49d1a4c562
also start prefering NtDll API. so far: * NtQueryInformationFile * NtClose adds a performance workaround for windows unicode conversion. but that should probably be removed before merging
55 lines
1.0 KiB
C
55 lines
1.0 KiB
C
#include <windows.h>
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#include <malloc.h>
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#include <errno.h>
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#include <msvcrt.h>
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#include <io.h>
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static errno_t __cdecl _int_mktemp_s (char *, size_t);
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static errno_t __cdecl _stub (char *, size_t);
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errno_t __cdecl (*__MINGW_IMP_SYMBOL(_mktemp_s))(char *, size_t) =
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_stub;
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static errno_t __cdecl
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_stub (char *d, size_t dn)
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{
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errno_t __cdecl (*f)(char *, size_t) = __MINGW_IMP_SYMBOL(_mktemp_s);
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if (f == _stub)
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{
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f = (errno_t __cdecl (*)(char *, size_t))
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GetProcAddress (__mingw_get_msvcrt_handle (), "_mktemp_s");
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if (!f)
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f = _int_mktemp_s;
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__MINGW_IMP_SYMBOL(_mktemp_s) = f;
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}
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return (*f)(d, dn);
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}
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errno_t __cdecl
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_mktemp_s (char *d, size_t dn)
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{
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return _stub (d, dn);
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}
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static errno_t __cdecl
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_int_mktemp_s (char *d, size_t dn)
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{
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size_t sz;
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if (!d || !dn)
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{
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_mktemp (NULL);
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return EINVAL;
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}
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sz = strnlen (d, dn);
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if (sz >= dn || sz < 6)
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{
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d[0] = 0;
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_mktemp (NULL);
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return EINVAL;
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}
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if (_mktemp (d) != NULL)
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return 0;
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return errno;
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}
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