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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5131 | clevermous | 1 | #include |
| 2 | #include |
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| 3 | #include |
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| 4 | #include |
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| 5 | #include |
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| 6 | #include |
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| 7 | #include |
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| 8 | #include |
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| 9 | #include |
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| 10 | #include |
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| 11 | #include |
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| 12 | #include |
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| 13 | #include |
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| 14 | #include |
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| 15 | #include |
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| 16 | #include |
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| 17 | #include |
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| 18 | #include |
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| 19 | |||
| 20 | #include "quakedef.h" |
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| 21 | |||
| 22 | qboolean isDedicated; |
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| 23 | |||
| 24 | int nostdout = 0; |
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| 25 | |||
| 26 | char *basedir = "."; |
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| 27 | char *cachedir = "/tmp"; |
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| 28 | |||
| 29 | cvar_t sys_linerefresh = {"sys_linerefresh","0"};// set for entity display |
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| 30 | |||
| 31 | // ======================================================================= |
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| 32 | // General routines |
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| 33 | // ======================================================================= |
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| 34 | |||
| 35 | void Sys_DebugNumber(int y, int val) |
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| 36 | { |
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| 37 | } |
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| 38 | |||
| 39 | /* |
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| 40 | void Sys_Printf (char *fmt, ...) |
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| 41 | { |
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| 42 | va_list argptr; |
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| 43 | char text[1024]; |
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| 44 | |||
| 45 | va_start (argptr,fmt); |
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| 46 | vsprintf (text,fmt,argptr); |
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| 47 | va_end (argptr); |
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| 48 | fprintf(stderr, "%s", text); |
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| 49 | |||
| 50 | Con_Print (text); |
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| 51 | } |
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| 52 | |||
| 53 | void Sys_Printf (char *fmt, ...) |
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| 54 | { |
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| 55 | |||
| 56 | va_list argptr; |
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| 57 | char text[1024], *t_p; |
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| 58 | int l, r; |
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| 59 | |||
| 60 | if (nostdout) |
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| 61 | return; |
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| 62 | |||
| 63 | va_start (argptr,fmt); |
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| 64 | vsprintf (text,fmt,argptr); |
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| 65 | va_end (argptr); |
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| 66 | |||
| 67 | l = strlen(text); |
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| 68 | t_p = text; |
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| 69 | |||
| 70 | // make sure everything goes through, even though we are non-blocking |
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| 71 | while (l) |
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| 72 | { |
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| 73 | r = write (1, text, l); |
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| 74 | if (r != l) |
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| 75 | sleep (0); |
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| 76 | if (r > 0) |
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| 77 | { |
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| 78 | t_p += r; |
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| 79 | l -= r; |
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| 80 | } |
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| 81 | } |
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| 82 | |||
| 83 | } |
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| 84 | */ |
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| 85 | |||
| 86 | void Sys_Printf (char *fmt, ...) |
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| 87 | { |
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| 88 | va_list argptr; |
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| 89 | char text[1024]; |
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| 90 | unsigned char *p; |
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| 91 | |||
| 92 | va_start (argptr,fmt); |
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| 93 | vsprintf (text,fmt,argptr); |
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| 94 | va_end (argptr); |
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| 95 | |||
| 96 | if (strlen(text) > sizeof(text)) |
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| 97 | Sys_Error("memory overwrite in Sys_Printf"); |
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| 98 | |||
| 99 | if (nostdout) |
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| 100 | return; |
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| 101 | |||
| 102 | for (p = (unsigned char *)text; *p; p++) { |
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| 103 | *p &= 0x7f; |
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| 104 | if ((*p > 128 || *p < 32) && *p != 10 && *p != 13 && *p != 9) |
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| 105 | printf("[%02x]", *p); |
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| 106 | else |
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| 107 | putc(*p, stdout); |
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| 108 | } |
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| 109 | } |
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| 110 | |||
| 111 | #if 0 |
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| 112 | static char end1[] = |
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| 113 | "\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"; |
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| 114 | static char end2[] = |
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| 115 | "\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"; |
