|  | # SPDX-License-Identifier: GPL-2.0-only | 
|  |  | 
|  | include include/config/auto.conf | 
|  | include $(srctree)/scripts/Kbuild.include | 
|  |  | 
|  | # for c_flags | 
|  | include $(srctree)/scripts/Makefile.lib | 
|  |  | 
|  | quiet_cmd_cc_o_c = CC      $@ | 
|  | cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $< | 
|  |  | 
|  | %.o: %.c FORCE | 
|  | $(call if_changed_dep,cc_o_c) | 
|  |  | 
|  | targets := $(MAKECMDGOALS) | 
|  |  | 
|  | # Add FORCE to the prequisites of a target to force it to be always rebuilt. | 
|  | # --------------------------------------------------------------------------- | 
|  |  | 
|  | PHONY += FORCE | 
|  | FORCE: | 
|  |  | 
|  | # Read all saved command lines and dependencies for the $(targets) we | 
|  | # may be building above, using $(if_changed{,_dep}). As an | 
|  | # optimization, we don't need to read them if the target does not | 
|  | # exist, we will rebuild anyway in that case. | 
|  |  | 
|  | existing-targets := $(wildcard $(sort $(targets))) | 
|  |  | 
|  | -include $(foreach f,$(existing-targets),$(dir $(f)).$(notdir $(f)).cmd) | 
|  |  | 
|  | .PHONY: $(PHONY) |