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Windows - Update LoadLibrary Error Message to include Error Code #1026

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Merged
larskanis merged 1 commit into from
Apr 20, 2023
Merged

Windows - Update LoadLibrary Error Message to include Error Code #1026

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12 changes: 10 additions & 2 deletions ext/ffi_c/DynamicLibrary.c
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Original file line number Diff line number Diff line change
Expand Up @@ -225,8 +225,16 @@ dl_open(const char* name, int flags)
static void
dl_error(char* buf, int size)
{
FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(),
0, buf, size, NULL);
// Get the last error code
DWORD error = GetLastError();

// Get the associated message
LPSTR message = NULL;
FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER,
NULL, error, 0, (LPSTR)&message, 0, NULL);

// Update the passed in buffer
snprintf(buf, size, "Failed with error %d: %s", error, message);
}
#endif

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