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/*
PsychSourceGL/Source/Common/CocoaEventBridge/COCOAEVENTBRIDGEPathToBundle.c
PROJECTS:
CocoaEventBridge only
AUTHORS:
Allen.Ingling@nyu.edu awi
PLATFORMS:
Only OS X.
HISTORY:
9/20/05 awi Wrote it .
*/
#include "EventBridgeBundleHeader.h"
//#include "CocoaEventBridgeHelpers.h"
#include "CocoaEventBridge.h"
//file static variables to retain the path name
static char *bundleFilePathNameStr=NULL;
static char useString[] = "oldPath=CocoaEventBridge(['PathToBundle']);";
static char synopsisString[] =
"Get and optionally set the path to the bundle \"GetCharWindow.bundle\"."
"\n\n"
"Do not call CocoaEventBridge('PathToBundle') directly. It should be used by only the Psychtoolbox function \"InitCocoaEventBridge\"";
static char seeAlsoString[] = "GetChar";
PsychError COCOAEVENTBRIDGEPathToBundle(void)
{
psych_bool isNewArgThereFlag;
int newNameLength;
char *tempBundleFilePathNameStr, *localBundleFilePathNameStr;
//all subfunctions should have these two lines.
PsychPushHelp(useString, synopsisString, seeAlsoString);
if(PsychIsGiveHelp()){PsychGiveHelp();return(PsychError_none);};
//check to see if the user supplied superfluous arguments
PsychErrorExit(PsychCapNumOutputArgs(1));
PsychErrorExit(PsychCapNumInputArgs(1));
//first copy out the old path
GetPathToBundleString(&localBundleFilePathNameStr);
PsychCopyOutCharArg(1, kPsychArgOptional, localBundleFilePathNameStr);
//read in and retain the new name. It arrives in a temporary variable
isNewArgThereFlag=PsychAllocInCharArg(1, kPsychArgOptional, &tempBundleFilePathNameStr);
if(isNewArgThereFlag){
newNameLength=strlen(tempBundleFilePathNameStr);
if(bundleFilePathNameStr != NULL)
free((void*)bundleFilePathNameStr);
bundleFilePathNameStr=(char*)malloc(sizeof(char) * (newNameLength + 1));
strncpy(bundleFilePathNameStr, tempBundleFilePathNameStr, newNameLength + 1);
}
return(PsychError_none);
}
void GetPathToBundleString(char **fPath)
{
if(bundleFilePathNameStr==NULL){
bundleFilePathNameStr=(char *)malloc(sizeof(char));
bundleFilePathNameStr[0]='\0';
}
*fPath=bundleFilePathNameStr;
}
void FreePathToBundleString(void)
{
if(bundleFilePathNameStr != NULL){
free((void*)bundleFilePathNameStr);
bundleFilePathNameStr=NULL;
}
}
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