/*
-Minetest-c55
-Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program 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
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program 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.
+GNU Lesser General Public License for more details.
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
*/
#include "porting.h"
+
+#if defined(__FreeBSD__)
+ #include <sys/types.h>
+ #include <sys/sysctl.h>
+#elif defined(_WIN32)
+ #include <algorithm>
+#endif
+#if !defined(_WIN32)
+ #include <unistd.h>
+ #include <sys/utsname.h>
+#endif
+
#include "config.h"
#include "debug.h"
#include "filesys.h"
#include "log.h"
-#include "utility_string.h"
-
-#ifdef __APPLE__
- #include "CoreFoundation/CoreFoundation.h"
-#endif
+#include "util/string.h"
+#include "main.h"
+#include "settings.h"
+#include <list>
namespace porting
{
{
dstream<<DTIME<<"INFO: sigint_handler(): "
<<"Ctrl-C pressed, shutting down."<<std::endl;
-
+
// Comment out for less clutter when testing scripts
/*dstream<<DTIME<<"INFO: sigint_handler(): "
<<"Printing debug stacks"<<std::endl;
#else // _WIN32
#include <signal.h>
- #include <windows.h>
-
+
BOOL WINAPI event_handler(DWORD sig)
{
switch(sig)
case CTRL_BREAK_EVENT:
break;
}
-
+
return TRUE;
}
-
+
void signal_handler_init(void)
{
SetConsoleCtrlHandler( (PHANDLER_ROUTINE)event_handler,TRUE);
#endif
+
+/*
+ Multithreading support
+*/
+int getNumberOfProcessors() {
+#if defined(_SC_NPROCESSORS_ONLN)
+
+ return sysconf(_SC_NPROCESSORS_ONLN);
+
+#elif defined(__FreeBSD__) || defined(__APPLE__)
+
+ unsigned int len, count;
+ len = sizeof(count);
+ return sysctlbyname("hw.ncpu", &count, &len, NULL, 0);
+
+#elif defined(_GNU_SOURCE)
+
+ return get_nprocs();
+
+#elif defined(_WIN32)
+
+ SYSTEM_INFO sysinfo;
+ GetSystemInfo(&sysinfo);
+ return sysinfo.dwNumberOfProcessors;
+
+#elif defined(PTW32_VERSION) || defined(__hpux)
+
+ return pthread_num_processors_np();
+
+#else
+
+ return 1;
+
+#endif
+}
+
+
+#ifndef __ANDROID__
+bool threadBindToProcessor(threadid_t tid, int pnumber) {
+#if defined(_WIN32)
+
+ HANDLE hThread = OpenThread(THREAD_ALL_ACCESS, 0, tid);
+ if (!hThread)
+ return false;
+
+ bool success = SetThreadAffinityMask(hThread, 1 << pnumber) != 0;
+
+ CloseHandle(hThread);
+ return success;
+
+#elif (defined(__FreeBSD__) && (__FreeBSD_version >= 702106)) \
+ || defined(__linux) || defined(linux)
+
+ cpu_set_t cpuset;
+
+ CPU_ZERO(&cpuset);
+ CPU_SET(pnumber, &cpuset);
+ return pthread_setaffinity_np(tid, sizeof(cpuset), &cpuset) == 0;
+
+#elif defined(__sun) || defined(sun)
+
+ return processor_bind(P_LWPID, MAKE_LWPID_PTHREAD(tid),
+ pnumber, NULL) == 0;
+
+#elif defined(_AIX)
+
+ return bindprocessor(BINDTHREAD, (tid_t)tid, pnumber) == 0;
+
