79 lines
1.8 KiB
C++
79 lines
1.8 KiB
C++
#ifndef WIN32
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# error This test is specific to Windows/cygwin/mingw. Turn back now!
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#endif
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#include <windows.h>
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#include <stdio.h>
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#define MAIN_DLL_EXPORT
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#include "main.h"
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MAINAPI const char *version_string = "uselib-test6-1.0";
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MAINAPI int register_module (const char *name)
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{
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printf ("register_module was called by module '%s'\n", name);
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return 0;
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}
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void print_last_error (char *fmtstring)
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{
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LPVOID lpMsgBuf;
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FormatMessage(
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FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,
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GetLastError(),
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
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(LPTSTR) &lpMsgBuf,
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0,
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NULL
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);
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printf (fmtstring, (char*)lpMsgBuf);
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LocalFree (lpMsgBuf);
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}
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int load_module (const char *fmt, const char *name)
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{
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char buf[512];
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sprintf (buf, fmt, name);
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printf ("loading module from %s\n", buf);
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HMODULE handle = LoadLibrary(buf);
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printf ("handle is 0x%p\n", handle);
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if (!handle) {
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print_last_error ("LoadLibrary failed: %s\n");
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return -1;
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}
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modload_func func = (modload_func) GetProcAddress (handle, "module_init");
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printf ("module_init function is at 0x%p\n", func);
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if (func != NULL) {
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printf ("Calling module_init\n");
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(*func)();
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} else {
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print_last_error ("GetProcAddress failed: %s\n");
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return -1;
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}
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return 0;
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}
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int main (int argc, char **argv)
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{
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printf ("start\n");
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printf ("loading module1\n");
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// try to load module1
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if (load_module ("%s.dll", "module1") < 0) {
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printf ("load module1 failed\n");
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}
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if (load_module ("%s.dll", "module2") < 0) {
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printf ("load module2 failed\n");
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}
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for (int arg=1; arg < argc; arg++) {
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if (load_module ("%s.dll", argv[arg]) < 0) {
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printf ("load %s failed\n", argv[arg]);
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}
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}
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printf ("stop\n");
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return 0;
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}
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