/* Copyright (C) 2003-2015 LiveCode Ltd.

This file is part of LiveCode.

LiveCode is free software; you can redistribute it and/or modify it under

the terms of the GNU General Public License v3 as published by the Free

Software Foundation.

LiveCode is distributed in the hope that it will be useful, but WITHOUT ANY

WARRANTY; without even the implied warranty of MERCHANTABILITY or

FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License

for more details.

You should have received a copy of the GNU General Public License

along with LiveCode. If not see <http://www.gnu.org/licenses/>. */

#include "osxprefix.h"

#include "osxprefix-legacy.h"

#include "parsedef.h"

#include "filedefs.h"

#include "globdefs.h"

#include "objdefs.h"

#include "exec.h"

#include "globals.h"

#include "system.h"

#include "osspec.h"

#include "mcerror.h"

#include "util.h"

#include "mcio.h"

#include "stack.h"

#include "handler.h"

#include "dispatch.h"

#include "card.h"

#include "group.h"

#include "button.h"

#include "param.h"

#include "mode.h"

#include "securemode.h"

#include "text.h"

#include "socket.h"

#include <sys/stat.h>

#include <sys/utsname.h>

#include <sys/time.h>

#include <sys/ioctl.h>

#include <sys/sysctl.h>

// SN-2014-12-09: [[ Bug 14001 ]] Update the module loading for Mac server

#include <dlfcn.h>

#include "foundation.h"

#include <Security/Authorization.h>

#include <Security/AuthorizationTags.h>

#include <mach-o/dyld.h>

#define ENTRIES_CHUNK 1024

#define SERIAL_PORT_BUFFER_SIZE 16384 //set new buffer size for serial input port

#include <termios.h>

#define B16600 16600

#include <pwd.h>

#include <inttypes.h>

#define USE_FSCATALOGINFO

///////////////////////////////////////////////////////////////////////////////

#define keyReplyErr 'errn'

#define keyMCScript 'mcsc' //reply from apple event

#define AETIMEOUT 60.0

uint1 *MClowercasingtable = NULL;

uint1 *MCuppercasingtable = NULL;

inline FourCharCode FourCharCodeFromString(const char *p_string)

{

return MCSwapInt32HostToNetwork(*(FourCharCode *)p_string);

}

bool FourCharCodeFromString(MCStringRef p_string, uindex_t p_start, FourCharCode& r_four_char_code)

{

char *temp;

uint32_t t_four_char_code;

if (!MCStringConvertToCString(p_string, temp))

return false;

memcpy(&t_four_char_code, temp + p_start, 4);

r_four_char_code = MCSwapInt32HostToNetwork(t_four_char_code);

delete temp;

return true;

}

inline char *FourCharCodeToString(FourCharCode p_code)

{

char *t_result;

t_result = new (nothrow) char[5];

*(FourCharCode *)t_result = MCSwapInt32NetworkToHost(p_code);

t_result[4] = '\0';

return t_result;

}

bool FourCharCodeToStringRef(FourCharCode p_code, MCStringRef& r_string)

{

return MCStringCreateWithCString(FourCharCodeToString(p_code), r_string);

}

struct triplets

{

AEEventClass theEventClass;

AEEventID theEventID;

AEEventHandlerProcPtr theHandler;

AEEventHandlerUPP theUPP;

};

typedef struct triplets triplets;

typedef struct

{

MCStringRef compname;

OSType compsubtype;

ComponentInstance compinstance;

}

OSAcomponent;

static OSAcomponent *osacomponents = NULL;

static uint2 osancomponents = 0;

#define MINIMUM_FAKE_PID (1 << 29)

static int4 curpid = MINIMUM_FAKE_PID;

static AEKeyword replykeyword; // Use in DoSpecial & other routines

static MCStringRef AEReplyMessage;

static MCStringRef AEAnswerData;

static MCStringRef AEAnswerErr;

static const AppleEvent *aePtr; //current apple event for mcs_request_ae()

