Stop complaining about 'Couldn't change to ...' when shell is tcsh.

PR:		36685

misc/mc/files/patch-src::subshell.c

@@ -0,0 +1,25 @@
+--- src/subshell.c.orig	Mon Oct 21 01:43:29 2002
++++ src/subshell.c	Mon Oct 21 02:37:56 2002
+@@ -852,6 +852,8 @@
+ /* If it actually changed the directory it returns true */
+ void do_subshell_chdir (const char *directory, int do_update, int reset_prompt)
+ {
++    char buf[MAXPATHLEN];
++
+     if (!(subshell_state == INACTIVE && strcmp (subshell_cwd, cpanel->cwd))){
+ 	/* We have to repaint the subshell prompt if we read it from
+ 	 * the main program.  Please note that in the code after this
+@@ -878,7 +880,12 @@
+     subshell_state = RUNNING_COMMAND;
+     feed_subshell (QUIETLY, FALSE);
+     
+-    if (subshell_alive && strcmp (subshell_cwd, cpanel->cwd) && strcmp (cpanel->cwd, "."))
++    if (subshell_alive
++    && strcmp (subshell_cwd, cpanel->cwd)
++    && strcmp (cpanel->cwd, ".")
++    && (subshell_type != TCSH ||
++      realpath (subshell_cwd, buf) == NULL ||
++      strcmp (cpanel->cwd, buf)))
+ 	fprintf (stderr, _("Warning: Couldn't change to %s.\n"), cpanel->cwd);
+ 
+     if (reset_prompt)