Makefile.rules

#
# Copyright 2017 International Business Machines
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

# Basic makefile rules
-include $(OBJS:.o=.d)

ifdef V
  VERBOSE:= $(V)
else
  VERBOSE:= 0
endif

ifeq ($(VERBOSE),1)
define Q
  $(2)
endef
else
define Q
  @/bin/echo -e "	[$1]\t$(3)"
  @$(2)
endef
endif

%.o : %.c
	$(call Q,CC, $(CC) $(CFLAGS) -c -o $@ $<, $@)
	$(call Q,CC, $(CC) -MM $(CFLAGS) $^ > $*.d, $*.d)
	$(call Q,SED, sed -i -e "s#^$(@F)#$@#" $*.d, $*.d)