[template-glib: 1/2] build: pass -DTMPL_GLIB_COMPILATION to gir compiler

[Christian Hergert <chergert src gnome org>]

commit ad7280fb3b982fda285b9e9989bebe72f0f0a60b
Author: maxice8 <thinkabit ukim gmail com>
Date:   Thu Feb 7 00:02:43 2019 -0200

    build: pass -DTMPL_GLIB_COMPILATION to gir compiler
    
    Fixes Cross compilation of gir.
    
    ror "Only <tmpl-glib.h> can be included directly."
      ^~~~~
    In file included from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:7:
    /builddir/template-glib-3.30.0/src/tmpl-error.h:20:3: error: #error "Only <tmpl-glib.h> can be included 
directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~
    In file included from /builddir/template-glib-3.30.0/src/tmpl-error.h:28,
                     from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:7:
    /builddir/template-glib-3.30.0/src/tmpl-version-macros.h:23:3: error: #error "Only <tmpl-glib.h> can be 
included directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~
    In file included from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:8:
    /builddir/template-glib-3.30.0/src/tmpl-expr-types.h:20:3: error: #error "Only <tmpl-glib.h> can be 
included directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~
    In file included from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:9:
    /builddir/template-glib-3.30.0/src/tmpl-expr.h:20:3: error: #error "Only <tmpl-glib.h> can be included 
directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~
    In file included from /builddir/template-glib-3.30.0/src/tmpl-expr.h:28,
                     from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:9:
    /builddir/template-glib-3.30.0/src/tmpl-expr-types.h:20:3: error: #error "Only <tmpl-glib.h> can be 
included directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~
    In file included from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:11:
    /builddir/template-glib-3.30.0/src/tmpl-scope.h:20:3: error: #error "Only <tmpl-glib.h> can be included 
directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~
    In file included from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:12:
    /builddir/template-glib-3.30.0/src/tmpl-symbol.h:20:3: error: #error "Only <tmpl-glib.h> can be included 
directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~
    In file included from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:13:
    /builddir/template-glib-3.30.0/src/tmpl-template-locator.h:20:3: error: #error "Only <tmpl-glib.h> can be 
included directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~
    In file included from /builddir/template-glib-3.30.0/build/g-ir-cpp-1z28z8y8.c:14:
    /builddir/template-glib-3.30.0/src/tmpl-template.h:20:3: error: #error "Only <tmpl-glib.h> can be 
included directly."
     # error "Only <tmpl-glib.h> can be included directly."
       ^~~~~

 src/meson.build | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/src/meson.build b/src/meson.build
index 08d325b..5adef72 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -174,7 +174,10 @@ if get_option('with_introspection')
                 install: true,
         install_dir_gir: girdir,
     install_dir_typelib: typelibdir,
-             extra_args: [ '--c-include=tmpl-glib.h' ],
+             extra_args: [
+               '--c-include=tmpl-glib.h',
+               '-DTMPL_GLIB_COMPILATION',
+             ],
   )
 
   if get_option('with_vapi')