mwerks_console_OS_X.c File Reference

#include <ansi_parms.h>
#include <size_t.h>
#include <console.h>
#include <unistd.h>
#include <Carbon.h>

Include dependency graph for mwerks_console_OS_X.c:

Go to the source code of this file.

Typedefs
typedef int(*	ReadPtr) (int, void *, __std(size_t))
typedef int(*	WritePtr) (int, const void *, __std(size_t))

Functions
static OSErr	__msl_CreateFrameworkBundleFromName (CFStringRef theFrameworkName, CFBundleRef *theBundle)
short	InstallConsole (short fd)
void	RemoveConsole (void)
long	WriteCharsToConsole (char *buffer, long n)
long	ReadCharsFromConsole (char *buffer, long n)
char *	__ttyname (long fildes)
int	kbhit (void)
int	getch (void)
void	clrscr ()

Variables
struct {
Boolean   isLoaded
CFBundleRef   theBundle
ReadPtr   theRead
WritePtr   theWrite
}	__msl_os_x

Typedef Documentation

ReadPtr

typedef int(* ReadPtr) (int, void *, __std(size_t))

Definition at line 23 of file mwerks_console_OS_X.c.

WritePtr

typedef int(* WritePtr) (int, const void *, __std(size_t))

Definition at line 24 of file mwerks_console_OS_X.c.

Function Documentation

__msl_CreateFrameworkBundleFromName()

static OSErr __msl_CreateFrameworkBundleFromName ( CFStringRef  theFrameworkName, CFBundleRef *  theBundle  )

static

Definition at line 34 of file mwerks_console_OS_X.c.

  {
    OSErr theErr;
    FSRef theRef;
    CFURLRef theFrameworkURL;
    CFURLRef theBundleURL;
 
    /* Find the folder containing all the frameworks */
    theErr = FSFindFolder(kOnAppropriateDisk, kFrameworksFolderType, false, &theRef);
 
    if (theErr == noErr)
    {
      /* Turn the framework folder FSRef into a CFURL */
      theFrameworkURL = CFURLCreateFromFSRef(kCFAllocatorSystemDefault, &theRef);
 
      if (theFrameworkURL != NULL)
      {
        /* Create a CFURL pointing to the desired framework */
        theBundleURL = CFURLCreateCopyAppendingPathComponent(kCFAllocatorSystemDefault,
          theFrameworkURL, theFrameworkName, false);
 
        CFRelease(theFrameworkURL);
 
        if (theBundleURL != NULL)
        {
          /* Turn the CFURL into a bundle reference */
          *theBundle = CFBundleCreate(kCFAllocatorSystemDefault, theBundleURL);
 
          CFRelease(theBundleURL);
        }
      }
    }
 
    return theErr;
  }

Referenced by InstallConsole().

__ttyname()

char * __ttyname

(

long

fildes

)

Definition at line 163 of file mwerks_console_OS_X.c.

{
#pragma unused (fildes)
  /* all streams have the same name */
  static char *__devicename = "Terminal";
 
  if (fildes >= 0 && fildes <= 2)
    return (__devicename);
 
  return (0L);
}

clrscr()

void clrscr

(

)

Definition at line 185 of file mwerks_console_OS_X.c.

{
  return;
}

getch()

int getch

(

void

)

Definition at line 180 of file mwerks_console_OS_X.c.

{
  return 0;
}

Referenced by interact(), main(), and tokenize().

InstallConsole()

short InstallConsole

(

short

fd

)

Definition at line 71 of file mwerks_console_OS_X.c.

  {
  #pragma unused (fd)
    OSErr theErr;
    short theResult;
 
    theResult = -1;
 
    /* Start with no bundle */
    __msl_os_x.isLoaded = false;
    __msl_os_x.theBundle = NULL;
    __msl_os_x.theRead = NULL;
    __msl_os_x.theWrite = NULL;
 
    /* Create a bundle reference based on its name */
    theErr = __msl_CreateFrameworkBundleFromName(CFSTR("System.framework"),
      &__msl_os_x.theBundle);
 
    if ((theErr == noErr) && (__msl_os_x.theBundle != NULL))
    {
      theResult = 0;
 
      __msl_os_x.isLoaded = CFBundleLoadExecutable(__msl_os_x.theBundle);
 
      if (__msl_os_x.isLoaded)
      {
        /* Lookup the functions in the bundle by name */
        __msl_os_x.theRead = (ReadPtr)
          CFBundleGetFunctionPointerForName(__msl_os_x.theBundle, CFSTR("read"));
        __msl_os_x.theWrite = (WritePtr)
          CFBundleGetFunctionPointerForName(__msl_os_x.theBundle, CFSTR("write"));
      }
    }
 
    return theResult;
  }

kbhit()

int kbhit

(

void

)

Definition at line 175 of file mwerks_console_OS_X.c.

{
  return 0;
}

ReadCharsFromConsole()

long ReadCharsFromConsole	(	char *	buffer,
		long	n
	)

Definition at line 149 of file mwerks_console_OS_X.c.

{
#if __MACH__
  return read(0, buffer, n);
#else
  /* Call the function if it was found */
  if (__msl_os_x.theRead == NULL)
    return -1;
  else
    return __msl_os_x.theRead(0, buffer, n);
#endif
}

RemoveConsole()

void RemoveConsole

(

void

)

Definition at line 109 of file mwerks_console_OS_X.c.

{
#if !__MACH__
  if (__msl_os_x.theBundle != NULL)
  {
    if (__msl_os_x.isLoaded)
    {
      __msl_os_x.theRead = NULL;
      __msl_os_x.theWrite = NULL;
 
      CFBundleUnloadExecutable(__msl_os_x.theBundle);
      __msl_os_x.isLoaded = false;
    }
 
    CFRelease(__msl_os_x.theBundle);
    __msl_os_x.theBundle = NULL;
  }
#endif
}

WriteCharsToConsole()

long WriteCharsToConsole	(	char *	buffer,
		long	n
	)

Definition at line 129 of file mwerks_console_OS_X.c.

{
#if __MACH__
  return write(1, buffer, n);
#else
  /* Call the function if it was found */
  if (__msl_os_x.theWrite == NULL)
    return -1;
  else
    return __msl_os_x.theWrite(1, buffer, n);
#endif
}

Variable Documentation

struct { ... } __msl_os_x

Referenced by InstallConsole(), ReadCharsFromConsole(), RemoveConsole(), and WriteCharsToConsole().

isLoaded

Boolean isLoaded

Definition at line 28 of file mwerks_console_OS_X.c.

theBundle

CFBundleRef theBundle

Definition at line 29 of file mwerks_console_OS_X.c.

Referenced by __msl_CreateFrameworkBundleFromName().

theRead

ReadPtr theRead

Definition at line 30 of file mwerks_console_OS_X.c.

theWrite

WritePtr theWrite

Definition at line 31 of file mwerks_console_OS_X.c.