[pango/ci-improved: 1/3] build: Do not use source/build_root functions

[Emmanuele Bassi <ebassi src gnome org>]

commit 0896d630769ae8f44f13d8e7784165601a140e80
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Tue Apr 14 13:27:26 2020 +0100

    build: Do not use source/build_root functions
    
    Meson has the include_directories() object to specify inclusion paths
    that refer to both the source and build directories.

 docs/meson.build | 3 +--
 meson.build      | 1 +
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/docs/meson.build b/docs/meson.build
index a99448af..e5b7ba7d 100644
--- a/docs/meson.build
+++ b/docs/meson.build
@@ -72,8 +72,7 @@ docpath = join_paths(pango_datadir, 'gtk-doc', 'html')
 gnome.gtkdoc('pango',
              main_xml: 'pango-docs.sgml',
              src_dir: [
-               join_paths(meson.source_root(), 'pango'),
-               join_paths(meson.build_root(), 'pango'),
+               pango_inc,
              ],
              dependencies: docdeps,
              gobject_typesfile: configure_file(input: 'pango.types.in',
diff --git a/meson.build b/meson.build
index d4cff2af..dc634c8a 100644
--- a/meson.build
+++ b/meson.build
@@ -539,6 +539,7 @@ pkgconfig = import('pkgconfig')
 configure_file(output: 'config.h', configuration: pango_conf)
 
 root_inc = include_directories('.')
+pango_inc = include_directories('pango')
 
 subdir('pango')
 subdir('utils')