usr/src/lib/libast/common/misc/proclib.h

   1 /***********************************************************************
   2 *                                                                      *
   3 *               This software is part of the ast package               *
   4 *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
   5 *                      and is licensed under the                       *
   6 *                  Common Public License, Version 1.0                  *
   7 *                    by AT&T Intellectual Property                     *
   8 *                                                                      *
   9 *                A copy of the License is available at                 *
  10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
  11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
  12 *                                                                      *
  13 *              Information and Software Systems Research               *
  14 *                            AT&T Research                             *
  15 *                           Florham Park NJ                            *
  16 *                                                                      *
  17 *                 Glenn Fowler <gsf@research.att.com>                  *
  18 *                  David Korn <dgk@research.att.com>                   *
  19 *                   Phong Vo <kpv@research.att.com>                    *
  20 *                                                                      *
  21 ***********************************************************************/
  22 #pragma prototyped
  23 /*
  24  * Glenn Fowler
  25  * AT&T Research
  26  *
  27  * process library definitions
  28  */
  29
  30 #ifndef _PROCLIB_H
  31 #define _PROCLIB_H
  32
  33 #include <ast.h>
  34 #include <errno.h>
  35 #include <sig.h>
  36
  37 #if _lib_sigprocmask
  38 typedef sigset_t Sig_mask_t;
  39 #else
  40 typedef unsigned long Sig_mask_t;
  41 #endif
  42
  43 struct Mods_s;
  44
  45 #define _PROC_PRIVATE_ \
  46         struct Mod_s*   mods;           /* process modification state   */ \
  47         long            flags;          /* original PROC_* flags        */ \
  48         Sig_mask_t      mask;           /* original blocked sig mask    */ \
  49         Sig_handler_t   sigchld;        /* PROC_FOREGROUND SIG_DFL      */ \
  50         Sig_handler_t   sigint;         /* PROC_FOREGROUND SIG_IGN      */ \
  51         Sig_handler_t   sigquit;        /* PROC_FOREGROUND SIG_IGN      */
  52
  53 #include <proc.h>
  54
  55 #define proc_default    _proc_info_     /* hide external symbol         */
  56
  57 extern Proc_t           proc_default;   /* first proc                   */
  58
  59 #ifndef errno
  60 extern int              errno;
  61 #endif
  62
  63 #endif