1/* Licensed to the Apache Software Foundation (ASF) under one or more 2 * contributor license agreements. See the NOTICE file distributed with 3 * this work for additional information regarding copyright ownership. 4 * The ASF licenses this file to You under the Apache License, Version 2.0 5 * (the "License"); you may not use this file except in compliance with 6 * the License. You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17/* Usage Notes: 18 * 19 * this module, and the misc/win32/utf8.c modules must be 20 * compiled APR_EXPORT_STATIC and linked to an application with 21 * the /entry:wmainCRTStartup flag (which this module kindly 22 * provides to the developer who links to libaprapp-1.lib). 23 * This module becomes the true wmain entry point, and passes 24 * utf-8 reformatted argv and env arrays to the application's 25 * main() function as if nothing happened. 26 * 27 * This module is only compatible with Unicode operating systems. 28 * Mixed (Win9x backwards compatible) binaries should refer instead 29 * to the apr_startup.c module. 30 * 31 * _dbg_malloc/realloc is used in place of the usual API, in order 32 * to convince the MSVCRT that it created these entities. If we 33 * do not create them as _CRT_BLOCK entities, the crt will fault 34 * on an assert. We are not worrying about the crt's locks here, 35 * since we are single threaded [so far]. 36 */ 37 38#include "apr_general.h" 39#include "ShellAPI.h" 40#include "wchar.h" 41#include "apr_arch_file_io.h" 42#include "assert.h" 43#include "apr_private.h" 44#include "apr_arch_misc.h" 45 46#pragma comment(linker,"/ENTRY:wmainCRTStartup") 47 48extern int main(int argc, const char **argv, const char **env); 49 50int wmain(int argc, const wchar_t **wargv, const wchar_t **wenv) 51{ 52 char **argv; 53 char **env; 54 int dupenv; 55 56 (void)apr_wastrtoastr(&argv, wargv, argc); 57 58 dupenv = apr_wastrtoastr(&env, wenv, -1); 59 60 _environ = apr_malloc_dbg((dupenv + 1) * sizeof (char *), 61 __FILE__, __LINE__ ); 62 memcpy(_environ, env, (dupenv + 1) * sizeof (char *)); 63 64 /* MSVCRT will attempt to maintain the wide environment calls 65 * on _putenv(), which is bogus if we've passed a non-ascii 66 * string to _putenv(), since they use MultiByteToWideChar 67 * and breaking the implicit utf-8 assumption we've built. 68 * 69 * Reset _wenviron for good measure. 70 */ 71 if (_wenviron) { 72 wenv = _wenviron; 73 _wenviron = NULL; 74 free((wchar_t **)wenv); 75 } 76 77 apr_app_init_complete = 1; 78 79 return main(argc, argv, env); 80} 81