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https://github.com/minetest/minetest.git
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Porting: Refactor initalizePaths()
Add support for Solaris and HP-UX Search additional potential procfs locations for current executable
This commit is contained in:
kwolekr
parent
f1a41e4f77
commit
386d695330
@ -26,9 +26,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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#ifdef _WIN32 // WINDOWS
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#define DIR_DELIM "\\"
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#define DIR_DELIM_CHAR '\\'
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#define FILESYS_CASE_INSENSITIVE 1
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#else // POSIX
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#define DIR_DELIM "/"
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#define DIR_DELIM_CHAR '/'
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#define FILESYS_CASE_INSENSITIVE 0
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#endif
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474
src/porting.cpp
474
src/porting.cpp
@ -35,12 +35,14 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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#include <unistd.h>
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#include <sys/utsname.h>
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#endif
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#if defined(__hpux)
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#define _PSTAT64
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#include <sys/pstat.h>
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#endif
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#if !defined(_WIN32) && !defined(__APPLE__) && \
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!defined(__ANDROID__) && !defined(SERVER)
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#define XORG_USED
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#endif
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#ifdef XORG_USED
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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@ -99,39 +101,29 @@ void signal_handler_init(void)
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#else // _WIN32
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#include <signal.h>
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BOOL WINAPI event_handler(DWORD sig)
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{
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switch(sig)
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{
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case CTRL_C_EVENT:
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case CTRL_CLOSE_EVENT:
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case CTRL_LOGOFF_EVENT:
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case CTRL_SHUTDOWN_EVENT:
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if(g_killed == false)
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{
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dstream<<DTIME<<"INFO: event_handler(): "
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<<"Ctrl+C, Close Event, Logoff Event or Shutdown Event, shutting down."<<std::endl;
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// Comment out for less clutter when testing scripts
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/*dstream<<DTIME<<"INFO: event_handler(): "
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<<"Printing debug stacks"<<std::endl;
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debug_stacks_print();*/
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g_killed = true;
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}
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else
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{
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(void)signal(SIGINT, SIG_DFL);
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}
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break;
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case CTRL_BREAK_EVENT:
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break;
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BOOL WINAPI event_handler(DWORD sig)
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{
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switch (sig) {
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case CTRL_C_EVENT:
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case CTRL_CLOSE_EVENT:
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case CTRL_LOGOFF_EVENT:
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case CTRL_SHUTDOWN_EVENT:
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if (g_killed == false) {
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dstream << DTIME << "INFO: event_handler(): "
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<< "Ctrl+C, Close Event, Logoff Event or Shutdown Event,"
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" shutting down." << std::endl;
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g_killed = true;
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} else {
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(void)signal(SIGINT, SIG_DFL);
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}
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return TRUE;
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break;
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case CTRL_BREAK_EVENT:
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break;
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}
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return TRUE;
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}
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void signal_handler_init(void)
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{
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SetConsoleCtrlHandler( (PHANDLER_ROUTINE)event_handler,TRUE);
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@ -143,7 +135,8 @@ void signal_handler_init(void)
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/*
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Multithreading support
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*/
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int getNumberOfProcessors() {
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int getNumberOfProcessors()
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{
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#if defined(_SC_NPROCESSORS_ONLN)
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return sysconf(_SC_NPROCESSORS_ONLN);
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@ -177,7 +170,8 @@ int getNumberOfProcessors() {
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#ifndef __ANDROID__
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bool threadBindToProcessor(threadid_t tid, int pnumber) {
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bool threadBindToProcessor(threadid_t tid, int pnumber)
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{
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#if defined(_WIN32)
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HANDLE hThread = OpenThread(THREAD_ALL_ACCESS, 0, tid);
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@ -201,7 +195,7 @@ bool threadBindToProcessor(threadid_t tid, int pnumber) {
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#elif defined(__sun) || defined(sun)
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return processor_bind(P_LWPID, MAKE_LWPID_PTHREAD(tid),
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pnumber, NULL) == 0;
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pnumber, NULL) == 0;
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#elif defined(_AIX)
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@ -212,7 +206,7 @@ bool threadBindToProcessor(threadid_t tid, int pnumber) {
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pthread_spu_t answer;
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return pthread_processor_bind_np(PTHREAD_BIND_ADVISORY_NP,
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&answer, pnumber, tid) == 0;
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&answer, pnumber, tid) == 0;
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#elif defined(__APPLE__)
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@ -221,7 +215,7 @@ bool threadBindToProcessor(threadid_t tid, int pnumber) {
