bsd.prog.mk

   1 # Copyright 2015 Nathan Holstein
   2
   3 BINDIR?=/usr/bin
   4 MANDIR?=/usr/share/man
   5
   6 default: ${PROG}
   7
   8 OPENBSD:=reallocarray.c strtonum.c execvpe.c setresuid.c \
   9         auth_userokay.c setusercontext.c explicit_bzero.c
  10 OPENBSD:=$(addprefix libopenbsd/,${OPENBSD:.c=.o})
  11 libopenbsd.a: ${OPENBSD}
  12         ${AR} -r $@ $?
  13
  14 CFLAGS:=${CFLAGS} -I${CURDIR}/libopenbsd ${COPTS} -MD -MP
  15
  16 OBJS:=${SRCS:.y=.c}
  17 OBJS:=${OBJS:.c=.o}
  18
  19 ${PROG}: ${OBJS} libopenbsd.a
  20         ${CC} ${CFLAGS} ${LDFLAGS} $^ -o $@
  21
  22 .%.chmod: %
  23         cp $< $@
  24         chmod ${BINMODE} $@
  25         chown ${BINOWN}:${BINGRP} $@
  26
  27 ${BINDIR}:
  28         mkdir -pm 0755 $@
  29
  30 ${BINDIR}/${PROG}: .${PROG}.chmod ${BINDIR}
  31         mv $< $@
  32
  33 VERSION:=\#define VERSION "$(shell git describe --dirty --tags --long --always)"
  34 OLDVERSION:=$(shell [ -f version.h ] && cat version.h)
  35 version.h: ; @echo '$(VERSION)' > $@
  36 ifneq ($(VERSION),$(OLDVERSION))
  37 .PHONY: version.h
  38 endif
  39
  40 MAN:=$(join $(addprefix ${MANDIR}/man,$(patsubst .%,%/,$(suffix ${MAN}))),${MAN})
  41 $(foreach M,${MAN},$(eval $M: $(notdir $M); cp $$< $$@))
  42
  43 install: ${BINDIR}/${PROG} ${MAN}
  44
  45 clean:
  46         rm -f version.h
  47         rm -f libopenbsd.a
  48         rm -f ${OPENBSD}
  49         rm -f ${OPENBSD:.o=.d}
  50         rm -f ${OBJS}
  51         rm -f ${OBJS:.o=.d}
  52         rm -f ${PROG}
  53
  54 -include ${objs:.o=.d} ${OPENBSD:.o=.d}
  55
  56 .PHONY: default clean install man
  57 .INTERMEDIATE: .${PROG}.chmod