config/Makefile: only link with ncurses lib if needed

The config/conf application don't need the ncurses library to be linked to it.
Specialize the link flags to mconf for the menuconfig target.
This can solve issues with some build systems.

Signed-off-by: Nicolas Ferre <[email protected]>

config/Makefile

@@ -20,10 +20,10 @@ host-cobjs := $(sort $(foreach m,$(__hostprogs),$($(m)-objs)))
 host-cxxobjs := $(sort $(foreach m,$(__hostprogs),$($(m)-cxxobjs)))
 
 $(host-csingle): %: %.c
-	$(Q)$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$@) $< $(HOST_LOADLIBES) -o $@
+	$(Q)$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$@) $< $(HOSTLOADLIBES_$@) -o $@
 
 $(host-cmulti): %: $(host-cobjs) $(host-cshlib)
-	$(Q)$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$@) $($@-objs) $(HOST_LOADLIBES) -o $@
+	$(Q)$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$@) $($@-objs) $(HOSTLOADLIBES_$@) -o $@
 
 $(host-cxxmulti): %: $(host-cxxobjs) $(host-cobjs) $(host-cshlib)
 	$(Q)$(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTCFLAGS) $(HOSTCFLAGS_$@) $($@-objs) $($@-cxxobjs) $(HOSTLOADLIBES_$@) -o $@

config/Makefile.kconfig

@@ -127,11 +127,8 @@ check-lxdialog  := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
 
 # Use recursively expanded variables so we do not call gcc unless
 # we really need to do so. (Do not call gcc as part of make mrproper)
-HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
-HOST_LOADLIBES   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
-
-HOST_EXTRACFLAGS += -DLOCALE
-
+HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
+                    -DLOCALE
 
 # ===========================================================================
 # Shared Makefile for the various kconfig executables:
@@ -190,7 +187,7 @@ clean-files     += config.pot linux.pot
 PHONY += $(obj)/dochecklxdialog
 $(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
 $(obj)/dochecklxdialog:
-	$(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOST_LOADLIBES)
+	$(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
 
 always := dochecklxdialog
 
@@ -208,6 +205,8 @@ HOSTLOADLIBES_gconf	= `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
 HOSTCFLAGS_gconf.o	= `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
                           -D LKC_DIRECT_LINK
 
+HOSTLOADLIBES_mconf	= $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
+
 $(obj)/qconf.o: $(obj)/.tmp_qtcheck
 
 ifeq ($(qconf-target),1)