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thread_port_t threadport = pthread_mach_thread_np(tid);
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tapol.affinity_tag = pnumber + 1;
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return thread_policy_set(threadport, THREAD_AFFINITY_POLICY,
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(thread_policy_t)&tapol, THREAD_AFFINITY_POLICY_COUNT) == KERN_SUCCESS;
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(thread_policy_t)&tapol, THREAD_AFFINITY_POLICY_COUNT) == KERN_SUCCESS;
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#else
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@ -231,7 +225,8 @@ bool threadBindToProcessor(threadid_t tid, int pnumber) {
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}
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#endif
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bool threadSetPriority(threadid_t tid, int prio) {
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bool threadSetPriority(threadid_t tid, int prio)
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{
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#if defined(_WIN32)
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HANDLE hThread = OpenThread(THREAD_ALL_ACCESS, 0, tid);
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@ -286,14 +281,14 @@ void pathRemoveFile(char *path, char delim)
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path[i] = 0;
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}
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bool detectMSVCBuildDir(char *c_path)
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bool detectMSVCBuildDir(const std::string &path)
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{
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std::string path(c_path);
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const char *ends[] = {
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"bin\\Release",
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"bin\\Debug",
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"bin\\Build",
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NULL};
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NULL
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};
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return (removeStringEnd(path, ends) != "");
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}
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@ -333,224 +328,322 @@ std::string get_sysinfo()
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#endif
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}
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void initializePaths()
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bool getCurrentWorkingDir(char *buf, size_t len)
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{
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#if RUN_IN_PLACE
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/*
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Use relative paths if RUN_IN_PLACE
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*/
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#ifdef _WIN32
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DWORD ret = GetCurrentDirectory(len, buf);
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return (ret != 0) && (ret <= len);
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#else
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return getcwd(buf, len);
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#endif
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}
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infostream<<"Using relative paths (RUN_IN_PLACE)"<<std::endl;
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/*
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Windows
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*/
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#if defined(_WIN32)
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bool getExecPathFromProcfs(char *buf, size_t buflen)
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{
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#ifndef _WIN32
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buflen--;
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const DWORD buflen = 1000;
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char buf[buflen];
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DWORD len;
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ssize_t len;
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if ((len = readlink("/proc/self/exe", buf, buflen)) == -1 &&
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(len = readlink("/proc/curproc/file", buf, buflen)) == -1 &&
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(len = readlink("/proc/curproc/exe", buf, buflen)) == -1)
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return false;
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// Find path of executable and set path_share relative to it
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len = GetModuleFileName(GetModuleHandle(NULL), buf, buflen);
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assert(len < buflen);
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pathRemoveFile(buf, '\\');
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buf[len] = '\0';
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return true;
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#else
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return false;
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#endif
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}
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if(detectMSVCBuildDir(buf)){
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infostream<<"MSVC build directory detected"<<std::endl;
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path_share = std::string(buf) + "\\..\\..";
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path_user = std::string(buf) + "\\..\\..";
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}
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else{
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path_share = std::string(buf) + "\\..";
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path_user = std::string(buf) + "\\..";
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}
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//// Windows
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#if defined(_WIN32)
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/*
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Linux
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*/
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#elif defined(linux) || defined(__linux)
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bool getCurrentExecPath(char *buf, size_t len)
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{
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DWORD written = GetModuleFileNameA(NULL, buf, len);
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if (written == 0 || written == len)
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return false;
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char buf[BUFSIZ];
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memset(buf, 0, BUFSIZ);
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// Get path to executable
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FATAL_ERROR_IF(readlink("/proc/self/exe", buf, BUFSIZ-1) == -1, "Failed to get cwd");
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return true;
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}
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pathRemoveFile(buf, '/');
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path_share = std::string(buf) + "/..";
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path_user = std::string(buf) + "/..";
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//// Linux
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#elif defined(linux) || defined(__linux) || defined(__linux__)
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/*
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OS X
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*/
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#elif defined(__APPLE__)
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bool getCurrentExecPath(char *buf, size_t len)
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{
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if (!getExecPathFromProcfs(buf, len))
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return false;
