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quakequest/Projects/Android/jni/darkplaces/sys_linux.c
2021-02-02 22:53:37 +00:00

200 lines
3.8 KiB
C

#ifdef WIN32
#include <windows.h>
#include <mmsystem.h>
#include <io.h>
#include "conio.h"
#else
#include <unistd.h>
#include <fcntl.h>
#include <time.h>
#endif
#include <signal.h>
#include "quakedef.h"
// =======================================================================
// General routines
// =======================================================================
void Sys_Shutdown (void)
{
#ifdef FNDELAY
fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
#endif
fflush(stdout);
exit(0);
}
void Sys_Error (const char *error, ...)
{
va_list argptr;
char string[MAX_INPUTLINE];
// change stdin to non blocking
#ifdef FNDELAY
fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
#endif
va_start (argptr,error);
dpvsnprintf (string, sizeof (string), error, argptr);
va_end (argptr);
Con_Printf ("Quake Error: %s\n", string);
Host_Shutdown ();
exit (1);
}
static int outfd = 1;
void Sys_PrintToTerminal(const char *text)
{
if(outfd < 0)
return;
#ifdef FNDELAY
// BUG: for some reason, NDELAY also affects stdout (1) when used on stdin (0).
// this is because both go to /dev/tty by default!
{
int origflags = fcntl (outfd, F_GETFL, 0);
fcntl (outfd, F_SETFL, origflags & ~FNDELAY);
#endif
#ifdef WIN32
#define write _write
#endif
while(*text)
{
fs_offset_t written = (fs_offset_t)write(outfd, text, strlen(text));
if(written <= 0)
break; // sorry, I cannot do anything about this error - without an output
text += written;
}
#ifdef FNDELAY
fcntl (outfd, F_SETFL, origflags);
}
#endif
//fprintf(stdout, "%s", text);
}
char *Sys_ConsoleInput(void)
{
//if (cls.state == ca_dedicated)
{
static char text[MAX_INPUTLINE];
static unsigned int len = 0;
#ifdef WIN32
int c;
// read a line out
while (_kbhit ())
{
c = _getch ();
if (c == '\r')
{
text[len] = '\0';
_putch ('\n');
len = 0;
return text;
}
if (c == '\b')
{
if (len)
{
_putch (c);
_putch (' ');
_putch (c);
len--;
}
continue;
}
if (len < sizeof (text) - 1)
{
_putch (c);
text[len] = c;
len++;
}
}
#else
fd_set fdset;
struct timeval timeout;
FD_ZERO(&fdset);
FD_SET(0, &fdset); // stdin
timeout.tv_sec = 0;
timeout.tv_usec = 0;
if (select (1, &fdset, NULL, NULL, &timeout) != -1 && FD_ISSET(0, &fdset))
{
len = read (0, text, sizeof(text) - 1);
if (len >= 1)
{
// rip off the \n and terminate
// div0: WHY? console code can deal with \n just fine
// this caused problems with pasting stuff into a terminal window
// so, not ripping off the \n, but STILL keeping a NUL terminator
text[len] = 0;
return text;
}
}
#endif
}
return NULL;
}
char *Sys_GetClipboardData (void)
{
return NULL;
}
void Sys_InitConsole (void)
{
}
int main (int argc, char **argv)
{
signal(SIGFPE, SIG_IGN);
com_argc = argc;
int argvsize=argc * sizeof(char*);
int i;
/*for (i=0; i<argc; i++)
{
argvsize+=strlen(argv[i])+1;
}*/
static char** staticargv;
staticargv=(char**)malloc(argvsize);
memcpy(staticargv,argv,argvsize);
com_argv = (const char **)staticargv;
freopen("stdout.txt","w",stdout);
setvbuf(stdout, NULL, _IONBF, 0);
freopen("stderr.txt","w",stderr);
setvbuf(stderr, NULL, _IONBF, 0);
Sys_ProvideSelfFD();
// COMMANDLINEOPTION: sdl: -noterminal disables console output on stdout
if(COM_CheckParm("-noterminal"))
outfd = -1;
// COMMANDLINEOPTION: sdl: -stderr moves console output to stderr
else if(COM_CheckParm("-stderr"))
outfd = 2;
else
outfd = 1;
#ifdef FNDELAY
fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);
#endif
Host_Main();
return 0;
}
qboolean sys_supportsdlgetticks = false;
unsigned int Sys_SDL_GetTicks (void)
{
Sys_Error("Called Sys_SDL_GetTicks on non-SDL target");
return 0;
}
void Sys_SDL_Delay (unsigned int milliseconds)
{
Sys_Error("Called Sys_SDL_Delay on non-SDL target");
}