[PATCH] Allow build with empty EXTRAS

Need to let the shell expand $EXTRAS so it can properly detect an empty
list. Without this patch, the build fails whenever $EXTRAS is empty.

diff --git a/Makefile b/Makefile
index c5c05d615dad1ee351a8b46f40e056fcb5d0ff41..c2ed65953160388fd87e8450456f5115992eceb9 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -145,7 +145,7 @@ endif
 CFLAGS += -I$(PWD)/libsysfs
 
 all: $(ROOT)
-       @for target in $(EXTRAS) ; do \
+       @extras="$(EXTRAS)" ; for target in $$extras ; do \
                echo $$target ; \
                $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
                        -C $$target $@ ; \
@@ -223,7 +223,7 @@ clean:
         | xargs rm -f 
        -rm -f core $(ROOT) $(GEN_HEADERS) $(GEN_CONFIGS)
        $(MAKE) -C klibc clean
-       @for target in $(EXTRAS) ; do \
+       @extras="$(EXTRAS)" ; for target in $$extras ; do \
                echo $$target ; \
                $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
                        -C $$target $@ ; \
@@ -286,7 +286,7 @@ install: install-dbus-policy all $(GEN_CONFIGS)
        $(INSTALL_DATA) udev.permissions $(DESTDIR)$(configdir)
        - rm -f $(DESTDIR)$(hotplugdir)/udev.hotplug
        - ln -s $(sbindir)/$(ROOT) $(DESTDIR)$(hotplugdir)/udev.hotplug
-       @for target in $(EXTRAS) ; do \
+       @extras="$(EXTRAS)" ; for target in $$extras ; do \
                echo $$target ; \
                $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
                        -C $$target $@ ; \
@@ -303,7 +303,7 @@ uninstall: uninstall-dbus-policy
        - rmdir $(hotplugdir)
        - rmdir $(configdir)
        - rmdir $(udevdir)
-       @for target in $(EXTRAS) ; do \
+       @extras="$(EXTRAS)" ; for target in $$extras ; do \
                echo $$target ; \
                $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
                        -C $$target $@ ; \