From e611b132f9b8abe35b362e5870b74bce94a1e58e Mon Sep 17 00:00:00 2001
From: Adam <you@example.com>
Date: Sat, 16 May 2020 20:51:50 -0700
Subject: initial commit

---
 public/sdk/inc/posix/sys/wait.h | 90 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 public/sdk/inc/posix/sys/wait.h

(limited to 'public/sdk/inc/posix/sys/wait.h')

diff --git a/public/sdk/inc/posix/sys/wait.h b/public/sdk/inc/posix/sys/wait.h
new file mode 100644
index 000000000..35632231e
--- /dev/null
+++ b/public/sdk/inc/posix/sys/wait.h
@@ -0,0 +1,90 @@
+/*++
+
+Copyright (c) 1989-1996  Microsoft Corporation
+
+Module Name:
+
+   wait.h
+
+Abstract:
+
+   This module contains the symbolic constants, macros, and structures needed to
+   support wait, waitpid, and _exit in in IEEE P1003.1/Draft 13.
+
+--*/
+
+#ifndef _SYS_WAIT_
+#define _SYS_WAIT_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * wait options
+ */
+
+#define WNOHANG   0x00000001
+#define WUNTRACED 0x00000002
+
+/*
+ * Structure of wait status value
+ *
+ *    Bit 32 - 0 if process terminated normally
+ *             1 if process was signaled
+ *    Bit 31 - 0 if process is not stopped
+ *             1 if process is stopped
+ *    Bits 0-7 exit status or signal number
+ */
+
+/*
+ * Evaluate to non-zero if process terminated normally (by calling _exit)
+ */
+
+#define WIFEXITED(stat_val)	\
+	(((stat_val) & 0xff) == 0)
+
+/*
+ * Returns the low-order 8 bits of the status argument passed to _exit
+ */
+
+#define WEXITSTATUS(stat_val)	\
+	(((stat_val) & 0xff00) >> 8)
+
+/*
+ * Evaluate to non-zero if process terminated due to receipt of a signal
+ * that was not caught
+ */
+
+#define WIFSIGNALED(stat_val)	\
+	(!WIFSTOPPED(stat_val) && !WIFEXITED(stat_val))
+
+/*
+ * Returns the signal number of the signal that caused the process to terminate
+ */
+
+#define WTERMSIG(stat_val)	\
+	((stat_val) & 0xff)
+
+/*
+ * Evaluate to non-zero if process is currently stopped
+ */
+
+#define WIFSTOPPED(stat_val)	\
+	(((stat_val) & 0xff) == 0177)
+
+/*
+ * Returns the signal number of the signal that caused the process to stop
+ */
+
+#define WSTOPSIG(stat_val)	\
+	(((stat_val) & 0xff00) >> 8)
+
+pid_t _CRTAPI1 wait(int *);
+pid_t _CRTAPI1 waitpid(pid_t, int *, int);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SYS_WAIT_ */
-- 
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