Makefile.in: Avoid gcc warnings on non-linux systems.

[paraslash.git] / command.c

diff --git a/command.c b/command.c
index aed9e6a0a34ab94ea6fce7b5708ac0b6e228efd2..d35113a500f0a2b78ce853996db9413bafd0be4f 100644 (file)
--- a/command.c
+++ b/command.c
@@ -40,8 +40,16 @@ static unsigned char rc4_buf[2 * RC4_KEY_LEN];
 extern struct misc_meta_data *mmd;
 extern struct sender senders[];
 
-static void dummy(__a_unused int s)
-{}
+static void dummy(int s)
+{
+       /*
+        * At least on Solaris, SIGUSR1 is one-shot, i.e. the signal action is
+        * restored to the default state once the signal handler has been
+        * called.
+        */
+       if (s == SIGUSR1)
+               signal(SIGUSR1, dummy);
+}
 
 static void mmd_dup(struct misc_meta_data *new_mmd)
 {
@@ -696,7 +704,6 @@ int handle_connect(int fd, const char *peername)
        signal(SIGINT, SIG_DFL);
        signal(SIGTERM, SIG_DFL);
        signal(SIGHUP, SIG_DFL);
-       signal(SIGUSR1, SIG_IGN);
 
        /* we need a blocking fd here as recv() might return EAGAIN otherwise. */
        ret = mark_fd_blocking(fd);