kbuild: let fixdep directly write to .*.cmd files

[linux-2.6-block.git] / Makefile

diff --git a/Makefile b/Makefile
index 861d9d48c7df64f323d214ea11522ca1687cdf95..d4ac3cb9256cb06e9272b910cffdf4ab00883206 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1043,6 +1043,8 @@ ifdef CONFIG_GDB_SCRIPTS
 endif
        +$(call if_changed,link-vmlinux)
 
+targets := vmlinux
+
 # Build samples along the rest of the kernel. This needs headers_install.
 ifdef CONFIG_SAMPLES
 vmlinux-dirs += samples
@@ -1758,13 +1760,12 @@ quiet_cmd_depmod = DEPMOD  $(KERNELRELEASE)
 cmd_crmodverdir = $(Q)mkdir -p $(MODVERDIR) \
                   $(if $(KBUILD_MODULES),; rm -f $(MODVERDIR)/*)
 
-# read all saved command lines
-cmd_files := $(wildcard .*.cmd)
+# read saved command lines for existing targets
+existing-targets := $(wildcard $(sort $(targets)))
 
-ifneq ($(cmd_files),)
-  $(cmd_files): ;      # Do not try to update included dependency files
-  include $(cmd_files)
-endif
+cmd_files := $(foreach f,$(existing-targets),$(dir $(f)).$(notdir $(f)).cmd)
+$(cmd_files): ;        # Do not try to update included dependency files
+-include $(cmd_files)
 
 endif   # ifeq ($(config-targets),1)
 endif   # ifeq ($(mixed-targets),1)