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AC_DEFUN([ACX_WITH_LIBUNWIND], [
acx_with_libunwind=""
AC_ARG_WITH([libunwind],
[AS_HELP_STRING([--with-libunwind@<:@=Install DIR@:>@],
[Enables use of libunwind, required for Google profiler and heap checker])],
[
case $withval in
yes)
acx_with_libunwind="yes"
;;
no)
acx_with_libunwind="no"
;;
*)
CPPFLAGS="$CPPFLAGS -I$with_libunwind/include"
LIBS="$LIBS -L$with_libunwind/lib"
acx_with_libunwind="$withval"
esac
],
[acx_with_libunwind="no"]
)
if test $acx_with_libunwind != "no"; then
AC_LANG_SAVE
AC_LANG_C
AC_CHECK_HEADER([libunwind.h], [], [AC_MSG_ERROR([Unable to compile with the libunwind.])])
AC_CHECK_LIB([unwind], [_Unwind_GetRegionStart], [LIBS="$LIBS -lunwind"], [AC_MSG_ERROR(["Unable to link with libunwind])])
AC_DEFINE(MADNESS_HAS_LIBUNWIND, [1], [Define if should use libunwind for Google performance tools])
AC_LANG_RESTORE
fi
])
|
