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srcdir ?= .
sbindir ?= /usr/sbin
DESTDIR ?=
INSTALL ?= install
RM ?= rm -f
LN ?= ln
SETCAP ?= setcap
CFLAGS ?= -Wall -Wextra -O2 -g
ifneq ($(MAILBOX_PATH),)
override CFLAGS += -DMAILBOX_PATH=\"$(MAILBOX_PATH)\"
endif
all: femtomail
.PHONY: all install install-link-sendmail setcap clean uninstall
femtomail: $(srcdir)/femtomail.c
ifeq ($(USERNAME),)
$(error USERNAME must be set and non-empty)
endif
$(CC) -DUSERNAME=\"$(USERNAME)\" $(CFLAGS) -o $@ $<
clean:
$(RM) femtomail
install: femtomail
$(INSTALL) -m 755 -d $(DESTDIR)$(sbindir)
$(INSTALL) -m 755 femtomail $(DESTDIR)$(sbindir)/femtomail
install-link-sendmail: install
$(LN) -s femtomail $(DESTDIR)$(sbindir)/sendmail
uninstall:
$(RM) $(DESTDIR)$(sbindir)
setcap: install
$(SETCAP) cap_setuid,cap_setgid=ep $(DESTDIR)$(sbindir)/femtomail
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