From 38c7a8a0693eb4894b24fd32e43cf8f93fc7333f Mon Sep 17 00:00:00 2001 From: Scott Rifenbark Date: Tue, 27 Sep 2011 06:51:38 -0700 Subject: [PATCH] documentation/poky-ref-manual/ref-variables.xml: update PREFERRED_VERSION Added a more robust description and provided a couple of usage examples. (From yocto-docs rev: b8b842b57cc003f1351a551041fe4b3de2fcbfd6) Signed-off-by: Scott Rifenbark Signed-off-by: Richard Purdie --- documentation/poky-ref-manual/ref-variables.xml | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/documentation/poky-ref-manual/ref-variables.xml b/documentation/poky-ref-manual/ref-variables.xml index 777a91b81f..5d4e5b1ab3 100644 --- a/documentation/poky-ref-manual/ref-variables.xml +++ b/documentation/poky-ref-manual/ref-variables.xml @@ -842,8 +842,18 @@ If there are multiple versions of recipes available, this variable determines which recipe should be given preference. - The variable should be set to the $PV of the recipe - to whichy you want to give precedence. + The variable must always be suffixed with the $PN + for which to select, and should be set to the + $PV to which you want to give precedence. + You can use the "%" character as a wildcard + to match any number of characters, which can be useful when + specifying versions that contain long revision number that could + potentially change. + Here are two examples: + + PREFERRED_VERSION_python = "2.6.6" + PREFERRED_VERSION_linux-yocto = "3.0+git%" +