/* NAME: * wait.h - compensate for what vendors leave out * * AUTHOR: * Simon J. Gerraty */ /* * RCSid: * $Id: wait.h,v 1.1.1.1 2004/03/11 13:04:14 grant Exp $ * * @(#)Copyright (c) 1994, Simon J. Gerraty. * * This is free software. It comes with NO WARRANTY. * Permission to use, modify and distribute this source code * is granted subject to the following conditions. * 1/ that the above copyright notice and this notice * are preserved in all copies and that due credit be given * to the author. * 2/ that any changes to this code are clearly commented * as such so that the author does not get blamed for bugs * other than his own. * * Please send copies of changes and bug-fixes to: * sjg@quick.com.au */ #include #ifdef sun386 # define UNION_WAIT # define WEXITSTATUS(x) ((&x)->w_retcode) # define WTERMSIG(x) ((&x)->w_termsig) # define WSTOPSIG(x) ((&x)->w_stopsig) # define HAVE_WAIT4 #endif #ifndef WAIT_T # ifdef UNION_WAIT # define WAIT_T union wait # define WAIT_STATUS(x) (x).w_status # else # define WAIT_T int # define WAIT_STATUS(x) x # endif #endif #ifndef WEXITSTATUS # define WEXITSTATUS(_X) (((int)(_X)>>8)&0377) #endif #ifndef WSTOPPED # define WSTOPPED 0177 #endif #ifndef WSTOPSIG # define WSTOPSIG(x) WSTOPPED #endif #ifdef UNION_WAIT #ifndef WSET_STOPCODE #define WSET_STOPCODE(x, sig) ((&x)->w_stopsig = (sig)) #endif #ifndef WSET_EXITCODE #define WSET_EXITCODE(x, ret, sig) ((&x)->w_termsig = (sig), (&x)->w_retcode = (ret)) #endif #else #ifndef WSET_STOPCODE #define WSET_STOPCODE(x, sig) ((x) = ((sig) << 8) | 0177) #endif #ifndef WSET_EXITCODE #define WSET_EXITCODE(x, ret, sig) ((x) = (ret << 8) | (sig)) #endif #endif #ifndef HAVE_WAITPID # ifdef HAVE_WAIT4 # define waitpid(pid, statusp, flags) wait4(pid, statusp, flags, (char *)0) # else # ifdef HAVE_WAIT3 # define waitpid(pid, statusp, flags) wait3(statusp, flags, (char *)0) # endif # endif #endif