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