diff src/loadso/windows/SDL_sysloadso.c @ 5062:e8916fe9cfc8

Fixed bug #925 Changed "win32" to "windows"
author Sam Lantinga <slouken@libsdl.org>
date Thu, 20 Jan 2011 18:04:05 -0800
parents src/loadso/win32/SDL_sysloadso.c@f7b03b6838cb
children c2539ff054c8
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/loadso/windows/SDL_sysloadso.c	Thu Jan 20 18:04:05 2011 -0800
@@ -0,0 +1,145 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2010 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#ifdef SDL_LOADSO_WINDOWS
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+/* System dependent library loading routines                           */
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+
+#include "SDL_loadso.h"
+
+void *
+SDL_LoadObject(const char *sofile)
+{
+    void *handle = NULL;
+    const char *loaderror = "Unknown error";
+
+#if defined(_WIN32_WCE)
+    char errbuf[512];
+
+    wchar_t *errbuf_t = SDL_malloc(512 * sizeof(wchar_t));
+    wchar_t *sofile_t = SDL_malloc((MAX_PATH + 1) * sizeof(wchar_t));
+
+    MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, sofile, -1, sofile_t,
+                        MAX_PATH);
+    handle = (void *) LoadLibrary(sofile_t);
+
+    /* Generate an error message if all loads failed */
+    if (handle == NULL) {
+        FormatMessage((FORMAT_MESSAGE_IGNORE_INSERTS |
+                       FORMAT_MESSAGE_FROM_SYSTEM),
+                      NULL, GetLastError(),
+                      MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+                      errbuf_t, SDL_arraysize(errbuf), NULL);
+        WideCharToMultiByte(CP_ACP, 0, errbuf_t, -1, errbuf, 511, NULL, NULL);
+        loaderror = errbuf;
+    }
+
+    SDL_free(sofile_t);
+    SDL_free(errbuf_t);
+
+#else /*if defined(__WINDOWS__) */
+    char errbuf[512];
+
+    handle = (void *) LoadLibrary(sofile);
+
+    /* Generate an error message if all loads failed */
+    if (handle == NULL) {
+        FormatMessage((FORMAT_MESSAGE_IGNORE_INSERTS |
+                       FORMAT_MESSAGE_FROM_SYSTEM),
+                      NULL, GetLastError(),
+                      MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+                      errbuf, SDL_arraysize(errbuf), NULL);
+        loaderror = errbuf;
+    }
+#endif
+
+    if (handle == NULL) {
+        SDL_SetError("Failed loading %s: %s", sofile, loaderror);
+    }
+    return (handle);
+}
+
+void *
+SDL_LoadFunction(void *handle, const char *name)
+{
+    void *symbol = NULL;
+    const char *loaderror = "Unknown error";
+
+#if defined(_WIN32_WCE)
+    char errbuf[512];
+    int length = SDL_strlen(name);
+
+    wchar_t *name_t = SDL_malloc((length + 1) * sizeof(wchar_t));
+    wchar_t *errbuf_t = SDL_malloc(512 * sizeof(wchar_t));
+
+    MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, name, -1, name_t, length + 1);
+
+    symbol = (void *) GetProcAddress((HMODULE) handle, name_t);
+    if (symbol == NULL) {
+        FormatMessage((FORMAT_MESSAGE_IGNORE_INSERTS |
+                       FORMAT_MESSAGE_FROM_SYSTEM),
+                      NULL, GetLastError(),
+                      MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+                      errbuf_t, SDL_arraysize(errbuf), NULL);
+        WideCharToMultiByte(CP_ACP, 0, errbuf_t, -1, errbuf, 511, NULL, NULL);
+        loaderror = errbuf;
+    }
+
+    SDL_free(name_t);
+    SDL_free(errbuf_t);
+
+#else /*if defined(WIN32) */
+    char errbuf[512];
+
+    symbol = (void *) GetProcAddress((HMODULE) handle, name);
+    if (symbol == NULL) {
+        FormatMessage((FORMAT_MESSAGE_IGNORE_INSERTS |
+                       FORMAT_MESSAGE_FROM_SYSTEM),
+                      NULL, GetLastError(),
+                      MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+                      errbuf, SDL_arraysize(errbuf), NULL);
+        loaderror = errbuf;
+    }
+#endif
+
+    if (symbol == NULL) {
+        SDL_SetError("Failed loading %s: %s", name, loaderror);
+    }
+    return (symbol);
+}
+
+void
+SDL_UnloadObject(void *handle)
+{
+    if (handle != NULL) {
+        FreeLibrary((HMODULE) handle);
+    }
+}
+
+#endif /* SDL_LOADSO_WINDOWS */
+
+/* vi: set ts=4 sw=4 expandtab: */