23 |
|
|
24 |
|
static char pfile[] = TEMPLATE; /* persist file name */ |
25 |
|
|
26 |
< |
static SUBPROC rtpd[MAXPROC]; /* process descriptors */ |
26 |
> |
static SUBPROC rtpd[MAXPROC]; /* process descriptors */ |
27 |
|
static float *rtbuf = NULL; /* allocated i/o buffer */ |
28 |
< |
static int maxqlen = 0; /* maximum packets per queue */ |
28 |
> |
static int maxqlen; /* maximum packets per queue */ |
29 |
|
|
30 |
|
static PACKET *pqueue[MAXPROC]; /* packet queues */ |
31 |
|
static int pqlen[MAXPROC]; /* packet queue lengths */ |
79 |
|
psiz = open_process(&rtpd[nprocs], rtargv); |
80 |
|
if (psiz <= 0) |
81 |
|
error(SYSTEM, "cannot start rtrace process"); |
82 |
< |
n = psiz/(RPACKSIZ*6*sizeof(float)); |
83 |
< |
if (maxqlen == 0) { |
84 |
< |
if (!(maxqlen = n)) |
85 |
< |
error(INTERNAL, |
86 |
< |
"bad pipe buffer size assumption"); |
82 |
> |
n = psiz/(RPACKSIZ*6*sizeof(float)) + 1; |
83 |
> |
if (!maxqlen) { |
84 |
> |
maxqlen = n; |
85 |
|
sleep(2); |
86 |
|
} else if (n != maxqlen) |
87 |
|
error(INTERNAL, "varying pipe buffer size!"); |
145 |
|
packrays(rtbuf, p); |
146 |
|
if ((n = p->nr) < RPACKSIZ) /* add flush block? */ |
147 |
|
memset((char *)(rtbuf+6*n++), '\0', 6*sizeof(float)); |
148 |
< |
if (writebuf(rtpd[pn].w, (char *)rtbuf, 6*sizeof(float)*n) < 0) |
148 |
> |
if (writebuf(rtpd[pn].w, rtbuf, 6*sizeof(float)*n) < 0) |
149 |
|
error(SYSTEM, "write error in queue_packet"); |
150 |
|
p->next = NULL; |
151 |
|
if (!pqlen[pn]++) /* add it to the end of the queue */ |
280 |
|
if (rpl->nr < RPACKSIZ) |
281 |
|
nr++; /* add flush block */ |
282 |
|
} |
283 |
< |
n = readbuf(rtpd[i].r, (char *)rtbuf, |
286 |
< |
4*sizeof(float)*nr); |
283 |
> |
n = readbuf(rtpd[i].r, rtbuf, 4*sizeof(float)*nr); |
284 |
|
if (n < 0) |
285 |
|
error(SYSTEM, "read failure in flush_queue"); |
286 |
|
bp = rtbuf; /* process packets */ |