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[5/5] selftests/nolibc: generate config automatically

Message ID 20231010-nolibc-out-of-tree-v1-5-b6a263859596@weissschuh.net
State New
Headers show
Series selftests/nolibc: various build improvements | expand

Commit Message

Thomas Weißschuh Oct. 10, 2023, 12:34 p.m. UTC 
This new target generates a .config if none exists yet.

Also drop the defconfig target with its hidden call to 'mrproper' which
is fairly invasive.
If users want to overwrite their kernel existing kernel configuration
they can do so easily from the toplevel directory.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
---
 tools/testing/selftests/nolibc/Makefile | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
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Patch

diff --git a/tools/testing/selftests/nolibc/Makefile b/tools/testing/selftests/nolibc/Makefile
index 21e3f7da2ecf..5a3623680f1a 100644
--- a/tools/testing/selftests/nolibc/Makefile
+++ b/tools/testing/selftests/nolibc/Makefile
@@ -173,7 +173,7 @@  all: run
 
 sysroot: sysroot/$(ARCH)/include
 
-sysroot/$(ARCH)/include:
+sysroot/$(ARCH)/include: $(objtree)/.config
 	$(Q)rm -rf sysroot/$(ARCH) sysroot/sysroot
 	$(QUIET_MKDIR)mkdir -p sysroot
 	$(Q)$(MAKE) -C $(srctree) outputmakefile
@@ -216,13 +216,13 @@  initramfs: nolibc-test
 	$(call QUIET_INSTALL, initramfs/init)
 	$(Q)cp nolibc-test initramfs/init
 
-defconfig:
-	$(Q)$(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROSS_COMPILE) mrproper $(DEFCONFIG) prepare
+$(objtree)/.config:
+	$(Q)$(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROSS_COMPILE) $(DEFCONFIG)
 
-kernel:
+kernel: $(objtree)/.config
 	$(Q)$(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROSS_COMPILE) $(IMAGE_NAME)
 
-kernel-standalone: initramfs
+kernel-standalone: $(objtree)/.config initramfs
 	$(Q)$(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROSS_COMPILE) $(IMAGE_NAME) CONFIG_INITRAMFS_SOURCE=$(CURDIR)/initramfs
 
 # run the tests after building the kernel