40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
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/* wait.h -- POSIX macros for evaluating exit statuses
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Copyright (C) 1990 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details. */
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#ifdef HAVE_SYS_WAIT_H
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#include <sys/types.h> /* For pid_t. */
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#ifdef HAVE_SYS_RESOURCE_H
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#include <sys/resource.h> /* for rusage */
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#endif
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#include <sys/wait.h>
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#endif
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#ifndef WIFSTOPPED
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#define WIFSTOPPED(w) (((w) & 0xff) == 0x7f)
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#endif
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#ifndef WIFSIGNALED
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#define WIFSIGNALED(w) (((w) & 0xff) != 0x7f && ((w) & 0xff) != 0)
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#endif
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#ifndef WIFEXITED
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#define WIFEXITED(w) (((w) & 0xff) == 0)
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#endif
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#ifndef WSTOPSIG
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#define WSTOPSIG(w) (((w) >> 8) & 0xff)
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#endif
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#ifndef WTERMSIG
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#define WTERMSIG(w) ((w) & 0x7f)
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#endif
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#ifndef WEXITSTATUS
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#define WEXITSTATUS(w) (((w) >> 8) & 0xff)
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#endif
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