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# vim:ts=4:sw=4:noexpandtab
MAKEFLAGS += --no-builtin-rules
# Default output path. Can be changed by enviroment to compile to different folder
# than default.
O ?= .
# This variable can be overwritten to show executed commands
Q = @
# Load configuration
-include $(O)/.config.mk
# TODO add CROSS_COMPILE support
BISON ?= bison
CC ?= gcc
# TODO also other tools
.PHONY: all
all: $(O)/geml
# TODO modules
ifeq ($(DEBUG),yes)
CFLAGS += -ggdb -DDEBUG
endif
CFLAGS += -Wall
CFLAGS += -Iinclude -include $(O)/build/config.h
### Source files list ###########################
SRC = geml.c \
utils.c \
io.c \
command.c \
parser.c
### End of source files list ####################
CSRC = $(patsubst %,src/%,$(filter %.c,$(SRC)))
YSRC = $(patsubst %,src/%,$(filter %.y,$(SRC)))
CYSRC = $(patsubst %,%.c,$(YSRC))
HYSRC = $(patsubst %,%.h,$(YSRC))
CSRC += $(CYSRC)
GPERFSRC = $(patsubst %,src/%,$(filter %.gperf,$(SRC)))
HGPERFSRC = $(patsubst %,%.h,$(GPERFSRC))
OBJ = $(patsubst src/%.c,$(O)/build/%.o,$(CSRC))
DEP = $(patsubst src/%.c,$(O)/build/%.d,$(CSRC))
.PHONY: help
help:
@echo "Simple general preprocessor make targets:"
@echo " all|geml - Build geml executable"
@echo " help - Prints this text help."
@echo " install - Install geml to you system"
@echo " uninstall - Revert install target actions on your system"
@echo " clean - Cleans builded files"
@echo " distclean - Same as clean but also removes distributed generated files"
@echo " docs - Build html documentation"
@echo " serve-docs - Start html server with documentation on localhost:4000"
@echo " clean-docs - Removes generated documentation"
@echo "Some enviroment variables to be defined:"
@echo " CROSS_COMPILE - Specifies installation prefix. Default is /usr/local"
@echo " Q - Define emty to show executed commands"
.PHONY: install
install:
#TODO
.PHONY: uninstall
uninstall:
#TODO
# Cleaning
.PHONY: clean
clean::
@echo " CLEAN build"
$(Q)$(RM) -r $(O)/build
@echo " CLEAN geml"
$(Q)$(RM) $(O)/geml
.PHONY: distclean
distclean:: clean
@echo " CLEAN distributed"
$(Q)$(RM) $(CYSRC)
$(Q)$(RM) $(HYSRC)
$(Q)$(RM) $(HGPERFSRC)
@echo " CLEAN configuration"
$(Q)$(RM) $(O)/.config
docs/%.dot.png: docs/%.dot
@echo " DOT $@"
$(Q)dot -Tpng -O $<
.PHONY: docs
docs: docs/parser-states.dot.png
@echo " DOC $@"
$(Q)mkdocs build
.PHONY: serve-docs
serve-docs: docs/parser-states.dot.png
$(Q)mkdocs serve
.PHONY: clean-docs
clean-docs:
@echo " CLEAN docs"
$(Q)$(RM) docs/parser-states.dot.png
$(Q)$(RM) -r site
ifeq (,$(filter clean distclean help docs serve-docs clean-docs \
,$(MAKECMDGOALS))) # Ignore build targets if goal is not building
ifeq ($(DEBUG),yes)
-include $(DEP) # If developing, use dependencies from source files
.PHONY: dependency dep
dependency dep:: $(DEP)
$(DEP): $(O)/build/%.d: src/%.c
@mkdir -p "$(@D)"
@echo " DEP $@"
$(Q)$(CC) -MM -MG -MT '$*.o $@' $(CFLAGS) $< -MF $@
endif # DEBUG
$(O)/geml: $(OBJ)
@echo " LD $@"
$(Q)$(CC) $(CFLAGS) $^ -o $@
$(OBJ): $(O)/build/%.o: src/%.c $(O)/build/config.h
@mkdir -p "$(@D)"
@echo " CC $@"
$(Q)$(CC) -c $(CFLAGS) $< -o $@
$(O)/build/config.h: $(O)/.config
@mkdir -p "$(@D)"
@echo " CONF $@"
$(Q)./configure --op-h > $@
$(HGPERFSRC): %.y.h: %.y.c
@
$(CYSRC): %.y.c: %.y
@echo " BISON $@"
$(Q)$(BISON) -d -o $@ $<
$(HGPERFSRC): %.h: %
@echo " GPERF $@"
$(Q)$(GPERF) --output-file=$@ $<
endif
# Configuation files
$(O)/.config:
$(error Please run configure script first)
$(O)/.config.mk: $(O)/.config
@echo " CONF $@"
$(Q)./configure --op-makefile > $@
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