Kernel/GenSyscalls.php

   1 <?php
   2 $gLines = file("syscalls.lst");
   3
   4 $lSyscalls = array();
   5 $i = 0;
   6 foreach($gLines as $line)
   7 {
   8         $line = trim($line);
   9         if(empty($line))        continue;
  10
  11         if( intVal($line) != 0)
  12                 $i = $line;
  13         else
  14                 $lSyscalls[$i++] = explode("\t", $line, 3);
  15 }
  16 $lMax = $i;
  17
  18 $lAsmInc = "; Acess2
  19 ; System Calls List
  20 ;
  21
  22 ";
  23 $lHeader  = "/*
  24  * AcessOS Microkernel Version
  25  * syscalls.h
  26  */
  27 #ifndef _SYSCALLS_H
  28 #define _SYSCALLS_H
  29
  30 ";
  31 $i = 0;
  32 foreach($lSyscalls as $num=>$call)
  33 {
  34         if($i != $num)  {
  35                 $lHeader .= "\n";
  36                 $lAsmInc .= "\n";
  37         }
  38
  39         $lHeader .= "#define {$call[0]}\t{$num}";
  40         $lHeader .= "\t// {$num} - {$call[1]}\n";
  41
  42         $lAsmInc .= "%define {$call[0]}\t{$num}\t; {$call[1]}\n";
  43
  44
  45         if($i != $num)
  46                 $i = $num+1;
  47         else
  48                 $i ++;
  49 }
  50 $lHeader .= "#define NUM_SYSCALLS\t$i\n";
  51 $lHeader .= "#define SYS_DEBUG\t0x100   // 0x100 - Print a debug string\n";
  52 $lHeader .= "\n";
  53 $lHeader .= "#ifdef __GNUC__\n";
  54 $lHeader .= "static const char *cSYSCALL_NAMES[] = {\n\t";
  55
  56 $j = 0;
  57 for($i=0;$i<$lMax;$i++)
  58 {
  59         if(!isset($lSyscalls[$i]))
  60                 $lHeader .= "\"\",";
  61         else
  62                 $lHeader .= "\"".$lSyscalls[$i][0]."\",";
  63         $j ++;
  64         if($j == 6) {
  65                 $lHeader .= "\n\t";
  66                 $j = 0;
  67         }
  68 }
  69 $lHeader .= "\"\"\n};\n"
  70 $lHeader .= "#endif\n";
  71 $lHeader .= "#endif\n";
  72
  73 $fp = fopen("include/syscalls.h", "w"); fwrite($fp, $lHeader);  fclose($fp);
  74 $fp = fopen("include/syscalls.inc.asm", "w");   fwrite($fp, $lAsmInc);  fclose($fp);
  75
  76 ?>