build system: fix parallel make

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2009-11-24 22:23:21 +01:00
parent b1278a38bc
commit b24c1139fb
2 changed files with 11 additions and 1 deletions

View File

@ -358,6 +358,13 @@ scripts_basic:
# To avoid any implicit rule to kick in, define an empty command. # To avoid any implicit rule to kick in, define an empty command.
scripts/basic/%: scripts_basic ; scripts/basic/%: scripts_basic ;
# bbox: we have helpers in applets/
PHONY += applets_dir
applets_dir:
$(Q)$(MAKE) $(build)=applets
applets/%: applets_dir ;
PHONY += outputmakefile PHONY += outputmakefile
# outputmakefile generates a Makefile in the output directory, if using a # outputmakefile generates a Makefile in the output directory, if using a
# separate output directory. This allows convenient use of make in the # separate output directory. This allows convenient use of make in the
@ -797,7 +804,7 @@ ifneq ($(KBUILD_MODULES),)
$(Q)rm -f $(MODVERDIR)/* $(Q)rm -f $(MODVERDIR)/*
endif endif
archprepare: prepare1 scripts_basic archprepare: prepare1 scripts_basic applets_dir
prepare0: archprepare FORCE prepare0: archprepare FORCE
$(Q)$(MAKE) $(build)=. $(Q)$(MAKE) $(build)=.

View File

@ -12,6 +12,9 @@ hostprogs-y += usage usage_pod applet_tables
always:= $(hostprogs-y) always:= $(hostprogs-y)
# fixdep is needed to compile other host programs
$(addprefix $(obj)/,$(always)): $(objtree)/scripts/basic/fixdep
# Generated files need additional love # Generated files need additional love
# This trick decreases amount of rebuilds # This trick decreases amount of rebuilds