/***************************************************************************

* utility functions used by this module only *

***************************************************************************/

static OSStatus getDescFromAddress(MCStringRef address, AEDesc *retDesc);

static OSStatus getDesc(short locKind, MCStringRef zone, MCStringRef machine, MCStringRef app, AEDesc *retDesc);

static OSStatus getAEAttributes(const AppleEvent *ae, AEKeyword key, MCStringRef &r_result);

static OSStatus getAEParams(const AppleEvent *ae, AEKeyword key, MCStringRef &r_result);

static OSStatus getAddressFromDesc(AEAddressDesc targetDesc, char *address);

static void getosacomponents();

static OSStatus osacompile(MCStringRef s, ComponentInstance compinstance, OSAID &id);

static OSStatus osaexecute(MCStringRef& r_string,ComponentInstance compinstance, OSAID id);

// SN-2014-10-07: [[ Bug 13587 ]] Update to return an MCList

static bool fetch_ae_as_fsref_list(MCListRef &r_list);

static OSStatus MCS_mac_pathtoref(MCStringRef p_path, FSRef& r_ref);

static bool MCS_mac_fsref_to_path(FSRef& p_ref, MCStringRef& r_path);

/***************************************************************************/

///////////////////////////////////////////////////////////////////////////////

// SN-2014-08-07: [[ MERG-6.7 ]] Porting updates from osxspec.cpp

OSErr MCAppleEventHandlerDoSpecial(const AppleEvent *ae, AppleEvent *reply, long refCon)

{

// MW-2013-08-07: [[ Bug 10865 ]] If AppleScript is disabled (secureMode) then

// don't handle the event.

if (!MCSecureModeCanAccessAppleScript())

return errAEEventNotHandled;

OSErr err = errAEEventNotHandled; //class, id, sender

DescType rType;

Size rSize;

AEEventClass aeclass;

AEGetAttributePtr(ae, keyEventClassAttr, typeType, &rType, &aeclass, sizeof(AEEventClass), &rSize);

AEEventID aeid;

AEGetAttributePtr(ae, keyEventIDAttr, typeType, &rType, &aeid, sizeof(AEEventID), &rSize);

if (aeclass == kTextServiceClass)

{

err = errAEEventNotHandled;

return err;

}

//trap for the AEAnswer event, let DoAEAnswer() to handle this event

if (aeclass == kCoreEventClass)

{

if (aeid == kAEAnswer)

return errAEEventNotHandled;

}

AEAddressDesc senderDesc;

//

char *p3val = new (nothrow) char[128];

//char *p3val = new (nothrow) char[kNBPEntityBufferSize + 1]; //sender's address 105 + 1

if (AEGetAttributeDesc(ae, keyOriginalAddressAttr,

typeWildCard, &senderDesc) == noErr)

{

getAddressFromDesc(senderDesc, p3val);

AEDisposeDesc(&senderDesc);

}

else

p3val[0] = '\0';

aePtr = ae; //saving the current AE pointer for use in mcs_request_ae()

MCParameter p1, p2, p3;

MCAutoStringRef s1;

MCAutoStringRef s2;

MCAutoStringRef s3;

/* UNCHECKED */ FourCharCodeToStringRef(aeclass, &s1);

/* UNCHECKED */ MCStringCreateWithCString(p3val, &s3);

p1.setvalueref_argument(*s1);

p1.setnext(&p2);

/* UNCHECKED */ FourCharCodeToStringRef(aeid, &s2);

p2.setvalueref_argument(*s2);

p2.setnext(&p3);

p3.setvalueref_argument(*s3);

/*for "appleEvent class, id, sender" message to inform script that

there is an AE arrived */

Exec_stat stat = MCdefaultstackptr->getcard()->message(MCM_apple_event, &p1);

if (stat != ES_PASS && stat != ES_NOT_HANDLED)

{ //if AE is handled by MC

if (stat == ES_ERROR)

{ //error in handling AE in MC

err = errAECorruptData;

if (reply->dataHandle != NULL)

{

int16_t e = err;

AEPutParamPtr(reply, keyReplyErr, typeSInt16, (Ptr)&e, sizeof(short));

}

}

else

{ //ES_NORMAL

if (AEReplyMessage == NULL) //no reply, will return no error code

err = noErr;

else

{

if (reply->descriptorType != typeNull && reply->dataHandle != NULL)

{

MCAutoStringRefAsUTF8String t_reply;

/* UNCHECKED */ t_reply.Lock(AEReplyMessage);

err = AEPutParamPtr(reply, replykeyword, typeUTF8Text, *t_reply, t_reply.Size());

if (err != noErr)

{

int16_t e = err;

