[libsoup/wip/meson] Add APACHE_HTTPD as s project argument in main Meson build file

[Tomas Popela <tpopela src gnome org>]

commit 039c36da9ee67461b864a4d62402249b4dcee42a
Author: Tomas Popela <tpopela redhat com>
Date:   Mon Dec 4 11:39:10 2017 +0100

    Add APACHE_HTTPD as s project argument in main Meson build file
    
    Fixes the configure:
    
    Meson encountered an error in file tests/meson.build, line 12, column 2:
    Tried to use 'add_project_arguments' after a build target has been declared.
    This is not permitted. Please declare all arguments before your targets.

 meson.build       |    1 +
 tests/meson.build |    4 ----
 2 files changed, 1 insertions(+), 4 deletions(-)
---
diff --git a/meson.build b/meson.build
index a3616da..ba6c9da 100644
--- a/meson.build
+++ b/meson.build
@@ -106,6 +106,7 @@ if have_apache
     if apache_module_dir != '' and apache_ssl_module_dir != ''
       have_apache = true
       add_project_arguments('-DHAVE_APACHE=1', language : 'c')
+      add_project_arguments('-DAPACHE_HTTPD=' + cdata.get('APACHE_HTTPD'), language : 'c')
     endif
     cdata.set('APACHE_PHP_MODULE_DIR', apache_modules.stdout().split(':')[2])
   endif
diff --git a/tests/meson.build b/tests/meson.build
index 91d42a9..3820d7a 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -8,10 +8,6 @@ else
     dependencies : [glib_dep, libsoup_dep])
 endif
 
-if apache_httpd2.found()
-  add_project_arguments('-DAPACHE_HTTPD=' + cdata.get('APACHE_HTTPD'), language : 'c')
-endif
-
 # ['name', is_parallel]
 tests = [
   ['auth', false],