From 5d15d65e26504b2188ffb42b2bf8a32e22a5add8 Mon Sep 17 00:00:00 2001
From: Nirbheek Chauhan <nirbheek@centricular.com>
Date: Thu, 23 Nov 2017 13:45:37 +0530
Subject: meson: Use glib_dep and configinc for girepository

glib_dep is what is actually needed to #include <glib.h>, not
gobject_dep. It works incidentally with system gobject/glib but not
when built via subprojects.
---
 girepository/cmph/meson.build |  4 ++--
 girepository/meson.build      | 25 ++++++++++---------------
 giscanner/meson.build         |  8 +++-----
 meson.build                   |  4 ++++
 4 files changed, 19 insertions(+), 22 deletions(-)

diff --git a/girepository/cmph/meson.build b/girepository/cmph/meson.build
index 0c0e0af5..368afc7b 100644
--- a/girepository/cmph/meson.build
+++ b/girepository/cmph/meson.build
@@ -25,7 +25,7 @@ cmph_sources = [
 ]
 
 cmph_deps = [
-  gobject_dep,
+  glib_dep,
   cc.find_library('m', required: false),
 ]
 
@@ -43,7 +43,7 @@ cmph_dep = declare_dependency(
 cmph_test = executable('cmph-bdz-test', '../cmph-bdz-test.c',
   dependencies: [
     cmph_dep,
-    gobject_dep,
+    glib_dep,
   ]
 )
 
diff --git a/girepository/meson.build b/girepository/meson.build
index 53486241..b020caa4 100644
--- a/girepository/meson.build
+++ b/girepository/meson.build
@@ -2,16 +2,18 @@ subdir('cmph')
 
 girepo_gthash_lib = static_library('girepository-gthash',
   sources: 'gthash.c',
+  include_directories : configinc,
   c_args: gi_hidden_visibility_cflags,
   dependencies: [
     cmph_dep,
-    gobject_dep,
+    glib_dep,
+    gmodule_dep,
   ],
 )
 
 girepo_gthash_dep = declare_dependency(
   link_with: girepo_gthash_lib,
-  dependencies: gobject_dep,
+  dependencies: [glib_dep, gmodule_dep],
   include_directories: include_directories('.'),
 )
 
@@ -24,6 +26,7 @@ girepo_internals_lib = static_library('girepository-internals',
     'girwriter.c',
   ],
   c_args: gi_hidden_visibility_cflags,
+  include_directories : configinc,
   dependencies: [girepo_gthash_dep, libffi_dep],
 )
 
@@ -125,13 +128,10 @@ install_headers(girepo_headers, subdir: 'gobject-introspection-1.0')
 
 girepo_lib = shared_library('girepository-1.0',
   sources: girepo_sources,
+  include_directories : configinc,
   c_args: gi_hidden_visibility_cflags + ['-DG_IREPOSITORY_COMPILATION'],
-  dependencies: [
-    gio_dep,
-    gmodule_dep,
-    girepo_internals_dep,
-    dependency('gio-2.0'),
-  ],
+  dependencies: [glib_dep, gobject_dep, gmodule_dep,
+                 gio_dep, girepo_internals_dep],
   version: '1.0.0',
   install: true,
 )
@@ -142,7 +142,7 @@ install_data('gdump.c',
 
 girepo_dep = declare_dependency(
   link_with: girepo_lib,
-  dependencies: gio_dep,
+  dependencies: [glib_dep, gobject_dep, gio_dep, gmodule_dep],
   include_directories: include_directories('.'),
 )
 
@@ -154,10 +154,5 @@ test('gthash-test', gthash_test)
 
 if giounix_dep.found()
   executable('gi-dump-types', 'gi-dump-types.c',
-    dependencies: [
-      girepo_dep,
-      gmodule_dep,
-      giounix_dep,
-    ]
-  )
+    dependencies: [girepo_dep, giounix_dep])
 endif
diff --git a/giscanner/meson.build b/giscanner/meson.build
index 963fad59..e9a9c3cd 100644
--- a/giscanner/meson.build
+++ b/giscanner/meson.build
@@ -65,16 +65,14 @@ giscanner_lib = static_library('giscanner',
     scannerlexer,
   ],
   c_args: giscanner_args,
-  dependencies: gio_dep,
+  dependencies: [glib_dep, gobject_dep, gio_dep, gmodule_dep],
 )
 
 # TODO: -export-symbols-regex "init_giscanner|PyInit__giscanner"
 giscanner_pymod = py3.extension_module('_giscanner', 'giscannermodule.c',
   link_with: giscanner_lib,
-  dependencies: [
-    gobject_dep,
-    dependency('python3'),
-  ],
+  dependencies: [glib_dep, gobject_dep, gio_dep, gmodule_dep,
+                 dependency('python3')],
   install: true,
   install_dir: giscannerdir,
 )
diff --git a/meson.build b/meson.build
index b117dd15..0fb029ab 100644
--- a/meson.build
+++ b/meson.build
@@ -10,6 +10,8 @@ project('gobject-introspection', 'c',
 host_system = host_machine.system()
 gi_versions = meson.project_version().split('.')
 
+configinc = include_directories('.')
+
 py3 = import('python3')
 
 cc = meson.get_compiler('c')
@@ -52,6 +54,8 @@ endif
 # Always bumped to match our version
 glib_version = '>=2.@0@.@1@'.format(gi_versions[1], gi_versions[2])
 
+glib_dep = dependency('glib-2.0', version : glib_version,
+  fallback: ['glib', 'libglib_dep'])
 gobject_dep = dependency('gobject-2.0', version : glib_version,
   fallback: ['glib', 'libgobject_dep'])
 gio_dep = dependency('gio-2.0', version : glib_version,
-- 
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