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26 lines
460 B
C
26 lines
460 B
C
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/* Generic wait.h */
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#ifndef _AC_WAIT_H
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#define _AC_WAIT_H
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#include <sys/types.h>
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#if HAVE_SYS_WAIT_H
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# include <sys/wait.h>
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#endif
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#ifndef WEXITSTATUS
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# define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)
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#endif
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#ifndef WIFEXITED
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# define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
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#endif
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#ifdef WCONTINUED
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# define WAIT_FLAGS ( WNOHANG | WUNTRACED | WCONTINUED )
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#else
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# define WAIT_FLAGS ( WNOHANG | WUNTRACED )
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#endif
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#endif /* _AC_WAIT_H */
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