Fallback to SO_TIMESTAMP if SO_TIMESTAMPNS is not available

1 year ago · e8660637cc
parent 8dc0b7f39a
commit e8660637cc
1 changed files with 6 additions and 2 deletions
--- a/src/fping.c
+++ b/src/fping.c
@ -1007,13 +1007,17 @@ int main(int argc, char **argv)
        int opt = 1;
        if (socket4 >= 0) {
            if (setsockopt(socket4, SOL_SOCKET, SO_TIMESTAMPNS, &opt, sizeof(opt))) {
-                perror("setting SO_TIMESTAMPNS option");
+                if (setsockopt(socket4, SOL_SOCKET, SO_TIMESTAMP, &opt, sizeof(opt))) {
+                    perror("setting SO_TIMESTAMPNS and SO_TIMESTAMP option");
+                }
            }
        }
 #ifdef IPV6
        if (socket6 >= 0) {
            if (setsockopt(socket6, SOL_SOCKET, SO_TIMESTAMPNS, &opt, sizeof(opt))) {
-                perror("setting SO_TIMESTAMPNS option (IPv6)");
+                if (setsockopt(socket6, SOL_SOCKET, SO_TIMESTAMP, &opt, sizeof(opt))) {
+                    perror("setting SO_TIMESTAMPNS and SO_TIMESTAMP option (IPv6)");
+                }
            }
        }
 #endif