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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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Waitmsg*
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wait(void)
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{
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	int n, l;
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	char buf[512], *fld[5];
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	Waitmsg *w;
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	n = await(buf, sizeof buf-1);
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	if(n < 0)
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		return nil;
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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 nil;
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	}
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	l = strlen(fld[4])+1;
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	w = malloc(sizeof(Waitmsg)+l);
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	if(w == nil)
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		return nil;
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	w->pid = atoi(fld[0]);
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	w->time[0] = atoi(fld[1]);
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	w->time[1] = atoi(fld[2]);
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	w->time[2] = atoi(fld[3]);
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	w->msg = (char*)&w[1];
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	memmove(w->msg, fld[4], l);
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	return w;
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}
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