projects
/
musl
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
eliminate mk*temp dependency on snprintf
[musl]
/
src
/
temp
/
mktemp.c
diff --git
a/src/temp/mktemp.c
b/src/temp/mktemp.c
index
654a279
..
b04f5de
100644
(file)
--- a/
src/temp/mktemp.c
+++ b/
src/temp/mktemp.c
@@
-11,9
+11,9
@@
char *__mktemp(char *template)
{
struct timespec ts;
char *__mktemp(char *template)
{
struct timespec ts;
- size_t l = strlen(template);
+ size_t
i,
l = strlen(template);
int retries = 10000;
int retries = 10000;
- unsigned long r;
+ unsigned long r
, t
;
if (l < 6 || strcmp(template+l-6, "XXXXXX")) {
errno = EINVAL;
if (l < 6 || strcmp(template+l-6, "XXXXXX")) {
errno = EINVAL;
@@
-23,7
+23,8
@@
char *__mktemp(char *template)
clock_gettime(CLOCK_REALTIME, &ts);
r = ts.tv_nsec + (uintptr_t)&ts / 16 + (uintptr_t)template;
while (retries--) {
clock_gettime(CLOCK_REALTIME, &ts);
r = ts.tv_nsec + (uintptr_t)&ts / 16 + (uintptr_t)template;
while (retries--) {
- snprintf(template+l-6, 7, "%06lX", r & 0xffffff);
+ for (t=r, i=1; i<=6; i++, t>>=4)
+ template[l-i] = 'A'+(t&15);
if (access(template, F_OK) < 0) return template;
r = r * 1103515245 + 12345;
}
if (access(template, F_OK) < 0) return template;
r = r * 1103515245 + 12345;
}