Fixup dhcp-configs after reading extra hostfiles with inotify.

[people/ms/dnsmasq.git] / Makefile

diff --git a/Makefile b/Makefile
index c340f1c7b59aa43a5cbc4097829c0d410c4fb3a2..2910320b64521c2812fb069a2f4411606e9ca8cc 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-# dnsmasq is Copyright (c) 2000-2014 Simon Kelley
+# dnsmasq is Copyright (c) 2000-2015 Simon Kelley
 #
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -65,6 +65,10 @@ gmp_libs =      `echo $(COPTS) | $(top)/bld/pkg-wrapper HAVE_DNSSEC NO_GMP --cop
 sunos_libs =    `if uname | grep SunOS >/dev/null 2>&1; then echo -lsocket -lnsl -lposix4; fi`
 version =     -DVERSION='\"`$(top)/bld/get-version $(top)`\"'
 
+sum?=$(shell $(CC) -DDNSMASQ_COMPILE_OPTS $(COPTS) -E $(top)/$(SRC)/dnsmasq.h | ( md5sum 2>/dev/null || md5 ) | cut -f 1 -d ' ')
+sum!=$(CC) -DDNSMASQ_COMPILE_OPTS $(COPTS) -E $(top)/$(SRC)/dnsmasq.h | ( md5sum 2>/dev/null || md5 ) | cut -f 1 -d ' '
+copts_conf = .copts_$(sum)
+
 objs = cache.o rfc1035.o util.o option.o forward.o network.o \
        dnsmasq.o dhcp.o lease.o rfc2131.o netlink.o dbus.o bpf.o \
        helper.o tftp.o log.o conntrack.o dhcp6.o rfc3315.o \
@@ -83,7 +87,7 @@ all : $(BUILDDIR)
 
 mostly_clean :
        rm -f $(BUILDDIR)/*.mo $(BUILDDIR)/*.pot 
-       rm -f $(BUILDDIR)/.configured $(BUILDDIR)/*.o $(BUILDDIR)/dnsmasq.a $(BUILDDIR)/dnsmasq 
+       rm -f $(BUILDDIR)/.copts_* $(BUILDDIR)/*.o $(BUILDDIR)/dnsmasq.a $(BUILDDIR)/dnsmasq
 
 clean : mostly_clean
        rm -f $(BUILDDIR)/dnsmasq_baseline
@@ -139,17 +143,19 @@ bloatcheck : $(BUILDDIR)/dnsmasq_baseline mostly_clean all
 
 # rules below are targets in recusive makes with cwd=$(BUILDDIR)
 
-.configured: $(hdrs)
-       @rm -f *.o
+$(copts_conf): $(hdrs)
+       @rm -f *.o .copts_*
        @touch $@
 
 $(objs:.o=.c) $(hdrs):
        ln -s $(top)/$(SRC)/$@ .
 
+$(objs): $(copts_conf) $(hdrs)
+
 .c.o:
        $(CC) $(CFLAGS) $(COPTS) $(i18n) $(build_cflags) $(RPM_OPT_FLAGS) -c $< 
 
-dnsmasq : .configured $(hdrs) $(objs)
+dnsmasq : $(objs)
        $(CC) $(LDFLAGS) -o $@ $(objs) $(build_libs) $(LIBS) 
 
 dnsmasq.pot : $(objs:.o=.c) $(hdrs)