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authorvincentdarley <vincentdarley>2003-09-16 14:56:07 (GMT)
committervincentdarley <vincentdarley>2003-09-16 14:56:07 (GMT)
commite6788bab0b7b55f8cca215f1f569d8716e1c78e8 (patch)
tree4e3d76904b31cf663a2688c36ddfcf4d5df3c799 /generic
parent13c7d5e6054461be54e6e463d4e60d7027322c81 (diff)
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minor filesystem bug fixes
Diffstat (limited to 'generic')
-rw-r--r--generic/tclPathObj.c65
1 files changed, 55 insertions, 10 deletions
diff --git a/generic/tclPathObj.c b/generic/tclPathObj.c
index 87ec24b..e7718b1 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 1.6 2003/08/23 12:16:49 vasiljevic Exp $
+ * RCS: @(#) $Id: tclPathObj.c,v 1.7 2003/09/16 14:56:08 vincentdarley Exp $
*/
#include "tclInt.h"
@@ -1177,6 +1177,7 @@ Tcl_FSGetNormalizedPath(interp, pathObjPtr)
*/
Tcl_Obj *absolutePath = fsPathPtr->translatedPathPtr;
char *path = Tcl_GetString(absolutePath);
+ int type;
/*
* We have to be a little bit careful here to avoid infinite loops
@@ -1184,17 +1185,61 @@ Tcl_FSGetNormalizedPath(interp, pathObjPtr)
* that call can actually result in a lot of other filesystem
* action, which might loop back through here.
*/
- if ((path[0] != '\0') &&
- (Tcl_FSGetPathType(pathObjPtr) == TCL_PATH_RELATIVE)) {
- useThisCwd = Tcl_FSGetCwd(interp);
+ if (path[0] != '\0') {
+ type = Tcl_FSGetPathType(pathObjPtr);
+ 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);
- /* We have a refCount on the cwd */
+ absolutePath = Tcl_FSJoinToPath(useThisCwd, 1, &absolutePath);
+ Tcl_IncrRefCount(absolutePath);
+ /* We have a refCount on the cwd */
+ } else if (type == TCL_PATH_VOLUME_RELATIVE) {
+ /*
+ * Only Windows has volume-relative paths. These
+ * paths are rather rare, but is is nice if Tcl can
+ * handle them. It is much better if we can
+ * handle them here, rather than in the native fs code,
+ * because we really need to have a real absolute path
+ * just below.
+ */
+ useThisCwd = Tcl_FSGetCwd(interp);
+ 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);
+ Tcl_AppendToObj(absolutePath, path, -1);
+ Tcl_IncrRefCount(absolutePath);
+ /* We have a refCount on the cwd */
+ } else {
+ /*
+ * Path of form C:foo/bar, but this only makes
+ * sense if the cwd is also on drive C.
+ */
+ CONST char *drive = Tcl_GetString(useThisCwd);
+ char drive_c = path[0];
+ if (drive_c >= 'a') {
+ drive_c -= ('a' - 'A');
+ }
+ if (drive[0] == drive_c) {
+ absolutePath = Tcl_DuplicateObj(useThisCwd);
+ Tcl_IncrRefCount(absolutePath);
+ Tcl_AppendToObj(absolutePath, "/", 1);
+ Tcl_AppendToObj(absolutePath, path+2, -1);
+ /* We have a refCount on the cwd */
+ } else {
+ /* We just can't handle it correctly here */
+ Tcl_DecrRefCount(useThisCwd);
+ useThisCwd = NULL;
+ }
+ }
+ }
}
/* Already has refCount incremented */
fsPathPtr->normPathPtr = TclFSNormalizeAbsolutePath(interp, absolutePath,