AEPutParamPtr(reply, keyReplyErr, typeSInt16, (Ptr)&e, sizeof(short));

}

}

}

MCValueRelease(AEReplyMessage);

AEReplyMessage = NULL;

}

}

else

if (aeclass == kAEMiscStandards

&& (aeid == kAEDoScript || aeid == 'eval'))

{

if ((err = AEGetParamPtr(aePtr, keyDirectObject, typeUTF8Text, &rType, NULL, 0, &rSize)) == noErr)

{

byte_t *sptr = new (nothrow) byte_t[rSize + 1];

AEGetParamPtr(aePtr, keyDirectObject, typeUTF8Text, &rType, sptr, rSize, &rSize);

MCExecContext ctxt(MCdefaultstackptr -> getcard(), nil, nil);

MCAutoStringRef t_sptr;

/* UNCHECKED */ MCStringCreateWithBytesAndRelease(sptr, rSize, kMCStringEncodingUTF8, false, &t_sptr);

if (aeid == kAEDoScript)

{

MCdefaultstackptr->getcard()->domess(*t_sptr);

MCAutoValueRef t_value;

MCAutoStringRef t_string;

MCAutoStringRefAsUTF8String t_utf8_string;

/* UNCHECKED */ MCresult->eval(ctxt, &t_value);

/* UNCHECKED */ ctxt . ConvertToString(*t_value, &t_string);

/* UNCHECKED */ t_utf8_string.Lock(*t_string);

AEPutParamPtr(reply, '----', typeUTF8Text, *t_utf8_string, t_utf8_string.Size());

}

else

{

MCAutoValueRef t_val;

MCAutoStringRef t_string;

MCAutoStringRefAsUTF8String t_utf8;

MCdefaultstackptr->getcard()->eval(ctxt, *t_sptr, &t_val);

/* UNCHECKED */ ctxt.ConvertToString(*t_val, &t_string);

/* UNCHECKED */ t_utf8.Lock(*t_string);

AEPutParamPtr(reply, '----', typeUTF8Text, *t_utf8, t_utf8.Size());

}

}

}

else

err = errAEEventNotHandled;

// do nothing if the AE is not handled,

// let the standard AE dispacher to dispatch this AE

delete[] p3val;

return err;

}

OSErr MCAppleEventHandlerDoOpenDoc(const AppleEvent *theAppleEvent, AppleEvent *reply, long refCon)

{ //Apple Event for opening documnets, in our use is to open stacks when user

//double clicked on a MC stack icon

// MW-2013-08-07: [[ Bug 10865 ]] If AppleScript is disabled (secureMode) then

// don't handle the event.

if (!MCSecureModeCanAccessAppleScript())

return errAEEventNotHandled;

AEDescList docList; //get a list of alias records for the documents

errno = AEGetParamDesc(theAppleEvent, keyDirectObject, typeAEList, &docList);

if (errno != noErr)

return errno;

long count;

//get the number of docs descriptors in the list

AECountItems(&docList, &count);

if (count < 1) //if there is no doc to be opened

return errno;

AEKeyword rKeyword; //returned keyword

DescType rType; //returned type

FSRef t_doc_fsref;

Size rSize; //returned size, atual size of the docName

long item;

// get a FSSpec record, starts from count==1

for (item = 1; item <= count; item++)

{

errno = AEGetNthPtr(&docList, item, typeFSRef, &rKeyword, &rType, &t_doc_fsref, sizeof(FSRef), &rSize);

if (errno != noErr)

return errno;

// extract FSSpec record's info & form a file name for MC to use

MCAutoStringRef t_full_path_name;

MCS_mac_fsref_to_path(t_doc_fsref, &t_full_path_name);

if (MCModeShouldQueueOpeningStacks())

{

MCU_realloc((char **)&MCstacknames, MCnstacks, MCnstacks + 1, sizeof(MCStringRef));

MCstacknames[MCnstacks++] = MCValueRetain(*t_full_path_name);

}

else

{

MCStack *stkptr; //stack pointer

if (MCdispatcher->loadfile(*t_full_path_name, stkptr) == IO_NORMAL)

stkptr->open();

}

}

AEDisposeDesc(&docList);

return noErr;

}

OSErr MCAppleEventHandlerDoAEAnswer(const AppleEvent *ae, AppleEvent *reply, long refCon)

{

// MW-2013-08-07: [[ Bug 10865 ]] If AppleScript is disabled (secureMode) then

// don't handle the event.

if (!MCSecureModeCanAccessAppleScript())

return errAEEventNotHandled;

//process the repy(answer) returned from a server app. When MCS_send() with

// a reply, the reply is handled in this routine.

