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-rw-r--r--Makefile19
-rw-r--r--boot/barebox/barebox-aux/Config.in3
-rw-r--r--boot/barebox/barebox/Config.in3
-rw-r--r--package/Makefile.in3
-rw-r--r--package/pkg-generic.mk4
-rwxr-xr-xsupport/scripts/br2-external38
6 files changed, 48 insertions, 22 deletions
diff --git a/Makefile b/Makefile
index ff93caec1..e263b54b8 100644
--- a/Makefile
+++ b/Makefile
@@ -448,6 +448,14 @@ include boot/common.mk
include linux/linux.mk
include fs/common.mk
+# If using a br2-external tree, the BR2_EXTERNAL_$(NAME)_PATH variable
+# is also present in the .config file. Since .config is included after
+# we defined BR2_EXTERNAL_$(NAME)_PATH in the Makefile, the value in
+# that variable is quoted. We just include the generated Makefile fragment
+# .br2-external.mk a third time, which will set that variable to the
+# un-quoted value.
+include $(BR2_EXTERNAL_FILE)
+
# Nothing to include if no BR2_EXTERNAL tree in use
include $(BR2_EXTERNAL_MK)
@@ -763,7 +771,6 @@ COMMON_CONFIG_ENV = \
KCONFIG_AUTOHEADER=$(BUILD_DIR)/buildroot-config/autoconf.h \
KCONFIG_TRISTATE=$(BUILD_DIR)/buildroot-config/tristate.config \
BR2_CONFIG=$(BR2_CONFIG) \
- BR2_EXTERNAL=$(BR2_EXTERNAL) \
HOST_GCC_VERSION="$(HOSTCC_VERSION)" \
BUILD_DIR=$(BUILD_DIR) \
SKIP_LEGACY=
@@ -842,7 +849,7 @@ define percent_defconfig
@$$(COMMON_CONFIG_ENV) BR2_DEFCONFIG=$(1)/configs/$$@ \
$$< --defconfig=$(1)/configs/$$@ $$(CONFIG_CONFIG_IN)
endef
-$(eval $(foreach d,$(TOPDIR) $(BR2_EXTERNAL),$(call percent_defconfig,$(d))$(sep)))
+$(eval $(foreach d,$(TOPDIR) $(if $(BR2_EXTERNAL_NAME),$(BR2_EXTERNAL_$(BR2_EXTERNAL_NAME)_PATH)),$(call percent_defconfig,$(d))$(sep)))
savedefconfig: $(BUILD_DIR)/buildroot-config/conf prepare-kconfig
@$(COMMON_CONFIG_ENV) $< \
@@ -969,12 +976,14 @@ list-defconfigs:
@echo 'Built-in configs:'
@$(foreach b, $(sort $(notdir $(wildcard $(TOPDIR)/configs/*_defconfig))), \
printf " %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
-ifneq ($(wildcard $(BR2_EXTERNAL)/configs/*_defconfig),)
+ifneq ($(BR2_EXTERNAL_NAME),)
+ifneq ($(wildcard $(BR2_EXTERNAL_$(BR2_EXTERNAL_NAME)_PATH)/configs/*_defconfig),)
@echo
@echo 'User-provided configs:'
- @$(foreach b, $(sort $(notdir $(wildcard $(BR2_EXTERNAL)/configs/*_defconfig))), \
+ @$(foreach b, $(sort $(notdir $(wildcard $(BR2_EXTERNAL_$(BR2_EXTERNAL_NAME)_PATH)/configs/*_defconfig))), \
printf " %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
endif
+endif
@echo
release: OUT = buildroot-$(BR2_VERSION)
@@ -994,7 +1003,7 @@ print-version:
@echo $(BR2_VERSION_FULL)
include docs/manual/manual.mk
--include $(BR2_EXTERNAL)/docs/*/*.mk
+-include $(if $(BR2_EXTERNAL_NAME),$(BR2_EXTERNAL_$(BR2_EXTERNAL_NAME)_PATH)/docs/*/*.mk)
.PHONY: $(noconfig_targets)
diff --git a/boot/barebox/barebox-aux/Config.in b/boot/barebox/barebox-aux/Config.in
index 315e1a3fc..ec3b97cb8 100644
--- a/boot/barebox/barebox-aux/Config.in
+++ b/boot/barebox/barebox-aux/Config.in
@@ -67,8 +67,7 @@ config BR2_TARGET_BAREBOX_AUX_CUSTOM_EMBEDDED_ENV_PATH
invalid. This option sets the barebox Kconfig option
CONFIG_DEFAULT_ENVIRONMENT_PATH to the specified path. This
way it is possible to use Buildroot variables like
- BR2_EXTERNAL, TOPDIR etc. to refer to the custom
- environment.
