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####
#
# ecgen, tool for generating Elliptic curve domain parameters
# Copyright (C) 2017 J08nY
#
####
CC ?= gcc
GP2C = gp2c
CFLAGS = -O3 -Wall
LDFLAGS = -L../lib
GP_CFLAGS = -O3 -Wall -fomit-frame-pointer -fno-strict-aliasing -fPIC
GPFLAGS = -g -i4
INCLUDES = -I. -I../lib -Icm -Iinvalid -Iio -Irandom -Iexhaustive
LIBS = -lrt -lpari -lparson
####
VPATH = cm:invalid:io:exhaustive:math
GP =
GPC = $(addsuffix .c, $(GP))
GPO = $(addsuffix .o, $(GP))
GPH = $(addsuffix .h, $(GP))
SRC = ecgen.c $(wildcard */*.c)
OBJ = $(patsubst %.c,%.o, $(SRC))
HDR = $(wildcard *.h) $(wildcard */*.h)
####
all: ecgen
ecgen: ecgen.o $(GPO) $(OBJ)
$(CC) $(CFLAGS) $(INCLUDES) -o $@ $^ $(LDFLAGS) $(LIBS)
mv ecgen ..
gp2c: $(GPC) $(GPH)
$(GPO): $(GPC) $(GPH)
$(CC) $(GP_CFLAGS) $(INCLUDES) -c -o $@ $< $(LDFLAGS) $(LIBS)
%.o: %.c $(GPH)
$(CC) $(CFLAGS) $(INCLUDES) -c -o $@ $<
%.h %.c: %.gp
$(GP2C) $(GPFLAGS) gp/$*.gp 2>/dev/null | clang-format | awk 'BEGIN{print "#ifndef GP_H" > "gp.h"; print "#define GP_H" >> "gp.h";} { if(found) print >> "gp.c"; else print >> "gp.h"} /End of prototype/{found=1; print "#include \"gp.h\"" > "gp.c"; print "#endif //GP_H" >> "gp.h"}'
####
clean-all: clean clean-gp
clean:
rm -f ecgen
find . -type f -name '*.o' -exec rm {} +
clean-gp:
rm -f $(GPH)
rm -f $(GPC)
help:
@echo "ecgen, tool for generating Elliptic curve domain parameters"
@echo
@echo "Available targets:"
@echo " - all : builds all"
@echo " - ecgen : builds the main binary"
@echo " - gp2c : generates the .c and .h files from gp code"
@echo " - clean : cleans up after a build"
@echo " - clean-gp : cleans up after gp2c generation"
@echo " - clean-all : cleans all"
@echo " - format : run clang-format on source files"
format:
clang-format -i $(SRC)
clang-format -i $(HDR)
.PHONY: all gp2c clean-all clean clean-gp help format
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