// This is different from MCS_reply()

//check if there is an error code

DescType rType; //returned type

Size rSize;

/*If the handler returns a result code other than noErr, and if the

client is waiting for a reply, it is returned in the keyErrorNumber

parameter of the reply Apple event. */

if (AEGetParamPtr(ae, keyErrorString, typeUTF8Text, &rType, NULL, 0, &rSize) == noErr)

{

byte_t* t_utf8 = new (nothrow) byte_t[rSize + 1];

AEGetParamPtr(ae, keyErrorString, typeUTF8Text, &rType, t_utf8, rSize, &rSize);

/* UNCHECKED */ MCStringCreateWithBytesAndRelease(t_utf8, rSize, kMCStringEncodingUTF8, false, AEAnswerErr);

}

else

{

int16_t e;

if (AEGetParamPtr(ae, keyErrorNumber, typeSInt16, &rType, (Ptr)&e, sizeof(short), &rSize) == noErr

&& e != noErr)

{

/* UNCHECKED */ MCStringFormat(AEAnswerErr, "Got error %d when sending Apple event", e);

}

else

{

if (AEAnswerData != NULL)

{

MCValueRelease(AEAnswerData);

AEAnswerData = NULL;

}

if ((errno = AEGetParamPtr(ae, keyDirectObject, typeUTF8Text, &rType, NULL, 0, &rSize)) != noErr)

{

if (errno == errAEDescNotFound)

{

AEAnswerData = MCValueRetain(kMCEmptyString);

return noErr;

}

/* UNCHECKED */ MCStringFormat(AEAnswerErr, "Got error %d when receiving Apple event", errno);

return errno;

}

byte_t *t_utf8 = new (nothrow) byte_t[rSize + 1];

AEGetParamPtr(ae, keyDirectObject, typeUTF8Text, &rType, t_utf8, rSize, &rSize);

/* UNCHECKED */ MCStringCreateWithBytesAndRelease(t_utf8, rSize, kMCStringEncodingUTF8, false, AEAnswerData);

}

}

return noErr;

}

/// END HERE

///////////////////////////////////////////////////////////////////////////////

static void MCS_launch_set_result_from_lsstatus(void)

{

int t_error;

t_error = 0;

switch(errno)

{

case kLSUnknownErr:

case kLSNotAnApplicationErr:

case kLSLaunchInProgressErr:

case kLSServerCommunicationErr:

#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1040

case kLSAppInTrashErr:

case kLSIncompatibleSystemVersionErr:

case kLSNoLaunchPermissionErr:

case kLSNoExecutableErr:

case kLSNoClassicEnvironmentErr:

case kLSMultipleSessionsNotSupportedErr:

#endif

t_error = 2;

break;

case kLSDataUnavailableErr:

case kLSApplicationNotFoundErr:

case kLSDataErr:

t_error = 3;

break;

}

switch(t_error)

{

case 0:

MCresult -> clear();

break;

case 1:

MCresult -> sets("can't open file");

break;

case 2:

MCresult -> sets("request failed");

break;

case 3:

MCresult -> sets("no association");

break;

}

}

///////////////////////////////////////////////////////////////////////////////

IO_stat MCS_mac_shellread(int fd, char *&buffer, uint4 &buffersize, uint4 &size)

{

MCshellfd = fd;

size = 0;

while (True)

{

int readsize = 0;

ioctl(fd, FIONREAD, (char *)&readsize);

readsize += READ_PIPE_SIZE;

if (size + readsize > buffersize)

{

MCU_realloc((char **)&buffer, buffersize,

buffersize + readsize + 1, sizeof(char));

buffersize += readsize;

}

errno = 0;

int4 amount = read(fd, &buffer[size], readsize);

if (amount <= 0)

{

if (errno != EAGAIN && errno != EWOULDBLOCK && errno != EINTR)

break;

if (!MCS_poll(SHELL_INTERVAL, 0))

if (!MCnoui && MCscreen->wait(SHELL_INTERVAL, False, True))

{

MCshellfd = -1;

return IO_ERROR;

}

}

else

size += amount;

}

MCshellfd = -1;

return IO_NORMAL;

}

///////////////////////////////////////////////////////////////////////////////

// Special Folders

// MW-2012-10-10: [[ Bug 10453 ]] Added 'mactag' field which is the tag to use in FSFindFolder.

