projects clean up 1

[pinoc/pinoc.git] / pinoc_gcc / lib / include / sys / wait.h

diff --git a/pinoc_gcc/lib/include/sys/wait.h b/pinoc_gcc/lib/include/sys/wait.h
new file mode 100644 (file)
index 0000000..0e4a339
--- /dev/null
+++ b/pinoc_gcc/lib/include/sys/wait.h
@@ -0,0 +1,40 @@
+#ifndef _SYS_WAIT_H
+#define _SYS_WAIT_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <sys/types.h>
+
+#define WNOHANG 1
+#define WUNTRACED 2
+
+/* A status looks like:
+      <2 bytes info> <2 bytes code>
+
+      <code> == 0, child has exited, info is the exit value
+      <code> == 1..7e, child has exited, info is the signal number.
+      <code> == 7f, child has stopped, info was the signal number.
+      <code> == 80, there was a core dump.
+*/
+   
+#define WIFEXITED(w)   (((w) & 0xff) == 0)
+#define WIFSIGNALED(w) (((w) & 0x7f) > 0 && (((w) & 0x7f) < 0x7f))
+#define WIFSTOPPED(w)  (((w) & 0xff) == 0x7f)
+#define WEXITSTATUS(w) (((w) >> 8) & 0xff)
+#define WTERMSIG(w)    ((w) & 0x7f)
+#define WSTOPSIG       WEXITSTATUS
+
+pid_t wait (int *);
+pid_t waitpid (pid_t, int *, int);
+
+/* Provide prototypes for most of the _<systemcall> names that are
+   provided in newlib for some compilers.  */
+pid_t _wait (int *);
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif