[gnote] Add check for desktop file validity

[Aurimas Černius <aurimasc src gnome org>]

commit dd01f444f11c086b96585f3f0f696d36125e8a29
Author: Aurimas Černius <aurisc4 gmail com>
Date:   Fri May 3 20:22:39 2013 +0300

    Add check for desktop file validity

 configure.ac     |    4 ++++
 data/Makefile.am |    3 +++
 2 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 83548c6..d6f1422 100644
--- a/configure.ac
+++ b/configure.ac
@@ -61,6 +61,10 @@ LT_INIT([disable-static])
 
 AC_LANG_CPLUSPLUS
 AC_LANG_COMPILER_REQUIRE
+AC_CHECK_PROG(HAVE_DESKTOP_FILE_VALIDATE, [desktop-file-validate], [yes], [no])
+if test $HAVE_DESKTOP_FILE_VALIDATE == "no"; then
+  AC_MSG_ERROR([desktop-file-validate not found])
+fi
 
 PKG_CHECK_MODULES(LIBGLIBMM, [glibmm-2.4])
 PKG_CHECK_MODULES(GTK, [gtk+-3.0 >= $GTK_VERSION])
diff --git a/data/Makefile.am b/data/Makefile.am
index 3efb47b..06dcdd2 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -54,3 +54,6 @@ DISTCLEANFILES =                              \
        $(pkgconfig_DATA)                       \
        $(dbusservice_DATA)                     \
        $(gsettings_SCHEMAS)
+
+check:
+       desktop-file-validate $(desktop_files)