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| 116 | |||
| 117 | #endif |
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| 118 | void Sys_Quit (void) |
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| 119 | { |
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| 120 | Host_Shutdown(); |
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| 121 | fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY); |
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| 122 | #if 0 |
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| 123 | if (registered.value) |
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| 124 | printf("%s", end2); |
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| 125 | else |
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| 126 | printf("%s", end1); |
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| 127 | #endif |
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| 128 | fflush(stdout); |
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| 129 | exit(0); |
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| 130 | } |
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| 131 | |||
| 132 | void Sys_Init(void) |
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| 133 | { |
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| 134 | #if id386 |
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| 135 | Sys_SetFPCW(); |
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| 136 | #endif |
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| 137 | } |
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| 138 | |||
| 139 | void Sys_Error (char *error, ...) |
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| 140 | { |
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| 141 | va_list argptr; |
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| 142 | char string[1024]; |
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| 143 | |||
| 144 | // change stdin to non blocking |
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| 145 | fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY); |
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| 146 | |||
| 147 | va_start (argptr,error); |
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| 148 | vsprintf (string,error,argptr); |
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| 149 | va_end (argptr); |
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| 150 | fprintf(stderr, "Error: %s\n", string); |
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| 151 | |||
| 152 | Host_Shutdown (); |
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| 153 | exit (1); |
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| 154 | |||
| 155 | } |
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| 156 | |||
| 157 | void Sys_Warn (char *warning, ...) |
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| 158 | { |
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| 159 | va_list argptr; |
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| 160 | char string[1024]; |
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| 161 | |||
| 162 | va_start (argptr,warning); |
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| 163 | vsprintf (string,warning,argptr); |
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| 164 | va_end (argptr); |
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| 165 | fprintf(stderr, "Warning: %s", string); |
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| 166 | } |
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| 167 | |||
| 168 | /* |
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| 169 | ============ |
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| 170 | Sys_FileTime |
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| 171 | |||
| 172 | returns -1 if not present |
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| 173 | ============ |
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| 174 | */ |
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| 175 | int Sys_FileTime (char *path) |
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| 176 | { |
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| 177 | struct stat buf; |
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| 178 | |||
| 179 | if (stat (path,&buf) == -1) |
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| 180 | return -1; |
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| 181 | |||
| 182 | return buf.st_mtime; |
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| 183 | } |
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| 184 | |||
| 185 | |||
| 186 | void Sys_mkdir (char *path) |
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| 187 | { |
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| 188 | mkdir (path, 0777); |
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| 189 | } |
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| 190 | |||
| 191 | int Sys_FileOpenRead (char *path, int *handle) |
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| 192 | { |
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| 193 | int h; |
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| 194 | struct stat fileinfo; |
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| 195 | |||
| 196 | |||
| 197 | h = open (path, O_RDONLY, 0666); |
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| 198 | *handle = h; |
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| 199 | if (h == -1) |
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| 200 | return -1; |
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| 201 | |||
| 202 | if (fstat (h,&fileinfo) == -1) |
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| 203 | Sys_Error ("Error fstating %s", path); |
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| 204 | |||
| 205 | return fileinfo.st_size; |
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| 206 | } |
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| 207 | |||
| 208 | int Sys_FileOpenWrite (char *path) |
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| 209 | { |
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| 210 | int handle; |
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| 211 | |||
| 212 | umask (0); |
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| 213 | |||
| 214 | handle = open(path,O_RDWR | O_CREAT | O_TRUNC |
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| 215 | , 0666); |
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| 216 | |||
| 217 | if (handle == -1) |
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| 218 | Sys_Error ("Error opening %s: %s", path,strerror(errno)); |
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| 219 | |||
| 220 | return handle; |
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| 221 | } |
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| 222 | |||
| 223 | int Sys_FileWrite (int handle, void *src, int count) |
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| 224 | { |
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| 225 | return write (handle, src, count); |
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| 226 | } |
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| 227 | |||
| 228 | void Sys_FileClose (int handle) |
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| 229 | { |
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| 230 | close (handle); |
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| 231 | } |
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| 232 | |||
| 233 | void Sys_FileSeek (int handle, int position) |
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| 234 | { |
