Make read_patch_file work on a strbuf.

So that we don't need to use strbuf_detach.

Signed-off-by: Pierre Habouzit <madcoder@debian.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Pierre Habouzit 2007-09-27 13:33:19 +02:00 committed by Junio C Hamano
parent 387e7e19d7
commit 9a76adebd6

View file

@ -178,12 +178,9 @@ static void say_patch_name(FILE *output, const char *pre, struct patch *patch, c
#define CHUNKSIZE (8192)
#define SLOP (16)
static void *read_patch_file(int fd, size_t *sizep)
static void read_patch_file(struct strbuf *sb, int fd)
{
struct strbuf buf;
strbuf_init(&buf, 0);
if (strbuf_read(&buf, fd, 0) < 0)
if (strbuf_read(sb, fd, 0) < 0)
die("git-apply: read returned %s", strerror(errno));
/*
@ -191,9 +188,8 @@ static void *read_patch_file(int fd, size_t *sizep)
* so that we can do speculative "memcmp" etc, and
* see to it that it is NUL-filled.
*/
strbuf_grow(&buf, SLOP);
memset(buf.buf + buf.len, 0, SLOP);
return strbuf_detach(&buf, sizep);
strbuf_grow(sb, SLOP);
memset(sb->buf + sb->len, 0, SLOP);
}
static unsigned long linelen(const char *buffer, unsigned long size)
@ -2633,22 +2629,22 @@ static void prefix_patches(struct patch *p)
static int apply_patch(int fd, const char *filename, int inaccurate_eof)
{
unsigned long offset, size;
char *buffer = read_patch_file(fd, &size);
size_t offset;
struct strbuf buf;
struct patch *list = NULL, **listp = &list;
int skipped_patch = 0;
strbuf_init(&buf, 0);
patch_input_file = filename;
if (!buffer)
return -1;
read_patch_file(&buf, fd);
offset = 0;
while (size > 0) {
while (offset < buf.len) {
struct patch *patch;
int nr;
patch = xcalloc(1, sizeof(*patch));
patch->inaccurate_eof = inaccurate_eof;
nr = parse_chunk(buffer + offset, size, patch);
nr = parse_chunk(buf.buf + offset, buf.len, patch);
if (nr < 0)
break;
if (apply_in_reverse)
@ -2666,7 +2662,6 @@ static int apply_patch(int fd, const char *filename, int inaccurate_eof)
skipped_patch++;
}
offset += nr;
size -= nr;
}
if (whitespace_error && (new_whitespace == error_on_whitespace))
@ -2701,7 +2696,7 @@ static int apply_patch(int fd, const char *filename, int inaccurate_eof)
if (summary)
summary_patch_list(list);
free(buffer);
strbuf_release(&buf);
return 0;
}