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#define _BSD_SOURCE
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include "libc.h"
char *__randname(char *);
int __mkostemps(char *template, int len, int flags)
{
size_t l = strlen(template);
if (l<6 || len>l-6 || memcmp(template+l-len-6, "XXXXXX", 6)) {
errno = EINVAL;
return -1;
}
int fd, retries = 100;
while (retries--) {
__randname(template+l-len-6);
if ((fd = open(template, flags | O_RDWR | O_CREAT | O_EXCL, 0600))>=0)
return fd;
if (errno != EEXIST) return -1;
}
return -1;
}
weak_alias(__mkostemps, mkostemps);
weak_alias(__mkostemps, mkostemps64);
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