Add more debugging prints in Draw_CachePic, most of these are for edge cases.

[xonotic/darkplaces.git] / sys_linux.c

diff --git a/sys_linux.c b/sys_linux.c
index 7c3033a612d15b352e567f4592349a1ba2f14bde..ac2ea61636c7087eb6d6c59be09c039bc9eeebba 100644 (file)
--- a/sys_linux.c
+++ b/sys_linux.c
@@ -1,292 +1,184 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdarg.h>

 
 

-#include <sys/types.h>
-#include <sys/stat.h>
+#ifdef WIN32
+#include <windows.h>
+#include <mmsystem.h>
+#include <io.h>
+#include "conio.h"
+#else

 #include <unistd.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <fcntl.h>

+#include <time.h>
+#endif

 
 #include <signal.h>
 
 #include <signal.h>

-#include <limits.h>
-#include <sys/ipc.h>
-#include <sys/shm.h>
-#include <sys/time.h>
-#include <sys/wait.h>
-#include <sys/mman.h>
-#include <string.h>
-#include <ctype.h>
-#include <errno.h>
-#include <time.h>

 
 #include "quakedef.h"
 
 
 #include "quakedef.h"
 

-char *basedir = ".";
-#if CACHEENABLE
-char *cachedir = "/tmp";
-#endif
-

 // =======================================================================
 // General routines
 // =======================================================================
 // =======================================================================
 // General routines
 // =======================================================================

-
-void Sys_DebugNumber(int y, int val)
+void Sys_Shutdown (void)

 {
 {

-}
-
-#if 0
-static char end1[] =
-"\x1b[?7h\x1b[40m\x1b[2J\x1b[0;1;41m\x1b[1;1H                QUAKE: The Doomed Dimension \x1b[33mby \x1b[44mid\x1b[41m Software                      \x1b[2;1H  ----------------------------------------------------------------------------  \x1b[3;1H           CALL 1-800-IDGAMES TO ORDER OR FOR TECHNICAL SUPPORT                 \x1b[4;1H             PRICE: $45.00 (PRICES MAY VARY OUTSIDE THE US.)                    \x1b[5;1H                                                                                \x1b[6;1H  \x1b[37mYes! You only have one fourth of this incredible epic. That is because most   \x1b[7;1H   of you have paid us nothing or at most, very little. You could steal the     \x1b[8;1H   game from a friend. But we both know you'll be punished by God if you do.    \x1b[9;1H        \x1b[33mWHY RISK ETERNAL DAMNATION? CALL 1-800-IDGAMES AND BUY NOW!             \x1b[10;1H             \x1b[37mRemember, we love you almost as much as He does.                   \x1b[11;1H                                                                                \x1b[12;1H            \x1b[33mProgramming: \x1b[37mJohn Carmack, Michael Abrash, John Cash                \x1b[13;1H       \x1b[33mDesign: \x1b[37mJohn Romero, Sandy Petersen, American McGee, Tim Willits         \x1b[14;1H                     \x1b[33mArt: \x1b[37mAdrian Carmack, Kevin Cloud                           \x1b[15;1H               \x1b[33mBiz: \x1b[37mJay Wilbur, Mike Wilson, Donna Jackson                      \x1b[16;1H            \x1b[33mProjects: \x1b[37mShawn Green   \x1b[33mSupport: \x1b[37mBarrett Alexander                  \x1b[17;1H              \x1b[33mSound Effects: \x1b[37mTrent Reznor and Nine Inch Nails                   \x1b[18;1H  For other information or details on ordering outside the US, check out the    \x1b[19;1H     files accompanying QUAKE or our website at http://www.idsoftware.com.      \x1b[20;1H    \x1b[0;41mQuake is a trademark of Id Software, inc., (c)1996 Id Software, inc.        \x1b[21;1H     All rights reserved. NIN logo is a"
-" registered trademark licensed to        \x1b[22;1H                 Nothing Interactive, Inc. All rights reserved.                 \x1b[40m\x1b[23;1H\x1b[0m";
-static char end2[] =
-"\x1b[?7h\x1b[40m\x1b[2J\x1b[0;1;41m\x1b[1;1H        QUAKE \x1b[33mby \x1b[44mid\x1b[41m Software                                                    \x1b[2;1H -----------------------------------------------------------------------------  \x1b[3;1H        \x1b[37mWhy did you quit from the registered version of QUAKE? Did the          \x1b[4;1H        scary monsters frighten you? Or did Mr. Sandman tug at your             \x1b[5;1H        little lids? No matter! What is important is you love our               \x1b[6;1H        game, and gave us your money. Congratulations, you are probably         \x1b[7;1H        not a thief.                                                            \x1b[8;1H                                                           Thank You.           \x1b[9;1H        \x1b[33;44mid\x1b[41m Software is:                                                         \x1b[10;1H        PROGRAMMING: \x1b[37mJohn Carmack, Michael Abrash, John Cash                    \x1b[11;1H        \x1b[33mDESIGN: \x1b[37mJohn Romero, Sandy Petersen, American McGee, Tim Willits        \x1b[12;1H        \x1b[33mART: \x1b[37mAdrian Carmack, Kevin Cloud                                        \x1b[13;1H        \x1b[33mBIZ: \x1b[37mJay Wilbur, Mike Wilson     \x1b[33mPROJECTS MAN: \x1b[37mShawn Green              \x1b[14;1H        \x1b[33mBIZ ASSIST: \x1b[37mDonna Jackson        \x1b[33mSUPPORT: \x1b[37mBarrett Alexander             \x1b[15;1H        \x1b[33mSOUND EFFECTS AND MUSIC: \x1b[37mTrent Reznor and Nine Inch Nails               \x1b[16;1H                                                                                \x1b[17;1H        If you need help running QUAKE refer to the text files in the           \x1b[18;1H        QUAKE directory, or our website at http://www.idsoftware.com.           \x1b[19;1H        If all else fails, call our technical support at 1-800-IDGAMES.         \x1b[20;1H      \x1b[0;41mQuake is a trademark of Id Software, inc., (c)1996 Id Software, inc.      \x1b[21;1H        All rights reserved."
-" NIN logo is a registered trademark licensed        \x1b[22;1H             to Nothing Interactive, Inc. All rights reserved.                  \x1b[23;1H\x1b[40m\x1b[0m";
-#endif
-
-void Sys_Quit (void)
-{
-       Host_Shutdown();
-    fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
-#if 0
-       if (registered.integer)
-               printf("%s", end2);
-       else
-               printf("%s", end1);
+#ifdef FNDELAY
+       fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);

