2014-02-10 02:10:30 +01:00
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/*************************************************************************/
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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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2015-04-18 19:38:54 +02:00
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/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */
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2014-02-10 02:10:30 +01:00
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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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2014-11-12 15:23:23 +01:00
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#include "packet_peer_udp_posix.h"
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2014-02-10 02:10:30 +01:00
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2015-01-27 10:01:37 +01:00
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#ifdef __FreeBSD__
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#include <sys/param.h>
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#endif
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2014-02-10 02:10:30 +01:00
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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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2015-06-30 16:28:43 +02:00
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extern bool _print_error_enabled;
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2014-02-10 02:10:30 +01:00
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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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2015-06-30 16:28:43 +02:00
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if (!_print_error_enabled)
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return;
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2015-11-05 20:13:05 +01:00
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const char* err_details;
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if (p_rationale && p_rationale[0])
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err_details=p_rationale;
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else
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err_details=p_code;
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switch(p_type) {
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case ERR_ERROR:
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2015-11-10 08:04:48 +01:00
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print("\E[1;31mERROR: %s: \E[0m\E[1m%s\n",p_function,err_details);
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print("\E[0;31m At: %s:%i.\E[0m\n",p_file,p_line);
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2015-11-05 20:13:05 +01:00
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break;
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case ERR_WARNING:
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2015-11-10 08:04:48 +01:00
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print("\E[1;33mWARNING: %s: \E[0m\E[1m%s\n",p_function,err_details);
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print("\E[0;33m At: %s:%i.\E[0m\n",p_file,p_line);
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2015-11-05 20:13:05 +01:00
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break;
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case ERR_SCRIPT:
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2015-11-10 08:04:48 +01:00
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print("\E[1;35mSCRIPT ERROR: %s: \E[0m\E[1m%s\n",p_function,err_details);
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print("\E[0;35m At: %s:%i.\E[0m\n",p_file,p_line);
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2015-11-05 20:13:05 +01:00
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break;
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2014-02-10 02:10:30 +01:00
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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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2014-11-12 15:23:23 +01:00
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PacketPeerUDPPosix::make_default();
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2014-02-10 02:10:30 +01:00
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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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2015-08-06 19:29:33 +02:00
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uint64_t OS_Unix::get_system_time_msec() const {
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struct timeval tv_now;
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2015-08-06 20:08:48 +02:00
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gettimeofday(&tv_now, NULL);
