package.bbclass: shlib postinst: Check for ldconfig presence before running it.

* This helps uclibc systems where ldconfig is optional, in particular 3rd-party
systems like OpenWRT.
* Per RFC on the list.

diff --git a/classes/package.bbclass b/classes/package.bbclass
index e267478..cb4417f 100644 (file)
--- a/classes/package.bbclass
+++ b/classes/package.bbclass
@@ -515,7 +515,7 @@ emit_pkgdata[dirs] = "${PKGDATA_DIR}/runtime"
 
 ldconfig_postinst_fragment() {
 if [ x"$D" = "x" ]; then
-       ldconfig
+       [ -x /sbin/ldconfig ] && /sbin/ldconfig
 fi
 }