sys_sdl.c

   1
   2 #ifdef WIN32
   3 #include <io.h>
   4 #include <locale.h>
   5 #include "conio.h"
   6 #else
   7 #include <unistd.h>
   8 #include <fcntl.h>
   9 #include <sys/time.h>
  10 #endif
  11
  12 #ifdef __ANDROID__
  13 #include <android/log.h>
  14
  15 #ifndef FNDELAY
  16 #define FNDELAY         O_NDELAY
  17 #endif
  18 #endif
  19
  20 #include <signal.h>
  21
  22 #include <SDL.h>
  23
  24 #ifdef WIN32
  25 #ifdef _MSC_VER
  26 #if SDL_MAJOR_VERSION == 1
  27 #pragma comment(lib, "sdl.lib")
  28 #pragma comment(lib, "sdlmain.lib")
  29 #else
  30 #pragma comment(lib, "sdl2.lib")
  31 #pragma comment(lib, "sdl2main.lib")
  32 #endif
  33 #endif
  34 #endif
  35
  36 #include "quakedef.h"
  37
  38 // =======================================================================
  39 // General routines
  40 // =======================================================================
  41
  42 void Sys_Shutdown (void)
  43 {
  44 #ifdef __ANDROID__
  45         Sys_AllowProfiling(false);
  46 #endif
  47 #ifndef WIN32
  48         fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
  49 #endif
  50         fflush(stdout);
  51         SDL_Quit();
  52 }
  53
  54
  55 void Sys_Error (const char *error, ...)
  56 {
  57         va_list argptr;
  58         char string[MAX_INPUTLINE];
  59
  60 // change stdin to non blocking
  61 #ifndef WIN32
  62         fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
  63 #endif
  64
  65         va_start (argptr,error);
  66         dpvsnprintf (string, sizeof (string), error, argptr);
  67         va_end (argptr);
  68
  69         Con_Printf ("Quake Error: %s\n", string);
  70
  71 #ifdef WIN32
  72         MessageBox(NULL, string, "Quake Error", MB_OK | MB_SETFOREGROUND | MB_ICONSTOP);
  73 #endif
  74
  75         Host_Shutdown ();
  76         exit (1);
  77 }
  78
  79 static int outfd = 1;
  80 void Sys_PrintToTerminal(const char *text)
  81 {
  82 #ifdef __ANDROID__
  83         if (developer.integer > 0)
  84         {
  85                 __android_log_write(ANDROID_LOG_DEBUG, com_argv[0], text);
  86         }
  87 #else
  88         if(outfd < 0)
  89                 return;
  90 #ifdef FNDELAY
  91         // BUG: for some reason, NDELAY also affects stdout (1) when used on stdin (0).
  92         // this is because both go to /dev/tty by default!
  93         {
  94                 int origflags = fcntl (outfd, F_GETFL, 0);
  95                 fcntl (outfd, F_SETFL, origflags & ~FNDELAY);
  96 #endif
  97 #ifdef WIN32
  98 #define write _write
  99 #endif
 100                 while(*text)
 101                 {
 102                         fs_offset_t written = (fs_offset_t)write(outfd, text, (int)strlen(text));
 103                         if(written <= 0)
 104                                 break; // sorry, I cannot do anything about this error - without an output
 105                         text += written;
 106                 }
 107 #ifdef FNDELAY
 108                 fcntl (outfd, F_SETFL, origflags);
 109         }
 110 #endif
 111         //fprintf(stdout, "%s", text);
 112 #endif
 113 }
 114
 115 char *Sys_ConsoleInput(void)
 116 {
 117 //      if (cls.state == ca_dedicated)
 118         {
 119                 static char text[MAX_INPUTLINE];
 120                 int len = 0;
 121 #ifdef WIN32
 122                 int c;
 123
 124                 // read a line out
 125                 while (_kbhit ())
 126                 {
 127                         c = _getch ();
 128                         _putch (c);
 129                         if (c == '\r')
 130                         {
 131                                 text[len] = 0;
 132                                 _putch ('\n');
 133                                 len = 0;
 134                                 return text;
 135                         }
 136                         if (c == 8)
 137                         {
 138                                 if (len)
 139                                 {
 140                                         _putch (' ');
