From 48ef7704c03e7e554c05de01bf8d1d70c16cb6f4 Mon Sep 17 00:00:00 2001 From: ProjectRevoTPP Date: Wed, 20 Dec 2017 16:34:35 -0500 Subject: add libc building to agbcc. --- libc/include/sys/wait.h | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 libc/include/sys/wait.h (limited to 'libc/include/sys/wait.h') diff --git a/libc/include/sys/wait.h b/libc/include/sys/wait.h new file mode 100644 index 0000000..0e4a339 --- /dev/null +++ b/libc/include/sys/wait.h @@ -0,0 +1,40 @@ +#ifndef _SYS_WAIT_H +#define _SYS_WAIT_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include + +#define WNOHANG 1 +#define WUNTRACED 2 + +/* A status looks like: + <2 bytes info> <2 bytes code> + + == 0, child has exited, info is the exit value + == 1..7e, child has exited, info is the signal number. + == 7f, child has stopped, info was the signal number. + == 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 _ names that are + provided in newlib for some compilers. */ +pid_t _wait (int *); + +#ifdef __cplusplus +}; +#endif + +#endif -- cgit v1.2.3