// This allows macfolder to be 0, which means don't alias the tag to the specified disk.

typedef struct

{

MCNameRef *token;

unsigned long macfolder;

OSType domain;

unsigned long mactag;

}

sysfolders;

// MW-2008-01-18: [[ Bug 5799 ]] It seems that we are requesting things in the

// wrong domain - particularly for 'temp'. See:

// http://lists.apple.com/archives/carbon-development/2003/Oct/msg00318.html

static sysfolders sysfolderlist[] = {

{&MCN_desktop, 'desk', OSType(kOnAppropriateDisk), 'desk'},

{&MCN_fonts,'font', OSType(kOnAppropriateDisk), 'font'},

{&MCN_preferences,'pref', OSType(kUserDomain), 'pref'},

{&MCN_temporary,'temp', OSType(kUserDomain), 'temp'},

{&MCN_system, 'macs', OSType(kOnAppropriateDisk), 'macs'},

// TS-2007-08-20: Added to allow a common notion of "home" between all platforms

{&MCN_home, 'cusr', OSType(kUserDomain), 'cusr'},

// MW-2007-09-11: Added for uniformity across platforms

{&MCN_documents, 'docs', OSType(kUserDomain), 'docs'},

// MW-2007-10-08: [[ Bug 10277 ] Add support for the 'application support' at user level.

// FG-2014-09-26: [[ Bug 13523 ]] This entry must not match a request for "asup"

{&MCN_support, 0, OSType(kUserDomain), 'asup'},

};

static bool MCS_mac_specialfolder_to_mac_folder(MCStringRef p_type, uint32_t& r_folder, OSType& r_domain)

{

for (uindex_t i = 0; i < ELEMENTS(sysfolderlist); i++)

{

if (MCStringIsEqualTo(p_type, MCNameGetString(*(sysfolderlist[i].token)), kMCStringOptionCompareCaseless))

{

r_folder = sysfolderlist[i].mactag;

r_domain = sysfolderlist[i].domain;

return true;

}

}

return false;

}

/********************************************************************/

/* Serial Handling */

/********************************************************************/

// Utilities

static void parseSerialControlStr(MCStringRef setting, struct termios *theTermios)

{

int baud = 0;

MCAutoStringRef t_property, t_value;

if (MCStringDivideAtChar(setting, '=', kMCCompareExact, &t_property, &t_value))

{

if (MCStringIsEqualToCString(*t_property, "baud", kMCCompareCaseless))

{

integer_t baudrate;

/* UNCHECKED */ MCStringToInteger(*t_value, baudrate);

if (baudrate == 57600)

baud = B57600;

else if (baudrate == 38400)

baud = B38400;

else if (baudrate == 28800)

baud = B28800;

else if (baudrate == 19200)

baud = B19200;

else if (baudrate == 16600)

baud = B16600;

else if (baudrate == 14400)

baud = B14400;

else if (baudrate == 9600)

baud = B9600;

else if (baudrate == 7200)

baud = B7200;

else if (baudrate == 4800)

baud = B4800;

else if (baudrate == 3600)

baud = B4800;

else if (baudrate == 2400)

baud = B2400;

else if (baudrate == 1800)

baud = B1800;

else if (baudrate == 1200)

baud = B1200;

else if (baudrate == 600)

baud = B600;

else if (baudrate == 300)

baud = B300;

cfsetispeed(theTermios, baud);

cfsetospeed(theTermios, baud);

}

else if (MCStringIsEqualToCString(*t_property, "parity", kMCCompareCaseless))

{

char first;

first = MCStringGetNativeCharAtIndex(*t_value, 0);

if (first == 'N' || first == 'n')

theTermios->c_cflag &= ~(PARENB | PARODD);

else if (first == 'O' || first == 'o')

theTermios->c_cflag |= PARENB | PARODD;

else if (first == 'E' || first == 'e')

theTermios->c_cflag |= PARENB;

