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(stopped_or_terminated): Honor WCONTINUED. * wait.cc (wait4): Ditto. * include/cygwin/wait.h (WCONTINUED): Define. (__W_CONTINUED): Ditto. (WIFCONTINUED): Ditto.
38 lines
1.0 KiB
C
38 lines
1.0 KiB
C
/* cygwin/wait.h
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Copyright 2006, 2009 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#ifndef _CYGWIN_WAIT_H
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#define _CYGWIN_WAIT_H
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#define WNOHANG 1
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#define WUNTRACED 2
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#define WCONTINUED 8
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#define __W_CONTINUED 0xffff
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/* A status looks like:
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<2 bytes info> <2 bytes code>
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<code> == 0, child has exited, info is the exit value
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<code> == 1..7e, child has exited, info is the signal number.
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<code> == 7f, child has stopped, info was the signal number.
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<code> == 80, there was a core dump.
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*/
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#define WIFEXITED(w) (((w) & 0xff) == 0)
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#define WIFSIGNALED(w) (((w) & 0x7f) > 0 && (((w) & 0x7f) < 0x7f))
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#define WIFSTOPPED(w) (((w) & 0xff) == 0x7f)
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#define WIFCONTINUED(w) (((w) & 0xffff) == __W_CONTINUED)
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#define WEXITSTATUS(w) (((w) >> 8) & 0xff)
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#define WTERMSIG(w) ((w) & 0x7f)
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#define WSTOPSIG WEXITSTATUS
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#define WCOREDUMP(w) (WIFSIGNALED(w) && (w & 0x80))
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#endif /* _CYGWIN_WAIT_H */
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