1 files changed, 23 insertions, 0 deletions

diff --git a/src/include/sys/wait.h b/src/include/sys/wait.h
new file mode 100644
index 0000000..53190c2
--- /dev/null
+++ b/src/include/sys/wait.h
@@ -0,0 +1,23 @@
+#ifndef _SYS_WAIT_H
+#define _SYS_WAIT_H
+
+#include <sys/types.h>
+
+#define _LOW(v)         ( (v) & 0377)
+#define _HIGH(v)        ( ((v) >> 8) & 0377)
+
+/* options for waitpid, WUNTRACED not supported */
+#define WNOHANG         1
+#define WUNTRACED       2
+
+#define WIFEXITED(s)    (!((s)&0xFF)
+#define WIFSTOPPED(s)   (((s)&0xFF)==0x7F)
+#define WEXITSTATUS(s)  (((s)>>8)&0xFF)
+#define WTERMSIG(s)     ((s)&0x7F)
+#define WSTOPSIG(s)     (((s)>>8)&0xFF)
+#define WIFSIGNALED(s)  (((unsigned int)(s)-1 & 0xFFFF) < 0xFF)
+
+pid_t wait(int *stat_loc);
+pid_t waitpid(pid_t pid, int *stat_loc, int options);
+
+#endif