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Makefile
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# Makefile for building port binaries
#
# Makefile targets:
#
# all/install build and install beam_notify
# clean clean build products and intermediates
#
# Variables to override:
#
# MIX_APP_PATH path to the build directory
#
# CC C compiler
# CROSSCOMPILE crosscompiler prefix, if any
# CFLAGS compiler flags for compiling all C files
# ERL_CFLAGS additional compiler flags for files using Erlang header files
# ERL_EI_INCLUDE_DIR include path to ei.h (Required for crosscompile)
# ERL_EI_LIBDIR path to libei.a (Required for crosscompile)
# LDFLAGS linker flags for linking all binaries
# ERL_LDFLAGS additional linker flags for projects referencing Erlang libraries
#
ifeq ($(MIX_APP_PATH),)
calling_from_make:
mix compile
endif
PREFIX = $(MIX_APP_PATH)/priv
BUILD = $(MIX_APP_PATH)/obj
# Set Erlang-specific compile and linker flags
ERL_CFLAGS ?= -I"$(ERL_EI_INCLUDE_DIR)"
ERL_LDFLAGS = -L"$(ERL_EI_LIBDIR)" -lei_st
CFLAGS ?= -O2 -Wall -Wextra -Wno-unused-parameter -pedantic
DEFAULT_TARGETS = $(PREFIX) $(PREFIX)/beam_notify
# Enable for debug messages
# CFLAGS += -DDEBUG
all: install
install: $(BUILD) $(PREFIX) $(DEFAULT_TARGETS)
$(BUILD)/%.o: c_src/%.c
@echo " CC $(notdir $@)"
$(CC) -c $(ERL_CFLAGS) $(CFLAGS) -o $@ $<
$(PREFIX)/beam_notify: $(BUILD)/beam_notify.o
@echo " LD $(notdir $@)"
$(CC) $^ $(ERL_LDFLAGS) $(LDFLAGS) -o $@
$(PREFIX) $(BUILD):
mkdir -p $@
mix_clean:
$(RM) $(PREFIX)/beam_notify \
$(BUILD)/*.o
clean:
mix clean
format:
astyle \
--style=kr \
--indent=spaces=4 \
--align-pointer=name \
--align-reference=name \
--convert-tabs \
--attach-namespaces \
--max-code-length=100 \
--max-instatement-indent=120 \
--pad-header \
--pad-oper \
c_src/*.c
.PHONY: all clean mix_clean calling_from_make install format
.SILENT: