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-rw-r--r--src/temp/mktemp.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/temp/mktemp.c b/src/temp/mktemp.c
index 654a2794..b04f5dee 100644
--- a/src/temp/mktemp.c
+++ b/src/temp/mktemp.c
@@ -11,9 +11,9 @@
char *__mktemp(char *template)
{
struct timespec ts;
- size_t l = strlen(template);
+ size_t i, l = strlen(template);
int retries = 10000;
- unsigned long r;
+ unsigned long r, t;
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--) {
- 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;
}