}

else if (MCStringIsEqualToCString(*t_property, "data", kMCCompareCaseless))

{

integer_t data;

/* UNCHECKED */ MCStringToInteger(*t_value, data);

switch (data)

{

case 5:

theTermios->c_cflag |= CS5;

break;

case 6:

theTermios->c_cflag |= CS6;

break;

case 7:

theTermios->c_cflag |= CS7;

break;

case 8:

theTermios->c_cflag |= CS8;

break;

}

}

else if (MCStringIsEqualToCString(*t_property, "stop", kMCCompareCaseless))

{

double stopbit;

/* UNCHECKED */ MCStringToDouble(*t_value, stopbit);

if (stopbit == 1.0)

theTermios->c_cflag &= ~CSTOPB;

else if (stopbit == 1.5)

theTermios->c_cflag &= ~CSTOPB;

else if (stopbit == 2.0)

theTermios->c_cflag |= CSTOPB;

}

}

}

static void configureSerialPort(int sRefNum)

{/****************************************************************************

*parse MCserialcontrolstring and set the serial output port to the settings*

*defined by MCserialcontrolstring accordingly *

****************************************************************************/

//initialize to the default setting

struct termios theTermios;

if (tcgetattr(sRefNum, &theTermios) < 0)

{

// TODO: handle error appropriately

}

cfsetispeed(&theTermios, B9600);

theTermios.c_cflag = CS8;

// Split the string on the spaces

MCAutoArrayRef t_settings;

/* UNCHECKED */ MCStringSplit(MCserialcontrolsettings, MCSTR(" "), nil, kMCCompareExact, &t_settings);

uindex_t nsettings = MCArrayGetCount(*t_settings);

for (int i = 0 ; i < nsettings ; i++)

{

// Note: 't_settings' is an array of strings

MCValueRef t_settingval = nil;

/* UNCHECKED */ MCArrayFetchValueAtIndex(*t_settings, i + 1, t_settingval);

MCStringRef t_setting = (MCStringRef)t_settingval;

parseSerialControlStr(t_setting, &theTermios);

}

//configure the serial output device

if (tcsetattr(sRefNum, TCSANOW, &theTermios) < 0)

{

// TODO: handle error appropriately

}

return;

}

///////////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////

//

// REFACTORED FROM TEXT.CPP

//

struct UnicodeInfoRecord

{

UnicodeInfoRecord *next;

TextEncoding encoding;

TextToUnicodeInfo info;

};

static TextToUnicodeInfo fetch_unicode_info(TextEncoding p_encoding)

{

static UnicodeInfoRecord *s_records = NULL;

UnicodeInfoRecord *t_previous, *t_current;

for(t_previous = NULL, t_current = s_records; t_current != NULL; t_previous = t_current, t_current = t_current -> next)

if (t_current -> encoding == p_encoding)

break;

if (t_current == NULL)

{

UnicodeMapping t_mapping;

t_mapping . unicodeEncoding = CreateTextEncoding(kTextEncodingUnicodeDefault, kUnicodeNoSubset, kUnicode16BitFormat);

t_mapping . otherEncoding = CreateTextEncoding(p_encoding, kTextEncodingDefaultVariant, kTextEncodingDefaultFormat);

t_mapping . mappingVersion = kUnicodeUseLatestMapping;

TextToUnicodeInfo t_info;

OSErr t_err;

t_err = CreateTextToUnicodeInfo(&t_mapping, &t_info);

if (t_err != noErr)

t_info = NULL;

UnicodeInfoRecord *t_record;

t_record = new (nothrow) UnicodeInfoRecord;

t_record -> next = s_records;

t_record -> encoding = p_encoding;

t_record -> info = t_info;

s_records = t_record;

return t_record -> info;

}

if (t_previous != NULL)

{

t_previous -> next = t_current -> next;

t_current -> next = s_records;

s_records = t_current;

}

return s_records -> info;

}

///////////////////////////////////////////////////////////////////////////////

static void MCS_mac_setfiletype(MCStringRef p_new_path)

{

FSRef t_fsref;

// TODO Check whether the double path resolution is an issue

if (MCS_mac_pathtoref(p_new_path, t_fsref) != noErr)

return; // ignore errors

FSCatalogInfo t_catalog;

if (FSGetCatalogInfo(&t_fsref, kFSCatInfoFinderInfo, &t_catalog, NULL, NULL, NULL) == noErr)

{

// Set the creator and filetype of the catalog.

