[LON-CAPA-cvs] cvs: loncom /debugging_tools excise_from_db.pl

[matthew]

matthew		Fri Mar 18 19:39:54 2005 EDT

  Modified files:              
    /loncom/debugging_tools	excise_from_db.pl 
  Log:
  A little error checking.
  
  
Index: loncom/debugging_tools/excise_from_db.pl
diff -u loncom/debugging_tools/excise_from_db.pl:1.1 loncom/debugging_tools/excise_from_db.pl:1.2
--- loncom/debugging_tools/excise_from_db.pl:1.1	Tue Jan 27 13:42:25 2004
+++ loncom/debugging_tools/excise_from_db.pl	Fri Mar 18 19:39:54 2005
@@ -4,7 +4,7 @@
 #
 # excise_from_db.pl - Remove a key from a db file.
 #
-# $Id: excise_from_db.pl,v 1.1 2004/01/27 18:42:25 matthew Exp $
+# $Id: excise_from_db.pl,v 1.2 2005/03/19 00:39:54 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -37,6 +37,12 @@
 my $fname = shift;
 my $key = shift;
 
+if (! defined($fname) || ! defined($key)) {
+    print "Specify db file and key on command line.".$/.
+        'excise_from_db.pl roles.db "a very long key"'.$/;
+    exit;
+}
+
 my %db;
 if (! tie(%db,'GDBM_File',$fname,&GDBM_WRITER,0640)) {
     warn "Unable to tie to $fname";