[PATCH 1/3] bitbake.conf: make libc over-ride lower priority than _forcevariable

[Andre McCurdy <armccurdy@gmail.com>]

Fix long standing quirk, _forcevariable is documented as being the
highest priority over-ride.

Signed-off-by: Andre McCurdy <armccurdy@gmail.com>
---
 meta/conf/bitbake.conf                        | 3 ++-
 meta/conf/distro/include/tclibc-baremetal.inc | 2 --
 meta/conf/distro/include/tclibc-glibc.inc     | 2 --
 meta/conf/distro/include/tclibc-musl.inc      | 2 --
 4 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/meta/conf/bitbake.conf b/meta/conf/bitbake.conf
index a21b728..a772cab 100644
--- a/meta/conf/bitbake.conf
+++ b/meta/conf/bitbake.conf
@@ -735,7 +735,8 @@ DISTRO_NAME ??= "OpenEmbedded"
 #
 # This works for  functions as well, they are really just environment variables.
 # Default OVERRIDES to make compilation fail fast in case of build system misconfiguration.
-OVERRIDES = "${TARGET_OS}:${TRANSLATED_TARGET_ARCH}:build-${BUILD_OS}:pn-${PN}:${MACHINEOVERRIDES}:${DISTROOVERRIDES}:${CLASSOVERRIDE}:forcevariable"
+OVERRIDES = "${TARGET_OS}:${TRANSLATED_TARGET_ARCH}:build-${BUILD_OS}:pn-${PN}:${MACHINEOVERRIDES}:${DISTROOVERRIDES}:${CLASSOVERRIDE}${LIBCOVERRIDE}:forcevariable"
+LIBCOVERRIDE ?= ""
 CLASSOVERRIDE ?= "class-target"
 DISTROOVERRIDES ?= "${@d.getVar('DISTRO') or ''}"
 MACHINEOVERRIDES ?= "${MACHINE}"
diff --git a/meta/conf/distro/include/tclibc-baremetal.inc b/meta/conf/distro/include/tclibc-baremetal.inc
index 8d570f0..1bf44c8 100644
--- a/meta/conf/distro/include/tclibc-baremetal.inc
+++ b/meta/conf/distro/include/tclibc-baremetal.inc
@@ -4,9 +4,7 @@
 
 LIBCEXTENSION = ""
 
-# Add baremetal libc overrides to the overrides.
 LIBCOVERRIDE = ":libc-baremetal"
-OVERRIDES .= "${LIBCOVERRIDE}"
 
 ASSUME_PROVIDED += "virtual/libc virtual/libiconv virtual/crypt"
 
diff --git a/meta/conf/distro/include/tclibc-glibc.inc b/meta/conf/distro/include/tclibc-glibc.inc
index ad8000f..8d10764 100644
--- a/meta/conf/distro/include/tclibc-glibc.inc
+++ b/meta/conf/distro/include/tclibc-glibc.inc
@@ -4,9 +4,7 @@
 
 LIBCEXTENSION = "${@['', '-gnu'][(d.getVar('ABIEXTENSION') or '') != '']}"
 
-# Add glibc overrides to the overrides for glibc.
 LIBCOVERRIDE = ":libc-glibc"
-OVERRIDES .= "${LIBCOVERRIDE}"
 
 PREFERRED_PROVIDER_virtual/libiconv ?= "glibc"
 PREFERRED_PROVIDER_virtual/nativesdk-libiconv ?= "nativesdk-glibc"
diff --git a/meta/conf/distro/include/tclibc-musl.inc b/meta/conf/distro/include/tclibc-musl.inc
index 54e1acf..052ae0e 100644
--- a/meta/conf/distro/include/tclibc-musl.inc
+++ b/meta/conf/distro/include/tclibc-musl.inc
@@ -4,9 +4,7 @@
 
 LIBCEXTENSION = "-musl"
 
-# Add musl libc overrides to the overrides.
 LIBCOVERRIDE = ":libc-musl"
-OVERRIDES .= "${LIBCOVERRIDE}"
 
 PREFERRED_PROVIDER_virtual/libc ?= "musl"
 PREFERRED_PROVIDER_virtual/libiconv ?= "musl"
-- 
1.9.1