blob: 19ef16dc9c29e941ea6dbb867e5e3f4b252fa965 [file] [log] [blame]
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
char* __randname(char*);
char* mkdtemp(char* template) {
size_t l = strlen(template);
int retries = 100;
if (l < 6 || memcmp(template + l - 6, "XXXXXX", 6)) {
errno = EINVAL;
return 0;
}
do {
__randname(template + l - 6);
if (!mkdir(template, 0700))
return template;
} while (--retries && errno == EEXIST);
memcpy(template + l - 6, "XXXXXX", 6);
return 0;
}