From decb8953cde493085c8c21929c14ea2c24e25782 Mon Sep 17 00:00:00 2001 From: Scott Rifenbark Date: Mon, 9 May 2011 13:59:36 -0500 Subject: BUGID#_807: documentation/poky-ref-manual/ref-variables.xml: BBFILE_PRIORITY updated BUGID#_807 - I updated the description of the BBFILE_PRIORITY variable to provide more detail. Input from Tom Zanussi on this fix. (From yocto-docs rev: 7865b8f1d6298a8943e8a512c07b1a32f16679f6) Signed-off-by: Scott Rifenbark Signed-off-by: Richard Purdie --- documentation/poky-ref-manual/ref-variables.xml | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/documentation/poky-ref-manual/ref-variables.xml b/documentation/poky-ref-manual/ref-variables.xml index 2e3dbb6686..8b1470b533 100644 --- a/documentation/poky-ref-manual/ref-variables.xml +++ b/documentation/poky-ref-manual/ref-variables.xml @@ -87,9 +87,22 @@ BBFILE_PRIORITY - Assigns different priorities to recipe files in different layers. - This variable is useful in situations where the same package might appear in multiple layers. - It allows you to choose what takes precedence. + Assigns different priorities to recipe files in different layers. + This variable is useful in situations where the same package appears in + more than one layer. + Setting BBFILE_PRIORITY allows you to prioritize a + layer against other layers that contain the same package - effectively + letting you control the precedence for the multiple layers. + The precedence established through this variable stands regardless of a + layer's package version (PV variable). + For example, a layer that has a package with a higher PV value but for + which the BBFILE_PRIORITY is set to have a lower precedence still has a + lower precedence. + A larger value for the BBFILE_PRIORITY variable results in a higher + precedence. + For example, the value 6 has a higher precedence than the + value 5. + By default, the BBFILE_PRIORITY variable is set to the value 5. -- cgit v1.2.3-54-g00ecf