 #endif
        fflush(stdout);
 #endif
        fflush(stdout);

-       exit(0);

 }
 
 }
 

-void Sys_Error (char *error, ...)
-{ 
-    va_list     argptr;
-    char        string[1024];
-
-// change stdin to non blocking
-    fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
-    
-    va_start (argptr,error);
-    vsprintf (string,error,argptr);
-    va_end (argptr);
-       fprintf(stderr, "Error: %s\n", string);
-
-       Host_Shutdown ();
-       exit (1);
-
-} 
-
-void Sys_Warn (char *warning, ...)
-{ 
-    va_list     argptr;
-    char        string[1024];
-    
-    va_start (argptr,warning);
-    vsprintf (string,warning,argptr);
-    va_end (argptr);
-       fprintf(stderr, "Warning: %s", string);
-} 
-
-/*
-============
-Sys_FileTime
-
-returns -1 if not present
-============
-*/
-int    Sys_FileTime (char *path)
+void Sys_Error (const char *error, ...)

 {
 {

-       struct  stat    buf;
-       
-       if (stat (path,&buf) == -1)
-               return -1;
-       
-       return buf.st_mtime;
-}
-
+       va_list argptr;
+       char string[MAX_INPUTLINE];

 
 

-void Sys_mkdir (char *path)
-{
-    mkdir (path, 0777);
-}
-
-int Sys_FileOpenRead (char *path, int *handle)
-{
-       int     h;
-       struct stat     fileinfo;
-    
-       
-       h = open (path, O_RDONLY, 0666);
-       *handle = h;
-       if (h == -1)
-               return -1;
-       
-       if (fstat (h,&fileinfo) == -1)
-               Sys_Error ("Error fstating %s", path);
-
-       return fileinfo.st_size;
-}
-
-int Sys_FileOpenWrite (char *path)
-{
-       int     handle;
-
-       umask (0);
-       
-       handle = open(path,O_RDWR | O_CREAT | O_TRUNC, 0666);
-
-       if (handle == -1)
-       {
-               Con_Printf("Sys_FileOpenWrite: Error opening %s: %s", path, strerror(errno));
-               return 0;
-       }
-
-       return handle;
-}
-
-int Sys_FileWrite (int handle, void *src, int count)
-{
-       return write (handle, src, count);
-}
-
-void Sys_FileClose (int handle)
-{
-       close (handle);
-}
+// change stdin to non blocking
+#ifdef FNDELAY
+       fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
+#endif

 
 

