[libsoup] build: Check php-xmlrpc in a more robust way

[Tomas Popela <tpopela src gnome org>]

commit 4d9a148148b331278574947fee342fed102fc4a5
Author: Jan Alexander Steffens (heftig) <jan steffens gmail com>
Date:   Fri Apr 13 21:32:56 2018 +0200

    build: Check php-xmlrpc in a more robust way
    
    The old way was dependent on parsing PHP's output, which might depend on
    the locale (but does not seem to at this time).
    
    The check was completely broken in meson, which was missing the output
    parsing.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=782410

 configure.ac |    6 +++---
 meson.build  |    2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index fe3ab28..f1e5f70 100644
--- a/configure.ac
+++ b/configure.ac
@@ -276,11 +276,11 @@ if test "$have_apache" = 1; then
 
     if test "$have_php" = yes; then
        AC_MSG_CHECKING([for php-xmlrpc])
-       if $PHP --rf xmlrpc_server_create | grep -q "does not exist"; then
-           have_php_xmlrpc=no
-       else
+       if $PHP -r 'exit(function_exists("xmlrpc_server_create")?0:1);'; then
            have_php_xmlrpc=yes
            AC_DEFINE(HAVE_PHP_XMLRPC, 1, [Have php-xmlrpc])
+       else
+           have_php_xmlrpc=no
        fi
        AC_MSG_RESULT($have_php_xmlrpc)
     fi
diff --git a/meson.build b/meson.build
index 5a26179..53b50db 100644
--- a/meson.build
+++ b/meson.build
@@ -142,7 +142,7 @@ if have_apache
   apache_php_module = run_command('test', '-d', cdata.get('APACHE_PHP_MODULE_DIR'))
   if apache_php_module.returncode() == 0
     have_php = true
-    php_xmlrpc = run_command(php, '--rf', 'xmlrpc_server_create')
+    php_xmlrpc = run_command(php, '-r', 'exit(function_exists("xmlrpc_server_create")?0:1);')
     if php_xmlrpc.returncode() == 0
       message('php-xmlrpc found')
       cdata.set('HAVE_PHP_XMLRPC', '1')