diff options
Diffstat (limited to 'unix')
| -rw-r--r-- | unix/tclUnixFCmd.c | 99 |
1 files changed, 59 insertions, 40 deletions
diff --git a/unix/tclUnixFCmd.c b/unix/tclUnixFCmd.c index 8eb0d81..f70d008 100644 --- a/unix/tclUnixFCmd.c +++ b/unix/tclUnixFCmd.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: tclUnixFCmd.c,v 1.20 2002/04/04 21:14:53 hobbs Exp $ + * RCS: @(#) $Id: tclUnixFCmd.c,v 1.21 2002/04/07 05:44:11 hobbs Exp $ * * Portions of this code were derived from NetBSD source code which has * the following copyright notice: @@ -149,6 +149,29 @@ static int TraverseUnixTree _ANSI_ARGS_(( TraversalProc *traversalProc, Tcl_DString *sourcePtr, Tcl_DString *destPtr, Tcl_DString *errorPtr)); + +#ifdef PURIFY +/* + * realpath and purify don't mix happily. It has been noted that realpath + * should not be used with purify because of bogus warnings, but just + * memset'ing the resolved path will squelch those. This assumes we are + * passing the standard MAXPATHLEN size resolved arg. + */ +static char * Realpath _ANSI_ARGS_((CONST char *path, + char *resolved)); + +char * +Realpath(path, resolved) + CONST char *path; + char *resolved; +{ + memset(resolved, 0, MAXPATHLEN); + return realpath(path, resolved); +} +#else +#define Realpath realpath +#endif + /* *--------------------------------------------------------------------------- @@ -185,7 +208,6 @@ static int TraverseUnixTree _ANSI_ARGS_(( *--------------------------------------------------------------------------- */ - int TclpObjRenameFile(srcPathPtr, destPathPtr) Tcl_Obj *srcPathPtr; @@ -232,8 +254,8 @@ DoRenameFile(src, dst) DIR *dirPtr; Tcl_DirEntry *dirEntPtr; - if ((realpath((char *) src, srcPath) != NULL) /* INTL: Native. */ - && (realpath((char *) dst, dstPath) != NULL) /* INTL: Native. */ + if ((Realpath((char *) src, srcPath) != NULL) /* INTL: Native. */ + && (Realpath((char *) dst, dstPath) != NULL) /* INTL: Native. */ && (strncmp(srcPath, dstPath, strlen(srcPath)) != 0)) { dirPtr = opendir(dst); /* INTL: Native. */ if (dirPtr != NULL) { @@ -274,7 +296,6 @@ DoRenameFile(src, dst) return TCL_ERROR; } - /* *--------------------------------------------------------------------------- @@ -1643,6 +1664,11 @@ TclpObjNormalizePath(interp, pathPtr, nextCheckpoint) int pathLen; char cur; char *path = Tcl_GetStringFromObj(pathPtr, &pathLen); +#ifndef NO_REALPATH + char normPath[MAXPATHLEN]; + Tcl_DString ds; + CONST char *nativePath; +#endif currentPathEndPosition = path + nextCheckpoint; @@ -1655,7 +1681,7 @@ TclpObjNormalizePath(interp, pathPtr, nextCheckpoint) int accessOk; nativePath = Tcl_UtfToExternalDString(NULL, path, - currentPathEndPosition - path, &ds); + currentPathEndPosition - path, &ds); accessOk = access(nativePath, F_OK); Tcl_DStringFree(&ds); if (accessOk != 0) { @@ -1677,43 +1703,36 @@ TclpObjNormalizePath(interp, pathPtr, nextCheckpoint) * have 'realpath'. */ #ifndef NO_REALPATH - if (1) { - char normPath[MAXPATHLEN]; - Tcl_DString ds; - CONST char *nativePath = Tcl_UtfToExternalDString(NULL, path, - nextCheckpoint, &ds); - - if (realpath((char *) nativePath, normPath) != NULL) { - /* - * Free up the native path and put in its place the - * converted, normalized path. - */ - Tcl_DStringFree(&ds); - Tcl_ExternalToUtfDString(NULL, normPath, - (int) strlen(normPath), &ds); - - if (path[nextCheckpoint] != '\0') { - /* not at end, append remaining path */ - int normLen = Tcl_DStringLength(&ds); - Tcl_DStringAppend(&ds, path + nextCheckpoint, - pathLen - nextCheckpoint); - /* - * We recognise up to and including the directory - * separator. - */ - nextCheckpoint = normLen + 1; - } else { - /* We recognise the whole string */ - nextCheckpoint = Tcl_DStringLength(&ds); - } + nativePath = Tcl_UtfToExternalDString(NULL, path, nextCheckpoint, &ds); + if (Realpath(nativePath, normPath) != NULL) { + /* + * Free up the native path and put in its place the + * converted, normalized path. + */ + Tcl_DStringFree(&ds); + Tcl_ExternalToUtfDString(NULL, normPath, (int) strlen(normPath), &ds); + + if (path[nextCheckpoint] != '\0') { + /* not at end, append remaining path */ + int normLen = Tcl_DStringLength(&ds); + Tcl_DStringAppend(&ds, path + nextCheckpoint, + pathLen - nextCheckpoint); /* - * Overwrite with the normalized path. - */ - Tcl_SetStringObj(pathPtr,Tcl_DStringValue(&ds), - Tcl_DStringLength(&ds)); + * We recognise up to and including the directory + * separator. + */ + nextCheckpoint = normLen + 1; + } else { + /* We recognise the whole string */ + nextCheckpoint = Tcl_DStringLength(&ds); } - Tcl_DStringFree(&ds); + /* + * Overwrite with the normalized path. + */ + Tcl_SetStringObj(pathPtr, Tcl_DStringValue(&ds), + Tcl_DStringLength(&ds)); } + Tcl_DStringFree(&ds); #endif /* !NO_REALPATH */ return nextCheckpoint; |