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CFBundleRef main_bundle = CFBundleGetMainBundle();
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CFURLRef resources_url = CFBundleCopyResourcesDirectoryURL(main_bundle);
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char path[PATH_MAX];
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if (CFURLGetFileSystemRepresentation(resources_url, TRUE, (UInt8 *)path, PATH_MAX)) {
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path_share = std::string(path);
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path_user = std::string(path) + "/../User";
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} else {
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dstream << "WARNING: Could not determine bundle resource path" << std::endl;
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}
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CFRelease(resources_url);
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return true;
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}
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/*
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FreeBSD
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*/
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#elif defined(__FreeBSD__)
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//// Mac OS X, Darwin
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#elif defined(__APPLE__)
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bool getCurrentExecPath(char *buf, size_t len)
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{
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if (_NSGetExecutablePath(buf, &len) == -1)
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return false;
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return true;
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}
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//// FreeBSD, NetBSD, DragonFlyBSD
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#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__)
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bool getCurrentExecPath(char *buf, size_t len)
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{
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// Try getting path from procfs first, since valgrind
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// doesn't work with the latter
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if (getExecPathFromProcfs(buf, len))
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return true;
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int mib[4];
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char buf[BUFSIZ];
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size_t len = sizeof(buf);
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mib[0] = CTL_KERN;
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mib[1] = KERN_PROC;
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mib[2] = KERN_PROC_PATHNAME;
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mib[3] = -1;
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FATAL_ERROR_IF(sysctl(mib, 4, buf, &len, NULL, 0) == -1, "");
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pathRemoveFile(buf, '/');
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if (sysctl(mib, 4, buf, &len, NULL, 0) == -1)
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return false;
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path_share = std::string(buf) + "/..";
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path_user = std::string(buf) + "/..";
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return true;
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}
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#else
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//TODO: Get path of executable. This assumes working directory is bin/
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dstream<<"WARNING: Relative path not properly supported on this platform"
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<<std::endl;
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//// Solaris
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#elif defined(__sun) || defined(sun)
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/* scriptapi no longer allows paths that start with "..", so assuming that
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the current working directory is bin/, strip off the last component. */
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char *cwd = getcwd(NULL, 0);
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pathRemoveFile(cwd, '/');
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path_share = std::string(cwd);
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path_user = std::string(cwd);
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bool getCurrentExecPath(char *buf, size_t len)
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{
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const char *exec = getexecname();
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if (exec == NULL)
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return false;
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#endif
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if (strlcpy(buf, exec, len) >= len)
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return false;
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#else // RUN_IN_PLACE
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return true;
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}
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/*
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Use platform-specific paths otherwise
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*/
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infostream<<"Using system-wide paths (NOT RUN_IN_PLACE)"<<std::endl;
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// HP-UX
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#elif defined(__hpux)
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/*
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Windows
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*/
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#if defined(_WIN32)
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bool getCurrentExecPath(char *buf, size_t len)
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{
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struct pst_status psts;
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const DWORD buflen = 1000; // FIXME: Surely there is a better way to do this
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char buf[buflen];
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DWORD len;
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if (pstat_getproc(&psts, sizeof(psts), 0, getpid()) == -1)
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return false;
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if (pstat_getpathname(buf, len, &psts.pst_fid_text) == -1)
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return false;
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return true;
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}
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#else
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bool getCurrentExecPath(char *buf, size_t len)
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{
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return false;
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}
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#endif
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//// Windows
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#if defined(_WIN32)
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bool setSystemPaths()
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{
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char buf[BUFSIZ];
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// Find path of executable and set path_share relative to it
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len = GetModuleFileName(GetModuleHandle(NULL), buf, buflen);
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FATAL_ERROR_IF(len >= buflen, "Overlow");
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FATAL_ERROR_IF(!getCurrentExecPath(buf, sizeof(buf)),
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"Failed to get current executable path");
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pathRemoveFile(buf, '\\');
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// Use ".\bin\.."
