mirror of
https://github.com/godotengine/godot
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6dd8768811
-=-=-=-=-=-=-=-=-=-=- -Animation Import filter support -Animation Clip import support -Animation Optimizer Fixes, Improvements and Visibile Options -Extremely Experimental UDP support.
425 lines
10 KiB
C++
425 lines
10 KiB
C++
/*************************************************************************/
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/* os_unix.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "os_unix.h"
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#ifdef UNIX_ENABLED
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#include "memory_pool_static_malloc.h"
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#include "os/memory_pool_dynamic_static.h"
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#include "thread_posix.h"
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#include "semaphore_posix.h"
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#include "mutex_posix.h"
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#include "core/os/thread_dummy.h"
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//#include "core/io/file_access_buffered_fa.h"
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#include "file_access_unix.h"
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#include "dir_access_unix.h"
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#include "tcp_server_posix.h"
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#include "stream_peer_tcp_posix.h"
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#include "packet_peer_udp_posix.h"
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#include <stdarg.h>
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#include <sys/time.h>
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#include <sys/wait.h>
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#include <stdlib.h>
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#include <signal.h>
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#include <string.h>
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#include <poll.h>
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#include <errno.h>
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#include <assert.h>
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#include "globals.h"
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void OS_Unix::print_error(const char* p_function,const char* p_file,int p_line,const char *p_code,const char*p_rationale,ErrorType p_type) {
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if (p_rationale && p_rationale[0]) {
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print("\E[1;31;40mERROR: %s: \E[1;37;40m%s\n",p_function,p_rationale);
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print("\E[0;31;40m At: %s:%i.\E[0;0;37m\n",p_file,p_line);
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} else {
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print("\E[1;31;40mERROR: %s: \E[1;37;40m%s\n",p_function,p_code);
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print("\E[0;31;40m At: %s:%i.\E[0;0;37m\n",p_file,p_line);
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}
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}
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void OS_Unix::debug_break() {
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assert(false);
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};
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int OS_Unix::get_audio_driver_count() const {
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return 1;
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}
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const char * OS_Unix::get_audio_driver_name(int p_driver) const {
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return "dummy";
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}
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int OS_Unix::unix_initialize_audio(int p_audio_driver) {
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return 0;
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}
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static MemoryPoolStaticMalloc *mempool_static=NULL;
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static MemoryPoolDynamicStatic *mempool_dynamic=NULL;
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void OS_Unix::initialize_core() {
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#ifdef NO_PTHREADS
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ThreadDummy::make_default();
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SemaphoreDummy::make_default();
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MutexDummy::make_default();
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#else
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ThreadPosix::make_default();
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SemaphorePosix::make_default();
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MutexPosix::make_default();
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#endif
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FileAccess::make_default<FileAccessUnix>(FileAccess::ACCESS_RESOURCES);
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FileAccess::make_default<FileAccessUnix>(FileAccess::ACCESS_USERDATA);
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FileAccess::make_default<FileAccessUnix>(FileAccess::ACCESS_FILESYSTEM);
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//FileAccessBufferedFA<FileAccessUnix>::make_default();
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DirAccess::make_default<DirAccessUnix>(DirAccess::ACCESS_RESOURCES);
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DirAccess::make_default<DirAccessUnix>(DirAccess::ACCESS_USERDATA);
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DirAccess::make_default<DirAccessUnix>(DirAccess::ACCESS_FILESYSTEM);
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#ifndef NO_NETWORK
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TCPServerPosix::make_default();
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StreamPeerTCPPosix::make_default();
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PacketPeerUDPPosix::make_default();
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IP_Unix::make_default();
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#endif
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mempool_static = new MemoryPoolStaticMalloc;
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mempool_dynamic = memnew( MemoryPoolDynamicStatic );
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ticks_start=0;
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ticks_start=get_ticks_usec();
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}
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void OS_Unix::finalize_core() {
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if (mempool_dynamic)
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memdelete( mempool_dynamic );
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if (mempool_static)
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delete mempool_static;
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}
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void OS_Unix::vprint(const char* p_format, va_list p_list,bool p_stder) {
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if (p_stder) {
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vfprintf(stderr,p_format,p_list);
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fflush(stderr);
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} else {
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vprintf(p_format,p_list);
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fflush(stdout);
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}
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}
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void OS_Unix::print(const char *p_format, ... ) {
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va_list argp;
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va_start(argp, p_format);
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vprintf(p_format, argp );
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va_end(argp);
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}
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void OS_Unix::alert(const String& p_alert,const String& p_title) {
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fprintf(stderr,"ERROR: %s\n",p_alert.utf8().get_data());
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}
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static int has_data(FILE* p_fd, int timeout_usec = 0) {
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fd_set readset;
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int fd = fileno(p_fd);
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FD_ZERO(&readset);
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FD_SET(fd, &readset);
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timeval time;
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time.tv_sec = 0;
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time.tv_usec = timeout_usec;
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int res = 0;//select(fd + 1, &readset, NULL, NULL, &time);
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return res > 0;
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};
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String OS_Unix::get_stdin_string(bool p_block) {
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String ret;
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if (p_block) {
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char buff[1024];
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ret = stdin_buf + fgets(buff,1024,stdin);
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stdin_buf = "";
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return ret;
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};
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while (has_data(stdin)) {
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char ch;
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read(fileno(stdin), &ch, 1);
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if (ch == '\n') {
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ret = stdin_buf;
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stdin_buf = "";
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return ret;
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} else {
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char str[2] = { ch, 0 };
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stdin_buf += str;
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};
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};
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return "";
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}
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String OS_Unix::get_name() {
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return "Unix";
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}
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uint64_t OS_Unix::get_unix_time() const {
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return time(NULL);
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};
