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Diffstat (limited to 'mac/tclMacUtil.c')
-rw-r--r-- | mac/tclMacUtil.c | 514 |
1 files changed, 0 insertions, 514 deletions
diff --git a/mac/tclMacUtil.c b/mac/tclMacUtil.c deleted file mode 100644 index ab65815..0000000 --- a/mac/tclMacUtil.c +++ /dev/null @@ -1,514 +0,0 @@ -/* - * tclMacUtil.c -- - * - * This contains utility functions used to help with - * implementing Macintosh specific portions of the Tcl port. - * - * Copyright (c) 1993-1994 Lockheed Missle & Space Company, AI Center - * Copyright (c) 1995-1997 Sun Microsystems, Inc. - * - * See the file "license.terms" for information on usage and redistribution - * of this file, and for a DISCLAIMER OF ALL WARRANTIES. - * - * RCS: @(#) $Id: tclMacUtil.c,v 1.7 2003/03/03 20:22:44 das Exp $ - */ - -#include "tcl.h" -#include "tclInt.h" -#include "tclMacInt.h" -#include "tclMath.h" -#include "tclMacPort.h" - -#include <Aliases.h> -#include <Errors.h> -#include <Files.h> -#include <Folders.h> -#include <FSpCompat.h> -#include <Strings.h> -#include <TextUtils.h> -#include <MoreFilesExtras.h> - -/* - * The following two Includes are from the More Files package. - */ -#include <FileCopy.h> -#include <MoreFiles.h> - -/* - *---------------------------------------------------------------------- - * - * hypotd -- - * - * The standard math function hypot is not supported by Think C. - * It is included here so everything works. It is supported by - * CodeWarrior Pro 1, but the 68K version does not support doubles. - * So we hack it in. - * - * Results: - * Result of computation. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -#if defined(THINK_C) -double hypotd(double x, double y); - -double -hypotd( - double x, /* X value */ - double y) /* Y value */ -{ - double sum; - - sum = x*x + y*y; - return sqrt(sum); -} -#endif - -/* - *---------------------------------------------------------------------- - * - * FSpGetDefaultDir -- - * - * This function gets the current default directory. - * - * Results: - * The provided FSSpec is changed to point to the "default" - * directory. The function returns what ever errors - * FSMakeFSSpecCompat may encounter. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -int -FSpGetDefaultDir( - FSSpecPtr dirSpec) /* On return the default directory. */ -{ - OSErr err; - short vRefNum = 0; - long int dirID = 0; - - err = HGetVol(NULL, &vRefNum, &dirID); - - if (err == noErr) { - err = FSMakeFSSpecCompat(vRefNum, dirID, (ConstStr255Param) NULL, - dirSpec); - } - - return err; -} - -/* - *---------------------------------------------------------------------- - * - * FSpSetDefaultDir -- - * - * This function sets the default directory to the directory - * pointed to by the provided FSSpec. - * - * Results: - * The function returns what ever errors HSetVol may encounter. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -int -FSpSetDefaultDir( - FSSpecPtr dirSpec) /* The new default directory. */ -{ - OSErr err; - - /* - * The following special case is needed to work around a bug - * in the Macintosh OS. (Acutally PC Exchange.) - */ - - if (dirSpec->parID == fsRtParID) { - err = HSetVol(NULL, dirSpec->vRefNum, fsRtDirID); - } else { - err = HSetVol(dirSpec->name, dirSpec->vRefNum, dirSpec->parID); - } - - return err; -} - -/* - *---------------------------------------------------------------------- - * - * FSpFindFolder -- - * - * This function is a version of the FindFolder function that - * returns the result as a FSSpec rather than a vRefNum and dirID. - * - * Results: - * Results will be simaler to that of the FindFolder function. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -OSErr -FSpFindFolder( - short vRefNum, /* Volume reference number. */ - OSType folderType, /* Folder type taken by FindFolder. */ - Boolean createFolder, /* Should we create it if non-existant. */ - FSSpec *spec) /* Pointer to resulting directory. */ -{ - short foundVRefNum; - long foundDirID; - OSErr err; - - err = FindFolder(vRefNum, folderType, createFolder, - &foundVRefNum, &foundDirID); - if (err != noErr) { - return err; - } - - err = FSMakeFSSpecCompat(foundVRefNum, foundDirID, "\p", spec); - return err; -} - -static int -FSpLocationFromPathAlias _ANSI_ARGS_((int length, CONST char *path, - FSSpecPtr fileSpecPtr, Boolean resolveLink)); - -/* - *---------------------------------------------------------------------- - * - * FSpLocationFromPath -- - * - * This function obtains an FSSpec for a given macintosh path. - * Unlike the More Files function FSpLocationFromFullPath, this - * function will also accept partial paths and resolve any aliases - * along the path. - * - * Results: - * OSErr code. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -int -FSpLocationFromPath( - int length, /* Length of path. */ - CONST char *path, /* The path to convert. */ - FSSpecPtr fileSpecPtr) /* On return the spec for the path. */ -{ - return FSpLocationFromPathAlias(length, path, fileSpecPtr, TRUE); -} - -/* - *---------------------------------------------------------------------- - * - * FSpLLocationFromPath -- - * - * This function obtains an FSSpec for a given macintosh path. - * Unlike the More Files function FSpLocationFromFullPath, this - * function will also accept partial paths and resolve any aliases - * along the path expect for the last path component. - * - * Results: - * OSErr code. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -int -FSpLLocationFromPath( - int length, /* Length of path. */ - CONST char *path, /* The path to convert. */ - FSSpecPtr fileSpecPtr) /* On return the spec for the path. */ -{ - return FSpLocationFromPathAlias(length, path, fileSpecPtr, FALSE); -} - -static int -FSpLocationFromPathAlias( - int length, /* Length of path. */ - CONST char *path, /* The path to convert. */ - FSSpecPtr fileSpecPtr, /* On return the spec for the path. */ - Boolean resolveLink) /* Resolve the last path component? */ -{ - Str255 fileName; - OSErr err; - short vRefNum; - long dirID; - int pos, cur; - Boolean isDirectory; - Boolean wasAlias=FALSE; - FSSpec lastFileSpec; - - /* - * Check to see if this is a full path. If partial - * we assume that path starts with the current working - * directory. (Ie. volume & dir = 0) - */ - vRefNum = 0; - dirID = 0; - cur = 0; - if (length == 0) { - return fnfErr; - } - if (path[cur] == ':') { - cur++; - if (cur >= length) { - /* - * If path = ":", just return current directory. - */ - FSMakeFSSpecCompat(0, 0, NULL, fileSpecPtr); - return noErr; - } - } else { - while (path[cur] != ':' && cur < length) { - cur++; - } - if (cur > 255) { - return bdNamErr; - } - if (cur < length) { - /* - * This is a full path - */ - cur++; - strncpy((char *) fileName + 1, path, cur); - fileName[0] = cur; - err = FSMakeFSSpecCompat(0, 0, fileName, fileSpecPtr); - if (err != noErr) return err; - FSpGetDirectoryID(fileSpecPtr, &dirID, &isDirectory); - vRefNum = fileSpecPtr->vRefNum; - } else { - cur = 0; - } - } - - isDirectory = 1; - while (cur < length) { - if (!isDirectory) { - return dirNFErr; - } - pos = cur; - while (path[pos] != ':' && pos < length) { - pos++; - } - if (pos == cur) { - /* Move up one dir */ - /* cur++; */ - strcpy((char *) fileName + 1, "::"); - fileName[0] = 2; - } else if (pos - cur > 255) { - return bdNamErr; - } else { - strncpy((char *) fileName + 1, &path[cur], pos - cur); - fileName[0] = pos - cur; - } - err = FSMakeFSSpecCompat(vRefNum, dirID, fileName, fileSpecPtr); - if (err != noErr) return err; - lastFileSpec=*fileSpecPtr; - err = ResolveAliasFile(fileSpecPtr, true, &isDirectory, &wasAlias); - if (err != noErr) { - /* ignore alias resolve errors on last path component */ - if (pos < length) return err; - else *fileSpecPtr=lastFileSpec; - } - FSpGetDirectoryID(fileSpecPtr, &dirID, &isDirectory); - vRefNum = fileSpecPtr->vRefNum; - cur = pos; - if (path[cur] == ':') { - cur++; - } - } - - if(!resolveLink && wasAlias) - *fileSpecPtr=lastFileSpec; - - return noErr; -} - -/* - *---------------------------------------------------------------------- - * - * FSpPathFromLocation -- - * - * This function obtains a full path name for a given macintosh - * FSSpec. Unlike the More Files function FSpGetFullPath, this - * function will return a C string in the Handle. It also will - * create paths for FSSpec that do not yet exist. - * - * Results: - * OSErr code. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -OSErr -FSpPathFromLocation( - FSSpec *spec, /* The location we want a path for. */ - int *length, /* Length of the resulting path. */ - Handle *fullPath) /* Handle to path. */ -{ - OSErr err; - FSSpec tempSpec; - CInfoPBRec pb; - - *fullPath = NULL; - - /* - * Make a copy of the input FSSpec that can be modified. - */ - BlockMoveData(spec, &tempSpec, sizeof(FSSpec)); - - if (tempSpec.parID == fsRtParID) { - /* - * The object is a volume. Add a colon to make it a full - * pathname. Allocate a handle for it and we are done. - */ - tempSpec.name[0] += 2; - tempSpec.name[tempSpec.name[0] - 1] = ':'; - tempSpec.name[tempSpec.name[0]] = '\0'; - - err = PtrToHand(&tempSpec.name[1], fullPath, tempSpec.name[0]); - } else { - /* - * The object isn't a volume. Is the object a file or a directory? - */ - pb.dirInfo.ioNamePtr = tempSpec.name; - pb.dirInfo.ioVRefNum = tempSpec.vRefNum; - pb.dirInfo.ioDrDirID = tempSpec.parID; - pb.dirInfo.ioFDirIndex = 0; - err = PBGetCatInfoSync(&pb); - - if ((err == noErr) || (err == fnfErr)) { - /* - * If the file doesn't currently exist we start over. If the - * directory exists everything will work just fine. Otherwise we - * will just fail later. If the object is a directory, append a - * colon so full pathname ends with colon, but only if the name is - * not empty. NavServices returns FSSpec's with the parent ID set, - * but the name empty... - */ - if (err == fnfErr) { - BlockMoveData(spec, &tempSpec, sizeof(FSSpec)); - } else if ( (pb.hFileInfo.ioFlAttrib & ioDirMask) != 0 ) { - if (tempSpec.name[0] > 0) { - tempSpec.name[0] += 1; - tempSpec.name[tempSpec.name[0]] = ':'; - } - } - - /* - * Create a new Handle for the object - make it a C string. - */ - tempSpec.name[0] += 1; - tempSpec.name[tempSpec.name[0]] = '\0'; - err = PtrToHand(&tempSpec.name[1], fullPath, tempSpec.name[0]); - if (err == noErr) { - /* - * Get the ancestor directory names - loop until we have an - * error or find the root directory. - */ - pb.dirInfo.ioNamePtr = tempSpec.name; - pb.dirInfo.ioVRefNum = tempSpec.vRefNum; - pb.dirInfo.ioDrParID = tempSpec.parID; - do { - pb.dirInfo.ioFDirIndex = -1; - pb.dirInfo.ioDrDirID = pb.dirInfo.ioDrParID; - err = PBGetCatInfoSync(&pb); - if (err == noErr) { - /* - * Append colon to directory name and add - * directory name to beginning of fullPath. - */ - ++tempSpec.name[0]; - tempSpec.name[tempSpec.name[0]] = ':'; - - (void) Munger(*fullPath, 0, NULL, 0, &tempSpec.name[1], - tempSpec.name[0]); - err = MemError(); - } - } while ( (err == noErr) && - (pb.dirInfo.ioDrDirID != fsRtDirID) ); - } - } - } - - /* - * On error Dispose the handle, set it to NULL & return the err. - * Otherwise, set the length & return. - */ - if (err == noErr) { - *length = GetHandleSize(*fullPath) - 1; - } else { - if ( *fullPath != NULL ) { - DisposeHandle(*fullPath); - } - *fullPath = NULL; - *length = 0; - } - - return err; -} - -/* - *---------------------------------------------------------------------- - * - * GetGlobalMouseTcl -- - * - * This procedure obtains the current mouse position in global - * coordinates. - * - * Results: - * None. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -void -GetGlobalMouseTcl( - Point *mouse) /* Mouse position. */ -{ - EventRecord event; - - OSEventAvail(0, &event); - *mouse = event.where; -} - -pascal OSErr FSpGetDirectoryIDTcl (CONST FSSpec * spec, - long * theDirID, Boolean * isDirectory) -{ - return(FSpGetDirectoryID(spec, theDirID, isDirectory)); -} - -pascal short FSpOpenResFileCompatTcl (CONST FSSpec * spec, SignedByte permission) -{ - return(FSpOpenResFileCompat(spec,permission)); -} - -pascal void FSpCreateResFileCompatTcl ( - CONST FSSpec * spec, OSType creator, - OSType fileType, ScriptCode scriptTag) -{ - FSpCreateResFileCompat (spec,creator,fileType,scriptTag); -} |