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path_share = std::string(buf) + "\\..";
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// Use "C:\Documents and Settings\user\Application Data\<PROJECT_NAME>"
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len = GetEnvironmentVariable("APPDATA", buf, buflen);
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FATAL_ERROR_IF(len >= buflen, "Overlow");
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DWORD len = GetEnvironmentVariable("APPDATA", buf, sizeof(buf));
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FATAL_ERROR_IF(len == 0 || len > sizeof(buf), "Failed to get APPDATA");
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path_user = std::string(buf) + DIR_DELIM + lowercase(PROJECT_NAME);
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return true;
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}
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/*
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Linux
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*/
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#elif defined(linux) || defined(__linux)
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// Get path to executable
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std::string bindir = "";
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{
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char buf[BUFSIZ];
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memset(buf, 0, BUFSIZ);
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if (readlink("/proc/self/exe", buf, BUFSIZ-1) == -1) {
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errorstream << "Unable to read bindir "<< std::endl;
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#ifndef __ANDROID__
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FATAL_ERROR("Unable to read bindir");
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//// Linux
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#elif defined(linux) || defined(__linux)
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bool setSystemPaths()
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{
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char buf[BUFSIZ];
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if (!getCurrentExecPath(buf, sizeof(buf))) {
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#ifdef __ANDROID__
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errorstream << "Unable to read bindir "<< std::endl;
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#else
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FATAL_ERROR("Unable to read bindir");
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#endif
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} else {
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pathRemoveFile(buf, '/');
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bindir = buf;
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}
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return false;
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}
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pathRemoveFile(buf, '/');
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std::string bindir(buf);
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// Find share directory from these.
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// It is identified by containing the subdirectory "builtin".
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std::list<std::string> trylist;
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std::string static_sharedir = STATIC_SHAREDIR;
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if(static_sharedir != "" && static_sharedir != ".")
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if (static_sharedir != "" && static_sharedir != ".")
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trylist.push_back(static_sharedir);
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trylist.push_back(
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bindir + DIR_DELIM + ".." + DIR_DELIM + "share" + DIR_DELIM + lowercase(PROJECT_NAME));
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trylist.push_back(bindir + DIR_DELIM + "..");
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trylist.push_back(bindir + DIR_DELIM ".." DIR_DELIM "share"
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DIR_DELIM + lowercase(PROJECT_NAME));
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trylist.push_back(bindir + DIR_DELIM "..");
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#ifdef __ANDROID__
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trylist.push_back(path_user);
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#endif
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for(std::list<std::string>::const_iterator i = trylist.begin();
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i != trylist.end(); i++)
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{
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for (std::list<std::string>::const_iterator
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i = trylist.begin(); i != trylist.end(); i++) {
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const std::string &trypath = *i;
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if(!fs::PathExists(trypath) || !fs::PathExists(trypath + DIR_DELIM + "builtin")){
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dstream<<"WARNING: system-wide share not found at \""
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<<trypath<<"\""<<std::endl;
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if (!fs::PathExists(trypath) ||
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!fs::PathExists(trypath + DIR_DELIM + "builtin")) {
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dstream << "WARNING: system-wide share not found at \""
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<< trypath << "\""<< std::endl;
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continue;
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}
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// Warn if was not the first alternative
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if(i != trylist.begin()){
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dstream<<"WARNING: system-wide share found at \""
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<<trypath<<"\""<<std::endl;
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if (i != trylist.begin()) {
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dstream << "WARNING: system-wide share found at \""
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<< trypath << "\"" << std::endl;
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}
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path_share = trypath;
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break;
|
||||
}
|
||||
|
||||
#ifndef __ANDROID__
|
||||
path_user = std::string(getenv("HOME")) + DIR_DELIM + "." + lowercase(PROJECT_NAME);
|
||||
path_user = std::string(getenv("HOME")) + DIR_DELIM "."