-void Sys_FileSeek (int handle, int position)
-{
-       lseek (handle, position, SEEK_SET);
-}
+       va_start (argptr,error);
+       dpvsnprintf (string, sizeof (string), error, argptr);
+       va_end (argptr);

 
 

-int Sys_FileRead (int handle, void *dest, int count)
-{
-    return read (handle, dest, count);
-}
+       Con_Printf ("Quake Error: %s\n", string);

 
 

-void Sys_DebugLog(char *file, char *fmt, ...)
-{
-    va_list argptr; 
-    static char data[1024];
-    int fd;
-    
-    va_start(argptr, fmt);
-    vsprintf(data, fmt, argptr);
-    va_end(argptr);
-//    fd = open(file, O_WRONLY | O_BINARY | O_CREAT | O_APPEND, 0666);
-    fd = open(file, O_WRONLY | O_CREAT | O_APPEND, 0666);
-    write(fd, data, strlen(data));
-    close(fd);
+       Host_Shutdown ();
+       exit (1);

 }
 
 }
 

-double Sys_DoubleTime (void)
+static int outfd = 1;
+void Sys_PrintToTerminal(const char *text)

 {
 {

-       static int first = true;
-       static double oldtime = 0.0, basetime = 0.0;
-       double newtime;
-       struct timeval tp;
-       struct timezone tzp; 
-
-       gettimeofday(&tp, &tzp);
-
-       newtime = (double) ((unsigned long) tp.tv_sec) + tp.tv_usec/1000000.0 - basetime;
-
-       if (first)
+       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!

        {
        {

-               first = false;
-               basetime = newtime;
-               newtime = 0.0;
+               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, (int)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);

        }
        }

-
-       if (newtime < oldtime)
-               Sys_Error("Sys_DoubleTime: time running backwards??\n");
-
-       oldtime = newtime;
-
-       return newtime;
-}
-
-// =======================================================================
-// Sleeps for microseconds
-// =======================================================================
-
-static volatile int oktogo;
-
-void alarm_handler(int x)
-{
-       oktogo=1;
-}
-
-void floating_point_exception_handler(int whatever)
-{
-//     Sys_Warn("floating point exception\n");
-       signal(SIGFPE, floating_point_exception_handler);
+#endif
+       //fprintf(stdout, "%s", text);

 }
 
 char *Sys_ConsoleInput(void)
 {
 }
 
 char *Sys_ConsoleInput(void)
 {

-    static char text[256];
-    int     len;
-       fd_set  fdset;
-    struct timeval timeout;
-
-       if (cls.state == ca_dedicated) {
+       //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;
                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))
-                       return NULL;
-
-               len = read (0, text, sizeof(text));
-               if (len < 1)
-                       return NULL;
-               text[len-1] = 0;    // rip off the /n and terminate
-
-               return text;
+               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;
 }
 
        }
        return NULL;
 }
 

-void Sys_Sleep(void)
+char *Sys_GetClipboardData (void)

 {
 {

-       usleep(1);
+       return NULL;

 }
 
 }
 

-int main (int c, char **v)
+void Sys_InitConsole (void)

 {
 {

+}

 
 

-       double oldtime, newtime;
-
-//     static char cwd[1024];
-
-//     signal(SIGFPE, floating_point_exception_handler);
+int main (int argc, char **argv)
+{

        signal(SIGFPE, SIG_IGN);
 
        signal(SIGFPE, SIG_IGN);
 

-       memset(&host_parms, 0, sizeof(host_parms));
-
-       COM_InitArgv(c, v);
-       host_parms.argc = com_argc;
-       host_parms.argv = com_argv;
+       com_argc = argc;
+       com_argv = (const char **)argv;
+       Sys_ProvideSelfFD();

 
 

-       host_parms.basedir = basedir;
+       // 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);
        fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);

+#endif

 
 

-       Sys_Shared_EarlyInit();
-
-       Host_Init();
-
-       Sys_Shared_LateInit();
-
-       oldtime = Sys_DoubleTime () - 0.1;
-       while (1)
-       {
-               // find time spent rendering last frame
-               newtime = Sys_DoubleTime ();
+       Host_Main();

 
 

-               Host_Frame (newtime - oldtime);
+       return 0;
+}

 
 

-               oldtime = newtime;
-       }
+qboolean sys_supportsdlgetticks = false;
+unsigned int Sys_SDL_GetTicks (void)
+{
+       Sys_Error("Called Sys_SDL_GetTicks on non-SDL target");

        return 0;
 }
        return 0;
 }

+void Sys_SDL_Delay (unsigned int milliseconds)
+{
+       Sys_Error("Called Sys_SDL_Delay on non-SDL target");
+}