a2jmidid: Define own do_configure

waf script here does not support -o switch so define own which can
be run in B

Secondly, ensure to use python2

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-multimedia/jack/a2jmidid_8.bb

@@ -23,4 +23,9 @@ LDFLAGS_append_libc-musl = " -lexecinfo"
 
 export LINKFLAGS="${LDFLAGS}"
 
+do_configure() {
+    sed -i 's|/usr/bin/.*python$|/usr/bin/env python2|' ${S}/a2j_control ${S}/waf ${S}/wscript
+    (cd ${B} && ${S}/waf configure --prefix=${prefix} ${WAF_EXTRA_CONF} ${EXTRA_OECONF})
+}
+
 FILES_${PN} += "${datadir}/dbus-1/services"