1 files changed, 56 insertions, 0 deletions
diff --git a/misc-utils/chkdupexe.pl b/misc-utils/chkdupexe.pl
new file mode 100644
index 000000000..117d20fa5
--- /dev/null
+++ b/misc-utils/chkdupexe.pl
@@ -0,0 +1,56 @@
+#!/usr/bin/perl
+#
+# chkdupexe version 2.0
+#
+# Simple script to look for and list duplicate executables and dangling
+# symlinks in the system executable directories.
+#
+# Copyright 1993 Nicolai Langfeldt. Distribute under gnu copyleft
+#  (included in perl package)
+#
+# Modified 1995-07-04 Michael Shields <shields@tembel.org>
+#     Don't depend on GNU ls.
+#     Cleanups.
+#     Merge together $ENV{'PATH'} and $execdirs.
+#     Don't break if there are duplicates in $PATH.
+# 
+
+$execdirs='/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/local/bin:/local/sbin:/usr/X11/bin:/usr/bin/X11:/usr/local/X11/bin:/local/X11/bin:/usr/TeX/bin:/usr/tex/bin:/usr/local/graph/bin:/usr/games:/usr/local/games:/usr/intervies/bin/LINUX';
+
+DIRECTORY:
+foreach $dir (split(/:/, "$execdirs:$ENV{'PATH'}")) {
+
+  # Follow symlinks and make sure we haven't scanned this directory already.
+  while (-l $dir) {
+    $newdir = readlink($dir);
+    print "Dangling symlink: $dir\n" unless $newdir;
+    $dir = $newdir;
+    next DIRECTORY if $seendir{$dir}++;
+  }
+
+  opendir(DIR,$dir) || (warn "Couldn't opendir($dir): $!\n", next);
+  foreach $_ (readdir(DIR)) {
+    lstat("$dir/$_");
+    if (-l _) {
+      ($dum)=stat("$dir/$_");
+      # Might as well report these since we discover them anyway
+      print "Dangling symlink: $dir/$_\n" unless $dum;
+      next;
+    }
+    next unless -f _ && -x _;	# Only handle regular executable files
+    if ($count{$_}) {
+      $progs{$_}.=" $dir/$_";
+      $count{$_}++;
+    } else {
+      $progs{$_}="$dir/$_";
+      $count{$_}=1;
+    }
+  }
+  closedir(DIR);
+}
+
+open(LS,"| xargs ls -ldU");
+while (($prog,$paths)=each %progs) {
+  print LS "$paths\n" if ($count{$prog}>1);
+}
+close(LS);