+++ /dev/null
-/*
-Copyright (C) 2001-2006, William Joseph.
-All Rights Reserved.
-
-This file is part of GtkRadiant.
-
-GtkRadiant is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-GtkRadiant 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 for more details.
-
-You should have received a copy of the GNU General Public License
-along with GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
-
-#include "environment.h"
-
-#include "stream/textstream.h"
-#include "string/string.h"
-#include "stream/stringstream.h"
-#include "debugging/debugging.h"
-#include "os/path.h"
-#include "os/file.h"
-#include "cmdlib.h"
-
-int g_argc;
-char** g_argv;
-
-void args_init(int argc, char* argv[])
-{
- int i, j, k;
-
- for (i = 1; i < argc; i++)
- {
- for (k = i; k < argc; k++)
- if (argv[k] != 0)
- break;
-
- if (k > i)
- {
- k -= i;
- for (j = i + k; j < argc; j++)
- argv[j-k] = argv[j];
- argc -= k;
- }
- }
-
- g_argc = argc;
- g_argv = argv;
-}
-
-char *gamedetect_argv_buffer[1024];
-void gamedetect_found_game(char *game, char *path)
-{
- int argc;
- static char buf[128];
-
- if(g_argv == gamedetect_argv_buffer)
- return;
-
- globalOutputStream() << "Detected game " << game << " in " << path << "\n";
-
- sprintf(buf, "-%s-EnginePath", game);
- argc = 0;
- gamedetect_argv_buffer[argc++] = "-global-gamefile";
- gamedetect_argv_buffer[argc++] = game;
- gamedetect_argv_buffer[argc++] = buf;
- gamedetect_argv_buffer[argc++] = path;
- if((size_t) (argc + g_argc) >= sizeof(gamedetect_argv_buffer) / sizeof(*gamedetect_argv_buffer) - 1)
- g_argc = sizeof(gamedetect_argv_buffer) / sizeof(*gamedetect_argv_buffer) - g_argc - 1;
- memcpy(gamedetect_argv_buffer + 4, g_argv, sizeof(*gamedetect_argv_buffer) * g_argc);
- g_argc += argc;
- g_argv = gamedetect_argv_buffer;
-}
-
-bool gamedetect_check_game(char *gamefile, const char *checkfile1, const char *checkfile2, char *buf /* must have 64 bytes free after bufpos */, int bufpos)
-{
- buf[bufpos] = '/';
-
- strcpy(buf + bufpos + 1, checkfile1);
- globalOutputStream() << "Checking for a game file in " << buf << "\n";
- if(!file_exists(buf))
- return false;
-
- if(checkfile2)
- {
- strcpy(buf + bufpos + 1, checkfile2);
- globalOutputStream() << "Checking for a game file in " << buf << "\n";
- if(!file_exists(buf))
- return false;
- }
-
- buf[bufpos + 1] = 0;
- gamedetect_found_game(gamefile, buf);
- return true;
-}
-
-void gamedetect()
-{
- // if we're inside a Nexuiz install
- // default to nexuiz.game (unless the user used an option to inhibit this)
- bool nogamedetect = false;
- int i;
- for(i = 1; i < g_argc - 1; ++i)
- if(g_argv[i][0] == '-')
- {
- if(!strcmp(g_argv[i], "-gamedetect"))
- nogamedetect = !strcmp(g_argv[i+1], "false");
- ++i;
- }
- if(!nogamedetect)
- {
- static char buf[1024 + 64];
- strncpy(buf, environment_get_app_path(), sizeof(buf));
- buf[sizeof(buf) - 1 - 64] = 0;
- if(!strlen(buf))
- return;
-
- char *p = buf + strlen(buf) - 1; // point directly on the slash of get_app_path
- while(p != buf)
- {
- // TODO add more games to this
-
- // try to detect Nexuiz installs
-#if defined(WIN32)
- if(gamedetect_check_game("nexuiz.game", "data/common-spog.pk3", "nexuiz.exe", buf, p - buf))
-#elif defined(__APPLE__)
- if(gamedetect_check_game("nexuiz.game", "data/common-spog.pk3", "Nexuiz.app/Contents/Info.plist", buf, p - buf))
-#else
- if(gamedetect_check_game("nexuiz.game", "data/common-spog.pk3", "nexuiz-linux-glx.sh", buf, p - buf))
-#endif
- return;
-
- // try to detect Q2World installs
