kolibrios/programs/develop/libraries/newlib/include/sys/wait.h
Sergey Semyonov (Serge) 0a3f4b2193 Newlib source code
git-svn-id: svn://kolibrios.org@1693 a494cfbc-eb01-0410-851d-a64ba20cac60
2010-11-07 13:42:29 +00:00

41 lines
977 B
C

#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