Add Makefile and configure script

1 files changed, 146 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..7479f46
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,146 @@
+# vim:ts=4:sw=4:noexpandtab
+MAKEFLAGS += --no-builtin-rules
+
+# Load configuration
+-include $(O)/.config.mk
+
+# 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 = @
+
+# TODO add CROSS_COMPILE support
+BISON ?= bison
+CC ?= gcc
+# TODO also other tools
+
+
+.PHONY: all
+all: $(O)/sgp
+
+# TODO modules
+
+ifeq ($(DEBUG),yes)
+CFLAGS += -ggdb -DDEBUG
+endif
+CFLAGS += -Wall
+CFLAGS += -Iinclude -include $(O)/build/config.h
+
+### Source files list ###########################
+SRC = sgp.c \
+	  utils.c \
+	  parser.c \
+	  io.c \
+	  command.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|sgp     - Build sgp executable"
+	@echo " help        - Prints this text help."
+	@echo " install     - Install sgp 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 sgp"
+	$(Q)$(RM) $(O)/sgp
+.PHONY: distclean
+distclean:: clean
+	@echo " CLEAN distributed"
+	$(Q)$(RM) $(CYSRC)
+	$(Q)$(RM) $(HYSRC)
+	$(Q)$(RM) $(HGPERFSRC)
+	@echo " CLEAN configuration"
+	$(Q)$(RM) $(O)/.config
+
+.PHONY: docs
+docs:
+	@echo " DOC $@"
+	$(Q)mkdocs build
+
+.PHONY: serve-docs
+serve-docs:
+	$(Q)mkdocs serve
+
+.PHONY: clean-docs
+clean-docs:
+	@echo " CLEAN docs"
+	$(Q)$(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)/sgp: $(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 > $@