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parameterize the compilation process via a macro

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Quinn
2025-04-23 12:26:27 +02:00
committed by Quinn
parent f7994b7d50
commit 06e6875585
1 changed files with 29 additions and 18 deletions
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47
makefile
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@@ -13,6 +13,7 @@ CSTD := c17
CFLAGS := -Wall -Wextra -Wpedantic -Wno-pointer-arith -Ilib CFLAGS := -Wall -Wextra -Wpedantic -Wno-pointer-arith -Ilib
LDFLAGS := LDFLAGS :=
# profiles
ifneq ($(DEBUG),0) ifneq ($(DEBUG),0)
CFLAGS += -g -Og -fsanitize=address,undefined CFLAGS += -g -Og -fsanitize=address,undefined
LDFLAGS += -fsanitize=address,undefined LDFLAGS += -fsanitize=address,undefined
@@ -22,6 +23,7 @@ CFLAGS += -DNDEBUG -O2 -Werror
PROF := rel PROF := rel
endif endif
# targets
ifneq ($(MAKECMDGOALS),clean) ifneq ($(MAKECMDGOALS),clean)
ifeq ($(ARCH),linux-x86_64) ifeq ($(ARCH),linux-x86_64)
CFLAGS += -target x86_64-pc-linux-gnu $(shell pkg-config --cflags glfw3) CFLAGS += -target x86_64-pc-linux-gnu $(shell pkg-config --cflags glfw3)
@@ -35,6 +37,7 @@ $(error you must set the ARCH environment variable to one of these: 'linux-x86_6
endif endif
endif endif
# output files
ifneq ($(ARCH),0) ifneq ($(ARCH),0)
DIR_BIN := bin/$(ARCH)/$(PROF) DIR_BIN := bin/$(ARCH)/$(PROF)
DIR_OBJ := obj/$(ARCH)/$(PROF) DIR_OBJ := obj/$(ARCH)/$(PROF)
@@ -55,9 +58,30 @@ mesg = $(call log_col,$(1),94)
warn = $(call log_col,$(1),93) warn = $(call log_col,$(1),93)
fail = $(call log_col,$(1),91) fail = $(call log_col,$(1),91)
# creates the binary (linking step)
define link_bin
$1: $2
@$$(call mesg,"CC: '$$(CC)'")
@$$(call mesg,"CFLAGS: '$$(CFLAGS)'")
@$$(call mesg,"LDFLAGS: '$$(LDFLAGS)'")
@$$(call comp,"linking to: '$$@'")
@mkdir -p $$(@D)
@$$(CC) $$(LDFLAGS) -o $$@ $$^
@$$(call mesg,"current profile: '$$(PROF)'")
endef
# creates .o and .d files
define compile_obj
$1/%.o: $2/%.c
@$$(call comp,"compiling $$@ from $$<")
@mkdir -p $$(@D)
@$$(CC) $$(CFLAGS) -c -MD -MP -std=$$(CSTD) -x c -o $$@ $$<
endef
# compiles and executes the produced binary # compiles and executes the produced binary
run: compile run: compile; cd $(DIR_BIN) && ./$(NAME)$(EXT)
./$(BIN)
compile: compile_commands $(BIN) compile: compile_commands $(BIN)
.NOTPARALLEL: .NOTPARALLEL:
@@ -66,22 +90,9 @@ clean:
rm -rf bin/ obj/ compile_commands.json rm -rf bin/ obj/ compile_commands.json
# TODO: write a structure for the unit tests in this # TODO: write a structure for the unit tests in this
# create the binary (linking step) # compilation macros
$(BIN): $(C_OBJ) $(eval $(call link_bin,$(BIN),$(C_OBJ))) # link the binary
@$(call mesg,"CC: '$(CC)'") $(eval $(call compile_obj,$(DIR_OBJ),src)) # compile the objects for the binary
@$(call mesg,"CFLAGS: '$(CFLAGS)'")
@$(call mesg,"LDFLAGS: '$(LDFLAGS)'")
@$(call comp,"linking to: '$@'")
@mkdir -p $(@D)
@$(CC) $(LDFLAGS) -o $@ $(C_OBJ)
@$(call mesg,"current profile: '$(PROF)'")
# create .o and .d files for C sources
$(DIR_OBJ)/%.o: src/%.c
@$(call comp,"compiling $(notdir $@) from $(notdir $<)")
@mkdir -p $(@D)
@$(CC) $(CFLAGS) -c -MD -MP -std=$(CSTD) -x c -o $@ $<
# update compile commands if the makefile has been updated (for linting) # update compile commands if the makefile has been updated (for linting)
compile_commands: # default, empty rule compile_commands: # default, empty rule