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Merge branch 'rs/pp-user-info-without-extra-allocation'

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* rs/pp-user-info-without-extra-allocation:
  pretty: remove intermediate strbufs from pp_user_info()
  pretty: simplify output line length calculation in pp_user_info()
  pretty: simplify input line length calculation in pp_user_info()
This commit is contained in:
Junio C Hamano 2013-05-01 15:24:08 -07:00
commit d9291ecf4f
1 changed files with 14 additions and 35 deletions
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49
pretty.c
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@ -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)
if (max_length <
last_line_length(sb) + strlen(" <") + maillen + strlen(">"))
strbuf_addch(sb, '\n');
strbuf_addf(sb, " <%s>\n", mail.buf);
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",