- if(gamedetect_check_game("q2w.game", "default/quake2world.version", NULL, buf, p - buf))
- return;
-
- // try to detect Warsow installs
- if(gamedetect_check_game("warsow.game", "basewsw/dedicated_autoexec.cfg", NULL, buf, p - buf))
- return;
-
- // we found nothing
- // go backwards
- --p;
- while(p != buf && *p != '/' && *p != '\\')
- --p;
- }
- }
-}
-
-namespace
-{
- CopiedString home_path;
- CopiedString app_path;
-}
-
-const char* environment_get_home_path()
-{
- return home_path.c_str();
-}
-
-const char* environment_get_app_path()
-{
- return app_path.c_str();
-}
-
-bool portable_app_setup()
-{
- StringOutputStream confdir(256);
- confdir << app_path.c_str() << "settings/";
- if(file_exists(confdir.c_str()))
- {
- home_path = confdir.c_str();
- return true;
- }
- return false;
-}
-
-#if defined(POSIX)
-
-#include <stdlib.h>
-#include <pwd.h>
-#include <unistd.h>
-
-#include <glib/gutils.h>
-
-const char* LINK_NAME =
-#if defined (__linux__)
- "/proc/self/exe"
-#else // FreeBSD and OSX
- "/proc/curproc/file"
-#endif
-;
-
-/// brief Returns the filename of the executable belonging to the current process, or 0 if not found.
-char* getexename(char *buf)
-{
- /* Now read the symbolic link */
- int ret = readlink(LINK_NAME, buf, PATH_MAX);
-
- if(ret == -1)
- {
- globalOutputStream() << "getexename: falling back to argv[0]: " << makeQuoted(g_argv[0]);
- const char* path = realpath(g_argv[0], buf);
- if(path == 0)
- {
- /* In case of an error, leave the handling up to the caller */
- return "";
- }
- }
-
- /* Ensure proper NUL termination */
- buf[ret] = 0;
-
- /* delete the program name */
- *(strrchr(buf, '/')) = '\0';
-
- // NOTE: we build app path with a trailing '/'
- // it's a general convention in Radiant to have the slash at the end of directories
- if (buf[strlen(buf)-1] != '/')
- {
- strcat(buf, "/");
- }
-
- return buf;
-}
-
-void environment_init(int argc, char* argv[])
-{
- // Give away unnecessary root privileges.
- // Important: must be done before calling gtk_init().
- char *loginname;
- struct passwd *pw;
- seteuid(getuid());
- if (geteuid() == 0 && (loginname = getlogin()) != 0 &&
- (pw = getpwnam(loginname)) != 0)
- setuid(pw->pw_uid);
-
- args_init(argc, argv);
-
- {
- char real[PATH_MAX];
- app_path = getexename(real);
- ASSERT_MESSAGE(!string_empty(app_path.c_str()), "failed to deduce app path");
- }
-
- if(!portable_app_setup())
- {
- StringOutputStream home(256);
- home << DirectoryCleaned(g_get_home_dir()) << ".netradiant/";
- Q_mkdir(home.c_str());
- home_path = home.c_str();
- }
- gamedetect();
-}
-
-#elif defined(WIN32)
-
-#include <windows.h>
-
-void environment_init(int argc, char* argv[])
-{
- args_init(argc, argv);
-
- {
- // get path to the editor
- char filename[MAX_PATH+1];
- GetModuleFileName(0, filename, MAX_PATH);
- char* last_separator = strrchr(filename, '\\');
- if(last_separator != 0)
- {
- *(last_separator+1) = '\0';
- }
- else
- {
- filename[0] = '\0';
- }
- StringOutputStream app(256);
- app << PathCleaned(filename);
- app_path = app.c_str();
- }
-
- if(!portable_app_setup())
- {
- char *appdata = getenv("APPDATA");
- StringOutputStream home(256);
- if(!appdata || string_empty(appdata))
- {
- ERROR_MESSAGE("Application Data folder not available.\n"
- "Radiant will use C:\\ for user preferences.\n");
- home << "C:";
- }
- else
- {
- home << PathCleaned(appdata);
- }
- home << "/NetRadiantSettings/";
- Q_mkdir(home.c_str());
- home_path = home.c_str();
- }
- gamedetect();
-}
-
-#else
-#error "unsupported platform"
-#endif