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-rw-r--r--diffcore-order.c34
1 files changed, 14 insertions, 20 deletions
diff --git a/diffcore-order.c b/diffcore-order.c
index 23e93852d..fe7f1f464 100644
--- a/diffcore-order.c
+++ b/diffcore-order.c
@@ -10,28 +10,21 @@ static int order_cnt;
static void prepare_order(const char *orderfile)
{
- int fd, cnt, pass;
+ int cnt, pass;
+ struct strbuf sb = STRBUF_INIT;
void *map;
char *cp, *endp;
- struct stat st;
- size_t sz;
+ ssize_t sz;
if (order)
return;
- fd = open(orderfile, O_RDONLY);
- if (fd < 0)
- return;
- if (fstat(fd, &st)) {
- close(fd);
- return;
- }
- sz = xsize_t(st.st_size);
- map = mmap(NULL, sz, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0);
- close(fd);
- if (map == MAP_FAILED)
- return;
+ sz = strbuf_read_file(&sb, orderfile, 0);
+ if (sz < 0)
+ die_errno(_("failed to read orderfile '%s'"), orderfile);
+ map = strbuf_detach(&sb, NULL);
endp = (char *) map + sz;
+
for (pass = 0; pass < 2; pass++) {
cnt = 0;
cp = map;
@@ -73,15 +66,16 @@ struct pair_order {
static int match_order(const char *path)
{
int i;
- char p[PATH_MAX];
+ static struct strbuf p = STRBUF_INIT;
for (i = 0; i < order_cnt; i++) {
- strcpy(p, path);
- while (p[0]) {
+ strbuf_reset(&p);
+ strbuf_addstr(&p, path);
+ while (p.buf[0]) {
char *cp;
- if (!fnmatch(order[i], p, 0))
+ if (!fnmatch(order[i], p.buf, 0))
return i;
- cp = strrchr(p, '/');
+ cp = strrchr(p.buf, '/');
if (!cp)
break;
*cp = 0;