30 lines
557 B
C
30 lines
557 B
C
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#include <windows.h>
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#include <stdbool.h>
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wchar_t *module_file_name(HMODULE module)
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{
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size_t buf_len;
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DWORD len;
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wchar_t *buf;
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buf_len = MAX_PATH;
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buf = malloc(buf_len * sizeof(*buf));
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while (true) {
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len = GetModuleFileNameW(module, buf, buf_len);
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if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) {
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buf_len = len;
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buf = realloc(buf, buf_len * sizeof(*buf));
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break;
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}
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buf_len *= 2;
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buf = realloc(buf, buf_len * sizeof(*buf));
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}
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return buf;
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}
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