reactos/lib/crtdll/misc/GetArgs.c

   1 #include <windows.h>
   2 #include <crtdll/stdlib.h>
   3 #include <crtdll/string.h>
   4
   5
   6 char *_pgmptr_dll;
   7 char *_acmdln_dll;
   8 unsigned  int _commode_dll;
   9 unsigned  int _winmajor_dll;
  10 unsigned  int _winminor_dll;
  11 unsigned  int _winver_dll;
  12
  13
  14 unsigned  int _osmajor_dll;
  15 unsigned  int _osminor_dll;
  16 unsigned  int _osmode_dll;
  17 unsigned  int _osver_dll;
  18 unsigned  int _osversion_dll;
  19
  20 unsigned int _basemajor_dll;
  21 unsigned int _baseminor_dll;
  22 unsigned int _baseversion_dll;
  23
  24 #undef __argv
  25 #undef __argc
  26
  27 char *xargv[1024];
  28
  29 char  **__argv = xargv;
  30 int   __argc = 0;
  31 int *__argc_dll = &__argc;
  32 char ***__argv_dll = &__argv;
  33
  34
  35 #undef _environ
  36 char **_environ;
  37 #undef _environ_dll
  38 char *** _environ_dll = &_environ;
  39 static int envAlloced = 0;
  40
  41
  42 int BlockEnvToEnviron()
  43 {
  44 char * ptr;
  45 int i;
  46   if (!envAlloced)
  47   {
  48     envAlloced = 50;
  49     _environ = malloc (envAlloced * sizeof (char **));
  50     if (!_environ) return -1;
  51     _environ[0] =NULL;
  52   }
  53   ptr = (char *)GetEnvironmentStringsA();
  54   if (!ptr) return -1;
  55   for (i = 0 ; *ptr ; i++)
  56   {
  57     if(i>envAlloced-2)
  58     {
  59       envAlloced = i+3;
  60       _environ = realloc (_environ,envAlloced * sizeof (char **));
  61     }
  62     _environ[i] = ptr;
  63     while(*ptr) ptr++;
  64     ptr++;
  65   }
  66   _environ[i] =0;
  67   return 0;
  68 }
  69
  70 int __GetMainArgs(int *argc,char ***argv,char ***env,int flag)
  71 {
  72    int i,afterlastspace;
  73    DWORD   version;
  74
  75    _acmdln_dll =  GetCommandLineA();
  76
  77    version = GetVersion();
  78    _osver_dll       = version >> 16;
  79    _winminor_dll    = version & 0xFF;
  80    _winmajor_dll    = (version>>8) & 0xFF;
  81    _winver_dll      = ((version >> 8) & 0xFF) + ((version & 0xFF) << 8);
  82
  83
  84    /* missing threading init */
  85
  86    i=0;
  87    afterlastspace=0;
  88    __argc=0;
  89
  90    while (_acmdln_dll[i])
  91      {
  92         if (_acmdln_dll[i]==' ')
  93           {
  94              __argc++;
  95              _acmdln_dll[i]='\0';
  96              __argv[__argc-1] = strdup(_acmdln_dll + afterlastspace);
  97              _acmdln_dll[i]=' ';
  98              i++;
  99              while (_acmdln_dll[i]==' ')
 100                i++;
 101              afterlastspace=i;
 102           }
 103         else
 104           {
 105              i++;
 106           }
 107      }
 108
 109    if (_acmdln_dll[afterlastspace] != 0)
 110      {
 111         __argc++;
 112         _acmdln_dll[i]='\0';
 113         __argv[__argc-1] = strdup(_acmdln_dll+afterlastspace);
 114      }
 115    HeapValidate(GetProcessHeap(),0,NULL);
 116
 117    if( BlockEnvToEnviron() )
 118         return FALSE;
 119    _environ_dll = &_environ;
 120
 121    *argc = __argc;
 122    *argv = __argv;
 123    *env  = _environ;
 124
 125    _pgmptr_dll = strdup((char *)argv[0]);
 126
 127    return 0;
 128 }
 129
 130 int _chkstk(void)
 131 {
 132         return 0;
 133 }