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| 235 | lseek (handle, position, SEEK_SET); |
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| 236 | } |
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| 237 | |||
| 238 | int Sys_FileRead (int handle, void *dest, int count) |
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| 239 | { |
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| 240 | return read (handle, dest, count); |
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| 241 | } |
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| 242 | |||
| 243 | void Sys_DebugLog(char *file, char *fmt, ...) |
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| 244 | { |
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| 245 | va_list argptr; |
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| 246 | static char data[1024]; |
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| 247 | int fd; |
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| 248 | |||
| 249 | va_start(argptr, fmt); |
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| 250 | vsprintf(data, fmt, argptr); |
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| 251 | va_end(argptr); |
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| 252 | // fd = open(file, O_WRONLY | O_BINARY | O_CREAT | O_APPEND, 0666); |
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| 253 | fd = open(file, O_WRONLY | O_CREAT | O_APPEND, 0666); |
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| 254 | write(fd, data, strlen(data)); |
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| 255 | close(fd); |
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| 256 | } |
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| 257 | |||
| 258 | void Sys_EditFile(char *filename) |
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| 259 | { |
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| 260 | |||
| 261 | char cmd[256]; |
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| 262 | char *term; |
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| 263 | char *editor; |
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| 264 | |||
| 265 | term = getenv("TERM"); |
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| 266 | if (term && !strcmp(term, "xterm")) |
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| 267 | { |
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| 268 | editor = getenv("VISUAL"); |
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| 269 | if (!editor) |
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| 270 | editor = getenv("EDITOR"); |
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| 271 | if (!editor) |
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| 272 | editor = getenv("EDIT"); |
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| 273 | if (!editor) |
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| 274 | editor = "vi"; |
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| 275 | sprintf(cmd, "xterm -e %s %s", editor, filename); |
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| 276 | system(cmd); |
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| 277 | } |
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| 278 | |||
| 279 | } |
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| 280 | |||
| 281 | double Sys_FloatTime (void) |
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| 282 | { |
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| 283 | struct timeval tp; |
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| 284 | struct timezone tzp; |
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| 285 | static int secbase; |
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| 286 | |||
| 287 | gettimeofday(&tp, &tzp); |
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| 288 | |||
| 289 | if (!secbase) |
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| 290 | { |
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| 291 | secbase = tp.tv_sec; |
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| 292 | return tp.tv_usec/1000000.0; |
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| 293 | } |
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| 294 | |||
| 295 | return (tp.tv_sec - secbase) + tp.tv_usec/1000000.0; |
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| 296 | } |
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| 297 | |||
| 298 | // ======================================================================= |
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| 299 | // Sleeps for microseconds |
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| 300 | // ======================================================================= |
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| 301 | |||
| 302 | static volatile int oktogo; |
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| 303 | |||
| 304 | void alarm_handler(int x) |
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| 305 | { |
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| 306 | oktogo=1; |
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| 307 | } |
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| 308 | |||
| 309 | void Sys_LineRefresh(void) |
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| 310 | { |
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| 311 | } |
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| 312 | |||
| 313 | void floating_point_exception_handler(int whatever) |
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| 314 | { |
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| 315 | // Sys_Warn("floating point exception\n"); |
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| 316 | signal(SIGFPE, floating_point_exception_handler); |
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| 317 | } |
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| 318 | |||
| 319 | char *Sys_ConsoleInput(void) |
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| 320 | { |
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| 321 | static char text[256]; |
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| 322 | int len; |
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| 323 | fd_set fdset; |
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| 324 | struct timeval timeout; |
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| 325 | |||
| 326 | if (cls.state == ca_dedicated) { |
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| 327 | FD_ZERO(&fdset); |
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| 328 | FD_SET(0, &fdset); // stdin |
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| 329 | timeout.tv_sec = 0; |
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| 330 | timeout.tv_usec = 0; |
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| 331 | if (select (1, &fdset, NULL, NULL, &timeout) == -1 || !FD_ISSET(0, &fdset)) |
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| 332 | return NULL; |
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| 333 | |||
| 334 | len = read (0, text, sizeof(text)); |
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| 335 | if (len < 1) |
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| 336 | return NULL; |
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| 337 | text[len-1] = 0; // rip off the /n and terminate |
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| 338 | |||
| 339 | return text; |
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| 340 | } |
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| 341 | return NULL; |
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| 342 | } |
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| 343 | |||
