X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FAnyDBM_File.pm;h=e6a15033c3718e410f5b6f213f053691d96c3128;hb=08a4aec0f8cf03ed75a2a45bbd19128b4b70440a;hp=50acce412a47cd98c2c5f4a88f575eace24240b4;hpb=f06db76b9e41859439aeadb79feb6c603ee741ff;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/lib/AnyDBM_File.pm b/lib/AnyDBM_File.pm
index 50acce4..e6a1503 100644
--- a/lib/AnyDBM_File.pm
+++ b/lib/AnyDBM_File.pm
@@ -1,12 +1,15 @@
 package AnyDBM_File;
+use vars qw(@ISA);
 
 @ISA = qw(NDBM_File DB_File GDBM_File SDBM_File ODBM_File) unless @ISA;
 
-eval { require NDBM_File } ||
-eval { require DB_File } ||
-eval { require GDBM_File } ||
-eval { require SDBM_File } ||
-eval { require ODBM_File };
+my $mod;
+for $mod (@ISA) {
+    return 1 if eval "require $mod"
+}
+
+die "No DBM package was successfully found or installed";
+#return 0;
 
 =head1 NAME
 
@@ -39,8 +42,8 @@ will only find GDBM_File.
 Having multiple DBM implementations makes it trivial to copy database formats:
 
     use POSIX; use NDBM_File; use DB_File;
-    tie %newhash,  DB_File, $new_filename, O_CREAT|O_RDWR;
-    tie %oldhash,  NDBM_File, $old_filename, 1, 0;
+    tie %newhash,  'DB_File', $new_filename, O_CREAT|O_RDWR;
+    tie %oldhash,  'NDBM_File', $old_filename, 1, 0;
     %newhash = %oldhash;
 
 =head2 DBM Comparisons