Rename hook_status enum.
[dss.git] / signal.c
index c82e58b..2685d0b 100644 (file)
--- a/signal.c
+++ b/signal.c
@@ -16,6 +16,7 @@
 #include <unistd.h>
 #include <signal.h>
 #include <stdlib.h>
+#include <sys/select.h>
 
 
 #include "gcc-compat.h"
@@ -86,21 +87,20 @@ static void generic_signal_handler(int s)
  *
  * \sa waitpid(2)
  */
-int reap_child(pid_t *pid)
+int reap_child(pid_t *pid, int *status)
 {
-       int status;
-       *pid = waitpid(-1, &status, WNOHANG);
+       *pid = waitpid(-1, status, WNOHANG);
 
        if (!*pid)
                return 0;
        if (*pid < 0)
                return -ERRNO_TO_DSS_ERROR(errno);
-       if (WIFEXITED(status))
+       if (WIFEXITED(*status))
                DSS_DEBUG_LOG("child %i exited. Exit status: %i\n", (int)*pid,
-                       WEXITSTATUS(status));
-       else if (WIFSIGNALED(status))
+                       WEXITSTATUS(*status));
+       else if (WIFSIGNALED(*status))
                DSS_DEBUG_LOG("child %i was killed by signal %i\n", (int)*pid,
-                       WTERMSIG(status));
+                       WTERMSIG(*status));
        else
                DSS_WARNING_LOG("child %i terminated abormally\n", (int)*pid);
        return 1;
@@ -121,7 +121,6 @@ int install_sighandler(int sig)
        DSS_DEBUG_LOG("catching signal %d\n", sig);
        if (signal(sig, &generic_signal_handler) != SIG_ERR)
                return 1;
-       make_err_msg("signal %d", sig);
        return -E_SIGNAL_SIG_ERR;
 }
 
@@ -148,7 +147,7 @@ int next_signal(void)
        assert(r < 0);
        if (err == EAGAIN)
                return 0;
-       make_err_msg("failed to read from signal pipe");
+       DSS_ERROR_LOG("failed to read from signal pipe\n");
        return -ERRNO_TO_DSS_ERROR(err);
 }