doc: allow building with old texi2html versions

Signed-off-by: Mans Rullgard <mans@mansr.com>
12 years ago · 27a310e381
parent ea14a655f7
commit 27a310e381
1 changed files with 2 additions and 1 deletions
--- a/doc/t2h.init
+++ b/doc/t2h.init
@ -145,7 +145,8 @@ $print_page_foot = \&Libav_print_page_foot;
 sub Libav_print_page_foot($$)
 {
    my $fh = shift;
-    my $program_string = T2H_DEFAULT_program_string();
+    my $program_string = defined &T2H_DEFAULT_program_string ?
+        T2H_DEFAULT_program_string() : program_string();
    print $fh '<footer class="footer pagination-right">' . "\n";
    print $fh '<span class="label label-info">' . $program_string;
    print $fh "</span></footer></div>\n";