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2015-09-09 22:24:38 +02:00
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//localtime(&tv_now.tv_usec);
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2015-09-10 18:10:23 +02:00
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//localtime((const long *)&tv_now.tv_usec);
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uint64_t msec = uint64_t(tv_now.tv_sec)*1000+tv_now.tv_usec/1000;
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2015-08-06 19:29:33 +02:00
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return msec;
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}
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2014-02-10 02:10:30 +01:00
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2015-06-06 03:40:56 +02:00
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OS::Date OS_Unix::get_date(bool utc) const {
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2014-02-10 02:10:30 +01:00
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time_t t=time(NULL);
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2015-06-06 03:40:56 +02:00
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struct tm *lt;
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if (utc)
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lt=gmtime(&t);
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else
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lt=localtime(&t);
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2014-02-10 02:10:30 +01:00
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Date ret;
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ret.year=1900+lt->tm_year;
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2015-08-13 13:56:13 +02:00
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ret.month=(Month)(lt->tm_mon + 1);
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2014-02-10 02:10:30 +01:00
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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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2015-06-06 03:40:56 +02:00
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OS::Time OS_Unix::get_time(bool utc) const {
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2014-02-10 02:10:30 +01:00
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time_t t=time(NULL);
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2015-06-06 03:40:56 +02:00
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struct tm *lt;
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if (utc)
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lt=gmtime(&t);
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else
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lt=localtime(&t);
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2014-02-10 02:10:30 +01:00
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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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2015-06-06 05:35:38 +02:00
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get_time_zone_info();
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2014-02-10 02:10:30 +01:00
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return ret;
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}
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2015-06-06 05:35:38 +02:00
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OS::TimeZoneInfo OS_Unix::get_time_zone_info() const {
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time_t t = time(NULL);
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struct tm *lt = localtime(&t);
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char name[16];
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strftime(name, 16, "%Z", lt);
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name[15] = 0;
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TimeZoneInfo ret;
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ret.name = name;
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char bias_buf[16];
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strftime(bias_buf, 16, "%z", lt);
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int bias;
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bias_buf[15] = 0;
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sscanf(bias_buf, "%d", &bias);
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// convert from ISO 8601 (1 minute=1, 1 hour=100) to minutes
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int hour = (int)bias / 100;
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int minutes = bias % 100;
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if (bias < 0)
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ret.bias = hour * 60 - minutes;
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else
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ret.bias = hour * 60 + minutes;
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return ret;
