Some of these were overwriting their argument with a pascal

string. Use own Pstring() routine (which uses a static buffer) everywhere.

Mac/Compat/chdir.c

@@ -11,11 +11,8 @@ chdir(path)
 	char *path;
 {
 	WDPBRec pb;
-	char name[MAXPATH];
 	
-	strncpy(name, path, sizeof name);
-	name[MAXPATH-1]= EOS;
-	pb.ioNamePtr= (StringPtr) c2pstr(name);
+	pb.ioNamePtr= (StringPtr) Pstring(path);
 	pb.ioVRefNum= 0;
 	pb.ioWDDirID= 0;
 	if (PBHSetVol(&pb, FALSE) != noErr) {

Mac/Compat/macstat.c

@@ -21,10 +21,9 @@ macstat(path, buf)
 		FileParam f;
 		HFileInfo hf;
 	} pb;
-	char name[256];
 	short err;
 	
-	pb.d.ioNamePtr = (unsigned char *)c2pstr(strcpy(name, path));
+	pb.d.ioNamePtr = (unsigned char *)Pstring(path);
 	pb.d.ioVRefNum = 0;
 	pb.d.ioFDirIndex = 0;
 	pb.d.ioDrDirID = 0;

Mac/Compat/mkdir.c

@@ -12,14 +12,12 @@ mkdir(path, mode)
 	int mode; /* Ignored */
 {
 	HFileParam pb;
-	char name[MAXPATH];
 		
 	if (!hfsrunning()) {
 		errno= ENODEV;
 		return -1;
 	}
-	strncpy(name, path, sizeof name);
-	pb.ioNamePtr= (StringPtr) c2pstr(name);
+	pb.ioNamePtr= (StringPtr) Pstring(path);
 	pb.ioVRefNum= 0;
 	pb.ioDirID= 0;
 	if (PBDirCreate((HParmBlkPtr)&pb, FALSE) != noErr) {

Mac/Compat/rmdir.c

@@ -9,10 +9,8 @@ rmdir(path)
 	char *path;
 {
 	IOParam pb;
-	char name[MAXPATH];
 	
-	strncpy(name, path, sizeof name);
-	pb.ioNamePtr= (StringPtr) c2pstr(name);
+	pb.ioNamePtr= (StringPtr) Pstring(path);
 	pb.ioVRefNum= 0;
 	if (PBDelete((ParmBlkPtr)&pb, FALSE) != noErr) {
 		errno= EACCES;