+ TOPDIR etc. to refer to the custom environment.
Depending on your setup, the custom embedded environment
will probably be based on either the content of the
diff --git a/boot/barebox/barebox/Config.in b/boot/barebox/barebox/Config.in
index f5e3bae8d..3d8d01456 100644
--- a/boot/barebox/barebox/Config.in
+++ b/boot/barebox/barebox/Config.in
@@ -73,8 +73,7 @@ config BR2_TARGET_BAREBOX_CUSTOM_EMBEDDED_ENV_PATH
invalid. This option sets the barebox Kconfig option
CONFIG_DEFAULT_ENVIRONMENT_PATH to the specified path. This
way it is possible to use Buildroot variables like
- BR2_EXTERNAL, TOPDIR etc. to refer to the custom
- environment.
+ TOPDIR etc. to refer to the custom environment.
Depending on your setup, the custom embedded environment
will probably be based on either the content of the
diff --git a/package/Makefile.in b/package/Makefile.in
index 98e30b492..5d591e9a4 100644
--- a/package/Makefile.in
+++ b/package/Makefile.in
@@ -311,8 +311,7 @@ HOST_CONFIGURE_OPTS = \
EXTRA_ENV = \
PATH=$(BR_PATH) \
BR2_DL_DIR=$(BR2_DL_DIR) \
- BUILD_DIR=$(BUILD_DIR) \
- BR2_EXTERNAL=$(BR2_EXTERNAL)
+ BUILD_DIR=$(BUILD_DIR)
################################################################################
# settings we need to pass to configure
diff --git a/package/pkg-generic.mk b/package/pkg-generic.mk
index 12ae86f08..a13e34f7d 100644
--- a/package/pkg-generic.mk
+++ b/package/pkg-generic.mk
@@ -767,9 +767,9 @@ $$($(2)_TARGET_DIRCLEAN): PKG=$(2)
# kernel case, the bootloaders case, and the normal packages case.
ifeq ($(1),linux)
$(2)_KCONFIG_VAR = BR2_LINUX_KERNEL
-else ifneq ($$(filter boot/% $(BR2_EXTERNAL)/boot/%,$(pkgdir)),)
+else ifneq ($$(filter boot/% $$(if $$(BR2_EXTERNAL_NAME),$$(BR2_EXTERNAL_$$(BR2_EXTERNAL_NAME)_PATH)/boot/%),$(pkgdir)),)
$(2)_KCONFIG_VAR = BR2_TARGET_$(2)
-else ifneq ($$(filter toolchain/% $(BR2_EXTERNAL)/toolchain/%,$(pkgdir)),)
+else ifneq ($$(filter toolchain/% $$(if $$(BR2_EXTERNAL_NAME),$$(BR2_EXTERNAL_$$(BR2_EXTERNAL_NAME)_PATH)/toolchain/%),$(pkgdir)),)
$(2)_KCONFIG_VAR = BR2_$(2)
else
$(2)_KCONFIG_VAR = BR2_PACKAGE_$(2)
diff --git a/support/scripts/br2-external b/support/scripts/br2-external
index 1a0c74346..21d735163 100755
--- a/support/scripts/br2-external
+++ b/support/scripts/br2-external
@@ -1,7 +1,8 @@
#!/bin/bash
set -e
-# The location of the br2-external tree, once validated.
