diff options
Diffstat (limited to 'generic/tclPathObj.c')
| -rw-r--r-- | generic/tclPathObj.c | 564 |
1 files changed, 361 insertions, 203 deletions
diff --git a/generic/tclPathObj.c b/generic/tclPathObj.c index b210a50..57dc048 100644 --- a/generic/tclPathObj.c +++ b/generic/tclPathObj.c @@ -10,7 +10,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclPathObj.c,v 1.35 2004/09/29 22:17:30 dkf Exp $ + * RCS: @(#) $Id: tclPathObj.c,v 1.36 2004/10/06 12:09:14 dkf Exp $ */ #include "tclInt.h" @@ -21,20 +21,20 @@ */ static void DupFsPathInternalRep _ANSI_ARGS_((Tcl_Obj *srcPtr, - Tcl_Obj *copyPtr)); + Tcl_Obj *copyPtr)); static void FreeFsPathInternalRep _ANSI_ARGS_((Tcl_Obj *pathPtr)); static void UpdateStringOfFsPath _ANSI_ARGS_((Tcl_Obj *pathPtr)); static int SetFsPathFromAny _ANSI_ARGS_((Tcl_Interp *interp, - Tcl_Obj *pathPtr)); + Tcl_Obj *pathPtr)); static int FindSplitPos _ANSI_ARGS_((CONST char *path, int separator)); static int IsSeparatorOrNull _ANSI_ARGS_((int ch)); static Tcl_Obj* GetExtension _ANSI_ARGS_((Tcl_Obj *pathPtr)); - /* * Define the 'path' object type, which Tcl uses to represent * file paths internally. */ + Tcl_ObjType tclFsPathType = { "path", /* name */ FreeFsPathInternalRep, /* freeIntRepProc */ @@ -71,6 +71,7 @@ Tcl_ObjType tclFsPathType = { * the $dir and normPathPtr is the $tail. * */ + typedef struct FsPath { Tcl_Obj *translatedPathPtr; /* Name without any ~user sequences. * If this is NULL, then this is a @@ -105,15 +106,17 @@ typedef struct FsPath { /* * Flag values for FsPath->flags. */ + #define TCLPATH_APPENDED 1 /* * Define some macros to give us convenient access to path-object * specific fields. */ + #define PATHOBJ(pathPtr) (pathPtr->internalRep.otherValuePtr) #define PATHFLAGS(pathPtr) \ - (((FsPath*)(pathPtr->internalRep.otherValuePtr))->flags) + (((FsPath*)(pathPtr->internalRep.otherValuePtr))->flags) /* @@ -153,6 +156,7 @@ typedef struct FsPath { * *--------------------------------------------------------------------------- */ + Tcl_Obj* TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) Tcl_Interp* interp; /* Interpreter to use */ @@ -169,7 +173,7 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) * directory separator - we can't use '..' to * remove the volume in a path. */ Tcl_Obj *retVal = NULL; - dirSep = Tcl_GetString(pathPtr); + dirSep = TclGetString(pathPtr); if (tclPlatform == TCL_PLATFORM_WINDOWS) { if (dirSep[0] != 0 && dirSep[1] == ':' && @@ -197,6 +201,7 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) * if the directory before is a link, since we will have to * expand the link to be able to back up one level. */ + while (*dirSep != 0) { oldDirSep = dirSep; if (!first) { @@ -218,7 +223,7 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) if (IsSeparatorOrNull(dirSep[2])) { /* Need to skip '.' in the path */ if (retVal == NULL) { - CONST char *path = Tcl_GetString(pathPtr); + CONST char *path = TclGetString(pathPtr); retVal = Tcl_NewStringObj(path, dirSep - path); Tcl_IncrRefCount(retVal); } @@ -235,7 +240,7 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) char *linkStr; /* Have '..' so need to skip previous directory */ if (retVal == NULL) { - CONST char *path = Tcl_GetString(pathPtr); + CONST char *path = TclGetString(pathPtr); retVal = Tcl_NewStringObj(path, dirSep - path); Tcl_IncrRefCount(retVal); } @@ -247,34 +252,40 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) * is relative or absolute, for those platforms * where relative links exist. */ - if ((tclPlatform != TCL_PLATFORM_WINDOWS) - && (Tcl_FSGetPathType(link) == TCL_PATH_RELATIVE)) { + + if (tclPlatform != TCL_PLATFORM_WINDOWS && + Tcl_FSGetPathType(link) == TCL_PATH_RELATIVE) { + /* * We need to follow this link which is * relative to retVal's directory. This * means concatenating the link onto * the directory of the path so far. */ - CONST char *path = Tcl_GetStringFromObj(retVal, - &curLen); + + CONST char *path = + Tcl_GetStringFromObj(retVal, &curLen); while (--curLen >= 0) { if (IsSeparatorOrNull(path[curLen])) { break; } } if (Tcl_IsShared(retVal)) { - Tcl_DecrRefCount(retVal); + TclDecrRefCount(retVal); retVal = Tcl_DuplicateObj(retVal); Tcl_IncrRefCount(retVal); } /* We want the trailing slash */ Tcl_SetObjLength(retVal, curLen+1); Tcl_AppendObjToObj(retVal, link); - Tcl_DecrRefCount(link); + TclDecrRefCount(link); linkStr = Tcl_GetStringFromObj(retVal, &curLen); } else { - /* Absolute link */ - Tcl_DecrRefCount(retVal); + /* + * Absolute link. + */ + + TclDecrRefCount(retVal); retVal = link; linkStr = Tcl_GetStringFromObj(retVal, &curLen); /* Convert to forward-slashes on windows */ @@ -290,7 +301,11 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) } else { linkStr = Tcl_GetStringFromObj(retVal, &curLen); } - /* Either way, we now remove the last path element */ + + /* + * Either way, we now remove the last path element + */ + while (--curLen >= 0) { if (IsSeparatorOrNull(linkStr[curLen])) { Tcl_SetObjLength(retVal, curLen); @@ -315,6 +330,7 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) /* * If