From: Tomas Krizek <tomas.krizek@nic.cz>
Date: Mon, 4 Feb 2019 17:57:17 +0000 (+0100)
Subject: meson: doc - add python breathe dependency check
X-Git-Tag: v4.0.0~24^2~184
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=eb15a89a02c090bfeaff40c1377070cf875a7931;p=thirdparty%2Fknot-resolver.git

meson: doc - add python breathe dependency check
---

diff --git a/doc/meson.build b/doc/meson.build
index c75bd4830..497e096f2 100644
--- a/doc/meson.build
+++ b/doc/meson.build
@@ -2,7 +2,15 @@ if get_option('doc')
   # doc dependencies
   doxygen = find_program('doxygen')
   sphinx_build = find_program('sphinx-build')
-  # python-breathe is also required, but not auto detected because python 2/3
+
+  python_breathe = run_command('python3', '-c', 'import breathe')
+  if python_breathe.returncode() != 0
+    # some distros might use python2 sphinx
+    python_breathe = run_command('python2', '-c', 'import breathe')
+    if python_breathe.returncode() != 0
+      error('missing doc dependency: python breathe')
+    endif
+  endif
 
   # create doxygen in source dir
   doc_doxyxml = custom_target(