From efaa9aa9201e5d35927b49be4167e02ca6ba9437 Mon Sep 17 00:00:00 2001
From: Michal Vaner <vorner@ucw.cz>
Date: Fri, 31 Oct 2008 15:57:21 +0100
Subject: [PATCH] Doc system: Detect asciidoc

And decide if we build documentation.
---
 free/libs/configure           |  1 +
 ucw/perl/UCW/Configure/Doc.pm | 26 ++++++++++++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 ucw/perl/UCW/Configure/Doc.pm

diff --git a/free/libs/configure b/free/libs/configure
index b2433fc1..000d71a8 100755
--- a/free/libs/configure
+++ b/free/libs/configure
@@ -29,6 +29,7 @@ Include Get("CONFIG");
 require UCW::Configure::Paths;
 require UCW::Configure::C;
 require UCW::Configure::LibUCW;
+require UCW::Configure::Doc;
 Finish();
 
 Log "\nConfigured, run `make' to build everything.\n";
diff --git a/ucw/perl/UCW/Configure/Doc.pm b/ucw/perl/UCW/Configure/Doc.pm
new file mode 100644
index 00000000..fe5a8a14
--- /dev/null
+++ b/ucw/perl/UCW/Configure/Doc.pm
@@ -0,0 +1,26 @@
+# UCW Library configuration system: documentation requirements
+# (c) 2008 Michal Vaner <vorner@ucw.cz>
+
+package UCW::Configure::Paths;
+use UCW::Configure;
+
+use strict;
+use warnings;
+
+Test("ASCII_DOC", "Checking for AsciiDoc", sub {
+	my $version = `asciidoc --version`;
+	return "none" if !defined $version || $version eq "";
+	my( $vnum ) = $version =~ / (\d+)\.\S*$/;
+	return "old" if $vnum < 7;
+	return "yes";
+});
+
+if(Get("ASCII_DOC") eq "yes") {
+	Set("CONFIG_DOC");
+} else {
+	Warn("Need asciidoc >= 7 to build documentation");
+	UnSet("CONFIG_DOC");
+}
+
+# We succeeded
+1;
-- 
2.39.5