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-rw-r--r--commit.c35
1 files changed, 5 insertions, 30 deletions
diff --git a/commit.c b/commit.c
index 13af93363..85889f966 100644
--- a/commit.c
+++ b/commit.c
@@ -501,6 +501,7 @@ static void add_rfc2047(struct strbuf *sb, const char *line, int len,
return;
needquote:
+ strbuf_grow(sb, len * 3 + strlen(encoding) + 100);
strbuf_addf(sb, "=?%s?q?", encoding);
for (i = last = 0; i < len; i++) {
unsigned ch = line[i] & 0xFF;
@@ -520,14 +521,6 @@ needquote:
strbuf_addstr(sb, "?=");
}
-static unsigned long bound_rfc2047(unsigned long len, const char *encoding)
-{
- /* upper bound of q encoded string of length 'len' */
- unsigned long elen = strlen(encoding);
-
- return len * 3 + elen + 100;
-}
-
static void add_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb,
const char *line, enum date_mode dmode,
const char *encoding)
@@ -560,8 +553,7 @@ static void add_user_info(const char *what, enum cmit_fmt fmt, struct strbuf *sb
add_rfc2047(sb, line, display_name_length, encoding);
strbuf_add(sb, name_tail, namelen - display_name_length);
strbuf_addch(sb, '\n');
- }
- else {
+ } else {
strbuf_addf(sb, "%s: %.*s%.*s\n", what,
(fmt == CMIT_FMT_FULLER) ? 4 : 0,
filler, namelen, line);
@@ -955,19 +947,12 @@ static void pp_header(enum cmit_fmt fmt,
* FULLER shows both authors and dates.
*/
if (!memcmp(line, "author ", 7)) {
- unsigned long len = linelen;
- if (fmt == CMIT_FMT_EMAIL)
- len = bound_rfc2047(linelen, encoding);
- strbuf_grow(sb, len + 80);
+ strbuf_grow(sb, linelen + 80);
add_user_info("Author", fmt, sb, line + 7, dmode, encoding);
}
-
if (!memcmp(line, "committer ", 10) &&
(fmt == CMIT_FMT_FULL || fmt == CMIT_FMT_FULLER)) {
- unsigned long len = linelen;
- if (fmt == CMIT_FMT_EMAIL)
- len = bound_rfc2047(linelen, encoding);
- strbuf_grow(sb, len + 80);
+ strbuf_grow(sb, linelen + 80);
add_user_info("Commit", fmt, sb, line + 10, dmode, encoding);
}
}
@@ -982,7 +967,6 @@ static void pp_title_line(enum cmit_fmt fmt,
int plain_non_ascii)
{
struct strbuf title;
- unsigned long len;
strbuf_init(&title, 80);
@@ -1004,16 +988,7 @@ static void pp_title_line(enum cmit_fmt fmt,
strbuf_add(&title, line, linelen);
}
- /* Enough slop for the MIME header and rfc2047 */
- len = bound_rfc2047(title.len, encoding) + 1000;
- if (subject)
- len += strlen(subject);
- if (after_subject)
- len += strlen(after_subject);
- if (encoding)
- len += strlen(encoding);
-
- strbuf_grow(sb, title.len + len);
+ strbuf_grow(sb, title.len + 1024);
if (subject) {
strbuf_addstr(sb, subject);
add_rfc2047(sb, title.buf, title.len, encoding);