1 /* 2 * Copyright (c) 1995, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 27 /* 28 * This file contains the main entry point into the launcher code 29 * this is the only file which will be repeatedly compiled by other 30 * tools. The rest of the files will be linked in. 31 */ 32 33 #include "defines.h" 34 #include "jli_util.h" 35 36 #ifdef _MSC_VER 37 #if _MSC_VER > 1400 && _MSC_VER < 1600 38 39 /* 40 * When building for Microsoft Windows, main has a dependency on msvcr??.dll. 41 * 42 * When using Visual Studio 2005 or 2008, that must be recorded in 43 * the [java,javaw].exe.manifest file. 44 * 45 * As of VS2010 (ver=1600), the runtimes again no longer need manifests. 46 * 47 * Reference: 48 * C:/Program Files/Microsoft SDKs/Windows/v6.1/include/crtdefs.h 49 */ 50 #include <crtassem.h> 51 #ifdef _M_IX86 52 53 #pragma comment(linker,"/manifestdependency:\"type='win32' " \ 54 "name='" __LIBRARIES_ASSEMBLY_NAME_PREFIX ".CRT' " \ 55 "version='" _CRT_ASSEMBLY_VERSION "' " \ 56 "processorArchitecture='x86' " \ 57 "publicKeyToken='" _VC_ASSEMBLY_PUBLICKEYTOKEN "'\"") 58 59 #endif /* _M_IX86 */ 60 61 //This may not be necessary yet for the Windows 64-bit build, but it 62 //will be when that build environment is updated. Need to test to see 63 //if it is harmless: 64 #ifdef _M_AMD64 65 66 #pragma comment(linker,"/manifestdependency:\"type='win32' " \ 67 "name='" __LIBRARIES_ASSEMBLY_NAME_PREFIX ".CRT' " \ 68 "version='" _CRT_ASSEMBLY_VERSION "' " \ 69 "processorArchitecture='amd64' " \ 70 "publicKeyToken='" _VC_ASSEMBLY_PUBLICKEYTOKEN "'\"") 71 72 #endif /* _M_AMD64 */ 73 #endif /* _MSC_VER > 1400 && _MSC_VER < 1600 */ 74 #endif /* _MSC_VER */ 75 76 /* 77 * Entry point. 78 */ 79 #ifdef JAVAW 80 81 char **__initenv; 82 83 int WINAPI 84 WinMain(HINSTANCE inst, HINSTANCE previnst, LPSTR cmdline, int cmdshow) 85 { 86 int margc; 87 char** margv; 88 int jargc; 89 char** jargv; 90 const jboolean const_javaw = JNI_TRUE; 91 92 __initenv = _environ; 93 94 #else /* JAVAW */ 95 int 96 main(int argc, char **argv) 97 { 98 int margc; 99 char** margv; 100 int jargc; 101 char** jargv; 102 const jboolean const_javaw = JNI_FALSE; 103 #endif /* JAVAW */ 104 { 105 int i, main_jargc, extra_jargc; 106 JLI_List list; 107 108 main_jargc = (sizeof(const_jargs) / sizeof(char *)) > 1 109 ? sizeof(const_jargs) / sizeof(char *) 110 : 0; // ignore the null terminator index 111 112 extra_jargc = (sizeof(const_extra_jargs) / sizeof(char *)) > 1 113 ? sizeof(const_extra_jargs) / sizeof(char *) 114 : 0; // ignore the null terminator index 115 116 if (main_jargc > 0 && extra_jargc > 0) { // combine extra java args 117 jargc = main_jargc + extra_jargc; 118 list = JLI_List_new(jargc + 1); 119 120 for (i = 0 ; i < extra_jargc; i++) { 121 JLI_List_add(list, JLI_StringDup(const_extra_jargs[i])); 122 } 123 124 for (i = 0 ; i < main_jargc ; i++) { 125 JLI_List_add(list, JLI_StringDup(const_jargs[i])); 126 } 127 128 // terminate the list 129 JLI_List_add(list, NULL); 130 jargv = list->elements; 131 } else if (extra_jargc > 0) { // should never happen 132 fprintf(stderr, "EXTRA_JAVA_ARGS defined without JAVA_ARGS"); 133 abort(); 134 } else { // no extra args, business as usual 135 jargc = main_jargc; 136 jargv = (char **) const_jargs; 137 } 138 } 139 140 JLI_InitArgProcessing(jargc > 0, const_disable_argfile); 141 142 #ifdef _WIN32 143 { 144 int i = 0; 145 if (getenv(JLDEBUG_ENV_ENTRY) != NULL) { 146 printf("Windows original main args:\n"); 147 for (i = 0 ; i < __argc ; i++) { 148 printf("wwwd_args[%d] = %s\n", i, __argv[i]); 149 } 150 } 151 } 152 JLI_CmdToArgs(GetCommandLine()); 153 margc = JLI_GetStdArgc(); 154 // add one more to mark the end 155 margv = (char **)JLI_MemAlloc((margc + 1) * (sizeof(char *))); 156 { 157 int i = 0; 158 StdArg *stdargs = JLI_GetStdArgs(); 159 for (i = 0 ; i < margc ; i++) { 160 margv[i] = stdargs[i].arg; 161 } 162 margv[i] = NULL; 163 } 164 #else /* *NIXES */ 165 { 166 // accommodate the NULL at the end 167 JLI_List args = JLI_List_new(argc + 1); 168 int i = 0; 169 170 // Add first arg, which is the app name 171 JLI_List_add(args, JLI_StringDup(argv[0])); 172 // Append JDK_JAVA_OPTIONS 173 if (JLI_AddArgsFromEnvVar(args, JDK_JAVA_OPTIONS)) { 174 // JLI_SetTraceLauncher is not called yet 175 // Show _JAVA_OPTIONS content along with JDK_JAVA_OPTIONS to aid diagnosis 176 if (getenv(JLDEBUG_ENV_ENTRY)) { 177 char *tmp = getenv("_JAVA_OPTIONS"); 178 if (NULL != tmp) { 179 JLI_ReportMessage(ARG_INFO_ENVVAR, "_JAVA_OPTIONS", tmp); 180 } 181 } 182 } 183 // Iterate the rest of command line 184 for (i = 1; i < argc; i++) { 185 JLI_List argsInFile = JLI_PreprocessArg(argv[i]); 186 if (NULL == argsInFile) { 187 JLI_List_add(args, JLI_StringDup(argv[i])); 188 } else { 189 int cnt, idx; 190 cnt = argsInFile->size; 191 for (idx = 0; idx < cnt; idx++) { 192 JLI_List_add(args, argsInFile->elements[idx]); 193 } 194 // Shallow free, we reuse the string to avoid copy 195 JLI_MemFree(argsInFile->elements); 196 JLI_MemFree(argsInFile); 197 } 198 } 199 margc = args->size; 200 // add the NULL pointer at argv[argc] 201 JLI_List_add(args, NULL); 202 margv = args->elements; 203 } 204 #endif /* WIN32 */ 205 return JLI_Launch(margc, margv, 206 jargc, (const char**) jargv, 207 0, NULL, 208 VERSION_STRING, 209 DOT_VERSION, 210 (const_progname != NULL) ? const_progname : *margv, 211 (const_launcher != NULL) ? const_launcher : *margv, 212 jargc > 0, 213 const_cpwildcard, const_javaw, 0); 214 }