annotate src/syswait.h @ 1332:6aa23bb3da6b

[xemacs-hg @ 2003-03-02 02:18:05 by ben] To: xemacs-patches@xemacs.org PROBLEMS: Include nt/PROBLEMS and update. Add note about incremental linking badness. cmdloop.el, custom.el, dumped-lisp.el, files.el, keydefs.el, keymap.el, lisp-mode.el, make-docfile.el, replace.el, simple.el, subr.el, view-less.el, wid-edit.el: Lots of syncing with FSF 21.2. Use if-fboundp in wid-edit.el. New file newcomment.el from FSF. internals/internals.texi: Fix typo. (Build-Time Dependencies): New node. PROBLEMS: Delete. config.inc.samp, xemacs.mak: Eliminate HAVE_VC6, use SUPPORT_EDIT_AND_CONTINUE in its place. No incremental linking unless SUPPORT_EDIT_AND_CONTINUE, since it can cause nasty crashes in pdump. Put warnings about this in config.inc.samp. Report the full compile flags used for src and lib-src in the Installation output. alloc.c, lisp.h, ralloc.c, regex.c: Use ALLOCA() in regex.c to avoid excessive stack allocation. Also fix subtle problem with REL_ALLOC() -- any call to malloc() (direct or indirect) may relocate rel-alloced data, causing buffer text to shift. After any such call, regex must update all its pointers to such data. Add a system, when ERROR_CHECK_MALLOC, whereby regex.c indicates all the places it is prepared to handle malloc()/realloc()/free(), and any calls anywhere in XEmacs outside of this will trigger an abort. alloc.c, dialog-msw.c, eval.c, event-stream.c, general-slots.h, insdel.c, lisp.h, menubar-msw.c, menubar-x.c: Change *run_hook*_trapping_problems to take a warning class, not a string. Factor out code to issue warnings, add flag to call_trapping_problems() to postpone warning issue, and make *run_hook*_trapping_problems issue their own warnings tailored to the hook, postponed in the case of safe_run_hook_trapping_problems() so that the appropriate message can be issued about resetting to nil only when not `quit'. Make record_unwind_protect_restoring_int() non-static. dumper.c: Issue notes about incremental linking problems under Windows. fileio.c: Mule-ize encrypt/decrypt-string code. text.h: Spacing changes.
author ben
date Sun, 02 Mar 2003 02:18:12 +0000
parents 8de8e3f6228a
children 04bc9d2f42c7
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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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22 #ifndef INCLUDED_syswait_h_
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23 #define INCLUDED_syswait_h_
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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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31 #ifndef WEXITSTATUS
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32 #define WEXITSTATUS(s) ((s) >> 8)
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33 #endif
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34 #ifndef WIFEXITED
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35 #define WIFEXITED(s) (((s) & 0xff) == 0)
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36 #endif
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37 #ifndef WIFSTOPPED
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38 #define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
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39 #endif
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40 #ifndef WIFSIGNALED
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41 #define WIFSIGNALED(s) (((unsigned int)((s)-1) & 0xffff) < 0xff)
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42 #endif
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43 #ifndef WCOREDUMP
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44 #define WCOREDUMP(s) ((s) & 0200)
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45 #endif
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46 #ifndef WTERMSIG
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47 #define WTERMSIG(s) ((s) & 0x7f)
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48 #endif
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49 #ifndef WSTOPSIG
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50 #define WSTOPSIG(s) ((s) >> 8)
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51 #endif
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52 #ifndef WRETCODE
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53 #define WRETCODE(s) ((s) >> 8)
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54 #endif
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55
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56 #endif /* INCLUDED_syswait_h_ */