From b20bb6f205226f5ace1614753c1c083bff74bfab Mon Sep 17 00:00:00 2001
From: Heiko Becker <heirecka@exherbo.org>
Date: Wed, 30 Aug 2017 23:18:39 +0200
Subject: [PATCH] Only build api docs if -Ddocumentation=true

This matches the behaviour of the cmake build system.
Also search for gtk-doc, which is required to build the api docs and
better fail early than later during make install.
---
 docs/meson.build | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/docs/meson.build b/docs/meson.build
index bcd7123f..b86be2b5 100644
--- a/docs/meson.build
+++ b/docs/meson.build
@@ -27,8 +27,6 @@ custom_target('man-appstreamcli',
     ]
 )
 
-subdir('api/')
-
 #
 # Documentation
 #
@@ -71,9 +69,12 @@ as_doc_src = [
 ]
 
 if get_option('documentation')
+    find_program('gtkdoc-scan')
     publican_exe = find_program('publican')
     python_exe = find_program('python3')
 
+    subdir('api/')
+
     build_docs_cmd = [
             python_exe,
             join_paths(meson.current_source_dir(), 'doc-build-helper.py'),