we didn't make any changes, just use the input path */ + if (retVal == NULL) { retVal = pathPtr; Tcl_IncrRefCount(retVal); @@ -331,7 +347,7 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) * given one object and is able to return a different one), * then we could remove this code. */ - Tcl_DecrRefCount(retVal); + TclDecrRefCount(retVal); retVal = Tcl_DuplicateObj(pathPtr); Tcl_IncrRefCount(retVal); } @@ -340,12 +356,13 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) /* * Ensure a windows drive like C:/ has a trailing separator */ + if (tclPlatform == TCL_PLATFORM_WINDOWS) { int len; CONST char *path = Tcl_GetStringFromObj(retVal, &len); if (len == 2 && path[0] != 0 && path[1] == ':') { if (Tcl_IsShared(retVal)) { - Tcl_DecrRefCount(retVal); + TclDecrRefCount(retVal); retVal = Tcl_DuplicateObj(retVal); Tcl_IncrRefCount(retVal); } @@ -364,12 +381,15 @@ TclFSNormalizeAbsolutePath(interp, pathPtr, clientDataPtr) * Virtual file systems which may be registered may have * other criteria for normalizing a path. */ + TclFSNormalizeToUniquePath(interp, retVal, 0, &clientData); + /* * Since we know it is a normalized path, we can * actually convert this object into an FsPath for * greater efficiency */ + TclFSMakePathFromNormalized(interp, retVal, clientData); if (clientDataPtr != NULL) { *clientDataPtr = clientData; @@ -492,7 +512,7 @@ TclPathPart(interp, pathPtr, portion) if (pathPtr->typePtr == &tclFsPathType) { FsPath *fsPathPtr = (FsPath*) PATHOBJ(pathPtr); if (TclFSEpochOk(fsPathPtr->filesystemEpoch) - && (PATHFLAGS(pathPtr) != 0)) { + && (PATHFLAGS(pathPtr) != 0)) { switch (portion) { case TCL_PATH_DIRNAME: { /* @@ -503,18 +523,21 @@ TclPathPart(interp, pathPtr, portion) * special case here, but we don't, and instead * just use the standardPath code. */ - CONST char *rest = Tcl_GetString(fsPathPtr->normPathPtr); + + CONST char *rest = TclGetString(fsPathPtr->normPathPtr); if (strchr(rest, '/') != NULL) { goto standardPath; } - if ((tclPlatform == TCL_PLATFORM_WINDOWS) - && (strchr(rest, '\\') != NULL)) { + if (tclPlatform == TCL_PLATFORM_WINDOWS + && strchr(rest, '\\') != NULL) { goto standardPath; } + /* * The joined-on path is simple, so we can just * return here. */ + Tcl_IncrRefCount(fsPathPtr->cwdPtr); return fsPathPtr->cwdPtr; } @@ -526,12 +549,13 @@ TclPathPart(interp, pathPtr, portion) * We could handle that special case here, but we * don't, and instead just use the standardPath code. */ - CONST char *rest = Tcl_GetString(fsPathPtr->normPathPtr); + + CONST char *rest = TclGetString(fsPathPtr->normPathPtr); if (strchr(rest, '/') != NULL) { goto standardPath; } - if ((tclPlatform == TCL_PLATFORM_WINDOWS) - && (strchr(rest, '\\') != NULL)) { + if (tclPlatform == TCL_PLATFORM_WINDOWS + && strchr(rest, '\\') != NULL) { goto standardPath; } Tcl_IncrRefCount(fsPathPtr->normPathPtr); @@ -560,19 +584,21 @@ TclPathPart(interp, pathPtr, portion) * then trim off the extension of the * tail component of the path. */ - Tcl_Obj *root; + FsPath *fsDupPtr; - root = Tcl_DuplicateObj(pathPtr); + Tcl_Obj *root = Tcl_DuplicateObj(pathPtr); + Tcl_IncrRefCount(root); fsDupPtr = (FsPath*) PATHOBJ(root); if (Tcl_IsShared(fsDupPtr->normPathPtr)) { - Tcl_DecrRefCount(fsDupPtr->normPathPtr); - fsDupPtr->normPathPtr = Tcl_NewStringObj(fileName, - (int)(length - strlen(extension))); + TclDecrRefCount(fsDupPtr->normPathPtr); + fsDupPtr->normPathPtr = + Tcl_NewStringObj(fileName, + (int)(length - strlen(extension))); Tcl_IncrRefCount(fsDupPtr->normPathPtr); } else { Tcl_SetObjLength(fsDupPtr->normPathPtr, - (int)(length - strlen(extension))); + (int)(length - strlen(extension))); } return root; } @@ -624,12 +650,13 @@ TclPathPart(interp, pathPtr, portion) * this code computes the actual full path name, if we * had just a single component. */ + splitPtr = Tcl_FSSplitPath(pathPtr, &splitElements); Tcl_IncrRefCount(splitPtr); - if ((splitElements == 1) && (Tcl_GetString(pathPtr)[0] == '~')) { + if (splitElements == 1 && TclGetString(pathPtr)[0] == '~') { Tcl_Obj *norm; - - Tcl_DecrRefCount(splitPtr); + + TclDecrRefCount(splitPtr); norm = Tcl_FSGetNormalizedPath(interp, pathPtr); if (norm == NULL) { return NULL; @@ -643,8 +670,8 @@ TclPathPart(interp, pathPtr, portion) * and it is the root of an absolute path. */ - if ((splitElements > 0) && ((splitElements > 1) - || (Tcl_FSGetPathType(pathPtr) == TCL_PATH_RELATIVE))) { + if ((splitElements > 0) && ((splitElements > 1) || + (Tcl_FSGetPathType(pathPtr) == TCL_PATH_RELATIVE))) { Tcl_ListObjIndex(NULL, splitPtr, splitElements-1, &resultPtr); } else { resultPtr = Tcl_NewObj(); @@ -659,14 +686,14 @@ TclPathPart(interp, pathPtr, portion) if (splitElements > 1) { resultPtr = Tcl_FSJoinPath(splitPtr, splitElements - 1); } else if (splitElements == 0 || - (Tcl_FSGetPathType(pathPtr) == TCL_PATH_RELATIVE)) { + (Tcl_FSGetPathType(pathPtr) == TCL_PATH_RELATIVE)) { resultPtr = Tcl_NewStringObj(".", 1); } else { Tcl_ListObjIndex(NULL, splitPtr, 0, &resultPtr); } } Tcl_IncrRefCount(resultPtr); - Tcl_DecrRefCount(splitPtr); + TclDecrRefCount(splitPtr); return