You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
1.8 KiB
74 lines
1.8 KiB
/* |
|
sys_linux.c - Linux system utils |
|
Copyright (C) 2018 a1batross |
|
|
|
This program is free software: you can redistribute it and/or modify |
|
it under the terms of the GNU General Public License as published by |
|
the Free Software Foundation, either version 3 of the License, or |
|
(at your option) any later version. |
|
|
|
This program is distributed in the hope that it will be useful, |
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
GNU General Public License for more details. |
|
*/ |
|
|
|
#include <time.h> |
|
#include <stdlib.h> |
|
#include <fcntl.h> |
|
#include "platform/platform.h" |
|
|
|
#if XASH_TIMER == TIMER_LINUX |
|
double Platform_DoubleTime( void ) |
|
{ |
|
static longtime_t g_PerformanceFrequency; |
|
static longtime_t g_ClockStart; |
|
longtime_t CurrentTime; |
|
struct timespec ts; |
|
|
|
if( !g_PerformanceFrequency ) |
|
{ |
|
struct timespec res; |
|
if( !clock_getres(CLOCK_MONOTONIC, &res) ) |
|
g_PerformanceFrequency = 1000000000LL/res.tv_nsec; |
|
} |
|
clock_gettime(CLOCK_MONOTONIC, &ts); |
|
return (double) ts.tv_sec + (double) ts.tv_nsec/1000000000.0; |
|
} |
|
|
|
void Platform_Sleep( int msec ) |
|
{ |
|
usleep( msec * 1000 ); |
|
} |
|
#endif // XASH_TIMER == TIMER_LINUX |
|
|
|
qboolean Sys_DebuggerPresent( void ) |
|
{ |
|
char buf[1024]; |
|
|
|
int status_fd = open( "/proc/self/status", O_RDONLY ); |
|
if ( status_fd == -1 ) |
|
return 0; |
|
|
|
ssize_t num_read = read( status_fd, buf, sizeof( buf ) ); |
|
close( status_fd ); |
|
|
|
if ( num_read > 0 ) |
|
{ |
|
static const char TracerPid[] = "TracerPid:"; |
|
const byte *tracer_pid; |
|
|
|
buf[num_read] = 0; |
|
tracer_pid = (const byte*)Q_strstr( buf, TracerPid ); |
|
if( !tracer_pid ) |
|
return false; |
|
//printf( "%s\n", tracer_pid ); |
|
while( *tracer_pid < '0' || *tracer_pid > '9' ) |
|
if( *tracer_pid++ == '\n' ) |
|
return false; |
|
//printf( "%s\n", tracer_pid ); |
|
return !!Q_atoi( (const char*)tracer_pid ); |
|
} |
|
|
|
return false; |
|
}
|
|
|