#pragma comment(lib, "winmm.lib")
#endif
#else
+# ifdef __FreeBSD__
+# include <sys/sysctl.h>
+# endif
# include <unistd.h>
# include <fcntl.h>
# include <sys/time.h>
}
-extern qboolean host_shuttingdown;
void Sys_Quit (int returnvalue)
{
// Unlock mutexes because the quit command may jump directly here, causing a deadlock
- Cbuf_UnlockThreadMutex();
+ if ((cmd_local)->cbuf->lock)
+ Cbuf_Unlock((cmd_local)->cbuf);
SV_UnlockThreadMutex();
TaskQueue_Frame(true);
- if (COM_CheckParm("-profilegameonly"))
+ if (Sys_CheckParm("-profilegameonly"))
Sys_AllowProfiling(false);
- host_shuttingdown = true;
+ host.state = host_shutdown;
Host_Shutdown();
exit(returnvalue);
}
#ifdef __cplusplus
extern "C"
#endif
-void Sys_AllowProfiling(qboolean enable)
+void Sys_AllowProfiling(qbool enable)
{
#ifdef __ANDROID__
#ifdef USE_PROFILER
else
moncleanup();
#endif
-#elif defined(__linux__) || defined(__FreeBSD__)
+#elif (defined(__linux__) && (defined(__GLIBC__) || defined(__GNU_LIBRARY__))) || defined(__FreeBSD__)
extern int moncontrol(int);
moncontrol(enable);
#endif
===============================================================================
*/
-static qboolean Sys_LoadLibraryFunctions(dllhandle_t dllhandle, const dllfunction_t *fcts, qboolean complain, qboolean has_next)
+static qbool Sys_LoadDependencyFunctions(dllhandle_t dllhandle, const dllfunction_t *fcts, qbool complain, qbool has_next)
{
const dllfunction_t *func;
if(dllhandle)
return false;
}
-qboolean Sys_LoadLibrary (const char** dllnames, dllhandle_t* handle, const dllfunction_t *fcts)
+qbool Sys_LoadSelf(dllhandle_t *handle)
+{
+ dllhandle_t dllhandle = 0;
+
+ if (handle == NULL)
+ return false;
+#ifdef WIN32
+ dllhandle = LoadLibrary (NULL);
+#else
+ dllhandle = dlopen (NULL, RTLD_NOW | RTLD_GLOBAL);
+#endif
+ *handle = dllhandle;
+ return true;
+}
+
+qbool Sys_LoadDependency (const char** dllnames, dllhandle_t* handle, const dllfunction_t *fcts)
{
#ifdef SUPPORTDLL
const dllfunction_t *func;
#ifndef WIN32
#ifdef PREFER_PRELOAD
dllhandle = dlopen(NULL, RTLD_LAZY | RTLD_GLOBAL);
- if(Sys_LoadLibraryFunctions(dllhandle, fcts, false, false))
+ if(Sys_LoadDependencyFunctions(dllhandle, fcts, false, false))
{
Con_DPrintf ("All of %s's functions were already linked in! Not loading dynamically...\n", dllnames[0]);
*handle = dllhandle;
return true;
}
else
- Sys_UnloadLibrary(&dllhandle);
+ Sys_FreeLibrary(&dllhandle);
notfound:
#endif
#endif
SetDllDirectory("bin32");
# endif
# endif
- dllhandle = LoadLibrary (dllnames[i]);
- // no need to unset this - we want ALL dlls to be loaded from there, anyway
-#else
- dllhandle = dlopen (dllnames[i], RTLD_LAZY | RTLD_GLOBAL);
#endif
- if (Sys_LoadLibraryFunctions(dllhandle, fcts, true, (dllnames[i+1] != NULL) || (strrchr(com_argv[0], '/'))))
- break;
- else
- Sys_UnloadLibrary (&dllhandle);
+ if(Sys_LoadLibrary(dllnames[i], &dllhandle))
+ {
+ if (Sys_LoadDependencyFunctions(dllhandle, fcts, true, (dllnames[i+1] != NULL) || (strrchr(sys.argv[0], '/'))))
+ break;
+ else
+ Sys_FreeLibrary (&dllhandle);
+ }
}
// see if the names can be loaded relative to the executable path
// (this is for Mac OSX which does not check next to the executable)
- if (!dllhandle && strrchr(com_argv[0], '/'))
+ if (!dllhandle && strrchr(sys.argv[0], '/'))
{
char path[MAX_OSPATH];
- strlcpy(path, com_argv[0], sizeof(path));
+ strlcpy(path, sys.argv[0], sizeof(path));
strrchr(path, '/')[1] = 0;
for (i = 0; dllnames[i] != NULL; i++)
{
strlcpy(temp, path, sizeof(temp));
strlcat(temp, dllnames[i], sizeof(temp));
Con_DPrintf (" \"%s\"", temp);
-#ifdef WIN32
- dllhandle = LoadLibrary (temp);
-#else
- dllhandle = dlopen (temp, RTLD_LAZY | RTLD_GLOBAL);
-#endif
- if (Sys_LoadLibraryFunctions(dllhandle, fcts, true, dllnames[i+1] != NULL))
- break;
- else
- Sys_UnloadLibrary (&dllhandle);
+
+ if(Sys_LoadLibrary(temp, &dllhandle))
+ {
+ if (Sys_LoadDependencyFunctions(dllhandle, fcts, true, (dllnames[i+1] != NULL) || (strrchr(sys.argv[0], '/'))))
+ break;
+ else
+ Sys_FreeLibrary (&dllhandle);
+ }
}
}
}
Con_DPrintf(" - loaded.\n");
+ Con_Printf("Loaded library \"%s\"\n", dllnames[i]);
*handle = dllhandle;
return true;
#endif
}
