buildroot

allow usage of getrpcbynumber() instead of getrpcbynumber_r()

​

libtirpc does not implement the reentrant function getrpcbynumber_r(),

so allow quota to use the non-reentrant version getrpcbynumber(). This

should not be a problem as quota tools are not multi-threaded.

​

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

​

Index: b/configure.in

===================================================================

--- a/configure.in

+++ b/configure.in

@@ -182,6 +182,12 @@

 AC_C_CONST

 AC_C_INLINE

+AC_CHECK_FUNCS([getrpcbynumber getrpcbynumber_r])

+

+if test "$ac_cv_func_getrpcbynumber_r" != "yes" -a "$ac_cv_func_getrpcbynumber" != "yes"; then

+   AC_MSG_ERROR([Neither getrpcbynumber_r nor getrpcbynumber are available])

+fi

+

 AC_ARG_ENABLE(rpc,

    [  --enable-rpc=[yes/no]           Enable RPC support [default=yes].],

    ,

Index: b/svc_socket.c

===================================================================

--- a/svc_socket.c

+++ b/svc_socket.c

@@ -55,7 +55,12 @@

    addr.sin_family = AF_INET;

    if (!port) {

+#if HAVE_GETRPCBYNUMBER_R

        ret = getrpcbynumber_r(number, &rpcbuf, rpcdata, sizeof(rpcdata), &rpcp);

+#else

+       rpcp = getrpcbynumber(number);

+       ret = 0;

+#endif

        if (ret == 0 && rpcp != NULL) {

            /* First try name */

            ret = getservbyname_r(rpcp->r_name, proto, &servbuf, servdata,