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OS::Date OS_Unix::get_date() const {
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time_t t=time(NULL);
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struct tm *lt=localtime(&t);
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Date ret;
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ret.year=1900+lt->tm_year;
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ret.month=(Month)lt->tm_mon;
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ret.day=lt->tm_mday;
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ret.weekday=(Weekday)lt->tm_wday;
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ret.dst=lt->tm_isdst;
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return ret;
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}
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OS::Time OS_Unix::get_time() const {
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time_t t=time(NULL);
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struct tm *lt=localtime(&t);
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Time ret;
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ret.hour=lt->tm_hour;
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ret.min=lt->tm_min;
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ret.sec=lt->tm_sec;
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return ret;
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}
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void OS_Unix::delay_usec(uint32_t p_usec) const {
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usleep(p_usec);
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}
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uint64_t OS_Unix::get_ticks_usec() const {
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struct timeval tv_now;
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gettimeofday(&tv_now,NULL);
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uint64_t longtime = (uint64_t)tv_now.tv_usec + (uint64_t)tv_now.tv_sec*1000000L;
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longtime-=ticks_start;
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return longtime;
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}
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Error OS_Unix::execute(const String& p_path, const List<String>& p_arguments,bool p_blocking,ProcessID *r_child_id,String* r_pipe,int *r_exitcode) {
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if (p_blocking && r_pipe) {
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String argss;
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argss="\""+p_path+"\"";
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for(int i=0;i<p_arguments.size();i++) {
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argss+=String(" \"")+p_arguments[i]+"\"";
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}
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argss+=" 2>/dev/null"; //silence stderr
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FILE* f=popen(argss.utf8().get_data(),"r");
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ERR_FAIL_COND_V(!f,ERR_CANT_OPEN);
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char buf[65535];
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while(fgets(buf,65535,f)) {
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(*r_pipe)+=buf;
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}
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int rv = pclose(f);
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if (r_exitcode)
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*r_exitcode=rv;
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return OK;
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}
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pid_t pid = fork();
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ERR_FAIL_COND_V(pid<0,ERR_CANT_FORK);
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//print("execute: %s\n",p_path.utf8().get_data());
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if (pid==0) {
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// is child
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Vector<CharString> cs;
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cs.push_back(p_path.utf8());
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for(int i=0;i<p_arguments.size();i++)
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cs.push_back(p_arguments[i].utf8());
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Vector<char*> args;
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for(int i=0;i<cs.size();i++)
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args.push_back((char*)cs[i].get_data());// shitty C cast
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args.push_back(0);
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execv(p_path.utf8().get_data(),&args[0]);
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// still alive? something failed..
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fprintf(stderr,"**ERROR** OS_Unix::execute - Could not create child process while executing: %s\n",p_path.utf8().get_data());
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abort();
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}
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if (p_blocking) {
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int status;
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pid_t rpid = waitpid(pid,&status,0);
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if (r_exitcode)
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*r_exitcode=WEXITSTATUS(status);
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print("returned: %i, waiting for: %i\n",rpid,pid);
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} else {
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if (r_child_id)
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*r_child_id=pid;
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}
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return OK;
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}
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Error OS_Unix::kill(const ProcessID& p_pid) {
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int ret = ::kill(p_pid,SIGKILL);
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return ret?ERR_INVALID_PARAMETER:OK;
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}
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int OS_Unix::get_process_ID() const {
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return getpid();
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};
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bool OS_Unix::has_environment(const String& p_var) const {
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return getenv(p_var.utf8().get_data())!=NULL;
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}
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String OS_Unix::get_locale() const {
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if (!has_environment("LANG"))
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return "en";
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String locale = get_environment("LANG");
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int tp = locale.find(".");
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if (tp!=-1)
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locale=locale.substr(0,tp);
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return locale;
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}
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Error OS_Unix::set_cwd(const String& p_cwd) {
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if (chdir(p_cwd.utf8().get_data())!=0)
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return ERR_CANT_OPEN;
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return OK;
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}
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String OS_Unix::get_environment(const String& p_var) const {
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if (getenv(p_var.utf8().get_data()))
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return getenv(p_var.utf8().get_data());
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return "";
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}
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int OS_Unix::get_processor_count() const {
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return sysconf(_SC_NPROCESSORS_CONF);
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}
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String OS_Unix::get_data_dir() const {
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String an = Globals::get_singleton()->get("application/name");
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if (an!="") {
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if (has_environment("HOME")) {
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bool use_godot = Globals::get_singleton()->get("application/use_shared_user_dir");
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if (use_godot)
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return get_environment("HOME")+"/.godot/app_userdata/"+an;
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else
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return get_environment("HOME")+"/."+an;
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}
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}
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return Globals::get_singleton()->get_resource_path();
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}
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String OS_Unix::get_executable_path() const {
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#ifdef __linux__
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//fix for running from a symlink
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char buf[256];
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memset(buf,0,256);
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readlink("/proc/self/exe", buf, sizeof(buf));
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//print_line("Exec path is:"+String(buf));
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String b;
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b.parse_utf8(buf);
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if (b=="") {
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WARN_PRINT("Couldn't get executable path from /proc/self/exe, using argv[0]");
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return OS::get_executable_path();
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}
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return b;
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#else
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ERR_PRINT("Warning, don't know how to obtain executable path on this OS! Please override this function properly.");
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return OS::get_executable_path();
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#endif
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}
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#endif
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