+#elif defined(__hpux) || defined(hpux)
+
+ pthread_spu_t answer;
+
+ return pthread_processor_bind_np(PTHREAD_BIND_ADVISORY_NP,
+ &answer, pnumber, tid) == 0;
+
+#elif defined(__APPLE__)
+
+ struct thread_affinity_policy tapol;
+
+ thread_port_t threadport = pthread_mach_thread_np(tid);
+ tapol.affinity_tag = pnumber + 1;
+ return thread_policy_set(threadport, THREAD_AFFINITY_POLICY,
+ (thread_policy_t)&tapol, THREAD_AFFINITY_POLICY_COUNT) == KERN_SUCCESS;
+
+#else
+
+ return false;
+
+#endif
+}
+#endif
+
+bool threadSetPriority(threadid_t tid, int prio) {
+#if defined(_WIN32)
+
+ HANDLE hThread = OpenThread(THREAD_ALL_ACCESS, 0, tid);
+ if (!hThread)
+ return false;
+
+ bool success = SetThreadPriority(hThread, prio) != 0;
+
+ CloseHandle(hThread);
+ return success;
+
+#else
+
+ struct sched_param sparam;
+ int policy;
+
+ if (pthread_getschedparam(tid, &policy, &sparam) != 0)
+ return false;
+
+ int min = sched_get_priority_min(policy);
+ int max = sched_get_priority_max(policy);
+
+ sparam.sched_priority = min + prio * (max - min) / THREAD_PRIORITY_HIGHEST;
+ return pthread_setschedparam(tid, policy, &sparam) == 0;
+
+#endif
+}
+
+
/*
Path mangler
*/
return (removeStringEnd(path, ends) != "");
}
+std::string get_sysinfo()
+{
+#ifdef _WIN32
+ OSVERSIONINFO osvi;
+ std::ostringstream oss;
+ std::string tmp;
+ ZeroMemory(&osvi, sizeof(OSVERSIONINFO));
+ osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+ GetVersionEx(&osvi);
+ tmp = osvi.szCSDVersion;
+ std::replace(tmp.begin(), tmp.end(), ' ', '_');
+
+ oss << "Windows/" << osvi.dwMajorVersion << "."
+ << osvi.dwMinorVersion;
+ if(osvi.szCSDVersion[0])
+ oss << "-" << tmp;
+ oss << " ";
+ #ifdef _WIN64
+ oss << "x86_64";
+ #else
+ BOOL is64 = FALSE;
+ if(IsWow64Process(GetCurrentProcess(), &is64) && is64)
+ oss << "x86_64"; // 32-bit app on 64-bit OS
+ else
+ oss << "x86";
+ #endif
+
+ return oss.str();
+#else
+ struct utsname osinfo;
+ uname(&osinfo);
+ return std::string(osinfo.sysname) + "/"
+ + osinfo.release + " " + osinfo.machine;
+#endif
+}
+
void initializePaths()
{
-#ifdef RUN_IN_PLACE
+#if RUN_IN_PLACE
/*
Use relative paths if RUN_IN_PLACE
*/
Windows
*/
#if defined(_WIN32)
- #include <windows.h>
const DWORD buflen = 1000;
char buf[buflen];
DWORD len;
-
+
// Find path of executable and set path_share relative to it
len = GetModuleFileName(GetModuleHandle(NULL), buf, buflen);
assert(len < buflen);
pathRemoveFile(buf, '\\');
-
+
if(detectMSVCBuildDir(buf)){
infostream<<"MSVC build directory detected"<<std::endl;
path_share = std::string(buf) + "\\..\\..";
Linux
*/
#elif defined(linux)
- #include <unistd.h>
-
+
char buf[BUFSIZ];
memset(buf, 0, BUFSIZ);
// Get path to executable
assert(readlink("/proc/self/exe", buf, BUFSIZ-1) != -1);
-
+
