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-rw-r--r--generic/tclFileSystem.h121
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diff --git a/generic/tclFileSystem.h b/generic/tclFileSystem.h
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-/*
- * tclFileSystem.h --
- *
- * This file contains the common defintions and prototypes for use by
- * Tcl's filesystem and path handling layers.
- *
- * Copyright (c) 2003 Vince Darley.
- *
- * See the file "license.terms" for information on usage and redistribution of
- * this file, and for a DISCLAIMER OF ALL WARRANTIES.
- */
-
-#ifndef _TCLFILESYSTEM
-#define _TCLFILESYSTEM
-
-#include "tcl.h"
-
-/*
- * struct FilesystemRecord --
- *
- * A filesystem record is used to keep track of each filesystem currently
- * registered with the core, in a linked list. Pointers to these structures
- * are also kept by each "path" Tcl_Obj, and we must retain a refCount on the
- * number of such references.
- */
-
-typedef struct FilesystemRecord {
- ClientData clientData; /* Client specific data for the new filesystem
- * (can be NULL) */
- const Tcl_Filesystem *fsPtr; /* Pointer to filesystem dispatch table. */
- int fileRefCount; /* How many Tcl_Obj's use this filesystem. */
- struct FilesystemRecord *nextPtr;
- /* The next filesystem registered to Tcl, or
- * NULL if no more. */
- struct FilesystemRecord *prevPtr;
- /* The previous filesystem registered to Tcl,
- * or NULL if no more. */
-} FilesystemRecord;
-
-/*
- * This structure holds per-thread private copy of the current directory
- * maintained by the global cwdPathPtr. This structure holds per-thread
- * private copies of some global data. This way we avoid most of the
- * synchronization calls which boosts performance, at cost of having to update
- * this information each time the corresponding epoch counter changes.
- */
-
-typedef struct ThreadSpecificData {
- int initialized;
- int cwdPathEpoch;
- int filesystemEpoch;
- Tcl_Obj *cwdPathPtr;
- ClientData cwdClientData;
- FilesystemRecord *filesystemList;
-} ThreadSpecificData;
-
-/*
- * The internal TclFS API provides routines for handling and manipulating
- * paths efficiently, taking direct advantage of the "path" Tcl_Obj type.
- *
- * These functions are not exported at all at present.
- */
-
-MODULE_SCOPE int TclFSCwdPointerEquals(Tcl_Obj **pathPtrPtr);
-MODULE_SCOPE int TclFSMakePathFromNormalized(Tcl_Interp *interp,
- Tcl_Obj *pathPtr, ClientData clientData);
-MODULE_SCOPE int TclFSNormalizeToUniquePath(Tcl_Interp *interp,
- Tcl_Obj *pathPtr, int startAt,
- ClientData *clientDataPtr);
-MODULE_SCOPE Tcl_Obj * TclFSMakePathRelative(Tcl_Interp *interp,
- Tcl_Obj *pathPtr, Tcl_Obj *cwdPtr);
-MODULE_SCOPE Tcl_Obj * TclFSInternalToNormalized(
- const Tcl_Filesystem *fromFilesystem,
- ClientData clientData,
- FilesystemRecord **fsRecPtrPtr);
-MODULE_SCOPE int TclFSEnsureEpochOk(Tcl_Obj *pathPtr,
- const Tcl_Filesystem **fsPtrPtr);
-MODULE_SCOPE void TclFSSetPathDetails(Tcl_Obj *pathPtr,
- FilesystemRecord *fsRecPtr,
- ClientData clientData);
-MODULE_SCOPE Tcl_Obj * TclFSNormalizeAbsolutePath(Tcl_Interp *interp,
- Tcl_Obj *pathPtr, ClientData *clientDataPtr);
-
-/*
- * Private shared variables for use by tclIOUtil.c and tclPathObj.c
- */
-
-MODULE_SCOPE const Tcl_Filesystem tclNativeFilesystem;
-MODULE_SCOPE Tcl_ThreadDataKey tclFsDataKey;
-
-/*
- * Private shared functions for use by tclIOUtil.c, tclPathObj.c and
- * tclFileName.c, and any platform-specific filesystem code.
- */
-
-MODULE_SCOPE Tcl_PathType TclFSGetPathType(Tcl_Obj *pathPtr,
- const Tcl_Filesystem **filesystemPtrPtr,
- int *driveNameLengthPtr);
-MODULE_SCOPE Tcl_PathType TclFSNonnativePathType(const char *pathPtr,
- int pathLen, const Tcl_Filesystem **filesystemPtrPtr,
- int *driveNameLengthPtr, Tcl_Obj **driveNameRef);
-MODULE_SCOPE Tcl_PathType TclGetPathType(Tcl_Obj *pathPtr,
- const Tcl_Filesystem **filesystemPtrPtr,
- int *driveNameLengthPtr, Tcl_Obj **driveNameRef);
-MODULE_SCOPE int TclFSEpochOk(int filesystemEpoch);
-MODULE_SCOPE int TclFSCwdIsNative(void);
-MODULE_SCOPE Tcl_Obj * TclWinVolumeRelativeNormalize(Tcl_Interp *interp,
- const char *path, Tcl_Obj **useThisCwdPtr);
-
-MODULE_SCOPE Tcl_FSPathInFilesystemProc TclNativePathInFilesystem;
-MODULE_SCOPE Tcl_FSCreateInternalRepProc TclNativeCreateNativeRep;
-
-#endif /* _TCLFILESYSTEM */
-
-/*
- * Local Variables:
- * mode: c
- * c-basic-offset: 4
- * fill-column: 78
- * End:
- */