53 lines · cpp
1// UNSUPPORTED: target={{.*-windows-gnu}}2// XFAIL: msvc3 4// This is a host program for DLL tests.5//6// Just make sure we can compile this.7// The actual compile&run sequence is to be done by the DLL tests.8// RUN: %clang_cl_asan -Od %s -Fe%t9 10#include <stdio.h>11#include <windows.h>12 13int main(int argc, char **argv) {14 if (argc != 2) {15 printf("Usage: %s [client].dll\n", argv[0]);16 return 101;17 }18 19 const char *dll_name = argv[1];20 21 HMODULE h = LoadLibrary(dll_name);22 if (!h) {23 DWORD err = GetLastError();24 printf("Could not load DLL: %s (code: %lu)!\n", dll_name, err);25 26 LPSTR buf;27 28 FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |29 FORMAT_MESSAGE_IGNORE_INSERTS,30 NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, 0,31 NULL);32 33 printf("Error: %s\n", buf);34 35 LocalFree(buf);36 37 return 102;38 }39 40 typedef int (*test_function)();41 test_function gf = (test_function)GetProcAddress(h, "test_function");42 if (!gf) {43 printf("Could not locate test_function in the DLL!\n");44 FreeLibrary(h);45 return 103;46 }47 48 int ret = gf();49 50 FreeLibrary(h);51 return ret;52}53