pathRemoveFile(buf, '/');
path_share = std::string(buf) + "/..";
path_user = std::string(buf) + "/..";
-
+
/*
OS X
*/
- #elif defined(__APPLE__) || defined(__FreeBSD__)
-
+ #elif defined(__APPLE__)
+
+ //https://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man3/dyld.3.html
+ //TODO: Test this code
+ char buf[BUFSIZ];
+ uint32_t len = sizeof(buf);
+ assert(_NSGetExecutablePath(buf, &len) != -1);
+
+ pathRemoveFile(buf, '/');
+
+ path_share = std::string(buf) + "/..";
+ path_user = std::string(buf) + "/..";
+
+ /*
+ FreeBSD
+ */
+ #elif defined(__FreeBSD__)
+
+ int mib[4];
+ char buf[BUFSIZ];
+ size_t len = sizeof(buf);
+
+ mib[0] = CTL_KERN;
+ mib[1] = KERN_PROC;
+ mib[2] = KERN_PROC_PATHNAME;
+ mib[3] = -1;
+ assert(sysctl(mib, 4, buf, &len, NULL, 0) != -1);
+
+ pathRemoveFile(buf, '/');
+
+ path_share = std::string(buf) + "/..";
+ path_user = std::string(buf) + "/..";
+
+ #else
+
//TODO: Get path of executable. This assumes working directory is bin/
- dstream<<"WARNING: Relative path not properly supported on OS X and FreeBSD"
+ dstream<<"WARNING: Relative path not properly supported on this platform"
<<std::endl;
- path_share = std::string("..");
- path_user = std::string("..");
+
+ /* scriptapi no longer allows paths that start with "..", so assuming that
+ the current working directory is bin/, strip off the last component. */
+ char *cwd = getcwd(NULL, 0);
+ pathRemoveFile(cwd, '/');
+ path_share = std::string(cwd);
+ path_user = std::string(cwd);
#endif
Windows
*/
#if defined(_WIN32)
- #include <windows.h>
const DWORD buflen = 1000;
char buf[buflen];
DWORD len;
-
+
// Find path of executable and set path_share relative to it
len = GetModuleFileName(GetModuleHandle(NULL), buf, buflen);
assert(len < buflen);
pathRemoveFile(buf, '\\');
-
+
// Use ".\bin\.."
path_share = std::string(buf) + "\\..";
-
+
// Use "C:\Documents and Settings\user\Application Data\<PROJECT_NAME>"
len = GetEnvironmentVariable("APPDATA", buf, buflen);
assert(len < buflen);
Linux
*/
#elif defined(linux)
- #include <unistd.h>
-
- char buf[BUFSIZ];
- memset(buf, 0, BUFSIZ);
+
// Get path to executable
- assert(readlink("/proc/self/exe", buf, BUFSIZ-1) != -1);
-
- pathRemoveFile(buf, '/');
+ std::string bindir = "";
+ {
+ char buf[BUFSIZ];
+ memset(buf, 0, BUFSIZ);
+ if (readlink("/proc/self/exe", buf, BUFSIZ-1) == -1) {
+ errorstream << "Unable to read bindir "<< std::endl;
+#ifndef __ANDROID__
+ assert("Unable to read bindir" == 0);
+#endif
+ } else {
+ pathRemoveFile(buf, '/');
+ bindir = buf;
+ }
+ }
+
+ // Find share directory from these.
+ // It is identified by containing the subdirectory "builtin".
+ std::list<std::string> trylist;
+ std::string static_sharedir = STATIC_SHAREDIR;
+ if(static_sharedir != "" && static_sharedir != ".")
