3 Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 Random portability stuff
23 See comments in porting.h
32 #include "CoreFoundation/CoreFoundation.h"
39 Signal handler (grabs Ctrl-C on POSIX systems)
42 bool g_killed = false;
44 bool * signal_handler_killstatus(void)
49 #if !defined(_WIN32) // POSIX
52 void sigint_handler(int sig)
56 dstream<<DTIME<<"INFO: sigint_handler(): "
57 <<"Ctrl-C pressed, shutting down."<<std::endl;
59 // Comment out for less clutter when testing scripts
60 /*dstream<<DTIME<<"INFO: sigint_handler(): "
61 <<"Printing debug stacks"<<std::endl;
62 debug_stacks_print();*/
68 (void)signal(SIGINT, SIG_DFL);
72 void signal_handler_init(void)
74 dstream<<"signal_handler_init()"<<std::endl;
75 (void)signal(SIGINT, sigint_handler);
82 BOOL WINAPI event_handler(DWORD sig)
87 case CTRL_CLOSE_EVENT:
88 case CTRL_LOGOFF_EVENT:
89 case CTRL_SHUTDOWN_EVENT:
93 dstream<<DTIME<<"INFO: event_handler(): "
94 <<"Ctrl+C, Close Event, Logoff Event or Shutdown Event, shutting down."<<std::endl;
95 // Comment out for less clutter when testing scripts
96 /*dstream<<DTIME<<"INFO: event_handler(): "
97 <<"Printing debug stacks"<<std::endl;
98 debug_stacks_print();*/
104 (void)signal(SIGINT, SIG_DFL);
108 case CTRL_BREAK_EVENT:
115 void signal_handler_init(void)
117 dstream<<"signal_handler_init()"<<std::endl;
118 SetConsoleCtrlHandler( (PHANDLER_ROUTINE)event_handler,TRUE);
127 std::string path_data = ".." DIR_DELIM "data";
128 std::string path_userdata = "..";
130 std::string getDataPath(const char *subpath)
132 return path_data + DIR_DELIM + subpath;
135 void pathRemoveFile(char *path, char delim)
137 // Remove filename and path delimiter
139 for(i = strlen(path)-1; i>=0; i--)
147 void initializePaths()
151 Use relative paths if RUN_IN_PLACE
154 dstream<<"Using relative paths (RUN_IN_PLACE)"<<std::endl;
162 const DWORD buflen = 1000;
166 // Find path of executable and set path_data relative to it
167 len = GetModuleFileName(GetModuleHandle(NULL), buf, buflen);
168 assert(len < buflen);
169 pathRemoveFile(buf, '\\');
171 // Use "./bin/../data"
172 path_data = std::string(buf) + DIR_DELIM ".." DIR_DELIM "data";
175 path_userdata = std::string(buf) + DIR_DELIM "..";
184 memset(buf, 0, BUFSIZ);
185 // Get path to executable
186 assert(readlink("/proc/self/exe", buf, BUFSIZ-1) != -1);
188 pathRemoveFile(buf, '/');
190 // Use "./bin/../data"
191 path_data = std::string(buf) + "/../data";
194 path_userdata = std::string(buf) + "/..";
199 #elif defined(__APPLE__) || defined(__FreeBSD__)
201 //TODO: Get path of executable. This assumes working directory is bin/
202 dstream<<"WARNING: Relative path not properly supported on OS X and FreeBSD"
204 path_data = std::string("../data");
205 path_userdata = std::string("..");
209 #else // RUN_IN_PLACE
212 Use platform-specific paths otherwise
215 dstream<<"Using system-wide paths (NOT RUN_IN_PLACE)"<<std::endl;
223 const DWORD buflen = 1000;
227 // Find path of executable and set path_data relative to it
228 len = GetModuleFileName(GetModuleHandle(NULL), buf, buflen);
229 assert(len < buflen);
230 pathRemoveFile(buf, '\\');
232 // Use "./bin/../data"
233 path_data = std::string(buf) + DIR_DELIM ".." DIR_DELIM "data";
234 //path_data = std::string(buf) + "/../share/" + PROJECT_NAME;
236 // Use "C:\Documents and Settings\user\Application Data\<PROJECT_NAME>"
237 len = GetEnvironmentVariable("APPDATA", buf, buflen);
238 assert(len < buflen);
239 path_userdata = std::string(buf) + DIR_DELIM + PROJECT_NAME;
248 memset(buf, 0, BUFSIZ);
249 // Get path to executable
250 assert(readlink("/proc/self/exe", buf, BUFSIZ-1) != -1);
252 pathRemoveFile(buf, '/');
254 path_data = std::string(buf) + "/../share/" + PROJECT_NAME;
255 //path_data = std::string(INSTALL_PREFIX) + "/share/" + PROJECT_NAME;
256 if (!fs::PathExists(path_data)) {
257 dstream<<"WARNING: data path " << path_data << " not found!";
258 path_data = std::string(buf) + "/../data";
259 dstream<<" Trying " << path_data << std::endl;
262 path_userdata = std::string(getenv("HOME")) + "/." + PROJECT_NAME;
267 #elif defined(__APPLE__)
271 // http://stackoverflow.com/questions/516200/relative-paths-not-working-in-xcode-c
272 CFBundleRef main_bundle = CFBundleGetMainBundle();
273 CFURLRef resources_url = CFBundleCopyResourcesDirectoryURL(main_bundle);
275 if(CFURLGetFileSystemRepresentation(resources_url, TRUE, (UInt8 *)path, PATH_MAX))
277 dstream<<"Bundle resource path: "<<path<<std::endl;
279 path_data = std::string(path) + "/data";
284 dstream<<"WARNING: Could not determine bundle resource path"<<std::endl;
286 CFRelease(resources_url);
288 path_userdata = std::string(getenv("HOME")) + "/Library/Application Support/" + PROJECT_NAME;
290 #elif defined(__FreeBSD__)
292 path_data = std::string(INSTALL_PREFIX) + "/share/" + PROJECT_NAME;
293 path_userdata = std::string(getenv("HOME")) + "/." + PROJECT_NAME;
297 #endif // RUN_IN_PLACE
299 dstream<<"path_data = "<<path_data<<std::endl;
300 dstream<<"path_userdata = "<<path_userdata<<std::endl;
303 } //namespace porting