| 344 | #if !id386 |
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| 345 | void Sys_HighFPPrecision (void) |
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| 346 | { |
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| 347 | } |
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| 348 | |||
| 349 | void Sys_LowFPPrecision (void) |
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| 350 | { |
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| 351 | } |
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| 352 | #endif |
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| 353 | |||
| 354 | int main (int c, char **v) |
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| 355 | { |
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| 356 | |||
| 357 | double time, oldtime, newtime; |
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| 358 | quakeparms_t parms; |
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| 359 | extern int vcrFile; |
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| 360 | extern int recording; |
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| 361 | int j; |
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| 362 | |||
| 363 | // static char cwd[1024]; |
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| 364 | |||
| 365 | // signal(SIGFPE, floating_point_exception_handler); |
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| 366 | signal(SIGFPE, SIG_IGN); |
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| 367 | |||
| 368 | memset(&parms, 0, sizeof(parms)); |
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| 369 | |||
| 370 | COM_InitArgv(c, v); |
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| 371 | parms.argc = com_argc; |
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| 372 | parms.argv = com_argv; |
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| 373 | |||
| 374 | #ifdef GLQUAKE |
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| 375 | parms.memsize = 16*1024*1024; |
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| 376 | #else |
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| 377 | parms.memsize = 8*1024*1024; |
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| 378 | #endif |
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| 379 | |||
| 380 | j = COM_CheckParm("-mem"); |
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| 381 | if (j) |
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| 382 | parms.memsize = (int) (Q_atof(com_argv[j+1]) * 1024 * 1024); |
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| 383 | parms.membase = malloc (parms.memsize); |
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| 384 | |||
| 385 | parms.basedir = basedir; |
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| 386 | // caching is disabled by default, use -cachedir to enable |
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| 387 | // parms.cachedir = cachedir; |
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| 388 | |||
| 389 | fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY); |
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| 390 | |||
| 391 | Host_Init(&parms); |
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| 392 | |||
| 393 | Sys_Init(); |
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| 394 | |||
| 395 | if (COM_CheckParm("-nostdout")) |
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| 396 | nostdout = 1; |
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| 397 | else { |
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| 398 | fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY); |
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| 399 | printf ("Linux Quake -- Version %0.3f\n", LINUX_VERSION); |
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| 400 | } |
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| 401 | |||
| 402 | oldtime = Sys_FloatTime () - 0.1; |
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| 403 | while (1) |
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| 404 | { |
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| 405 | // find time spent rendering last frame |
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| 406 | newtime = Sys_FloatTime (); |
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| 407 | time = newtime - oldtime; |
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| 408 | |||
| 409 | if (cls.state == ca_dedicated) |
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| 410 | { // play vcrfiles at max speed |
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| 411 | if (time < sys_ticrate.value && (vcrFile == -1 || recording) ) |
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| 412 | { |
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| 413 | usleep(1); |
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| 414 | continue; // not time to run a server only tic yet |
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| 415 | } |
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| 416 | time = sys_ticrate.value; |
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| 417 | } |
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| 418 | |||
| 419 | if (time > sys_ticrate.value*2) |
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| 420 | oldtime = newtime; |
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| 421 | else |
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| 422 | oldtime += time; |
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| 423 | |||
| 424 | Host_Frame (time); |
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| 425 | |||
| 426 | // graphic debugging aids |
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| 427 | if (sys_linerefresh.value) |
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| 428 | Sys_LineRefresh (); |
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| 429 | } |
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| 430 | |||
| 431 | } |
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| 432 | |||
| 433 | |||
| 434 | /* |
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| 435 | ================ |
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| 436 | Sys_MakeCodeWriteable |
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| 437 | ================ |
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| 438 | */ |
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| 439 | void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length) |
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| 440 | { |
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| 441 | |||
| 442 | int r; |
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| 443 | unsigned long addr; |
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| 444 | int psize = getpagesize(); |
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| 445 | |||
| 446 | addr = (startaddr & ~(psize-1)) - psize; |
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| 447 | |||
| 448 | // fprintf(stderr, "writable code %lx(%lx)-%lx, length=%lx\n", startaddr, |
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| 449 | // addr, startaddr+length, length); |
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| 450 | |||
| 451 | r = mprotect((char*)addr, length + startaddr - addr + psize, 7); |
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| 452 | |||
| 453 | if (r < 0) |
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| 454 | Sys_Error("Protection change failed\n"); |
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| 455 | |||
| 456 | } |
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| 457 |