From b2f192faabe412adce79534e22efe9fb69ee40e2 Mon Sep 17 00:00:00 2001
From: Richard Purdie <richard@openedhand.com>
Date: Fri, 21 Jul 2006 10:10:31 +0000
Subject: Rename /openembedded/ -> /meta/

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@530 311d38ba-8fff-0310-9ca6-ca027cbcb966
---
 meta/classes/update-alternatives.bbclass | 33 ++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 meta/classes/update-alternatives.bbclass

(limited to 'meta/classes/update-alternatives.bbclass')

diff --git a/meta/classes/update-alternatives.bbclass b/meta/classes/update-alternatives.bbclass
new file mode 100644
index 0000000000..6b2b547d5f
--- /dev/null
+++ b/meta/classes/update-alternatives.bbclass
@@ -0,0 +1,33 @@
+# defaults
+ALTERNATIVE_PRIORITY = "10"
+ALTERNATIVE_LINK = "${bindir}/${ALTERNATIVE_NAME}"
+
+update_alternatives_postinst() {
+update-alternatives --install ${ALTERNATIVE_LINK} ${ALTERNATIVE_NAME} ${ALTERNATIVE_PATH} ${ALTERNATIVE_PRIORITY}
+}
+
+update_alternatives_postrm() {
+update-alternatives --remove ${ALTERNATIVE_NAME} ${ALTERNATIVE_PATH}
+}
+
+python __anonymous() {
+	if bb.data.getVar('ALTERNATIVE_NAME', d) == None:
+		raise bb.build.FuncFailed, "%s inherits update-alternatives but doesn't set ALTERNATIVE_NAME" % bb.data.getVar('FILE', d)
+	if bb.data.getVar('ALTERNATIVE_PATH', d) == None:
+		raise bb.build.FuncFailed, "%s inherits update-alternatives but doesn't set ALTERNATIVE_PATH" % bb.data.getVar('FILE', d)
+}
+
+python populate_packages_prepend () {
+	pkg = bb.data.getVar('PN', d, 1)
+	bb.note('adding update-alternatives calls to postinst/postrm for %s' % pkg)
+	postinst = bb.data.getVar('pkg_postinst_%s' % pkg, d, 1) or bb.data.getVar('pkg_postinst', d, 1)
+	if not postinst:
+		postinst = '#!/bin/sh\n'
+	postinst += bb.data.getVar('update_alternatives_postinst', d, 1)
+	bb.data.setVar('pkg_postinst_%s' % pkg, postinst, d)
+	postrm = bb.data.getVar('pkg_postrm_%s' % pkg, d, 1) or bb.data.getVar('pkg_postrm', d, 1)
+	if not postrm:
+		postrm = '#!/bin/sh\n'
+	postrm += bb.data.getVar('update_alternatives_postrm', d, 1)
+	bb.data.setVar('pkg_postrm_%s' % pkg, postrm, d)
+}
-- 
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