Improve GLib probe against old GLib versions.

[dxcommon.git] / tests / libs.at

diff --git a/tests/libs.at b/tests/libs.at
index ab348ded7bbb3d95650c8ebc6852c10d68b3c6ee..cc09cead3a26e280d9d9ee97e09ac5cdbe08127d 100644 (file)
--- a/tests/libs.at
+++ b/tests/libs.at
@@ -85,3 +85,60 @@ AT_CHECK_UNQUOTED([cat test], [0], [no
 ])
 
 AT_CLEANUP
+
+AT_SETUP([GLib GNU inline workaround])
+
+TEST_DUMMY_PKGCONFIG([-I.], [$builddir/t/libdummy.a])
+
+# This test will only work if we have a version of GCC that implements
+# C99 inline semantics by default.
+AT_DATA([a.c],
+[[#if __GNUC__
+extern inline void my_dup_fn(void) { }
+#endif
+int main(void) { return 0; }
+]])
+AT_DATA([b.c],
+[[#if __GNUC__
+extern inline void my_dup_fn(void) { }
+#endif
+]])
+
+AT_DATA([test.sh.in],
+[[#!/bin/sh
+@CC@ @CPPFLAGS@ @CFLAGS@ -c a.c || exit 77
+@CC@ @CPPFLAGS@ @CFLAGS@ -c b.c || exit 77
+@CC@ @CFLAGS@ @LDFLAGS@ a.o b.o || exit 0
+exit 77
+]])
+
+AT_DATA([glib.h],
+[[#define GLIB_CHECK_VERSION(x, y, z) 1
+const char *g_get_prgname(void);
+]])
+
+TEST_CONFIGURE_AC([[AC_CONFIG_HEADERS([config.h])
+DX_LIB_GLIB2
+AC_CONFIG_FILES([test.sh], [chmod +x test.sh])
+]])
+TEST_AUTORECONF
+TEST_CONFIGURE([PKG_CONFIG=$PWD/pkg-config])
+AT_CHECK([./test.sh], [0], [ignore], [ignore])
+
+AT_CHECK([grep G_INLINE_FUNC config.h], [0],
+[/* #undef G_INLINE_FUNC */
+])
+
+cat >>glib.h <<'EOF'
+#ifndef G_INLINE_FUNC
+#  define G_INLINE_FUNC extern inline
+#endif
+G_INLINE_FUNC void break_things(void) { }
+EOF
+
+TEST_CONFIGURE([PKG_CONFIG=$PWD/pkg-config])
+AT_CHECK([grep G_INLINE_FUNC config.h], [0],
+[#define G_INLINE_FUNC static inline
+])
+
+AT_CLEANUP