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