address: Replace ualarm with setitimer

ualarm has been deprecated and may not be available in the libc.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

diff --git a/libs/luci-lib-nixio/src/address.c b/libs/luci-lib-nixio/src/address.c
index 8ab4fa89c96d0759c46602c43a28e14bbb56fe08..ed3a4a1c6135511a1b1dbea601392761f0983fea 100644 (file)
--- a/libs/luci-lib-nixio/src/address.c
+++ b/libs/luci-lib-nixio/src/address.c
@@ -24,6 +24,7 @@
 
 #ifdef __linux__
 
+#include <sys/time.h>
 #include <signal.h>
 #include <setjmp.h>
 #include <unistd.h>
@@ -287,6 +288,7 @@ static int nixio_getnameinfo(lua_State *L) {
        const char *family = luaL_optstring(L, 2, NULL);
 
 #ifdef __linux__
+       const struct itimerval t = { {timeout * 1000 * 1000, 0} , {0, 0} };
        struct sigaction sa_new, sa_old;
        int timeout = luaL_optnumber(L, 3, 0);
        if (timeout > 0 && timeout < 1000)
@@ -308,7 +310,7 @@ static int nixio_getnameinfo(lua_State *L) {
                        return 3;
                }
 
-               ualarm(timeout * 1000, 0);
+               setitimer(ITIMER_REAL, &t, NULL);
        }
 #endif
 
@@ -339,7 +341,7 @@ static int nixio_getnameinfo(lua_State *L) {
 #ifdef __linux__
        if (timeout > 0 && timeout < 1000)
        {
-               ualarm(0, 0);
+               alarm(0);
                sigaction(SIGALRM, &sa_old, NULL);
        }
 #endif