|
||||
+ lowercase(PROJECT_NAME);
|
||||
#endif
|
||||
|
||||
/*
|
||||
OS X
|
||||
*/
|
||||
#elif defined(__APPLE__)
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
//// Mac OS X
|
||||
#elif defined(__APPLE__)
|
||||
|
||||
bool setSystemPaths()
|
||||
{
|
||||
CFBundleRef main_bundle = CFBundleGetMainBundle();
|
||||
CFURLRef resources_url = CFBundleCopyResourcesDirectoryURL(main_bundle);
|
||||
char path[PATH_MAX];
|
||||
if (CFURLGetFileSystemRepresentation(resources_url, TRUE, (UInt8 *)path, PATH_MAX)) {
|
||||
if (CFURLGetFileSystemRepresentation(resources_url,
|
||||
TRUE, (UInt8 *)path, PATH_MAX)) {
|
||||
path_share = std::string(path);
|
||||
} else {
|
||||
dstream << "WARNING: Could not determine bundle resource path" << std::endl;
|
||||
}
|
||||
CFRelease(resources_url);
|
||||
|
||||
path_user = std::string(getenv("HOME")) + "/Library/Application Support/" + lowercase(PROJECT_NAME);
|
||||
|
||||
#else // FreeBSD, and probably many other POSIX-like systems.
|
||||
|
||||
path_share = STATIC_SHAREDIR;
|
||||
path_user = std::string(getenv("HOME")) + DIR_DELIM + "." + lowercase(PROJECT_NAME);
|
||||
|
||||
#endif
|
||||
|
||||
#endif // RUN_IN_PLACE
|
||||
path_user = std::string(getenv("HOME"))
|
||||
+ "/Library/Application Support/"
|
||||
+ lowercase(PROJECT_NAME);
|
||||
return true;
|
||||
}
|
||||
|
||||
static irr::IrrlichtDevice *device;
|
||||
|
||||
void initIrrlicht(irr::IrrlichtDevice *device_)
|
||||
#else
|
||||
|
||||
bool setSystemPaths()
|
||||
{
|
||||
device = device_;
|
||||
path_share = STATIC_SHAREDIR;
|
||||
path_user = std::string(getenv("HOME")) + DIR_DELIM "."
|
||||
+ lowercase(PROJECT_NAME);
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
void initializePaths()
|
||||
{
|
||||
#if RUN_IN_PLACE
|
||||
char buf[BUFSIZ];
|
||||
|
||||
infostream << "Using relative paths (RUN_IN_PLACE)" << std::endl;
|
||||
|
||||
bool success =
|
||||
getCurrentExecPath(buf, sizeof(buf)) ||
|
||||
getExecPathFromProcfs(buf, sizeof(buf));
|
||||
|
||||
if (success) {
|
||||
pathRemoveFile(buf, '/');
|
||||
std::string execpath(buf);
|
||||
|
||||
path_share = execpath + DIR_DELIM "..";
|
||||
path_user = execpath + DIR_DELIM "..";
|
||||
|
||||
if (detectMSVCBuildDir(execpath)) {
|
||||
path_share += DIR_DELIM "..";
|
||||
path_user += DIR_DELIM "..";
|
||||
}
|
||||
} else {
|
||||
errorstream << "Failed to get paths by executable location, "
|
||||
"trying cwd" << std::endl;
|
||||
|
||||
if (!getCurrentWorkingDir(buf, sizeof(buf)))
|
||||
FATAL_ERROR("Ran out of methods to get paths");
|
||||
|
||||
size_t cwdlen = strlen(buf);
|
||||
if (cwdlen >= 1 && buf[cwdlen - 1] == DIR_DELIM_CHAR) {
|
||||
cwdlen--;
|
||||
buf[cwdlen] = '\0';
|
||||
}
|
||||
|
||||
if (cwdlen >= 4 && !strcmp(buf + cwdlen - 4, DIR_DELIM "bin"))
|
||||