-void Sys_UnloadLibrary (dllhandle_t* handle)
+qbool Sys_LoadLibrary(const char *name, dllhandle_t *handle)
+{
+ dllhandle_t dllhandle = 0;
+
+ if(handle == NULL)
+ return false;
+
+#ifdef SUPPORTDLL
+# ifdef WIN32
+ dllhandle = LoadLibrary (name);
+# else
+ dllhandle = dlopen (name, RTLD_LAZY | RTLD_GLOBAL);
+# endif
+#endif
+ if(!dllhandle)
+ return false;
+
+ *handle = dllhandle;
+ return true;
+}
+
+void Sys_FreeLibrary (dllhandle_t* handle)
{
#ifdef SUPPORTDLL
if (handle == NULL || *handle == NULL)
# define HAVE_USLEEP 1
#endif
-// this one is referenced elsewhere
-cvar_t sys_usenoclockbutbenchmark = {CVAR_SAVE, "sys_usenoclockbutbenchmark", "0", "don't use ANY real timing, and simulate a clock (for benchmarking); the game then runs as fast as possible. Run a QC mod with bots that does some stuff, then does a quit at the end, to benchmark a server. NEVER do this on a public server."};
+// these are referenced elsewhere
+cvar_t sys_usenoclockbutbenchmark = {CF_CLIENT | CF_SERVER | CF_ARCHIVE, "sys_usenoclockbutbenchmark", "0", "don't use ANY real timing, and simulate a clock (for benchmarking); the game then runs as fast as possible. Run a QC mod with bots that does some stuff, then does a quit at the end, to benchmark a server. NEVER do this on a public server."};
+cvar_t sys_libdir = {CF_READONLY | CF_CLIENT | CF_SERVER, "sys_libdir", "", "Default engine library directory"};
// these are not
-static cvar_t sys_debugsleep = {0, "sys_debugsleep", "0", "write requested and attained sleep times to standard output, to be used with gnuplot"};
-static cvar_t sys_usesdlgetticks = {CVAR_SAVE, "sys_usesdlgetticks", "0", "use SDL_GetTicks() timer (less accurate, for debugging)"};
-static cvar_t sys_usesdldelay = {CVAR_SAVE, "sys_usesdldelay", "0", "use SDL_Delay() (less accurate, for debugging)"};
+static cvar_t sys_debugsleep = {CF_CLIENT | CF_SERVER, "sys_debugsleep", "0", "write requested and attained sleep times to standard output, to be used with gnuplot"};
+static cvar_t sys_usesdlgetticks = {CF_CLIENT | CF_SERVER | CF_ARCHIVE, "sys_usesdlgetticks", "0", "use SDL_GetTicks() timer (less accurate, for debugging)"};
+static cvar_t sys_usesdldelay = {CF_CLIENT | CF_SERVER | CF_ARCHIVE, "sys_usesdldelay", "0", "use SDL_Delay() (less accurate, for debugging)"};
#if HAVE_QUERYPERFORMANCECOUNTER
-static cvar_t sys_usequeryperformancecounter = {CVAR_SAVE, "sys_usequeryperformancecounter", "0", "use windows QueryPerformanceCounter timer (which has issues on multicore/multiprocessor machines and processors which are designed to conserve power) for timing rather than timeGetTime function (which has issues on some motherboards)"};
+static cvar_t sys_usequeryperformancecounter = {CF_CLIENT | CF_SERVER | CF_ARCHIVE, "sys_usequeryperformancecounter", "0", "use windows QueryPerformanceCounter timer (which has issues on multicore/multiprocessor machines and processors which are designed to conserve power) for timing rather than timeGetTime function (which has issues on some motherboards)"};
#endif
#if HAVE_CLOCKGETTIME
-static cvar_t sys_useclockgettime = {CVAR_SAVE, "sys_useclockgettime", "1", "use POSIX clock_gettime function (not adjusted by NTP on some older Linux kernels) for timing rather than gettimeofday (which has issues if the system time is stepped by ntpdate, or apparently on some Xen installations)"};
+static cvar_t sys_useclockgettime = {CF_CLIENT | CF_SERVER | CF_ARCHIVE, "sys_useclockgettime", "1", "use POSIX clock_gettime function (not adjusted by NTP on some older Linux kernels) for timing rather than gettimeofday (which has issues if the system time is stepped by ntpdate, or apparently on some Xen installations)"};
#endif
static double benchmark_time; // actually always contains an integer amount of milliseconds, will eventually "overflow"
+/*
+================
+Sys_CheckParm
+
+Returns the position (1 to argc-1) in the program's argument list
+where the given parameter apears, or 0 if not present
+================
+*/
+int Sys_CheckParm (const char *parm)
+{
+ int i;
+
+ for (i=1 ; i<sys.argc ; i++)
+ {
+ if (!sys.argv[i])
+ continue; // NEXTSTEP sometimes clears appkit vars.
