output child WEXITSTATUS/WTERMSIG on abnormal termination

diff --git a/st.c b/st.c
index a51d19c..b8e6077 100644 (file)
--- a/st.c
+++ b/st.c
@@ -731,8 +731,10 @@ sigchld(int a)
        if (pid != p)
                return;
 
-       if (!WIFEXITED(stat) || WEXITSTATUS(stat))
-               die("child finished with error '%d'\n", stat);
+       if (WIFEXITED(stat) && WEXITSTATUS(stat))
+               die("child exited with status %d\n", WEXITSTATUS(stat));
+       else if (WIFSIGNALED(stat))
+               die("child terminated due to signal %d\n", WTERMSIG(stat));
        exit(0);
 }