Merge branch 'jh/checkout-auto-tracking' into maint

diff --git a/pretty.c b/pretty.c
index ba3148181eff960ff6de68cafffe77e37719fd1d..9e431545d8e6c14401faea5e76296974ca1d6649 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -410,10 +410,7 @@ void pp_user_info(const struct pretty_print_context *pp,
                  const char *what, struct strbuf *sb,
                  const char *line, const char *encoding)
 {
-       struct strbuf name;
-       struct strbuf mail;
        struct ident_split ident;
-       int linelen;
        char *line_end;
        const char *mailbuf, *namebuf;
        size_t namelen, maillen;
@@ -422,18 +419,10 @@ void pp_user_info(const struct pretty_print_context *pp,
        if (pp->fmt == CMIT_FMT_ONELINE)
                return;
 
-       line_end = strchr(line, '\n');
-       if (!line_end) {
-               line_end = strchr(line, '\0');
-               if (!line_end)
-                       return;
-       }
-
-       linelen = ++line_end - line;
-       if (split_ident_line(&ident, line, linelen))
+       line_end = strchrnul(line, '\n');
+       if (split_ident_line(&ident, line, line_end - line))
                return;
 
-
        mailbuf = ident.mail_begin;
        maillen = ident.mail_end - ident.mail_begin;
        namebuf = ident.name_begin;
@@ -442,43 +431,33 @@ void pp_user_info(const struct pretty_print_context *pp,
        if (pp->mailmap)
                map_user(pp->mailmap, &mailbuf, &maillen, &namebuf, &namelen);
 
-       strbuf_init(&mail, 0);
-       strbuf_init(&name, 0);
-
-       strbuf_add(&mail, mailbuf, maillen);
-       strbuf_add(&name, namebuf, namelen);
-
-       namelen = name.len + mail.len + 3; /* ' ' + '<' + '>' */
-
        if (pp->fmt == CMIT_FMT_EMAIL) {
                strbuf_addstr(sb, "From: ");
-               if (needs_rfc2047_encoding(name.buf, name.len, RFC2047_ADDRESS)) {
-                       add_rfc2047(sb, name.buf, name.len,
+               if (needs_rfc2047_encoding(namebuf, namelen, RFC2047_ADDRESS)) {
+                       add_rfc2047(sb, namebuf, namelen,
                                    encoding, RFC2047_ADDRESS);
                        max_length = 76; /* per rfc2047 */
-               } else if (needs_rfc822_quoting(name.buf, name.len)) {
+               } else if (needs_rfc822_quoting(namebuf, namelen)) {
                        struct strbuf quoted = STRBUF_INIT;
-                       add_rfc822_quoted(&quoted, name.buf, name.len);
+                       add_rfc822_quoted(&quoted, namebuf, namelen);
                        strbuf_add_wrapped_bytes(sb, quoted.buf, quoted.len,
                                                        -6, 1, max_length);
                        strbuf_release(&quoted);
                } else {
-                       strbuf_add_wrapped_bytes(sb, name.buf, name.len,
+                       strbuf_add_wrapped_bytes(sb, namebuf, namelen,
                                                 -6, 1, max_length);
                }
-               if (namelen - name.len + last_line_length(sb) > max_length)
-                       strbuf_addch(sb, '\n');
 
-               strbuf_addf(sb, " <%s>\n", mail.buf);
+               if (max_length <
+                   last_line_length(sb) + strlen(" <") + maillen + strlen(">"))
+                       strbuf_addch(sb, '\n');
+               strbuf_addf(sb, " <%.*s>\n", (int)maillen, mailbuf);
        } else {
-               strbuf_addf(sb, "%s: %.*s%s <%s>\n", what,
-                             (pp->fmt == CMIT_FMT_FULLER) ? 4 : 0,
-                             "    ", name.buf, mail.buf);
+               strbuf_addf(sb, "%s: %.*s%.*s <%.*s>\n", what,
+                           (pp->fmt == CMIT_FMT_FULLER) ? 4 : 0, "    ",
+                           (int)namelen, namebuf, (int)maillen, mailbuf);
        }
 
-       strbuf_release(&mail);
-       strbuf_release(&name);
-
        switch (pp->fmt) {
        case CMIT_FMT_MEDIUM:
                strbuf_addf(sb, "Date:   %s\n",