jw-pkg/make/flex-bison.mk
Jan Lindemann 25e107b876 flex-bison.mk: Add flex-bison.mk
Signed-off-by: Jan Lindemann <jan@janware.com>
2017-08-16 11:41:04 +00:00

40 lines
1.3 KiB
Makefile

FB_EXE ?= $(notdir $(shell pwd))
FB_NAME_PREFIX ?= $(shell pwd | xargs dirname | sed 's/-/_/g')_
FB_SRC_Y ?= $(wildcard *.y)
FB_SRC_L ?= $(wildcard *.l)
FB_FLEX_PREFIX ?= $(FB_NAME_PREFIX)
FB_HDRDIR ?= .
FB_CFLAGS ?= -g -O0
FB_CPPFLAGS ?= -std=c++11
FB_FLEX_OUT_C = $(patsubst %.l,lex.%.c,$(FB_SRC_L))
FB_BISON_OUT_C = $(patsubst %.y,%.tab.c,$(FB_SRC_Y))
FB_GENERATED_C = $(FB_FLEX_OUT_C) $(FB_BISON_OUT_C)
FB_SRC_C = $(FB_GENERATED_C) $(filter-out $(FB_GENERATED_C),$(wildcard *.c) $(wildcard *.cpp))
FB_OBJ = $(patsubst %.cpp,%.o,$(patsubst %.c,%.o,$(FB_SRC_C)))
.PRECIOUS: lex.%.c %.tab.c
all:
install:
clean: clean.local
distclean: clean
exe: $(FB_EXE)
%.tab.c: %.y
bison --defines=$(patsubst %.tab.c,$(FB_HDRDIR)/%.tab.h,$@) --name-prefix=$(FB_NAME_PREFIX) -v -t $< -o $@
lex.%.c: %.l $(FB_BISON_OUT_C)
flex -i --header-file=$(FB_HDRDIR)/lex.$*.h --prefix=$(FB_FLEX_PREFIX) -o $@ $<
%.o: %.c
gcc -D"FB_SYM(x)=$(FB_NAME_PREFIX)##x" $(FB_CFLAGS) -c $<
%.o: %.cpp
gcc -D"FB_SYM(x)=$(FB_NAME_PREFIX)##x" $(FB_CFLAGS) $(FB_CPPFLAGS) -c $<
$(FB_EXE): $(FB_OBJ)
g++ -g -o $(FB_EXE) $^ -lfl
clean.local:
rm -f $(FB_GENERATED_C) $(FB_HDRDIR)/*.tab.h $(FB_HDRDIR)/lex.*.h *.output $(FB_EXE) *.tmp $(FB_OBJ) *.rep $(FB_HDRDIR)/*.rep