FourCharCodeFromString(MCfiletype, 4, ((FileInfo *) t_catalog . finderInfo) -> fileType);

FourCharCodeFromString(MCfiletype, 0, ((FileInfo *) t_catalog . finderInfo) -> fileCreator);

FSSetCatalogInfo(&t_fsref, kFSCatInfoFinderInfo, &t_catalog);

}

}

///////////////////////////////////////////////////////////////////////////////

extern "C"

{

#include <CoreFoundation/CoreFoundation.h>

#include <IOKit/IOKitLib.h>

#include <IOKit/serial/IOSerialKeys.h>

#include <IOKit/IOBSD.h>

void NSLog(CFStringRef format, ...);

void NSLogv(CFStringRef format, va_list args);

}

static kern_return_t FindSerialPortDevices(io_iterator_t *serialIterator, mach_port_t *masterPort)

{

kern_return_t kernResult;

CFMutableDictionaryRef classesToMatch;

if ((kernResult = IOMasterPort(0, masterPort)) != KERN_SUCCESS)

return kernResult;

if ((classesToMatch = IOServiceMatching(kIOSerialBSDServiceValue)) == NULL)

return kernResult;

CFDictionarySetValue(classesToMatch, CFSTR(kIOSerialBSDTypeKey),

CFSTR(kIOSerialBSDRS232Type));

//kIOSerialBSDRS232Type filters KeySpan USB modems use

//kIOSerialBSDModemType to get 'real' serial modems for OSX

//computers with real serial ports - if there are any!

kernResult = IOServiceGetMatchingServices(*masterPort, classesToMatch,

serialIterator);

return kernResult;

}

static void getIOKitProp(io_object_t sObj, const char *propName,

char *dest, uint2 destlen)

{

CFTypeRef nameCFstring;

dest[0] = 0;

nameCFstring = IORegistryEntryCreateCFProperty(sObj,

CFStringCreateWithCString(kCFAllocatorDefault, propName,

kCFStringEncodingASCII),

kCFAllocatorDefault, 0);

if (nameCFstring)

{

CFStringGetCString((CFStringRef)nameCFstring, (char *)dest, (long)destlen,

(unsigned long)kCFStringEncodingASCII);

CFRelease(nameCFstring);

}

}

///////////////////////////////////////////////////////////////////////////////

//for setting serial port use

typedef struct

{

short baudrate;

short parity;

short stop;

short data;

}

SerialControl;

//struct

SerialControl portconfig; //serial port configuration structure

extern "C"

{

extern UInt32 SwapQDTextFlags(UInt32 newFlags);

typedef UInt32 (*SwapQDTextFlagsPtr)(UInt32 newFlags);

}

static void configureSerialPort(int sRefNum);

static bool getResourceInfo(MCListRef p_list, ResType p_type);

static void parseSerialControlStr(MCStringRef set, struct termios *theTermios);

static UnicodeToTextInfo unicodeconvertors[32];

static TextToUnicodeInfo texttounicodeinfo;

static TextToUnicodeInfo *texttounicodeconvertor = NULL;

static UnicodeToTextInfo utf8totextinfo;

static TextToUnicodeInfo texttoutf8info;

///////////////////////////////////////////////////////////////////////////////

static void init_utf8_converters(void)

{

if (texttoutf8info != nil)

return;

memset(unicodeconvertors, 0, sizeof(unicodeconvertors));

UnicodeMapping ucmapping;

ucmapping.unicodeEncoding = CreateTextEncoding(kTextEncodingUnicodeDefault,

kTextEncodingDefaultVariant,

kUnicodeUTF8Format);

ucmapping.otherEncoding = kTextEncodingMacRoman;

ucmapping.mappingVersion = -1;

CreateTextToUnicodeInfo(&ucmapping, &texttoutf8info);

CreateUnicodeToTextInfo(&ucmapping, &utf8totextinfo);

}

///////////////////////////////////////////////////////////////////////////////

/********************************************************************/

/* File Handling */

/********************************************************************/

// File opening and closing

// This function checks that a file really does exist at the given location.

