output child WEXITSTATUS/WTERMSIG on abnormal termination

1 files changed, 4 insertions, 2 deletions

diff --git a/st.c b/st.c
index a51d19c..b8e6077 100644
--- 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);
 }