[gnome-builder] build: Add glibtests.m4

[Christian Hergert <chergert src gnome org>]

commit 487b7f1c5270578fd53b27bc6a9095f2d9ff17dd
Author: Christian Hergert <christian hergert me>
Date:   Sat Sep 20 15:21:43 2014 -0700

    build: Add glibtests.m4

 build/autotools/m4/glibtests.m4 |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+), 0 deletions(-)
---
diff --git a/build/autotools/m4/glibtests.m4 b/build/autotools/m4/glibtests.m4
new file mode 100644
index 0000000..8ae5112
--- /dev/null
+++ b/build/autotools/m4/glibtests.m4
@@ -0,0 +1,29 @@
+dnl GLIB_TESTS
+dnl
+
+AC_DEFUN([GLIB_TESTS],
+[
+  AC_ARG_ENABLE(installed-tests,
+                AS_HELP_STRING([--enable-installed-tests],
+                               [Enable installation of some test cases]),
+                [case ${enableval} in
+                  yes) ENABLE_INSTALLED_TESTS="1"  ;;
+                  no)  ENABLE_INSTALLED_TESTS="" ;;
+                  *) AC_MSG_ERROR([bad value ${enableval} for --enable-installed-tests]) ;;
+                 esac])
+  AM_CONDITIONAL([ENABLE_INSTALLED_TESTS], test "$ENABLE_INSTALLED_TESTS" = "1")
+  AC_ARG_ENABLE(always-build-tests,
+                AS_HELP_STRING([--enable-always-build-tests],
+                               [Enable always building tests during 'make all']),
+                [case ${enableval} in
+                  yes) ENABLE_ALWAYS_BUILD_TESTS="1"  ;;
+                  no)  ENABLE_ALWAYS_BUILD_TESTS="" ;;
+                  *) AC_MSG_ERROR([bad value ${enableval} for --enable-always-build-tests]) ;;
+                 esac])
+  AM_CONDITIONAL([ENABLE_ALWAYS_BUILD_TESTS], test "$ENABLE_ALWAYS_BUILD_TESTS" = "1")
+  if test "$ENABLE_INSTALLED_TESTS" = "1"; then
+    AC_SUBST(installed_test_metadir, [${datadir}/installed-tests/]AC_PACKAGE_NAME)
+    AC_SUBST(installed_testdir, [${libexecdir}/installed-tests/]AC_PACKAGE_NAME)
+  fi
+])
+