+ trylist.push_back(static_sharedir);
+ trylist.push_back(
+ bindir + DIR_DELIM + ".." + DIR_DELIM + "share" + DIR_DELIM + PROJECT_NAME);
+ trylist.push_back(bindir + DIR_DELIM + "..");
+#ifdef __ANDROID__
+ trylist.push_back(DIR_DELIM "sdcard" DIR_DELIM PROJECT_NAME);
+#endif
- path_share = std::string(buf) + "/../share/" + PROJECT_NAME;
- //path_share = std::string(INSTALL_PREFIX) + "/share/" + PROJECT_NAME;
- if (!fs::PathExists(path_share)) {
- dstream<<"WARNING: system-wide share not found at \""<<path_share<<"\"";
- path_share = std::string(buf) + "/..";
- dstream<<"WARNING: Using \""<<path_share<<"\" instead."<<std::endl;
+ for(std::list<std::string>::const_iterator i = trylist.begin();
+ i != trylist.end(); i++)
+ {
+ const std::string &trypath = *i;
+ if(!fs::PathExists(trypath) || !fs::PathExists(trypath + DIR_DELIM + "builtin")){
+ dstream<<"WARNING: system-wide share not found at \""
+ <<trypath<<"\""<<std::endl;
+ continue;
+ }
+ // Warn if was not the first alternative
+ if(i != trylist.begin()){
+ dstream<<"WARNING: system-wide share found at \""
+ <<trypath<<"\""<<std::endl;
+ }
+ path_share = trypath;
+ break;
}
-
- path_user = std::string(getenv("HOME")) + "/." + PROJECT_NAME;
+#ifndef __ANDROID__
+ path_user = std::string(getenv("HOME")) + DIR_DELIM + "." + PROJECT_NAME;
+#else
+ path_user = std::string(DIR_DELIM "sdcard" DIR_DELIM PROJECT_NAME DIR_DELIM);
+#endif
/*
OS X
*/
#elif defined(__APPLE__)
- #include <unistd.h>
-
- // Code based on
- // http://stackoverflow.com/questions/516200/relative-paths-not-working-in-xcode-c
- CFBundleRef main_bundle = CFBundleGetMainBundle();
- CFURLRef resources_url = CFBundleCopyResourcesDirectoryURL(main_bundle);
- char path[PATH_MAX];
- if(CFURLGetFileSystemRepresentation(resources_url, TRUE, (UInt8 *)path, PATH_MAX))
+
+ // Code based on
+ // http://stackoverflow.com/questions/516200/relative-paths-not-working-in-xcode-c
+ CFBundleRef main_bundle = CFBundleGetMainBundle();
+ CFURLRef resources_url = CFBundleCopyResourcesDirectoryURL(main_bundle);
+ char path[PATH_MAX];
+ if(CFURLGetFileSystemRepresentation(resources_url, TRUE, (UInt8 *)path, PATH_MAX))
{
dstream<<"Bundle resource path: "<<path<<std::endl;
//chdir(path);
- path_share = std::string(path) + "/share";
+ path_share = std::string(path) + DIR_DELIM + "share";
}
else
- {
- // error!
+ {
+ // error!
dstream<<"WARNING: Could not determine bundle resource path"<<std::endl;
- }
- CFRelease(resources_url);
-
+ }
+ CFRelease(resources_url);
+
path_user = std::string(getenv("HOME")) + "/Library/Application Support/" + PROJECT_NAME;
- #elif defined(__FreeBSD__)
+ #else // FreeBSD, and probably many other POSIX-like systems.
+
+ path_share = STATIC_SHAREDIR;
+ path_user = std::string(getenv("HOME")) + DIR_DELIM + "." + PROJECT_NAME;
- path_share = std::string(INSTALL_PREFIX) + "/share/" + PROJECT_NAME;
- path_user = std::string(getenv("HOME")) + "/." + PROJECT_NAME;
-
#endif
#endif // RUN_IN_PLACE
}
+static irr::IrrlichtDevice* device;
+
+void initIrrlicht(irr::IrrlichtDevice * _device) {
+ device = _device;
+}
+
+#ifndef SERVER
+v2u32 getWindowSize() {
+ return device->getVideoDriver()->getScreenSize();
+}
+
+#ifndef __ANDROID__
+
+float getDisplayDensity() {
+ float gui_scaling = g_settings->getFloat("gui_scaling");
+ // using Y here feels like a bug, this needs to be discussed later!
+ if (getWindowSize().Y <= 800) {
+ return (2.0/3.0) * gui_scaling;
+ }
+ if (getWindowSize().Y <= 1280) {
+ return 1.0 * gui_scaling;
+ }
+
+ return (4.0/3.0) * gui_scaling;
+}
+
+v2u32 getDisplaySize() {
+ IrrlichtDevice *nulldevice = createDevice(video::EDT_NULL);
+
+ core::dimension2d<u32> deskres = nulldevice->getVideoModeList()->getDesktopResolution();
+ nulldevice -> drop();
+
+ return deskres;
+}
+#endif
+#endif
+
} //namespace porting