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Port: Add configure check for __attribute__ support
[babeltrace.git]
/
configure.ac
diff --git
a/configure.ac
b/configure.ac
index 3ab6b497a7b87f0f5d09f5411c69fd8056f88ef5..f9bb2e033d0a0515b9e750fe0ff508dd10997e34 100644
(file)
--- a/
configure.ac
+++ b/
configure.ac
@@
-32,6
+32,11
@@
AC_PROG_LEX
AC_PROG_MKDIR_P
AC_PROG_LN_S
AC_PROG_MKDIR_P
AC_PROG_LN_S
+AX_C___ATTRIBUTE__
+AS_IF([test "x$ax_cv___attribute__" = "xyes"],
+ [:],
+ [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
+
# Check linker option
AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
AC_SUBST([LD_NO_AS_NEEDED])
# Check linker option
AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
AC_SUBST([LD_NO_AS_NEEDED])
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