[oe] [meta-oe][PATCH] usleep: use update-alternatives

[Li Zhou]

To solve below error:
update-alternatives: Error: not linking [...]/rootfs/bin/usleep to /bin/busybox.nosuid since [...]/rootfs/bin/usleep exists and is not a link
add using update-alternatives in usleep.

Signed-off-by: Li Zhou <li.zhou at windriver.com>
---
 meta-oe/recipes-core/usleep/usleep_1.0.bb | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/meta-oe/recipes-core/usleep/usleep_1.0.bb b/meta-oe/recipes-core/usleep/usleep_1.0.bb
index 9e9c7ed..370dd4a 100644
--- a/meta-oe/recipes-core/usleep/usleep_1.0.bb
+++ b/meta-oe/recipes-core/usleep/usleep_1.0.bb
@@ -22,3 +22,12 @@ do_install() {
     install -m 0755 ${WORKDIR}/usleep   ${D}${base_bindir}
     install -m 0644 ${WORKDIR}/usleep.1 ${D}${mandir}/man1
 }
+
+inherit update-alternatives
+
+ALTERNATIVE_${PN} = "usleep"
+ALTERNATIVE_PRIORITY = "80"
+ALTERNATIVE_LINK_NAME[usleep] = "${base_bindir}/usleep"
+
+ALTERNATIVE_${PN}-doc = "usleep.1"
+ALTERNATIVE_LINK_NAME[usleep.1] = "${mandir}/man1/usleep.1"
-- 
1.9.1