2 Copyright (C) 2001-2006, William Joseph.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "environment.h"
24 #include "stream/textstream.h"
25 #include "string/string.h"
26 #include "stream/stringstream.h"
27 #include "debugging/debugging.h"
35 void args_init(int argc, char* argv[])
39 for (i = 1; i < argc; i++)
41 for (k = i; k < argc; k++)
48 for (j = i + k; j < argc; j++)
58 char *gamedetect_argv_buffer[1024];
59 void gamedetect_found_game(char *game, char *path)
64 if(g_argv == gamedetect_argv_buffer)
67 globalOutputStream() << "Detected game " << game << " in " << path << "\n";
69 sprintf(buf, "-%s-EnginePath", game);
71 gamedetect_argv_buffer[argc++] = "-global-gamefile";
72 gamedetect_argv_buffer[argc++] = game;
73 gamedetect_argv_buffer[argc++] = buf;
74 gamedetect_argv_buffer[argc++] = path;
75 if((size_t) (argc + g_argc) >= sizeof(gamedetect_argv_buffer) / sizeof(*gamedetect_argv_buffer) - 1)
76 g_argc = sizeof(gamedetect_argv_buffer) / sizeof(*gamedetect_argv_buffer) - g_argc - 1;
77 memcpy(gamedetect_argv_buffer + 4, g_argv, sizeof(*gamedetect_argv_buffer) * g_argc);
79 g_argv = gamedetect_argv_buffer;
84 // if we're inside a Nexuiz install
85 // default to nexuiz.game (unless the user used an option to inhibit this)
86 bool nogamedetect = false;
88 for(i = 1; i < g_argc - 1; ++i)
89 if(g_argv[i][0] == '-')
91 if(!strcmp(g_argv[i], "-gamedetect"))
92 nogamedetect = !strcmp(g_argv[i+1], "false");
97 static char buf[1024 + 64];
98 strncpy(buf, environment_get_app_path(), sizeof(buf));
99 buf[sizeof(buf) - 1 - 64] = 0;
103 char *p = buf + strlen(buf) - 1; // point directly on the slash of get_app_path
106 // TODO add more games to this
107 // try to detect Nexuiz installs
108 strcpy(p, "/data/common-spog.pk3");
109 globalOutputStream() << "Checking for a game file in " << buf << "\n";
113 strcpy(p, "/nexuiz.exe");
114 #elif defined(__APPLE__)
115 strcpy(p, "/Nexuiz.app/Contents/Info.plist");
117 strcpy(p, "/nexuiz-linux-glx.sh");
122 gamedetect_found_game("nexuiz.game", buf);
130 while(p != buf && *p != '/' && *p != '\\')
138 CopiedString home_path;
139 CopiedString app_path;
142 const char* environment_get_home_path()
144 return home_path.c_str();
147 const char* environment_get_app_path()
149 return app_path.c_str();
159 #include <glib/gutils.h>
161 const char* LINK_NAME =
162 #if defined (__linux__)
164 #else // FreeBSD and OSX
169 /// brief Returns the filename of the executable belonging to the current process, or 0 if not found.
170 char* getexename(char *buf)
172 /* Now read the symbolic link */
173 int ret = readlink(LINK_NAME, buf, PATH_MAX);
177 globalOutputStream() << "getexename: falling back to argv[0]: " << makeQuoted(g_argv[0]);
178 const char* path = realpath(g_argv[0], buf);
181 /* In case of an error, leave the handling up to the caller */
186 /* Ensure proper NUL termination */
189 /* delete the program name */
190 *(strrchr(buf, '/')) = '\0';
192 // NOTE: we build app path with a trailing '/'
193 // it's a general convention in Radiant to have the slash at the end of directories
194 if (buf[strlen(buf)-1] != '/')
202 void environment_init(int argc, char* argv[])
204 // Give away unnecessary root privileges.
205 // Important: must be done before calling gtk_init().
209 if (geteuid() == 0 && (loginname = getlogin()) != 0 &&
210 (pw = getpwnam(loginname)) != 0)
213 args_init(argc, argv);
216 StringOutputStream home(256);
217 home << DirectoryCleaned(g_get_home_dir()) << ".netradiant/";
218 Q_mkdir(home.c_str());
219 home_path = home.c_str();
223 app_path = getexename(real);
224 ASSERT_MESSAGE(!string_empty(app_path.c_str()), "failed to deduce app path");
233 void environment_init(int argc, char* argv[])
235 args_init(argc, argv);
238 char *appdata = getenv("APPDATA");
240 StringOutputStream home(256);
241 if(!appdata || string_empty(appdata))
243 ERROR_MESSAGE("Application Data folder not available.\n"
244 "Radiant will use C:\\ for user preferences.\n");
249 home << PathCleaned(appdata);
251 home << "/NetRadiantSettings/";
252 Q_mkdir(home.c_str());
253 home_path = home.c_str();
256 // get path to the editor
257 char filename[MAX_PATH+1];
258 GetModuleFileName(0, filename, MAX_PATH);
259 char* last_separator = strrchr(filename, '\\');
260 if(last_separator != 0)
262 *(last_separator+1) = '\0';
268 StringOutputStream app(256);
269 app << PathCleaned(filename);
270 app_path = app.c_str();
276 #error "unsupported platform"