# Copyright (C) 2015-2016  Luke Shumaker
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

MAKEFLAGS += -rR
.SECONDARY:
.DELETE_ON_ERROR:

# Have GCC generate header dependency info (pair this with `-include`
# in common.each.mk
ifneq ($(AUTODEPS),)
CFLAGS += -MD -MF $(patsubst $(@D)/%.o,$(@D)/.%.mk,$@) -MP
endif

CPPFLAGS += -I$(topoutdir)
M4FLAGS += -I$(topoutdir) -I$(<D) -I$(@D)