src/lib/16_head.c

   1 /* Project 16 Source Code~\r
   2  * Copyright (C) 2012-2016 sparky4 & pngwen & andrius4669 & joncampbell123\r
   3  *\r
   4  * This file is part of Project 16.\r
   5  *\r
   6  * Project 16 is free software; you can redistribute it and/or modify\r
   7  * it under the terms of the GNU General Public License as published by\r
   8  * the Free Software Foundation; either version 3 of the License, or\r
   9  * (at your option) any later version.\r
  10  *\r
  11  * Project 16 is distributed in the hope that it will be useful,\r
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14  * GNU General Public License for more details.\r
  15  *\r
  16  * You should have received a copy of the GNU General Public License\r
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>, or\r
  18  * write to the Free Software Foundation, Inc., 51 Franklin Street,\r
  19  * Fifth Floor, Boston, MA 02110-1301 USA.\r
  20  *\r
  21  */\r
  22 \r
  23 #include "src/lib/16_head.h"\r
  24 \r
  25 /* Function: Wait **********************************************************\r
  26 *\r
  27 *     Parameters:    wait - time in microseconds\r
  28 *\r
  29 *     Description:    pauses for a specified number of microseconds.\r
  30 *\r
  31 */\r
  32 void wait(clock_t wait){\r
  33         clock_t goal;\r
  34 \r
  35         if(!wait) return;\r
  36 \r
  37         goal = wait + clock();\r
  38         while((goal > clock()) && !kbhit()) ;\r
  39 } /* End of wait */\r
  40 \r
  41 long int\r
  42 filesize(FILE *fp)\r
  43 {\r
  44         long int save_pos, size_of_file;\r
  45 \r
  46         save_pos = ftell(fp);\r
  47         fseek(fp, 0L, SEEK_END);\r
  48         size_of_file = ftell(fp);\r
  49         fseek(fp, save_pos, SEEK_SET);\r
  50         return(size_of_file);\r
  51 }\r
  52 \r
  53 void printmeminfoline(byte *strc, const byte *pee, size_t h_total, size_t h_used, size_t h_free)\r
  54 {\r
  55         byte str[64];\r
  56         strcat(strc,pee); strcat(strc,"            "); ultoa((dword)h_total,str,10); strcat(strc,str);\r
  57         if(strlen(str)<=4) strcat(strc,"        "); //printf("%u\n", strlen(str));\r
  58         strcat(strc,"   "); ultoa((dword)h_used,str,10); strcat(strc,str); strcat(strc,"        "); strcat(strc,"  ");\r
  59         ultoa((dword)h_free,str,10); strcat(strc,str);\r
  60         strcat(strc,"\n");\r
  61 }\r
  62 \r
  63 ///////////////////////////////////////////////////////////////////////////\r
  64 //\r
  65 //      US_CheckParm() - checks to see if a string matches one of a set of\r
  66 //              strings. The check is case insensitive. The routine returns the\r
  67 //              index of the string that matched, or -1 if no matches were found\r
  68 //\r
  69 ///////////////////////////////////////////////////////////////////////////\r
  70 int\r
  71 US_CheckParm(char *parm,char **strings)\r
  72 {\r
  73         char    cp,cs,\r
  74                         *p,*s;\r
  75         int             i;\r
  76 \r
  77         while (!isalpha(*parm)) // Skip non-alphas\r
  78                 parm++;\r
  79 \r
  80         for (i = 0;*strings && **strings;i++)\r
  81         {\r
  82                 for (s = *strings++,p = parm,cs = cp = 0;cs == cp;)\r
  83                 {\r
  84                         cs = *s++;\r
  85                         if (!cs)\r
  86                                 return(i);\r
  87                         cp = *p++;\r
  88 \r
  89                         if (isupper(cs))\r
  90                                 cs = tolower(cs);\r
  91                         if (isupper(cp))\r
  92                                 cp = tolower(cp);\r
  93                 }\r
  94         }\r
  95         return(-1);\r
  96 }\r
  97 \r
  98 /*\r
  99 ==========================\r
 100 =\r
 101 = Quit\r
 102 =\r
 103 ==========================\r
 104 */\r
 105 \r
 106 /*void Quit(char *error, ...)\r
 107 {\r
 108         short exit_code=0;\r
 109         unsigned        finscreen;\r
 110 \r
 111         va_list ap;\r
 112 \r
 113         va_start(ap,error);\r
 114 \r
 115 #ifndef CATALOG\r
 116         if (!error)\r
 117         {\r
 118                 CA_SetAllPurge ();\r
 119                 CA_CacheGrChunk (PIRACY);\r
 120                 finscreen = (unsigned)grsegs[PIRACY];\r
 121         }\r
 122 #endif\r
 123 \r
 124         //ShutdownId ();\r
 125 \r
 126         if (error && *error)\r
 127         {\r
 128                 vprintf(error,ap);\r
 129                 exit_code = 1;\r
 130         }\r
 131 #ifndef CATALOG\r
 132         else\r
 133         if (!NoWait)\r
 134         {\r
 135                 movedata (finscreen,0,0xb800,0,4000);\r
 136                 bioskey (0);\r
 137         }\r
 138 #endif\r
 139 \r
 140         va_end(ap);\r
 141 \r
 142 #ifndef CATALOG\r
 143         if (!error)\r
 144         {\r
 145                 _argc = 2;\r
 146                 _argv[1] = "LAST.SHL";\r
 147                 _argv[2] = "ENDSCN.SCN";\r
 148                 _argv[3] = NULL;\r
 149                 if (execv("LOADSCN.EXE", _argv) == -1)\r
 150                 {\r
 151                         clrscr();\r
 152                         puts("Couldn't find executable LOADSCN.EXE.\n");\r
 153                         exit(1);\r
 154                 }\r
 155         }\r
 156 #endif\r
 157 \r
 158         exit(exit_code);\r
 159 }*/\r
 160 \r
 161 byte dirchar(byte in)\r
 162 {\r
 163         byte out;\r
 164         switch(in)\r
 165         {\r
 166                 case 0: //up\r
 167                         out = 0x1E;\r
 168                 break;\r
 169                 case 4: //down\r
 170                         out = 0x1F;\r
 171                 break;\r
 172                 case 1: //left\r
 173                         out = 0x11;\r
 174                 break;\r
 175                 case 3: //right\r
 176                         out = 0x10;\r
 177                 break;\r
 178                 default: //null\r
 179                         out = 0xB3;\r
 180                 break;\r
 181         }\r
 182         return out;\r
 183 }\r