+ if (!strcmp (parm,sys.argv[i]))
+ return i;
+ }
+
+ return 0;
+}
+
void Sys_Init_Commands (void)
{
Cvar_RegisterVariable(&sys_debugsleep);
Cvar_RegisterVariable(&sys_usenoclockbutbenchmark);
+ Cvar_RegisterVariable(&sys_libdir);
#if HAVE_TIMEGETTIME || HAVE_QUERYPERFORMANCECOUNTER || HAVE_CLOCKGETTIME || HAVE_GETTIMEOFDAY
if(sys_supportsdlgetticks)
{
{
QueryPerformanceCounter (&PerformanceCount);
- #ifdef __BORLANDC__
- timescale = 1.0 / ((double) PerformanceFreq.u.LowPart + (double) PerformanceFreq.u.HighPart * 65536.0 * 65536.0);
- return ((double) PerformanceCount.u.LowPart + (double) PerformanceCount.u.HighPart * 65536.0 * 65536.0) * timescale;
- #else
timescale = 1.0 / ((double) PerformanceFreq.LowPart + (double) PerformanceFreq.HighPart * 65536.0 * 65536.0);
return ((double) PerformanceCount.LowPart + (double) PerformanceCount.HighPart * 65536.0 * 65536.0) * timescale;
- #endif
}
else
{
if(sys_debugsleep.integer)
{
t = Sys_DirtyTime() - t;
- Sys_PrintfToTerminal("%d %d # debugsleep\n", microseconds, (unsigned int)(t * 1000000));
+ Sys_Printf("%d %d # debugsleep\n", microseconds, (unsigned int)(t * 1000000));
}
}
-void Sys_PrintfToTerminal(const char *fmt, ...)
+void Sys_Printf(const char *fmt, ...)
{
va_list argptr;
char msg[MAX_INPUTLINE];
dpvsnprintf(msg,sizeof(msg),fmt,argptr);
va_end(argptr);
- Sys_PrintToTerminal(msg);
+ Sys_Print(msg);
}
#ifndef WIN32
static const char *Sys_FindExecutableName(void)
{
#if defined(WIN32)
- return com_argv[0];
+ return sys.argv[0];
#else
static char exenamebuf[MAX_OSPATH+1];
ssize_t n = -1;
#if defined(__FreeBSD__)
- n = readlink("/proc/curproc/file", exenamebuf, sizeof(exenamebuf)-1);
+ int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
+ size_t exenamebuflen = sizeof(exenamebuf)-1;
+ if (sysctl(mib, 4, exenamebuf, &exenamebuflen, NULL, 0) == 0)
+ {
+ n = exenamebuflen;
+ }
#elif defined(__linux__)
n = readlink("/proc/self/exe", exenamebuf, sizeof(exenamebuf)-1);
#endif
exenamebuf[n] = 0;
return exenamebuf;
}
- if(strchr(com_argv[0], '/'))
- return com_argv[0]; // possibly a relative path
+ if(strchr(sys.argv[0], '/'))
+ return sys.argv[0]; // possibly a relative path
else
- return Sys_FindInPATH(com_argv[0], '/', getenv("PATH"), ':', exenamebuf, sizeof(exenamebuf));
+ return Sys_FindInPATH(sys.argv[0], '/', getenv("PATH"), ':', exenamebuf, sizeof(exenamebuf));
#endif
}
void Sys_ProvideSelfFD(void)
{
- if(com_selffd != -1)
+ if(sys.selffd != -1)
return;
- com_selffd = FS_SysOpenFD(Sys_FindExecutableName(), "rb", false);
+ sys.selffd = FS_SysOpenFD(Sys_FindExecutableName(), "rb", false);
}
// for x86 cpus only... (x64 has SSE2_PRESENT)
static int CPUID_Features(void)
{
int features = 0;
-# if defined(__GNUC__) && defined(__i386__)
+# if (defined(__GNUC__) || defined(__clang__) || defined(__TINYC__)) && defined(__i386__)
__asm__ (
" movl %%ebx,%%edi\n"
" xorl %%eax,%%eax \n"
#endif
#ifdef SSE_POSSIBLE
