--- /dev/null 2019-01-11 12:04:44.000000000 -0500 +++ new/src/jdk.jpackage/linux/native/jpackageapplauncher/launcher.cpp 2019-01-11 12:04:43.179513800 -0500 @@ -0,0 +1,87 @@ +/* + * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code 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 General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +#include +#include +#include +#include +#include +#include + + +typedef bool (*start_launcher)(int argc, char* argv[]); +typedef void (*stop_launcher)(); + +#define MAX_PATH 1024 + +std::string GetProgramPath() { + ssize_t len = 0; + std::string result; + char buffer[MAX_PATH] = {0}; + + if ((len = readlink("/proc/self/exe", buffer, MAX_PATH - 1)) != -1) { + buffer[len] = '\0'; + result = buffer; + } + + return result; +} + +int main(int argc, char *argv[]) { + int result = 1; + setlocale(LC_ALL, "en_US.utf8"); + void* library = NULL; + + { + std::string programPath = GetProgramPath(); + std::string libraryName = dirname((char*)programPath.c_str()); + libraryName += "/libapplauncher.so"; + library = dlopen(libraryName.c_str(), RTLD_LAZY); + + if (library == NULL) { + fprintf(stderr, "dlopen failed: %s\n", dlerror()); + fprintf(stderr, "%s not found.\n", libraryName.c_str()); + } + } + + if (library != NULL) { + start_launcher start = (start_launcher)dlsym(library, "start_launcher"); + stop_launcher stop = (stop_launcher)dlsym(library, "stop_launcher"); + + if (start != NULL && stop != NULL) { + if (start(argc, argv) == true) { + result = 0; + stop(); + } + } else { + fprintf(stderr, "cannot find start_launcher and stop_launcher in libapplauncher.so"); + } + + dlclose(library); + } + + + return result; +}