grow(sb, linelen + indent + 20);
-               if (indent) {
-                       memset(sb->buf + sb->len, ' ', indent);
-                       strbuf_setlen(sb, sb->len + indent);
-               }
+               if (indent)
+                       strbuf_addchars(sb, ' ', indent);
                strbuf_add(sb, line, linelen);
                strbuf_addch(sb, '\n');
        }