diff options
Diffstat (limited to 'generic/tclFileName.c')
| -rw-r--r-- | generic/tclFileName.c | 52 |
1 files changed, 47 insertions, 5 deletions
diff --git a/generic/tclFileName.c b/generic/tclFileName.c index 590c180..0e2fd20 100644 --- a/generic/tclFileName.c +++ b/generic/tclFileName.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: tclFileName.c,v 1.76 2006/09/27 13:49:06 msofer Exp $ + * RCS: @(#) $Id: tclFileName.c,v 1.77 2007/02/20 15:36:46 patthoyts Exp $ */ #include "tclInt.h" @@ -43,6 +43,33 @@ static int DoGlob(Tcl_Interp *interp, Tcl_Obj *resultPtr, /* *---------------------------------------------------------------------- * + * SetResultLength -- + * + * Resets the result DString for ExtractWinRoot to accommodate + * any NT extended path prefixes. + * + * Results: + * None. + * + * Side effects: + * May modify the Tcl_DString. + *---------------------------------------------------------------------- + */ + +static void +SetResultLength(Tcl_DString *resultPtr, int offset, int extended) +{ + Tcl_DStringSetLength(resultPtr, offset); + if (extended == 2) { + Tcl_DStringAppend(resultPtr, "//?/UNC/", 8); + } else if (extended == 1) { + Tcl_DStringAppend(resultPtr, "//?/", 4); + } +} + +/* + *---------------------------------------------------------------------- + * * ExtractWinRoot -- * * Matches the root portion of a Windows path and appends it to the @@ -67,6 +94,21 @@ ExtractWinRoot( * stored. */ Tcl_PathType *typePtr) /* Where to store pathType result */ { + int extended = 0; + + if ( (path[0] == '/' || path[0] == '\\') + && (path[1] == '/' || path[1] == '\\') + && (path[2] == '?') + && (path[3] == '/' || path[3] == '\\')) { + extended = 1; + path = path + 4; + if (path[0] == 'U' && path[1] == 'N' && path[2] == 'C' + && (path[3] == '/' || path[3] == '\\')) { + extended = 2; + path = path + 4; + } + } + if (path[0] == '/' || path[0] == '\\') { /* * Might be a UNC or Vol-Relative path. @@ -76,7 +118,7 @@ ExtractWinRoot( int hlen, slen; if (path[1] != '/' && path[1] != '\\') { - Tcl_DStringSetLength(resultPtr, offset); + SetResultLength(resultPtr, offset, extended); *typePtr = TCL_PATH_VOLUME_RELATIVE; Tcl_DStringAppend(resultPtr, "/", 1); return &path[1]; @@ -111,7 +153,7 @@ ExtractWinRoot( Tcl_DStringAppend(resultPtr, "/", 1); return &path[2]; } - Tcl_DStringSetLength(resultPtr, offset); + SetResultLength(resultPtr, offset, extended); share = &host[hlen]; /* @@ -149,7 +191,7 @@ ExtractWinRoot( * Might be a drive separator. */ - Tcl_DStringSetLength(resultPtr, offset); + SetResultLength(resultPtr, offset, extended); if (path[2] != '/' && path[2] != '\\') { *typePtr = TCL_PATH_VOLUME_RELATIVE; @@ -248,7 +290,7 @@ ExtractWinRoot( if (abs != 0) { *typePtr = TCL_PATH_ABSOLUTE; - Tcl_DStringSetLength(resultPtr, offset); + SetResultLength(resultPtr, offset, extended); Tcl_DStringAppend(resultPtr, path, abs); return path + abs; } |