1 files changed, 25 insertions, 0 deletions
diff --git a/src/wait.c b/src/wait.c
new file mode 100644
index 0000000..4043a4f
--- /dev/null
+++ b/src/wait.c
@@ -0,0 +1,25 @@
+#include <sys/types.h>
+#include <sys/wait.h>
+#include "logmsg.h"
+
+/**
+  * @file wait.c
+  * @author djb
+  * @ref qmail
+  * @brief wait for forked processes
+  */
+
+int wait_nohang(int *wstat)
+{
+  return waitpid(-1,wstat,WNOHANG);
+}
+
+int wait_pid(int *wstat,int pid)
+{
+  int r;
+
+  do
+    r = waitpid(pid,wstat,0);
+  while ((r == -1) && (errno == EINTR));
+  return r;
+}