NetCube-Systems-Austria/kumquat-buildroot
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kconfig infra: make update-config/defconfig handling symmetrical

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Replace a 'cp --preserve' with a 'touch --reference' so that the code
for foo-update-config and foo-update-defconfig is symmetrical to ease
maintainability and increase clarity.

Signed-off-by: Thomas De Schampheleire <thomas.de.schampheleire@gmail.com>
Signed-off-by: "Yann E. Morin" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Thomas De Schampheleire 2015-02-03 15:21:43 +01:00 committed by Thomas Petazzoni
parent 39867f3c8c
commit 1941386c3d
1 changed files with 4 additions and 1 deletions
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5
package/pkg-kconfig.mk
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@ -78,8 +78,11 @@ $(1)-savedefconfig: $$($(2)_DIR)/.stamp_kconfig_fixup_done
$$($(2)_KCONFIG_OPTS) savedefconfig
# Target to copy back the configuration to the source configuration file
# Even though we could use 'cp --preserve-timestamps' here, the separate
# cp and 'touch --reference' is used for symmetry with $(1)-update-defconfig.
$(1)-update-config: $$($(2)_DIR)/.stamp_kconfig_fixup_done
cp --preserve=timestamps -f $$($(2)_DIR)/.config $$($(2)_KCONFIG_FILE)
cp -f $$($(2)_DIR)/.config $$($(2)_KCONFIG_FILE)
touch --reference $$($(2)_DIR)/.config $$($(2)_KCONFIG_FILE)
# Note: make sure the timestamp of the stored configuration is not newer than
# the .config to avoid a useless rebuild. Note that, contrary to