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}
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2014-02-10 02:10:30 +01:00
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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) {
|
|
|
|
// is child
|
|
|
|
Vector<CharString> cs;
|
|
|
|
cs.push_back(p_path.utf8());
|
|
|
|
for(int i=0;i<p_arguments.size();i++)
|
|
|
|
cs.push_back(p_arguments[i].utf8());
|
|
|
|
|
|
|
|
Vector<char*> args;
|
|
|
|
for(int i=0;i<cs.size();i++)
|
|
|
|
args.push_back((char*)cs[i].get_data());// shitty C cast
|
|
|
|
args.push_back(0);
|
|
|
|
|
2015-01-27 10:01:37 +01:00
|
|
|
#ifdef __FreeBSD__
|
|
|
|
if(p_path.find("/")) {
|
|
|
|
// exec name contains path so use it
|
|
|
|
execv(p_path.utf8().get_data(),&args[0]);
|
|
|
|
}else{
|
|
|
|
// use program name and search through PATH to find it
|
|
|
|
execvp(getprogname(),&args[0]);
|
|
|
|
}
|
|
|
|
#else
|
2014-02-10 02:10:30 +01:00
|
|
|
execv(p_path.utf8().get_data(),&args[0]);
|
2015-01-27 10:01:37 +01:00
|
|
|
#endif
|
2014-02-10 02:10:30 +01:00
|
|
|
// still alive? something failed..
|
|
|
|
fprintf(stderr,"**ERROR** OS_Unix::execute - Could not create child process while executing: %s\n",p_path.utf8().get_data());
|
|
|
|
abort();
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p_blocking) {
|
|
|
|
|
|
|
|
int status;
|
|
|
|
pid_t rpid = waitpid(pid,&status,0);
|
|
|
|
if (r_exitcode)
|
|
|
|
*r_exitcode=WEXITSTATUS(status);
|
|
|
|
|
|
|
|
print("returned: %i, waiting for: %i\n",rpid,pid);
|
|
|
|
} else {
|
|
|
|
|
|
|
|
if (r_child_id)
|
|
|
|
*r_child_id=pid;
|
|
|
|
}
|
|
|
|
|
|
|
|
return OK;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
Error OS_Unix::kill(const ProcessID& p_pid) {
|
|
|
|
|
|
|
|
int ret = ::kill(p_pid,SIGKILL);
|
2014-12-17 02:31:57 +01:00
|
|
|
if (!ret) {
|
|
|
|
//avoid zombie process
|
|
|
|
int st;
|
|
|
|
::waitpid(p_pid,&st,0);
|
|
|
|
|
|
|
|
}
|
2014-02-10 02:10:30 +01:00
|
|
|
return ret?ERR_INVALID_PARAMETER:OK;
|
|
|
|
}
|
|
|
|
|
2014-04-05 17:39:30 +02:00
|
|
|
int OS_Unix::get_process_ID() const {
|
|
|
|
|
|
|
|
return getpid();
|
|
|
|
};
|
|
|
|
|
|
|
|
|
2014-02-10 02:10:30 +01:00
|
|
|
bool OS_Unix::has_environment(const String& p_var) const {
|
|
|
|
|
|
|
|
return getenv(p_var.utf8().get_data())!=NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
String OS_Unix::get_locale() const {
|
|
|
|
|
|
|
|
if (!has_environment("LANG"))
|
|
|
|
return "en";
|
|
|
|
|
|
|
|
String locale = get_environment("LANG");
|
|
|
|
int tp = locale.find(".");
|
|
|
|
if (tp!=-1)
|
|
|
|
locale=locale.substr(0,tp);
|
|
|
|
return locale;
|
|
|
|
}
|
|
|
|
|
|
|
|
Error OS_Unix::set_cwd(const String& p_cwd) {
|
|
|
|
|
|
|
|
if (chdir(p_cwd.utf8().get_data())!=0)
|
|
|
|
return ERR_CANT_OPEN;
|
|
|
|
|
|
|
|
return OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
String OS_Unix::get_environment(const String& p_var) const {
|
|
|
|
|
|
|
|
if (getenv(p_var.utf8().get_data()))
|
|
|
|
return getenv(p_var.utf8().get_data());
|
|
|
|
return "";
|
|
|
|
}
|
|
|
|
|
|
|
|
int OS_Unix::get_processor_count() const {
|
|
|
|
|
|
|
|
return sysconf(_SC_NPROCESSORS_CONF);
|
|
|
|
}
|
|
|
|
|
|
|
|
String OS_Unix::get_data_dir() const {
|
|
|
|
|
|
|
|
String an = Globals::get_singleton()->get("application/name");
|
|
|
|
if (an!="") {
|
|
|
|
|
2014-09-19 23:39:50 +02:00
|
|
|
|
|
|
|
|
2014-02-10 02:10:30 +01:00
|
|
|
if (has_environment("HOME")) {
|
|
|
|
|
2014-09-19 23:39:50 +02:00
|
|
|
bool use_godot = Globals::get_singleton()->get("application/use_shared_user_dir");
|
|
|
|
if (use_godot)
|
|
|
|
return get_environment("HOME")+"/.godot/app_userdata/"+an;
|
|
|
|
else
|
|
|
|
return get_environment("HOME")+"/."+an;
|
2014-02-10 02:10:30 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return Globals::get_singleton()->get_resource_path();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
String OS_Unix::get_executable_path() const {
|
|
|
|
|
|
|
|
#ifdef __linux__
|
|
|
|
//fix for running from a symlink
|
|
|
|
char buf[256];
|
|
|
|
memset(buf,0,256);
|
|
|
|
readlink("/proc/self/exe", buf, sizeof(buf));
|
|
|
|
//print_line("Exec path is:"+String(buf));
|
2014-02-15 06:01:39 +01:00
|
|
|
String b;
|
|
|
|
b.parse_utf8(buf);
|
2014-02-10 02:10:30 +01:00
|
|
|
if (b=="") {
|
|
|
|
WARN_PRINT("Couldn't get executable path from /proc/self/exe, using argv[0]");
|
|
|
|
return OS::get_executable_path();
|
|
|
|
}
|
|
|
|
return b;
|
2015-01-27 10:01:37 +01:00
|
|
|
#elif defined(__FreeBSD__)
|
|
|
|
char resolved_path[MAXPATHLEN];
|
|
|
|
|
|
|
|
realpath(OS::get_executable_path().utf8().get_data(), resolved_path);
|
|
|
|
|
|
|
|
return String(resolved_path);
|
2014-02-10 02:10:30 +01:00
|
|
|
#else
|
|
|
|
ERR_PRINT("Warning, don't know how to obtain executable path on this OS! Please override this function properly.");
|
|
|
|
return OS::get_executable_path();
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#endif
|