[atk/wip/meson: 1/2] build: Add builddir to the docs directories

[Emmanuele Bassi <ebassi src gnome org>]

commit 84d774e9a72e0ec16b02113ecf767ac1a682aa81
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Sat May 20 17:13:09 2017 +0100

    build: Add builddir to the docs directories
    
    We generate header and source files during the build process, so we need
    to tell gtk-doc to scan files under the builddir as well as the srcdir.

 docs/Makefile.am |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/docs/Makefile.am b/docs/Makefile.am
index 5fd3fc1..88c122b 100644
--- a/docs/Makefile.am
+++ b/docs/Makefile.am
@@ -10,15 +10,18 @@ DOC_MAIN_SGML_FILE=atk-docs.sgml
 
 # Extra options to supply to gtkdoc-scan
 SCAN_OPTIONS=--deprecated-guards=G_DISABLE_DEPRECATED
+
 # The directory containing the source code (if it contains documentation).
-DOC_SOURCE_DIR=../atk
+DOC_SOURCE_DIR=$(top_srcdir)/atk $(top_builddir)/atk
 
 # Used for dependencies
 HFILE_GLOB = $(top_srcdir)/atk/*.h
 CFILE_GLOB = $(top_srcdir)/atk/*.c
 
 # Header files to ignore when scanning
-IGNORE_HFILES =        atkmarshal.h atkintl.h
+IGNORE_HFILES =        \
+       atkmarshal.h \
+       atkintl.h
 
 # CFLAGS and LDFLAGS for compiling scan program. Only needed
 # if $(DOC_MODULE).types is non-empty.