-qboolean Sys_HaveSSE(void)
+qbool Sys_HaveSSE(void)
{
// COMMANDLINEOPTION: SSE: -nosse disables SSE support and detection
- if(COM_CheckParm("-nosse"))
+ if(Sys_CheckParm("-nosse"))
return false;
#ifdef SSE_PRESENT
return true;
#else
// COMMANDLINEOPTION: SSE: -forcesse enables SSE support and disables detection
- if(COM_CheckParm("-forcesse") || COM_CheckParm("-forcesse2"))
+ if(Sys_CheckParm("-forcesse") || Sys_CheckParm("-forcesse2"))
return true;
if(CPUID_Features() & (1 << 25))
return true;
#endif
}
-qboolean Sys_HaveSSE2(void)
+qbool Sys_HaveSSE2(void)
{
// COMMANDLINEOPTION: SSE2: -nosse2 disables SSE2 support and detection
- if(COM_CheckParm("-nosse") || COM_CheckParm("-nosse2"))
+ if(Sys_CheckParm("-nosse") || Sys_CheckParm("-nosse2"))
return false;
#ifdef SSE2_PRESENT
return true;
#else
// COMMANDLINEOPTION: SSE2: -forcesse2 enables SSE2 support and disables detection
- if(COM_CheckParm("-forcesse2"))
+ if(Sys_CheckParm("-forcesse2"))
return true;
if((CPUID_Features() & (3 << 25)) == (3 << 25)) // SSE is 1<<25, SSE2 is 1<<26
return true;
#if defined(__linux__)
#include <sys/resource.h>
#include <errno.h>
-static int nicelevel;
-static qboolean nicepossible;
-static qboolean isnice;
+
void Sys_InitProcessNice (void)
{
struct rlimit lim;
- nicepossible = false;
- if(COM_CheckParm("-nonice"))
+ sys.nicepossible = false;
+ if(Sys_CheckParm("-nonice"))
return;
errno = 0;
- nicelevel = getpriority(PRIO_PROCESS, 0);
+ sys.nicelevel = getpriority(PRIO_PROCESS, 0);
if(errno)
{
Con_Printf("Kernel does not support reading process priority - cannot use niceness\n");
Con_Printf("Kernel does not support lowering nice level again - cannot use niceness\n");
return;
}
- if(lim.rlim_cur != RLIM_INFINITY && nicelevel < (int) (20 - lim.rlim_cur))
+ if(lim.rlim_cur != RLIM_INFINITY && sys.nicelevel < (int) (20 - lim.rlim_cur))
{
Con_Printf("Current nice level is below the soft limit - cannot use niceness\n");
return;
}
- nicepossible = true;
- isnice = false;
+ sys.nicepossible = true;
+ sys.isnice = false;
}
void Sys_MakeProcessNice (void)
{
- if(!nicepossible)
+ if(!sys.nicepossible)
return;
- if(isnice)
+ if(sys.isnice)
return;
Con_DPrintf("Process is becoming 'nice'...\n");
if(setpriority(PRIO_PROCESS, 0, 19))
- Con_Printf("Failed to raise nice level to %d\n", 19);
- isnice = true;
+ Con_Printf(CON_ERROR "Failed to raise nice level to %d\n", 19);
+ sys.isnice = true;
}
void Sys_MakeProcessMean (void)
{
- if(!nicepossible)
+ if(!sys.nicepossible)
return;
- if(!isnice)
+ if(!sys.isnice)
return;
Con_DPrintf("Process is becoming 'mean'...\n");
- if(setpriority(PRIO_PROCESS, 0, nicelevel))
- Con_Printf("Failed to lower nice level to %d\n", nicelevel);
- isnice = false;
+ if(setpriority(PRIO_PROCESS, 0, sys.nicelevel))
+ Con_Printf(CON_ERROR "Failed to lower nice level to %d\n", sys.nicelevel);
+ sys.isnice = false;
}
#else
void Sys_InitProcessNice (void)