Replace funny statement in para_next_signal() by readable code.

This happened to be correct only by coincidence. Quoting Linus:

	Assignments inside tests should probably be relegated entirely
	to loop constructs, where doing them outside the test changes
	semantics.

diff --git a/signal.c b/signal.c
index 3d1883f..cc49da1 100644 (file)
--- a/signal.c
+++ b/signal.c
@@ -137,7 +137,8 @@ int para_next_signal(void)
        int s;
        ssize_t r;
 
-       if ((r = read(signal_pipe[0], &s, sizeof(s)) == sizeof(s)) > 0) {
+       r = read(signal_pipe[0], &s, sizeof(s));
+       if (r == sizeof(s)) {
                PARA_DEBUG_LOG("next signal: %d\n", s);
                return s;
        }