85 lines
2.5 KiB
Makefile
85 lines
2.5 KiB
Makefile
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################################ MAKEFILE OPTIONS ####################################
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# Build the pcre regular expression library
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export BUILD_TYPE = release
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# can be debug or release - this option gets inherited by the library libarchfpga
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# by default, though libarchfpga's build type can be set independently in libarchfpga's Makefile.
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COMPILER = gcc
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OPTIMIZATION_LEVEL_FOR_RELEASE_BUILD = -O3
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# can be -O0 (no optimization) to -O3 (full optimization), or -Os (optimize space)
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#############################################################################################
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CC = $(COMPILER)
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LIB_DIR = -L.
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LIB = -lm -lpcre
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SRC_DIR = SRC
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OBJ_DIR = OBJ
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OTHER_DIR = -ISRC/
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WARN_FLAGS = -Wall -Wpointer-arith -Wcast-qual -D__USE_FIXED_PROTOTYPES__ -ansi -pedantic -Wshadow -Wcast-align -D_POSIX_SOURCE -Wno-write-strings
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DEBUG_FLAGS = -g
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OPT_FLAGS = $(OPTIMIZATION_LEVEL_FOR_RELEASE_BUILD)
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INC_FLAGS =
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FLAGS = $(INC_FLAGS) $(WARN_FLAGS) -D EZXML_NOMMAP -D_POSIX_C_SOURCE
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ifneq (,$(findstring release, $(BUILD_TYPE)))
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FLAGS := $(FLAGS) $(OPT_FLAGS)
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else # DEBUG build
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FLAGS := $(FLAGS) $(DEBUG_FLAGS)
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endif
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EXE = pcredemo
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OBJ = $(patsubst $(SRC_DIR)/%.c, $(OBJ_DIR)/%.o,$(wildcard $(SRC_DIR)/*.c))
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OBJ_DIRS=$(sort $(dir $(OBJ)))
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DEP := $(OBJ:.o=.d)
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$(EXE): $(OBJ) Makefile libpcre.a
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$(CC) $(FLAGS) OBJ/main.o -o $(EXE) $(LIB_DIR) $(LIB)
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libpcre.a: $(OBJ) Makefile
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ar rcs $@ $(OBJ)
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ar d $@ main.o
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# Enable a second round of expansion so that we may include
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# the target directory as a prerequisite of the object file.
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.SECONDEXPANSION:
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# The directory follows a "|" to use an existence check instead of the usual
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# timestamp check. Every write to the directory updates the timestamp thus
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# without this, all but the last file written to a directory would appear
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# to be out of date.
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$(OBJ): OBJ/%.o:$(SRC_DIR)/%.c | $$(dir $$@D)
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$(CC) $(FLAGS) -MD -MP -I$(OTHER_DIR) -ISRC -c $< -o $@
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# Silently create target directories as need
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$(OBJ_DIRS):
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@ mkdir -p $@
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-include $(DEP)
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clean:
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rm -f $(EXE) $(OBJ) $(DEP) libpcre.a
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clean_coverage: clean
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rm -rf ./usr
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find ./OBJ -regex ".*.\(gcda\|gcno\)" -exec rm -f {} \;
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rm -f *.html
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find ./SRC -iname "*.html" -exec rm -f {} \;
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ctags:
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cd $(SRC_DIR) && ctags *.[ch]
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# This is using Target-specific variable values. See: http://www.gnu.org/software/make/manual/make.html#Target_002dspecific
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coverage: FLAGS = $(DEBUG_FLAGS) $(INC_FLAGS) -pedantic -D EZXML_NOMMAP -fprofile-arcs -ftest-coverage -lgcov
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coverage: $(EXE)
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./coverage_reset.sh
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