Fix missing @clicksequence problem with older Texinfo versions.

[pspp-builds.git] / doc / get-commands.pl

diff --git a/doc/get-commands.pl b/doc/get-commands.pl
index 7b6b2b581db9d2e2e3e7596f8ae7e6e68871c7ad..68a53b940d11c073adf750e54a08f797aeaa20dc 100755 (executable)
--- a/doc/get-commands.pl
+++ b/doc/get-commands.pl
@@ -1,32 +1,25 @@
 #!/usr/bin/perl
 # Creates Texinfo documentation from the source 
 
-$file = $ARGV[0]; 
+use strict;
+use warnings 'all';
+
+my ($file) = $ARGV[0]; 
 open(INFO, $file) || die "Cannot open \"$file\"\n" ;   
 print "\@c Generated from $file by get-commands.pl\n";
 print "\@c Do not modify!\n\n";
 
 print "\@table \@asis\n";
-while ($line = <INFO>)
+while (<INFO>)
 {
-    if ( $line =~ /^UNIMPL_CMD/ ) 
-    {
-       @fields = split(/,/,$line); 
-       $_ = $fields[0];
-       s/^UNIMPL_CMD//;
-       s/ *\(\"// ;
-       s/\"//;
-       $command = $_;
-       $_=$fields[1];
-       s/^ *\"//;
-       s/\"\)//;
-       chomp;
-       $description = $_;
-       print "\@item $command\n$description\n\n";
-    }
+    my ($command, $description)
+      = /^\s*UNIMPL_CMD\s*\(\s*"([^"]*)"\s*,\s*"([^"]*)"\)\s*$/
+       or next;
+    print "\@item $command\n$description\n\n";
 }
 print "\@end table\n";
 
 print "\@c Local Variables:\n";
 print "\@c buffer-read-only: t\n";
+print "\@c End:\n";
 close(INFO);                   # Close the file