Usermode/Applications/init_src/main.c

   1 /*
   2  * Acess2 System Init Task
   3  */
   4 #include <acess/sys.h>
   5 #include <stdlib.h>
   6 #include <stdio.h>
   7 #include <spiderscript.h>
   8 //#include "common.h"
   9
  10 // === CONSTANTS ===
  11 #define NULL    ((void*)0)
  12 #define NUM_TERMS       4
  13 #define DEFAULT_TERMINAL        "/Devices/VTerm/0"
  14 #define DEFAULT_SHELL   "/Acess/SBin/login"
  15 #define DEFAULT_SCRIPT  "/Acess/Conf/BootConf.isc"
  16
  17 #define ARRAY_SIZE(x)   ((sizeof(x))/(sizeof((x)[0])))
  18
  19 // === PROTOTYPES ===
  20 tSpiderVariable *Script_System_IO_Open(tSpiderScript *, int, tSpiderVariable *);
  21
  22 // === GLOBALS ===
  23 tSpiderFunction gaScriptNS_IO_Fcns[] = {
  24         {"Open", Script_System_IO_Open}
  25 };
  26 tSpiderNamespace        gaScriptNS_System[] = {
  27         {
  28                 "IO",
  29                 0, NULL,
  30                 ARRAY_SIZE(gaScriptNS_IO_Fcns), gaScriptNS_IO_Fcns,
  31                 0, NULL
  32         }
  33 };
  34
  35 tSpiderNamespace        gaScriptNamespaces[] = {
  36         {
  37                 "System",
  38                 ARRAY_SIZE(gaScriptNS_System), gaScriptNS_System,
  39                 0, NULL,
  40                 0, NULL
  41         }
  42 };
  43
  44 tSpiderVariant  gScriptVariant = {
  45         "init", 0,
  46         ARRAY_SIZE(gaScriptNamespaces), gaScriptNamespaces
  47 };
  48
  49 // === CODE ===
  50 /**
  51  * \fn int main(int argc, char *argv[])
  52  * \brief Entrypoint
  53  */
  54 int main(int argc, char *argv[])
  55 {
  56          int    tid;
  57          int    i;
  58         char    termpath[sizeof(DEFAULT_TERMINAL)] = DEFAULT_TERMINAL;
  59         char    *child_argv[2] = {DEFAULT_SHELL, 0};
  60
  61         // - Parse init script
  62
  63         // - Start virtual terminals
  64         for( i = 0; i < NUM_TERMS; i++ )
  65         {
  66                 tid = clone(CLONE_VM, 0);
  67                 if(tid == 0)
  68                 {
  69                         termpath[sizeof(DEFAULT_TERMINAL)-2] = '0' + i;
  70
  71                         open(termpath, OPENFLAG_READ);  // Stdin
  72                         open(termpath, OPENFLAG_WRITE); // Stdout
  73                         open(termpath, OPENFLAG_WRITE); // Stderr
  74                         execve(DEFAULT_SHELL, child_argv, NULL);
  75                         for(;;) sleep();
  76                 }
  77         }
  78
  79         // TODO: Implement message watching
  80         for(;;) sleep();
  81
  82         return 42;
  83 }
  84
  85 /**
  86  * \brief Reads and parses the boot configuration script
  87  * \param Filename      File to parse and execute
  88  */
  89 void ExecuteScript(const char *Filename)
  90 {
  91         tSpiderScript   *script;
  92         script = SpiderScript_ParseFile(&gScriptVariant, Filename);
  93         SpiderScript_ExecuteMethod(script, "");
  94         SpiderScript_Free(script);
  95 }
  96
  97 /**
  98  * \brief Open a file
  99  */
 100 tSpiderVariable *Script_System_IO_Open(tSpiderScript *Script, int NArgs, tSpiderVariable *Args)
 101 {
 102         return NULL;
 103 }