Subversion Repositories planix.SVN

#include <u.h>
#include <libc.h>
#include <fcall.h>

Waitmsg*
wait(void)
{
        int n, l;
        char buf[512], *fld[5];
        Waitmsg *w;

        n = await(buf, sizeof buf-1);
        if(n < 0)
                return nil;
        buf[n] = '\0';
        if(tokenize(buf, fld, nelem(fld)) != nelem(fld)){
                werrstr("couldn't parse wait message");
                return nil;
        }
        l = strlen(fld[4])+1;
        w = malloc(sizeof(Waitmsg)+l);
        if(w == nil)
                return nil;
        w->pid = atoi(fld[0]);
        w->time[0] = atoi(fld[1]);
        w->time[1] = atoi(fld[2]);
        w->time[2] = atoi(fld[3]);
        w->msg = (char*)&w[1];
        memmove(w->msg, fld[4], l);
        return w;
}