Variable substitutions with a constant value may as well be
set directly in Makefile.am.
##
ACLOCAL_AMFLAGS = -I m4
+AM_LIBTOOLFLAGS = --silent
+MAKEFLAGS = --no-print-directory
+
+FIRMWARE_DIR = $(datadir)/sigrok-firmware
local_includes = -Iinclude -I$(srcdir)/include -I$(srcdir)/src -I.
if BINDINGS_CXX
AC_DEFINE_UNQUOTED([CONF_HOST], ["$host"],
[The canonical host libsigrok will run on.])
-AC_SUBST([FIRMWARE_DIR], ['$(datadir)/sigrok-firmware'])
-AC_SUBST([MAKEFLAGS], ['--no-print-directory'])
-AC_SUBST([AM_LIBTOOLFLAGS], ['--silent'])
-
AC_CONFIG_FILES([Makefile libsigrok.pc bindings/cxx/libsigrokcxx.pc])
AC_OUTPUT