Documentation: fix typos and spelling in replace documentation

diff --git a/builtin-commit.c b/builtin-commit.c
index 200ffdaad4226ae2021c86ae4b7a2f8ccefb3600..d525b894ec1211476707acb06bdebe25d5828dbb 100644 (file)
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -414,6 +414,47 @@ static void determine_author_info(void)
        author_date = date;
 }
 
+static int ends_rfc2822_footer(struct strbuf *sb)
+{
+       int ch;
+       int hit = 0;
+       int i, j, k;
+       int len = sb->len;
+       int first = 1;
+       const char *buf = sb->buf;
+
+       for (i = len - 1; i > 0; i--) {
+               if (hit && buf[i] == '\n')
+                       break;
+               hit = (buf[i] == '\n');
+       }
+
+       while (i < len - 1 && buf[i] == '\n')
+               i++;
+
+       for (; i < len; i = k) {
+               for (k = i; k < len && buf[k] != '\n'; k++)
+                       ; /* do nothing */
+               k++;
+
+               if ((buf[k] == ' ' || buf[k] == '\t') && !first)
+                       continue;
+
+               first = 0;
+
+               for (j = 0; i + j < len; j++) {
+                       ch = buf[i + j];
+                       if (ch == ':')
+                               break;
+                       if (isalnum(ch) ||
+                           (ch == '-'))
+                               continue;
+                       return 0;
+               }
+       }
+       return 1;
+}
+
 static int prepare_to_commit(const char *index_file, const char *prefix,
                             struct wt_status *s)
 {
@@ -489,7 +530,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                for (i = sb.len - 1; i > 0 && sb.buf[i - 1] != '\n'; i--)
                        ; /* do nothing */
                if (prefixcmp(sb.buf + i, sob.buf)) {
-                       if (prefixcmp(sb.buf + i, sign_off_header))
+                       if (!i || !ends_rfc2822_footer(&sb))
                                strbuf_addch(&sb, '\n');
                        strbuf_addbuf(&sb, &sob);
                }
@@ -684,8 +725,10 @@ static const char *find_author_by_nickname(const char *name)
        prepare_revision_walk(&revs);
        commit = get_revision(&revs);
        if (commit) {
+               struct pretty_print_context ctx = {0};
+               ctx.date_mode = DATE_NORMAL;
                strbuf_release(&buf);
-               format_commit_message(commit, "%an <%ae>", &buf, DATE_NORMAL);
+               format_commit_message(commit, "%an <%ae>", &buf, &ctx);
                return strbuf_detach(&buf, NULL);
        }
        die("No existing author found with '%s'", name);
@@ -942,8 +985,10 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
                initial_commit ? " (root-commit)" : "");
 
        if (!log_tree_commit(&rev, commit)) {
+               struct pretty_print_context ctx = {0};
                struct strbuf buf = STRBUF_INIT;
-               format_commit_message(commit, format + 7, &buf, DATE_NORMAL);
+               ctx.date_mode = DATE_NORMAL;
+               format_commit_message(commit, format + 7, &buf, &ctx);
                printf("%s\n", buf.buf);
                strbuf_release(&buf);
        }