 141                                         _putch (c);
 142                                         len--;
 143                                         text[len] = 0;
 144                                 }
 145                                 continue;
 146                         }
 147                         text[len] = c;
 148                         len++;
 149                         text[len] = 0;
 150                         if (len == sizeof (text))
 151                                 len = 0;
 152                 }
 153 #else
 154                 fd_set fdset;
 155                 struct timeval timeout;
 156                 FD_ZERO(&fdset);
 157                 FD_SET(0, &fdset); // stdin
 158                 timeout.tv_sec = 0;
 159                 timeout.tv_usec = 0;
 160                 if (select (1, &fdset, NULL, NULL, &timeout) != -1 && FD_ISSET(0, &fdset))
 161                 {
 162                         len = read (0, text, sizeof(text));
 163                         if (len >= 1)
 164                         {
 165                                 // rip off the \n and terminate
 166                                 text[len-1] = 0;
 167                                 return text;
 168                         }
 169                 }
 170 #endif
 171         }
 172         return NULL;
 173 }
 174
 175 char *Sys_GetClipboardData (void)
 176 {
 177 #if SDL_MAJOR_VERSION != 1
 178         char *data = NULL;
 179         char *cliptext;
 180
 181         cliptext = SDL_GetClipboardText();
 182         if (cliptext != NULL) {
 183                 size_t allocsize;
 184                 allocsize = strlen(cliptext) + 1;
 185                 data = (char *)Z_Malloc (allocsize);
 186                 strlcpy (data, cliptext, allocsize);
 187                 SDL_free(cliptext);
 188         }
 189
 190         return data;
 191 #elif defined(WIN32)
 192         char *data = NULL;
 193         char *cliptext;
 194
 195         if (OpenClipboard (NULL) != 0)
 196         {
 197                 HANDLE hClipboardData;
 198
 199                 if ((hClipboardData = GetClipboardData (CF_TEXT)) != 0)
 200                 {
 201                         if ((cliptext = (char *)GlobalLock (hClipboardData)) != 0)
 202                         {
 203                                 size_t allocsize;
 204                                 allocsize = GlobalSize (hClipboardData) + 1;
 205                                 data = (char *)Z_Malloc (allocsize);
 206                                 strlcpy (data, cliptext, allocsize);
 207                                 GlobalUnlock (hClipboardData);
 208                         }
 209                 }
 210                 CloseClipboard ();
 211         }
 212         return data;
 213 #else
 214         return NULL;
 215 #endif
 216 }
 217
 218 void Sys_InitConsole (void)
 219 {
 220 }
 221
 222 int main (int argc, char *argv[])
 223 {
 224 #ifdef WIN32
 225         setlocale(LC_ALL, "");
 226 #endif
 227
 228         signal(SIGFPE, SIG_IGN);
 229
 230 #ifdef __ANDROID__
 231         Sys_AllowProfiling(true);
 232 #endif
 233
 234         com_argc = argc;
 235         com_argv = (const char **)argv;
 236         Sys_ProvideSelfFD();
 237
 238         // COMMANDLINEOPTION: sdl: -noterminal disables console output on stdout
 239         if(COM_CheckParm("-noterminal"))
 240                 outfd = -1;
 241         // COMMANDLINEOPTION: sdl: -stderr moves console output to stderr
 242         else if(COM_CheckParm("-stderr"))
 243                 outfd = 2;
 244         else
 245                 outfd = 1;
 246
 247 #ifndef WIN32
 248         fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);
 249 #endif
 250
 251         // we don't know which systems we'll want to init, yet...
 252         SDL_Init(0);
 253
 254         Host_Main();
 255
 256         return 0;
 257 }
 258
 259 qboolean sys_supportsdlgetticks = true;
 260 unsigned int Sys_SDL_GetTicks (void)
 261 {
 262         return SDL_GetTicks();
 263 }
 264 void Sys_SDL_Delay (unsigned int milliseconds)
 265 {
 266         SDL_Delay(milliseconds);
 267 }