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7b453719 MY |
1 | # SPDX-License-Identifier: GPL-2.0-only |
2 | ||
3 | include include/config/auto.conf | |
4 | include $(srctree)/scripts/Kbuild.include | |
5 | ||
6 | # for c_flags | |
7 | include $(srctree)/scripts/Makefile.lib | |
8 | ||
9 | quiet_cmd_cc_o_c = CC $@ | |
10 | cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $< | |
11 | ||
12 | %.o: %.c FORCE | |
13 | $(call if_changed_dep,cc_o_c) | |
14 | ||
15 | targets := $(MAKECMDGOALS) | |
16 | ||
17 | # Add FORCE to the prequisites of a target to force it to be always rebuilt. | |
18 | # --------------------------------------------------------------------------- | |
19 | ||
20 | PHONY += FORCE | |
21 | FORCE: | |
22 | ||
23 | # Read all saved command lines and dependencies for the $(targets) we | |
24 | # may be building above, using $(if_changed{,_dep}). As an | |
25 | # optimization, we don't need to read them if the target does not | |
26 | # exist, we will rebuild anyway in that case. | |
27 | ||
28 | existing-targets := $(wildcard $(sort $(targets))) | |
29 | ||
30 | -include $(foreach f,$(existing-targets),$(dir $(f)).$(notdir $(f)).cmd) | |
31 | ||
32 | .PHONY: $(PHONY) |