// The path is expected to have been resolved but in native encoding.

static bool MCS_file_exists_at_path(MCStringRef p_path)

{

MCAutoStringRefAsUTF8String t_new_path;

/* UNCHECKED */ t_new_path . Lock(p_path);

bool t_found;

struct stat buf;

t_found = (stat(*t_new_path, (struct stat *)&buf) == 0);

if (t_found)

if (S_ISDIR(buf . st_mode))

t_found = false;

return t_found;

}

// MW-2014-09-17: [[ Bug 13455 ]] Attempt to redirect path. If p_is_file is false,

// the path is taken to be a directory and is always redirected if is within

// Contents/MacOS. If p_is_file is true, then the file is only redirected if

// the original doesn't exist, and the redirection does.

static bool MCS_apply_redirect(MCStringRef p_path, bool p_is_file, MCStringRef& r_redirected)

{

// If the original file exists, do nothing.

if (p_is_file && MCS_file_exists_at_path(p_path))

return false;

uindex_t t_engine_path_length;

if (!MCStringLastIndexOfChar(MCcmd, '/', UINDEX_MAX, kMCStringOptionCompareExact, t_engine_path_length))

t_engine_path_length = MCStringGetLength(MCcmd);

// If the length of the path is less than the folder prefix of the exe, it

// cannot be inside <bundle>/Contents/MacOS/

if (MCStringGetLength(p_path) < t_engine_path_length)

return false;

// If the prefix of path is not the same as MCcmd up to the folder, it

// cannot be inside <bundle>/Contents/MacOS/

if (!MCStringSubstringIsEqualToSubstring(p_path, MCRangeMake(0, t_engine_path_length), MCcmd, MCRangeMake(0, t_engine_path_length), kMCCompareCaseless))

return false;

// If the final component is not MacOS then it is not inside the relevant

// folder.

if (MCStringGetLength(p_path) != t_engine_path_length &&

MCStringGetCodepointAtIndex(p_path, t_engine_path_length) != '/')

return false;

// Construct the new path from the path after MacOS/ inside Resources/_macos.

MCAutoStringRef t_new_path;

MCRange t_cmd_range, t_path_range;

t_cmd_range = MCRangeMake(0, t_engine_path_length - 6);

t_path_range = MCRangeMake(t_engine_path_length + 1, UINDEX_MAX);

// AL-2014-09-19: Range argument to MCStringFormat is a pointer to an MCRange.

/* UNCHECKED */ MCStringFormat(&t_new_path, "%*@/Resources/_MacOS%*@", &t_cmd_range, MCcmd, &t_path_range, p_path);

if (p_is_file && !MCS_file_exists_at_path(*t_new_path))

return false;

r_redirected = MCValueRetain(*t_new_path);

return true;

}

/* LEGACY */

extern char *path2utf(char *);

static void handle_signal(int sig)

{

MCHandler handler(HT_MESSAGE);

switch (sig)

{

case SIGUSR1:

MCsiguser1++;

break;

case SIGUSR2:

MCsiguser2++;

break;

case SIGTERM:

switch (MCdefaultstackptr->getcard()->message(MCM_shut_down_request))

{

case ES_NORMAL:

return;

case ES_PASS:

case ES_NOT_HANDLED:

MCdefaultstackptr->getcard()->message(MCM_shut_down);

MCquit = True; //set MC quit flag, to invoke quitting

return;

default:

break;

}

MCS_killall();

exit(-1);

// MW-2009-01-29: [[ Bug 6410 ]] If one of these signals occurs, we need

// to return, so that the OS can CrashReport away.

case SIGILL:

case SIGBUS:

case SIGSEGV:

{

MCAutoStringRefAsUTF8String t_utf8_MCcmd;

/* UNCHECKED */ t_utf8_MCcmd.Lock(MCcmd);

fprintf(stderr, "%s exiting on signal %d\n", *t_utf8_MCcmd, sig);

MCS_killall();

return;

}

case SIGHUP:

case SIGINT:

case SIGQUIT:

case SIGIOT:

if (MCnoui)

exit(1);

MCabortscript = True;

break;

case SIGFPE:

errno = EDOM;

break;

case SIGCHLD:

MCS_checkprocesses();

break;

case SIGALRM:

MCalarm = True;

break;

case SIGPIPE:

default:

break;

}

return;

}

///////////////////////////////////////////////////////////////////////////////