unix/MiscSystem.cpp

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/* Copyright (c) 2005-2009 Rexx Language Association. All rights reserved.    */
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/*----------------------------------------------------------------------------*/
/******************************************************************************/
/* REXX AIX Support                                             aixmisc.c     */
/*                                                                            */
/* Miscellaneous AIX specific routines.                                       */
/*                                                                            */
/******************************************************************************/
 
/*********************************************************************/
/*                                                                   */
/*   Function:  Miscellaneous system specific routines               */
/*                                                                   */
/*********************************************************************/
#ifdef HAVE_CONFIG_H
    #include "config.h"
#endif
 
#include "RexxCore.h"
#include "StringClass.hpp"
// #include "RexxNativeAPI.h"                      /*  THUTHUREXX native interface*/
#include "DirectoryClass.hpp"
#include "RexxActivity.hpp"
#include "RexxActivation.hpp"
#include "ActivityManager.hpp"
#include "PointerClass.hpp"
#include "SystemInterpreter.hpp"
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
 
#if defined( HAVE_SIGNAL_H )
    #include <signal.h>
#endif
 
#if defined( HAVE_SYS_SIGNAL_H )
    #include <sys/signal.h>
#endif
 
#if defined( HAVE_SYS_LDR_H )
    #include <sys/ldr.h>
#endif
 
#if defined( HAVE_FILEHDR_H )
    #include <filehdr.h>
#endif
 
#include <dlfcn.h>
 
#if defined( HAVE_SYS_UTSNAME_H )
    #include <sys/utsname.h>               /* get the uname() function   */
#endif
 
#define LOADED_OBJECTS 100
 
RexxString *SystemInterpreter::getInternalSystemName()
{
    return getSystemName();     // this is the same
}
 
RexxString *SystemInterpreter::getSystemName()
/******************************************************************************/
/* Function: Get System Name                                                  */
/******************************************************************************/
{
#if defined(AIX)
    return new_string("AIX");
#elif defined(OPSYS_SUN)
    return new_string("SUNOS");
#else
    return new_string("LINUX");
#endif
 
}
 
 
RexxString *SystemInterpreter::getSystemVersion()
/******************************************************************************/
/* Function:   Return the system specific version identifier that is stored   */
/*             in the image.                                                  */
/******************************************************************************/
{
    struct utsname info;                 /* info structur              */
 
    uname(&info);                        /* get the info               */
 
    return new_string(info.release);    /* return as a string                */
}
 
 
#define MAX_ADDRESS_NAME_LENGTH  250   /* maximum command environment name  */
 
 
/**
 * Validate an external address name.
 *
 * @param Name   The name to validate
 */
void SystemInterpreter::validateAddressName(RexxString *name )
{
    /* name too long?                    */
    if (name->getBLength() > MAX_ADDRESS_NAME_LENGTH)
    {
        /* go report an error                */
        reportException(Error_Environment_name_name, MAX_ADDRESS_NAME_LENGTH, name);
    }
}
 
RexxString * SystemInterpreter::getSourceString(RexxString * callType, RexxString * programName )
/******************************************************************************/
/* Function:  Produce a system specific source string                         */
/******************************************************************************/
{
    RexxString * source_string;          /* final source string               */
    char       * outPtr;
    source_string = raw_string(1+sizeof(ORX_SYS_STR)+callType->getBLength()+programName->getBLength());
    outPtr = source_string->getWritableData();  /* point to result Data.             */
 
    strcpy(outPtr, ORX_SYS_STR);          /* copy the system name              */
    outPtr +=sizeof(ORX_SYS_STR) - 1;     /* step past the name                */
    *outPtr++ = ' ';                     /* put a blank between               */
                                         /* copy the call type                */
    memcpy(outPtr, callType->getStringData(), callType->getBLength());
    outPtr += callType->getBLength();     /* step over the call type           */
    *outPtr++ = ' ';                     /* put a blank between               */
                                         /* copy the system name              */
    memcpy(outPtr, programName->getStringData(), programName->getBLength());
    return source_string;                /* return the source string          */
}