resultPtr; } } @@ -674,6 +701,7 @@ TclPathPart(interp, pathPtr, portion) /* * Simple helper function */ + static Tcl_Obj* GetExtension(pathPtr) Tcl_Obj *pathPtr; @@ -681,7 +709,7 @@ GetExtension(pathPtr) CONST char *tail, *extension; Tcl_Obj *ret; - tail = Tcl_GetString(pathPtr); + tail = TclGetString(pathPtr); extension = TclGetExtension(tail); if (extension == NULL) { ret = Tcl_NewObj(); @@ -726,6 +754,7 @@ GetExtension(pathPtr) * *--------------------------------------------------------------------------- */ + Tcl_Obj* Tcl_FSJoinPath(listObj, elements) Tcl_Obj *listObj; /* Path elements to join, may have refCount 0 */ @@ -777,8 +806,9 @@ Tcl_FSJoinPath(listObj, elements) * use the special case when we have exactly two elements, * but we could expand that in the future. */ + if ((i == (elements-2)) && (i == 0) && (elt->typePtr == &tclFsPathType) - && !(elt->bytes != NULL && (elt->bytes[0] == '\0'))) { + && !(elt->bytes != NULL && (elt->bytes[0] == '\0'))) { Tcl_Obj *tail; Tcl_PathType type; Tcl_ListObjIndex(NULL, listObj, i+1, &tail); @@ -786,16 +816,20 @@ Tcl_FSJoinPath(listObj, elements) if (type == TCL_PATH_RELATIVE) { CONST char *str; int len; - str = Tcl_GetStringFromObj(tail,&len); + + str = Tcl_GetStringFromObj(tail, &len); if (len == 0) { /* * This happens if we try to handle the root volume * '/'. There's no need to return a special path * object, when the base itself is just fine! */ - if (res != NULL) Tcl_DecrRefCount(res); + if (res != NULL) { + TclDecrRefCount(res); + } return elt; } + /* * If it doesn't begin with '.' and is a unix * path or it a windows path without backslashes, then we @@ -805,11 +839,15 @@ Tcl_FSJoinPath(listObj, elements) * and this would therefore contradict our 'file join' * documentation). */ + if (str[0] != '.' && ((tclPlatform != TCL_PLATFORM_WINDOWS) - || (strchr(str, '\\') == NULL))) { - if (res != NULL) Tcl_DecrRefCount(res); + || (strchr(str, '\\') == NULL))) { + if (res != NULL) { + TclDecrRefCount(res); + } return TclNewFSPathObj(elt, str, len); } + /* * Otherwise we don't have an easy join, and * we must let the more general code below handle @@ -817,15 +855,19 @@ Tcl_FSJoinPath(listObj, elements) */ } else { if (tclPlatform == TCL_PLATFORM_UNIX) { - if (res != NULL) Tcl_DecrRefCount(res); + if (res != NULL) { + TclDecrRefCount(res); + } return tail; } else { CONST char *str; int len; - str = Tcl_GetStringFromObj(tail,&len); + str = Tcl_GetStringFromObj(tail, &len); if (tclPlatform == TCL_PLATFORM_WINDOWS) { if (strchr(str, '\\') == NULL) { - if (res != NULL) Tcl_DecrRefCount(res); + if (res != NULL) { + TclDecrRefCount(res); + } return tail; } } @@ -836,7 +878,9 @@ Tcl_FSJoinPath(listObj, elements) type = TclGetPathType(elt, &fsPtr, &driveNameLength, &driveName); if (type != TCL_PATH_RELATIVE) { /* Zero out the current result */ - if (res != NULL) Tcl_DecrRefCount(res); + if (res != NULL) { + TclDecrRefCount(res); + } if (driveName != NULL) { /* @@ -845,8 +889,10 @@ Tcl_FSJoinPath(listObj, elements) * format for us (e.g. it may contain irrelevant * multiple separators, like C://///foo). */ + res = Tcl_DuplicateObj(driveName); - Tcl_DecrRefCount(driveName); + TclDecrRefCount(driveName); + /* * Do not set driveName to NULL, because we will check * its value below (but we won't access the contents, @@ -865,8 +911,9 @@ Tcl_FSJoinPath(listObj, elements) * path is already in a suitable form to be returned. Then we * can short-cut the rest of this procedure. */ + if ((driveName == NULL) && (i == (elements - 1)) - && (type != TCL_PATH_RELATIVE || res == NULL)) { + && (type != TCL_PATH_RELATIVE || res == NULL)) { /* * It's the last path segment. Perform a quick check if * the path is already in a suitable form. @@ -888,18 +935,22 @@ Tcl_FSJoinPath(listObj, elements) } ptr++; } - if (res != NULL) Tcl_DecrRefCount(res); + if (res != NULL) { + TclDecrRefCount(res); + } /* * This element is just what we want to return already - * no further manipulation is requred. */ return elt; } + /* * The path element was not of a suitable form to be * returned as is. We need to perform a more complex * operation here. */ + noQuickReturn: if (res == NULL) { @@ -913,8 +964,9 @@ Tcl_FSJoinPath(listObj, elements) * Strip off any './' before a tilde, unless this is the * beginning of the path. */ - if (length > 0 && strEltLen > 0 - && (strElt[0] == '.') && (strElt[1] == '/') && (strElt[2] == '~')) { + + if (length > 0 && strEltLen > 0 && (strElt[0] == '.') && + (strElt[1] == '/') && (strElt[2] == '~')) { strElt += 2; } @@ -924,7 +976,10 @@ Tcl_FSJoinPath(listObj, elements) * which is also relative (or empty). There's nothing * particularly wrong with that. */ - if (*strElt == '\0') continue; + + if (*strElt == '\0') { + continue; + } if (fsPtr == &tclNativeFilesystem || fsPtr == NULL) { TclpNativeJoinPath(res, strElt); @@ -935,7 +990,7 @@ Tcl_FSJoinPath(listObj, elements) if (fsPtr->filesystemSeparatorProc != NULL) { Tcl_Obj *sep = (*fsPtr->filesystemSeparatorProc)(res); if (sep != NULL) { - separator = Tcl_GetString(sep)[0]; + separator = TclGetString(sep)[0]; } } @@ -944,8 +999,8 @@ Tcl_FSJoinPath(listObj, elements) length++; } Tcl_SetObjLength(res, length + (int) strlen(strElt)); - - ptr = Tcl_GetString(res) + length; + + ptr = TclGetString(res) + length; for (; *strElt != '\0'; strElt++) { if (*strElt == separator) { while (strElt[1] == separator) { @@ -961,7 +1016,7 @@ Tcl_FSJoinPath(listObj, elements) needsSep = 1; } } - length = ptr - Tcl_GetString(res); + length = ptr - TclGetString(res); Tcl_SetObjLength(res, length); } } @@ -993,6 +1048,7 @@ Tcl_FSJoinPath(listObj, elements) * *--------------------------------------------------------------------------- */ + int Tcl_FSConvertToPathType(interp, pathPtr) Tcl_Interp *interp; /* Interpreter in which to store error @@ -1009,6 +1065,7 @@ Tcl_FSConvertToPathType(interp, pathPtr) * and is a relative path, we do have to worry about the cwd. * If the cwd has changed, we must recompute the path. */ + if (pathPtr->typePtr == &tclFsPathType) { FsPath *fsPathPtr = (FsPath*) PATHOBJ(pathPtr); if (!TclFSEpochOk(fsPathPtr->filesystemEpoch)) { @@ -1048,6 +1105,7 @@ Tcl_FSConvertToPathType(interp, pathPtr) /* * Helper function for normalization. */ + static int IsSeparatorOrNull(ch) int ch; @@ -1071,6 +1129,7 @@ IsSeparatorOrNull(ch) * directory delimiter in the path. If no separator is found, then * returns the position of the end of the string. */ + static int FindSplitPos(path, separator) CONST char *path; @@ -1078,23 +1137,23 @@ FindSplitPos(path, separator) { int count = 0; switch (tclPlatform) { - case TCL_PLATFORM_UNIX: - while (path[count] != 0) { - if (path[count] == separator) { - return count; - } - count++; + case TCL_PLATFORM_UNIX: + while (path[count] != 0) { + if (path[count] == separator) { + return count; } - break; + count++; + } + break; - case TCL_PLATFORM_WINDOWS: - while (path[count] != 0) { - if (path[count] == separator || path[count] == '\\') { - return count; - } - count++; + case TCL_PLATFORM_WINDOWS: + while (path[count] != 0) { + if (path[count] == separator || path[count] == '\\') { + return count; } - break; + count++; + } + break; } return count; } @@ -1198,7 +1257,7 @@ TclFSMakePathRelative(interp, pathPtr, cwdPtr) if (interp != NULL) { Tcl_ResetResult(interp); Tcl_AppendResult(interp, "can't find object", - "string representation", (char *) NULL); + "string representation", (char *) NULL); } return NULL; } @@ -1225,25 +1284,27 @@ TclFSMakePathRelative(interp, pathPtr, cwdPtr) return pathPtr; } } + /* - * We know the cwd is a normalised object which does - * not end in a directory delimiter, unless the cwd - * is the name of a volume, in which case it will - * end in a delimiter! We handle this situation here. - * A better test than the '!= sep' might be to simply - * check if 'cwd' is a root volume. + * We know the cwd is a normalised object which does not end in a + * directory delimiter, unless the cwd is the name of a volume, in + * which case it will end in a delimiter! We handle this + * situation here. A better test than the '!= sep' might be to + * simply check if 'cwd' is a root volume. * - * Note that if we get this wrong, we will strip off - * either too much or too little below, leading to - * wrong answers returned by glob. + * Note that if we get this wrong, we will strip off either too + * much or too little below, leading to wrong answers returned by + * glob. */ + tempStr = Tcl_GetStringFromObj(cwdPtr, &cwdLen); + /* - * Should we perhaps use 'Tcl_FSPathSeparator'? - * But then what about the Windows special case? - * Perhaps we should just check if cwd is a root - * volume. + * Should we perhaps use 'Tcl_FSPathSeparator'? But then what + * about the Windows special case? Perhaps we should just check + * if cwd is a root volume. */ + switch (tclPlatform) { case TCL_PLATFORM_UNIX: if (tempStr[cwdLen-1] != '/') { @@ -1473,6 +1534,7 @@ Tcl_FSGetTranslatedPath(interp, pathPtr) * *--------------------------------------------------------------------------- */ + CONST char* Tcl_FSGetTranslatedStringPath(interp, pathPtr) Tcl_Interp *interp; @@ -1486,7 +1548,7 @@ Tcl_FSGetTranslatedStringPath(interp, pathPtr) orig = Tcl_GetStringFromObj(transPtr, &len); result = (char*) ckalloc((unsigned)(len+1)); memcpy((VOID*) result, (VOID*) orig, (size_t) (len+1)); - Tcl_DecrRefCount(transPtr); + TclDecrRefCount(transPtr); return result; } @@ -1517,7 +1579,6 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) Tcl_Interp *interp; Tcl_Obj* pathPtr; { - FsPath *fsPathPtr; if (Tcl_FSConvertToPathType(interp, pathPtr) != TCL_OK) { @@ -1530,6 +1591,7 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) * This is a special path object which is the result of * something like 'file join' */ + Tcl_Obj *dir, *copy; int cwdLen; int pathType; @@ -1547,15 +1609,20 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) copy = Tcl_DuplicateObj(dir); Tcl_IncrRefCount(copy); Tcl_IncrRefCount(dir); - /* We now own a reference on both 'dir' and 'copy' */ + + /* + * We now own a reference on both 'dir' and 