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428
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1 /* Define wait system call interface for Emacs.
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2 Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
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3 Copyright (C) 1995 Sun Microsystems, Inc.
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4
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5 This file is part of XEmacs.
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6
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7 XEmacs is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 2, or (at your option) any
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10 later version.
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11
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12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs; see the file COPYING. If not, write to
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19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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20 Boston, MA 02111-1307, USA. */
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21
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440
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22 #ifndef INCLUDED_syswait_h_
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23 #define INCLUDED_syswait_h_
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428
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24
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25 #include <sys/types.h>
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26
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27 #ifdef HAVE_SYS_WAIT_H
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28 #include <sys/wait.h>
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29 #endif
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30
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2286
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31 #ifdef UNO
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32 /* On glibc-based systems, these macros expand to forms containing
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33 __extension__, which Uno cannot understand. */
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34 #undef WEXITSTATUS
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35 #undef WIFEXITED
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36 #undef WIFSTOPPED
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37 #undef WIFSIGNALED
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38 #undef WCOREDUMP
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39 #undef WTERMSIG
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40 #undef WSTOPSIG
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41 #undef WRETCODE
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42 #endif
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43
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428
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44 #ifndef WEXITSTATUS
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45 #define WEXITSTATUS(s) ((s) >> 8)
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46 #endif
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47 #ifndef WIFEXITED
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48 #define WIFEXITED(s) (((s) & 0xff) == 0)
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49 #endif
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50 #ifndef WIFSTOPPED
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51 #define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
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52 #endif
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53 #ifndef WIFSIGNALED
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54 #define WIFSIGNALED(s) (((unsigned int)((s)-1) & 0xffff) < 0xff)
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55 #endif
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56 #ifndef WCOREDUMP
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57 #define WCOREDUMP(s) ((s) & 0200)
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58 #endif
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59 #ifndef WTERMSIG
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60 #define WTERMSIG(s) ((s) & 0x7f)
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61 #endif
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62 #ifndef WSTOPSIG
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63 #define WSTOPSIG(s) ((s) >> 8)
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64 #endif
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65 #ifndef WRETCODE
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66 #define WRETCODE(s) ((s) >> 8)
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67 #endif
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68
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440
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69 #endif /* INCLUDED_syswait_h_ */
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