pathRemoveFile(buf, DIR_DELIM_CHAR);
|
||||
|
||||
std::string execpath(buf);
|
||||
|
||||
path_share = execpath;
|
||||
path_user = execpath;
|
||||
}
|
||||
|
||||
#else
|
||||
infostream << "Using system-wide paths (NOT RUN_IN_PLACE)" << std::endl;
|
||||
|
||||
if (!setSystemPaths())
|
||||
errorstream << "Failed to get one or more system-wide path" << std::endl;
|
||||
|
||||
#endif
|
||||
|
||||
infostream << "Detected share path: " << path_share << std::endl;
|
||||
infostream << "Detected user path: " << path_user << std::endl;
|
||||
}
|
||||
|
||||
|
||||
|
||||
void setXorgClassHint(const video::SExposedVideoData &video_data,
|
||||
const std::string &name)
|
||||
{
|
||||
@ -568,8 +661,20 @@ void setXorgClassHint(const video::SExposedVideoData &video_data,
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
////
|
||||
//// Video/Display Information (Client-only)
|
||||
////
|
||||
|
||||
#ifndef SERVER
|
||||
|
||||
static irr::IrrlichtDevice *device;
|
||||
|
||||
void initIrrlicht(irr::IrrlichtDevice *device_)
|
||||
{
|
||||
device = device_;
|
||||
}
|
||||
|
||||
v2u32 getWindowSize()
|
||||
{
|
||||
return device->getVideoDriver()->getScreenSize();
|
||||
@ -641,9 +746,8 @@ const char *getVideoDriverFriendlyName(irr::video::E_DRIVER_TYPE type)
|
||||
return driver_names[type];
|
||||
}
|
||||
|
||||
|
||||
#ifndef __ANDROID__
|
||||
#ifdef XORG_USED
|
||||
# ifndef __ANDROID__
|
||||
# ifdef XORG_USED
|
||||
|
||||
static float calcDisplayDensity()
|
||||
{
|
||||
@ -679,12 +783,12 @@ float getDisplayDensity()
|
||||
}
|
||||
|
||||
|
||||
#else
|
||||
# else // XORG_USED
|
||||
float getDisplayDensity()
|
||||
{
|
||||
return g_settings->getFloat("screen_dpi")/96.0;
|
||||
}
|
||||
#endif
|
||||
# endif // XORG_USED
|
||||
|
||||
v2u32 getDisplaySize()
|
||||
{
|
||||
@ -695,8 +799,8 @@ v2u32 getDisplaySize()
|
||||
|
||||
return deskres;
|
||||
}
|
||||
#endif
|
||||
#endif
|
||||
# endif // __ANDROID__
|
||||
#endif // SERVER
|
||||
|
||||
} //namespace porting
|
||||
|
||||
|
||||
@ -377,7 +377,7 @@ const char *getVideoDriverName(irr::video::E_DRIVER_TYPE type);
|
||||
const char *getVideoDriverFriendlyName(irr::video::E_DRIVER_TYPE type);
|
||||
#endif
|
||||
|
||||
inline const char * getPlatformName()
|
||||
inline const char *getPlatformName()
|
||||
{
|
||||
return
|
||||
#if defined(ANDROID)
|
||||
@ -401,8 +401,12 @@ inline const char * getPlatformName()
|
||||
"AIX"
|
||||
#elif defined(__hpux)
|
||||
"HP-UX"
|
||||
#elif defined(__sun) && defined(__SVR4)
|
||||
"Solaris"
|
||||
#elif defined(__sun) || defined(sun)
|
||||
#if defined(__SVR4)
|
||||
"Solaris"
|
||||
#else
|
||||
"SunOS"
|
||||
#endif
|
||||
#elif defined(__CYGWIN__)
|
||||
"Cygwin"
|
||||
#elif defined(__unix__) || defined(__unix)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user