zig/lib/libc/mingw/secapi/_mktemp_s.c

55 lines
1.0 KiB
C

#include <windows.h>
#include <malloc.h>
#include <errno.h>
#include <msvcrt.h>
#include <io.h>
static errno_t __cdecl _int_mktemp_s (char *, size_t);
static errno_t __cdecl _stub (char *, size_t);
errno_t __cdecl (*__MINGW_IMP_SYMBOL(_mktemp_s))(char *, size_t) =
_stub;
static errno_t __cdecl
_stub (char *d, size_t dn)
{
errno_t __cdecl (*f)(char *, size_t) = __MINGW_IMP_SYMBOL(_mktemp_s);
if (f == _stub)
{
f = (errno_t __cdecl (*)(char *, size_t))
GetProcAddress (__mingw_get_msvcrt_handle (), "_mktemp_s");
if (!f)
f = _int_mktemp_s;
__MINGW_IMP_SYMBOL(_mktemp_s) = f;
}
return (*f)(d, dn);
}
errno_t __cdecl
_mktemp_s (char *d, size_t dn)
{
return _stub (d, dn);
}
static errno_t __cdecl
_int_mktemp_s (char *d, size_t dn)
{
size_t sz;
if (!d || !dn)
{
_mktemp (NULL);
return EINVAL;
}
sz = strnlen (d, dn);
if (sz >= dn || sz < 6)
{
d[0] = 0;
_mktemp (NULL);
return EINVAL;
}
if (_mktemp (d) != NULL)
return 0;
return errno;
}