doclib: Add helper script to build image map from dia files

[senf.git] / doclib / filter.pl

diff --git a/doclib/filter.pl b/doclib/filter.pl
index dd192c8..6a022e2 100755 (executable)
--- a/doclib/filter.pl
+++ b/doclib/filter.pl
@@ -1,14 +1,21 @@
 #!/usr/bin/perl -n
 
+BEGIN {
+    ($topdir=$0) =~ s{doclib/.*$}{};
+                     print $topdir,"\n";
+}
+
 s/\s*$//;
 while (s/\t/' 'x(8-length($`)%8)/e) {}
 
 if (/^\s*\\code$/ .. /\\endcode/ && !/^$/) {
     $i=length($1) if /^(\s*)\\code$/;
     print substr($_,$i),"\n";
-} elsif (s/^(\s*)<pre>$/$1<pre class="fragment">/ .. /<\/pre>/ && !/^$/) {
+} 
+elsif (s/^(\s*)<pre>$/$1<pre class="fragment">/ .. /<\/pre>/ && !/^$/) {
     $i=length($1) if /^(\s*)<pre class="fragment">$/;
     print substr($_,$i),"\n";
-} else {
+} 
+else {
     print $_,"\n";
 }