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kconfig infra: support built-in config files

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When the configuration file of a package is located inside of the
package sources, a make dependency can only be expressed after the
package has been extracted (and patched).

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 15:21:41 +01:00 committed by Thomas Petazzoni
parent b264b95cbc
commit 23fd6e0e6a
1 changed files with 5 additions and 1 deletions
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6
package/pkg-kconfig.mk
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@ -41,9 +41,13 @@ ifndef $(2)_KCONFIG_FILE
$$(error Internal error: no value specified for $(2)_KCONFIG_FILE)
endif
# The config file could be in-tree, so before depending on it the package should
# be extracted (and patched) first
$$($(2)_KCONFIG_FILE): | $(1)-patch
# The .config file is obtained by copying it from the specified source
# configuration file, after the package has been patched.
$$($(2)_DIR)/.config: $$($(2)_KCONFIG_FILE) | $(1)-patch
$$($(2)_DIR)/.config: $$($(2)_KCONFIG_FILE)
$$(INSTALL) -m 0644 $$($(2)_KCONFIG_FILE) $$($(2)_DIR)/.config
# In order to get a usable, consistent configuration, some fixup may be needed.