From: Thomas Graf <tgraf@redhat.com>
Date: Thu, 30 Aug 2012 11:15:45 +0000 (+0200)
Subject: configure: Check for graphviz and source-highlight before building documentation
X-Git-Tag: libnl3_2_12~4
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=717fabc4692790e46059a0d2e65899ca8eda5fe8;p=libnl

configure: Check for graphviz and source-highlight before building documentation

Signed-off-by: Thomas Graf <tgraf@suug.ch>
---

diff --git a/configure.in b/configure.in
index ad6fad3..7bf3423 100644
--- a/configure.in
+++ b/configure.in
@@ -91,6 +91,16 @@ if test "x$generate_doc" != "xno"; then
 		AC_MSG_ERROR([*** doxygen package required to generate documentation])
 	fi
 
+	AC_CHECK_PROG(HAVE_DOT, [dot], yes, no)
+	if test "x$HAVE_DOT" = "xno"; then
+		if test "x$generate_doc" = "xyes"; then
+			AC_MSG_ERROR([*** graphviz package required to generate documentation])
+		else
+			AC_MSG_WARN([*** graphviz not found, disabling building of API reference])
+			HAVE_DOXYGEN=no
+		fi
+	fi
+
 	AC_CHECK_PROG(HAVE_ASCIIDOC, [asciidoc], yes, no)
 	if test "x$HAVE_ASCIIDOC" = "xno"; then
 		if test "x$generate_doc" = "xyes"; then
@@ -100,6 +110,16 @@ if test "x$generate_doc" != "xno"; then
 		fi
 	fi
 
+	AC_CHECK_PROG(HAVE_SOURCE_HIGHLIGHT, [source-highlight], yes, no)
+	if test "x$HAVE_SOURCE_HIGHLIGHT" = "xno"; then
+		if test "x$generate_doc" = "xyes"; then
+			AC_MSG_ERROR([*** source-highlight required to generate documentation])
+		else
+			AC_MSG_WARN([*** source-highlight not found, disabling building of guides])
+			HAVE_ASCIIDOC=no
+		fi
+	fi
+
 	AC_CHECK_PROG(HAVE_MSCGEN, [mscgen], yes, no)
 	if test "x$HAVE_MSCGEN" = "xno"; then
 		AC_MSG_WARN([*** mscgen not found, get it at http://www.mcternan.me.uk/mscgen/])