'copy' + */ cwdStr = Tcl_GetStringFromObj(copy, &cwdLen); + /* * Should we perhaps use 'Tcl_FSPathSeparator'? * But then what about the Windows special case? * Perhaps we should just check if cwd is a root volume. * We should never get cwdLen == 0 in this code path. */ + switch (tclPlatform) { case TCL_PLATFORM_UNIX: if (cwdStr[cwdLen-1] != '/') { @@ -1572,6 +1639,7 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) break; } Tcl_AppendObjToObj(copy, fsPathPtr->normPathPtr); + /* * Normalize the combined string, but only starting after * the end of the previously normalized 'dir'. This should @@ -1580,9 +1648,13 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) * The normalization code will actually start off directly * after that separator. */ + TclFSNormalizeToUniquePath(interp, copy, cwdLen-1, - (fsPathPtr->nativePathPtr == NULL ? &clientData : NULL)); - /* Now we need to construct the new path object */ + (fsPathPtr->nativePathPtr == NULL ? &clientData : NULL)); + + /* + * Now we need to construct the new path object + */ if (pathType == TCL_PATH_RELATIVE) { FsPath* origDirFsPathPtr; @@ -1592,25 +1664,29 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) fsPathPtr->cwdPtr = origDirFsPathPtr->cwdPtr; Tcl_IncrRefCount(fsPathPtr->cwdPtr); - Tcl_DecrRefCount(fsPathPtr->normPathPtr); + TclDecrRefCount(fsPathPtr->normPathPtr); fsPathPtr->normPathPtr = copy; /* That's our reference to copy used */ - Tcl_DecrRefCount(dir); - Tcl_DecrRefCount(origDir); + TclDecrRefCount(dir); + TclDecrRefCount(origDir); } else { - Tcl_DecrRefCount(fsPathPtr->cwdPtr); + TclDecrRefCount(fsPathPtr->cwdPtr); fsPathPtr->cwdPtr = NULL; - Tcl_DecrRefCount(fsPathPtr->normPathPtr); + TclDecrRefCount(fsPathPtr->normPathPtr); fsPathPtr->normPathPtr = copy; /* That's our reference to copy used */ - Tcl_DecrRefCount(dir); + TclDecrRefCount(dir); } if (clientData != NULL) { fsPathPtr->nativePathPtr = clientData; } PATHFLAGS(pathPtr) = 0; } - /* Ensure cwd hasn't changed */ + + /* + * Ensure cwd hasn't changed + */ + if (fsPathPtr->cwdPtr != NULL) { if (!TclFSCwdPointerEquals(&fsPathPtr->cwdPtr)) { if (pathPtr->bytes == NULL) { @@ -1618,8 +1694,7 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) } FreeFsPathInternalRep(pathPtr); pathPtr->typePtr = NULL; - if (Tcl_ConvertToType(interp, pathPtr, - &tclFsPathType) != TCL_OK) { + if (Tcl_ConvertToType(interp, pathPtr, &tclFsPathType) != TCL_OK) { return NULL; } fsPathPtr = (FsPath*) PATHOBJ(pathPtr); @@ -1632,12 +1707,14 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) copy = Tcl_DuplicateObj(fsPathPtr->cwdPtr); Tcl_IncrRefCount(copy); cwdStr = Tcl_GetStringFromObj(copy, &cwdLen); + /* * Should we perhaps use 'Tcl_FSPathSeparator'? * But then what about the Windows special case? * Perhaps we should just check if cwd is a root volume. * We should never get cwdLen == 0 in this code path. */ + switch (tclPlatform) { case TCL_PLATFORM_UNIX: if (cwdStr[cwdLen-1] != '/') { @@ -1646,21 +1723,22 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) } break; case TCL_PLATFORM_WINDOWS: - if (cwdStr[cwdLen-1] != '/' - && cwdStr[cwdLen-1] != '\\') { + if (cwdStr[cwdLen-1] != '/' && cwdStr[cwdLen-1] != '\\') { Tcl_AppendToObj(copy, "/", 1); cwdLen++; } break; } Tcl_AppendObjToObj(copy, pathPtr); + /* * Normalize the combined string, but only starting after * the end of the previously normalized 'dir'. This should * be much faster! */ + TclFSNormalizeToUniquePath(interp, copy, cwdLen-1, - (fsPathPtr->nativePathPtr == NULL ? &clientData : NULL)); + (fsPathPtr->nativePathPtr == NULL ? &clientData : NULL)); fsPathPtr->normPathPtr = copy; if (clientData != NULL) { fsPathPtr->nativePathPtr = clientData; @@ -1670,21 +1748,24 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) if (fsPathPtr->normPathPtr == NULL) { ClientData clientData = NULL; Tcl_Obj *useThisCwd = NULL; + /* * Since normPathPtr is NULL, but this is a valid path * object, we know that the translatedPathPtr cannot be NULL. */ + Tcl_Obj *absolutePath = fsPathPtr->translatedPathPtr; - char *path = Tcl_GetString(absolutePath); - + CONST char *path = TclGetString(absolutePath); + /* * We have to be a little bit careful here to avoid infinite loops * we're asking Tcl_FSGetPathType to return the path's type, but * that call can actually result in a lot of other filesystem * action, which might loop back through here. */ + if (path[0] != '\0') { - Tcl_PathType type; + /* * We don't ask for the type of 'pathPtr' here, because * that is not correct for our purposes when we have a @@ -1693,11 +1774,15 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) * reality can be just about anything, depending on * how env(HOME) is set. */ - type = Tcl_FSGetPathType(absolutePath); + + Tcl_PathType type = Tcl_FSGetPathType(absolutePath); + if (type == TCL_PATH_RELATIVE) { useThisCwd = Tcl_FSGetCwd(interp); - if (useThisCwd == NULL) return NULL; + if (useThisCwd == NULL) { + return NULL; + } absolutePath = Tcl_FSJoinToPath(useThisCwd, 1, &absolutePath); Tcl_IncrRefCount(absolutePath); @@ -1718,16 +1803,21 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) * to be executed, causing various errors because * volume-relative paths really do not exist. */ + useThisCwd = Tcl_FSGetCwd(interp); - if (useThisCwd == NULL) return NULL; + if (useThisCwd == NULL) { + return NULL; + } if (path[0] == '/') { /* * Path of form /foo/bar which is a path in the * root directory of the current volume. */ - CONST char *drive = Tcl_GetString(useThisCwd); - absolutePath = Tcl_NewStringObj(drive,2); + + CONST char *drive = TclGetString(useThisCwd); + + absolutePath = Tcl_NewStringObj(drive, 2); Tcl_AppendToObj(absolutePath, path, -1); Tcl_IncrRefCount(absolutePath); /* We have a refCount on the cwd */ @@ -1736,10 +1826,12 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) * Path of form C:foo/bar, but this only makes * sense if the cwd is also on drive C. */ + int cwdLen; - CONST char *drive = Tcl_GetStringFromObj(useThisCwd, - &cwdLen); + CONST char *drive = + Tcl_GetStringFromObj(useThisCwd, &cwdLen); char drive_cur = path[0]; + if (drive_cur >= 'a') { drive_cur -= ('a' - 'A'); } @@ -1760,8 +1852,9 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) Tcl_AppendToObj(absolutePath, "/", 1); } } else { - Tcl_DecrRefCount(useThisCwd); + TclDecrRefCount(useThisCwd); useThisCwd = NULL; + /* * The path is not in the current drive, but * is volume-relative. The way Tcl 8.3 handles @@ -1769,6 +1862,7 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) * relative to the root of the drive. We * therefore behave the same here. */ + absolutePath = Tcl_NewStringObj(path, 2); Tcl_AppendToObj(absolutePath, "/", 1); } @@ -1778,29 +1872,39 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) #endif /* __WIN32__ */ } } - /* Already has refCount incremented */ - fsPathPtr->normPathPtr = TclFSNormalizeAbsolutePath(interp, absolutePath, - (fsPathPtr->nativePathPtr == NULL ? &clientData : NULL)); + + /* + * Already has refCount incremented + */ + + fsPathPtr->normPathPtr = TclFSNormalizeAbsolutePath(interp, + absolutePath, + (fsPathPtr->nativePathPtr == NULL ? &clientData : NULL)); if (0 && (clientData != NULL)) { fsPathPtr->nativePathPtr = - (*fsPathPtr->fsRecPtr->fsPtr->dupInternalRepProc)(clientData); + (*fsPathPtr->fsRecPtr->fsPtr->dupInternalRepProc)(clientData); } + /* * Check if path is pure normalized (this can only be the case * if it is an absolute path). */ + if (useThisCwd == NULL) { - if (!strcmp(Tcl_GetString(fsPathPtr->normPathPtr), - Tcl_GetString(pathPtr))) { + if (!strcmp(TclGetString(fsPathPtr->normPathPtr), + TclGetString(pathPtr))) { /* * The path was already normalized. * Get rid of the duplicate. */ - Tcl_DecrRefCount(fsPathPtr->normPathPtr); + + TclDecrRefCount(fsPathPtr->normPathPtr); + /* * We do *not* increment the refCount for * this circular reference */ + fsPathPtr->normPathPtr = pathPtr; } } else { @@ -1809,7 +1913,8 @@ Tcl_FSGetNormalizedPath(interp, pathPtr) * relative paths (this was returned by Tcl_FSJoinToPath * above), and then of course store the cwd. */ - Tcl_DecrRefCount(absolutePath); + + TclDecrRefCount(absolutePath); fsPathPtr->cwdPtr = useThisCwd; } } @@ -1866,6 +1971,7 @@ Tcl_FSGetInternalRep(pathPtr, fsPtr) * would be nice, but not easily achievable with the current * implementation. */ + if (srcFsPathPtr->fsRecPtr == NULL) { /* * This only usually happens in wrappers like TclpStat which @@ -1876,6 +1982,7 @@ Tcl_FSGetInternalRep(pathPtr, fsPtr) * call the native filesystem directly. It is at least safer * to allow this sub-optimal routing. */ + Tcl_FSGetFileSystemForPath(pathPtr); /* @@ -1884,21 +1991,24 @@ Tcl_FSGetInternalRep(pathPtr, fsPtr) * use of the empty path "" via a direct call to one of the * objectified interfaces (e.g. from the Tcl testsuite). */ + srcFsPathPtr = (FsPath*) PATHOBJ(pathPtr); if (srcFsPathPtr->fsRecPtr == NULL) { return NULL; } } + /* + * There is still one possibility we should consider; if the file + * belongs to a different filesystem, perhaps it is actually + * linked through to a file in our own filesystem which we do care + * about. The way we can check for this is we ask what filesystem + * this path belongs to. + */ + if (fsPtr != srcFsPathPtr->fsRecPtr->fsPtr) { - /* - * There is still one possibility we should consider; if the - * file belongs to a different filesystem, perhaps it is - * actually linked through to a file in our own filesystem - * which we do care about. The way we can check for this - * is we ask what filesystem this path belongs to. - */ Tcl_Filesystem *actualFs = Tcl_FSGetFileSystemForPath(pathPtr); + if (actualFs == fsPtr) { return Tcl_FSGetInternalRep(pathPtr, fsPtr); } @@ -1954,11 +2064,13 @@ TclFSEnsureEpochOk(pathPtr, fsPtrPtr) * Check if the filesystem has changed in some way since * this object's internal representation was calculated. */ + if (!TclFSEpochOk(srcFsPathPtr->filesystemEpoch)) { /* * We have to discard the stale representation and * recalculate it */ + if (pathPtr->bytes == NULL) { UpdateStringOfFsPath(pathPtr); } @@ -1969,14 +2081,33 @@ TclFSEnsureEpochOk(pathPtr, fsPtrPtr) } srcFsPathPtr = (FsPath*) PATHOBJ(pathPtr); } - /* Check whether the object is already assigned to a fs */ + + /* + * Check whether the object is already assigned to a fs + */ + if (srcFsPathPtr->fsRecPtr != NULL) { *fsPtrPtr = srcFsPathPtr->fsRecPtr->fsPtr; } - return TCL_OK; } +/* + *--------------------------------------------------------------------------- + * + * TclFSSetPathDetails -- + * + * ??? + * + * Results: + * None + * + * Side effects: + * ??? + * + *--------------------------------------------------------------------------- + */ + void TclFSSetPathDetails(pathPtr, fsRecPtr, clientData) Tcl_Obj *pathPtr; @@ -2022,41 +2153,39 @@ Tcl_FSEqualPaths(firstPtr, secondPtr) Tcl_Obj* firstPtr; Tcl_Obj* secondPtr; { + char *firstStr, *secondStr; + int firstLen, secondLen, tempErrno; + if (firstPtr == secondPtr) { return 1; - } else { - char *firstStr, *secondStr; - int firstLen, secondLen, tempErrno; + } - if (firstPtr == NULL || secondPtr == NULL) { - return 0; - } - firstStr = Tcl_GetStringFromObj(firstPtr, &firstLen); - secondStr = Tcl_GetStringFromObj(secondPtr, &secondLen); - if ((firstLen == secondLen) && (strcmp(firstStr, secondStr) == 0)) { - return 1; - } - /* - * Try the most thorough, correct method of comparing fully - * normalized paths - */ + if (firstPtr == NULL || secondPtr == NULL) { + return 0; + } + firstStr = Tcl_GetStringFromObj(firstPtr, &firstLen); + secondStr = Tcl_GetStringFromObj(secondPtr, &secondLen); + if ((firstLen == secondLen) && (strcmp(firstStr, secondStr) == 0)) { + return 1; + } - tempErrno = Tcl_GetErrno(); - firstPtr = Tcl_FSGetNormalizedPath(NULL, firstPtr); - secondPtr = Tcl_FSGetNormalizedPath(NULL, secondPtr); - Tcl_SetErrno(tempErrno); + /* + * Try the most thorough, correct method of comparing fully + * normalized paths + */ - if (firstPtr == NULL || secondPtr == NULL) { - return 0; - } - firstStr = Tcl_GetStringFromObj(firstPtr, &firstLen); - secondStr = Tcl_GetStringFromObj(secondPtr, &secondLen); - if ((firstLen == secondLen) && (strcmp(firstStr, secondStr) == 0)) { - return 1; - } + tempErrno = Tcl_GetErrno(); + firstPtr = Tcl_FSGetNormalizedPath(NULL, firstPtr); + secondPtr = Tcl_FSGetNormalizedPath(NULL, secondPtr); + Tcl_SetErrno(tempErrno); + + if (firstPtr == NULL || secondPtr == NULL) { + return 0; } - return 0; + firstStr = Tcl_GetStringFromObj(firstPtr, &firstLen); + secondStr = Tcl_GetStringFromObj(secondPtr, &secondLen); + return (firstLen == secondLen) && (strcmp(firstStr, secondStr) == 0); } /* @@ -2110,11 +2239,13 @@ SetFsPathFromAny(interp, pathPtr) * (fCmd.test, fileName.test and cmdAH.test exercise * most of the code). */ - name = Tcl_GetStringFromObj(pathPtr,&len); + + name = Tcl_GetStringFromObj(pathPtr, &len); /* * Handle tilde substitutions, if needed. */ + if (name[0] == '~') { char *expandedUser; Tcl_DString temp; @@ -2126,12 +2257,22 @@ SetFsPathFromAny(interp, pathPtr) /* We have multiple pieces '~user/foo/bar...' */ name[split] = '\0'; } - /* Do some tilde substitution */ + + /* + * Do some tilde substitution + */ + if (name[1] == '\0') { - /* We have just '~' */ + /* + * We have just '~' + */ + CONST char *dir; Tcl_DString dirString; - if (split != len) { name[split] = separator; } + + if (split != len) { + name[split] = separator; + } dir = TclGetEnv("HOME", &dirString); if (dir == NULL) { @@ -2146,7 +2287,10 @@ SetFsPathFromAny(interp, pathPtr) Tcl_JoinPath(1, &dir, &temp); Tcl_DStringFree(&dirString); } else { - /* We have a user name '~user' */ + /* + * We have a user name '~user' + */ + Tcl_DStringInit(&temp); if (TclpGetUserHome(name+1, &temp) == NULL) { if (interp != NULL) { @@ -2155,10 +2299,14 @@ SetFsPathFromAny(interp, pathPtr) "\" doesn't exist", (char *) NULL); } Tcl_DStringFree(&temp); - if (split != len) { name[split] = separator; } + if (split != len) { + name[split] = separator; + } return TCL_ERROR; } - if (split != len) { name[split] = separator; } + if (split != len) { + name[split] = separator; + } } expandedUser = Tcl_DStringValue(&temp); @@ -2182,9 +2330,9 @@ SetFsPathFromAny(interp, pathPtr) /* Skip '~'. It's replaced by its expansion */ objc--; objv++; while (objc--) { - TclpNativeJoinPath(transPtr, Tcl_GetString(*objv++)); + TclpNativeJoinPath(transPtr, TclGetString(*objv++)); } - Tcl_DecrRefCount(parts); + TclDecrRefCount(parts); } else { /* * Simple case. "rest" is relative path. Just join it. @@ -2192,36 +2340,39 @@ SetFsPathFromAny(interp, pathPtr) * Tcl_FSJoinToPath returns (unless something else * claims a refCount on it). */ + Tcl_Obj *joined; - Tcl_Obj *rest = Tcl_NewStringObj(name+split+1,-1); + Tcl_Obj *rest = Tcl_NewStringObj(name+split+1, -1); + Tcl_IncrRefCount(transPtr); joined = Tcl_FSJoinToPath(transPtr, 1, &rest); - Tcl_DecrRefCount(transPtr); + TclDecrRefCount(transPtr); transPtr = joined; } } Tcl_DStringFree(&temp); } else { - transPtr = Tcl_FSJoinToPath(pathPtr,0,NULL); + transPtr = Tcl_FSJoinToPath(pathPtr, 0, NULL); } #if defined(__CYGWIN__) && defined(__WIN32__) { - extern int cygwin_conv_to_win32_path - _ANSI_ARGS_((CONST char *, char *)); - char winbuf[MAX_PATH+1]; + extern int cygwin_conv_to_win32_path(CONST char *, char *); + char winbuf[MAX_PATH+1]; + + /* + * In the Cygwin world, call conv_to_win32_path in order to + * use the mount table to translate the file name into + * something Windows will understand. Take care when + * converting empty strings! + */ - /* - * In the Cygwin world, call conv_to_win32_path in order to use the - * mount table to translate the file name into something Windows will - * understand. Take care when converting empty strings! - */ - name = Tcl_GetStringFromObj(transPtr, &len); - if (len > 0) { - cygwin_conv_to_win32_path(name, winbuf); - TclWinNoBackslash(winbuf); - Tcl_SetStringObj(transPtr, winbuf, -1); - } + name = Tcl_GetStringFromObj(transPtr, &len); + if (len > 0) { + cygwin_conv_to_win32_path(name, winbuf); + TclWinNoBackslash(winbuf); + Tcl_SetStringObj(transPtr, winbuf, -1); + } } #endif /* __CYGWIN__ && __WIN32__ */ @@ -2246,6 +2397,7 @@ SetFsPathFromAny(interp, pathPtr) /* * Free old representation before installing our new one. */ + TclFreeIntRep(pathPtr); PATHOBJ(pathPtr) = (VOID *) fsPathPtr; PATHFLAGS(pathPtr) = 0; @@ -2262,25 +2414,24 @@ FreeFsPathInternalRep(pathPtr) if (fsPathPtr->translatedPathPtr != NULL) { if (fsPathPtr->translatedPathPtr != pathPtr) { - Tcl_DecrRefCount(fsPathPtr->translatedPathPtr); + TclDecrRefCount(fsPathPtr->translatedPathPtr); } } if (fsPathPtr->normPathPtr != NULL) { if (fsPathPtr->normPathPtr != pathPtr) { - Tcl_DecrRefCount(fsPathPtr->normPathPtr); + TclDecrRefCount(fsPathPtr->normPathPtr); } fsPathPtr->normPathPtr = NULL; } if (fsPathPtr->cwdPtr != NULL) { - Tcl_DecrRefCount(fsPathPtr->cwdPtr); + TclDecrRefCount(fsPathPtr->cwdPtr); } - if (fsPathPtr->nativePathPtr != NULL) { - if (fsPathPtr->fsRecPtr != NULL) { - if (fsPathPtr->fsRecPtr->fsPtr->freeInternalRepProc != NULL) { - (*fsPathPtr->fsRecPtr->fsPtr - ->freeInternalRepProc)(fsPathPtr->nativePathPtr); - fsPathPtr->nativePathPtr = NULL; - } + if (fsPathPtr->nativePathPtr != NULL && fsPathPtr->fsRecPtr != NULL) { + Tcl_FSFreeInternalRepProc *freeProc = + fsPathPtr->fsRecPtr->fsPtr->freeInternalRepProc; + if (freeProc != NULL) { + (*freeProc)(fsPathPtr->nativePathPtr); + fsPathPtr->nativePathPtr = NULL; } } if (fsPathPtr->fsRecPtr != NULL) { @@ -2302,8 +2453,6 @@ DupFsPathInternalRep(srcPtr, copyPtr) FsPath* srcFsPathPtr = (FsPath*) PATHOBJ(srcPtr); FsPath* copyFsPathPtr = (FsPath*) ckalloc((unsigned)sizeof(FsPath)); - Tcl_FSDupInternalRepProc *dupProc; - PATHOBJ(copyPtr) = (VOID *) copyFsPathPtr; if (srcFsPathPtr->translatedPathPtr != NULL) { @@ -2334,11 +2483,12 @@ DupFsPathInternalRep(srcPtr, copyPtr) copyFsPathPtr->flags = srcFsPathPtr->flags; if (srcFsPathPtr->fsRecPtr != NULL - && srcFsPathPtr->nativePathPtr != NULL) { - dupProc = srcFsPathPtr->fsRecPtr->fsPtr->dupInternalRepProc; + && srcFsPathPtr->nativePathPtr != NULL) { + Tcl_FSDupInternalRepProc *dupProc = + srcFsPathPtr->fsRecPtr->fsPtr->dupInternalRepProc; if (dupProc != NULL) { copyFsPathPtr->nativePathPtr = - (*dupProc)(srcFsPathPtr->nativePathPtr); + (*dupProc)(srcFsPathPtr->nativePathPtr); } else { copyFsPathPtr->nativePathPtr = NULL; } @@ -2387,12 +2537,14 @@ UpdateStringOfFsPath(pathPtr) Tcl_IncrRefCount(copy); cwdStr = Tcl_GetStringFromObj(copy, &cwdLen); + /* * Should we perhaps use 'Tcl_FSPathSeparator'? * But then what about the Windows special case? * Perhaps we should just check if cwd is a root volume. * We should never get cwdLen == 0 in this code path. */ + switch (tclPlatform) { case TCL_PLATFORM_UNIX: if (cwdStr[cwdLen-1] != '/') { @@ -2400,12 +2552,14 @@ UpdateStringOfFsPath(pathPtr) cwdLen++; } break; + case TCL_PLATFORM_WINDOWS: /* * We need the extra 'cwdLen != 2', and ':' checks because * a volume relative path doesn't get a '/'. For example * 'glob C:*cat*.exe' will return 'C:cat32.exe' */ + if (cwdStr[cwdLen-1] != '/' && cwdStr[cwdLen-1] != '\\') { if (cwdLen != 2 || cwdStr[1] != ':') { @@ -2420,7 +2574,7 @@ UpdateStringOfFsPath(pathPtr) pathPtr->length = cwdLen; copy->bytes = tclEmptyStringRep; copy->length = 0; - Tcl_DecrRefCount(copy); + TclDecrRefCount(copy); } /* @@ -2445,6 +2599,7 @@ UpdateStringOfFsPath(pathPtr) * *--------------------------------------------------------------------------- */ + int TclNativePathInFilesystem(pathPtr, clientDataPtr) Tcl_Obj *pathPtr; @@ -2458,6 +2613,7 @@ TclNativePathInFilesystem(pathPtr, clientDataPtr) * of Tcl (at present anyway), so we have to abide by them * here. */ + if (pathPtr->typePtr == &tclFsPathType) { if (pathPtr->bytes != NULL && pathPtr->bytes[0] == '\0') { /* We reject the empty path "" */ @@ -2470,13 +2626,15 @@ TclNativePathInFilesystem(pathPtr, clientDataPtr) * the object being of tclFsPathType. However, we do * our best to deal with the situation. */ + int len; - Tcl_GetStringFromObj(pathPtr,&len); + Tcl_GetStringFromObj(pathPtr, &len); if (len == 0) { /* We reject the empty path "" */ return -1; } } + /* * Path is of correct type, or is of non-zero length, * so we accept it. |