+# The name and location of the br2-external tree, once validated.
+declare BR2_NAME
declare BR2_EXT
main() {
@@ -55,6 +56,7 @@ main() {
#
do_validate() {
local br2_ext="${1}"
+ local br2_name n
# No br2-external tree is valid
if [ -z "${br2_ext}" ]; then
@@ -67,6 +69,20 @@ do_validate() {
if [ ! -r "${br2_ext}" -o ! -x "${br2_ext}" ]; then
error "'%s': permission denied\n" "${br2_ext}"
fi
+ if [ ! -f "${br2_ext}/external.desc" ]; then
+ error "'%s': does not have a name (in 'external.desc')\n" "${br2_ext}"
+ fi
+ br2_name="$(sed -r -e '/^name: +(.*)$/!d; s//\1/' "${br2_ext}/external.desc")"
+ if [ -z "${br2_name}" ]; then
+ error "'%s/external.desc': does not define the name\n" "${br2_ext}"
+ fi
+ # Only ASCII chars in [A-Za-z0-9_] are permitted
+ n="$(sed -r -e 's/[A-Za-z0-9_]//g' <<<"${br2_name}" )"
+ if [ -n "${n}" ]; then
+ # Escape '$' so that it gets printed
+ error "'%s': name '%s' contains invalid chars: '%s'\n" \
+ "${br2_ext}" "${br2_name//\$/\$\$}" "${n//\$/\$\$}"
+ fi
if [ ! -f "${br2_ext}/external.mk" ]; then
error "'%s/external.mk': no such file or directory\n" "${br2_ext}"
fi
@@ -74,27 +90,29 @@ do_validate() {
error "'%s/Config.in': no such file or directory\n" "${br2_ext}"
fi
+ BR2_NAME="${br2_name}"
BR2_EXT="$(cd "${br2_ext}"; pwd -P )"
}
# Generate the .mk snippet that defines makefile variables
# for the br2-external tree
do_mk() {
- local BR2_EXT="${1}"
-
printf '#\n# Automatically generated file; DO NOT EDIT.\n#\n'
printf '\n'
printf 'BR2_EXTERNAL ?= %s\n' "${BR2_EXT}"
+ printf 'BR2_EXTERNAL_NAME = \n'
printf 'BR2_EXTERNAL_MK =\n'
printf '\n'
- if [ -z "${BR2_EXT}" ]; then
+ if [ -z "${BR2_NAME}" ]; then
printf '# No br2-external tree defined.\n'
return
fi
+ printf 'BR2_EXTERNAL_NAME = %s\n' "${BR2_NAME}"
printf 'BR2_EXTERNAL_MK = %s/external.mk\n' "${BR2_EXT}"
+ printf 'BR2_EXTERNAL_%s_PATH = %s\n' "${BR2_NAME}" "${BR2_EXT}"
}
# Generate the kconfig snippet for the br2-external tree.
@@ -102,18 +120,20 @@ do_kconfig() {
printf '#\n# Automatically generated file; DO NOT EDIT.\n#\n'
printf '\n'
- if [ -z "${BR2_EXT}" ]; then
+ if [ -z "${BR2_NAME}" ]; then
printf '# No br2-external tree defined.\n'
return
fi
- printf 'config BR2_EXTERNAL\n'
+ printf 'menu "User-provided options"\n'
+ printf '\n'
+ printf 'comment "%s (in %s)"\n' "${BR2_NAME}" "${BR2_EXT}"
+ printf '\n'
+ printf 'config BR2_EXTERNAL_%s_PATH\n' "${BR2_NAME}"
printf '\tstring\n'
printf '\tdefault "%s"\n' "${BR2_EXT}"
printf '\n'
- printf 'menu "User-provided options"\n'
- printf '\n'
- printf 'source "%s/Config.in"\n' "${BR2_EXT}"
+ printf 'source "$BR2_EXTERNAL_%s_PATH/Config.in"\n' "${BR2_NAME}"
printf '\n'
printf "endmenu # User-provided options\n"
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 02:03:04 +0000