31 lines
725 B
C
31 lines
725 B
C
/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#include <u.h>
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#include <libc.h>
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#include <fcall.h>
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int
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waitpid(void)
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{
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int n;
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char buf[512], *fld[5];
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n = await(buf, sizeof buf-1);
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if(n <= 0)
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return -1;
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buf[n] = '\0';
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if(tokenize(buf, fld, nelem(fld)) != nelem(fld)){
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werrstr("couldn't parse wait message");
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return -1;
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}
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return atoi(fld[0]);
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}
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