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root/radiance/ray/src/common/process.c
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Comparing ray/src/common/process.c (file contents):
Revision 2.7 by schorsch, Thu Jun 26 00:58:09 2003 UTC vs.
Revision 2.10 by greg, Fri Apr 3 17:06:16 2020 UTC

# Line 23 | Line 23 | The functions open_process() and close_process() exist
23  
24   int
25   process(                /* process data through pd */
26 < SUBPROC *pd,
27 < char    *recvbuf, char *sendbuf,
28 < int     nbr, int nbs
26 >        SUBPROC *pd,
27 >        char    *recvbuf, char *sendbuf,
28 >        int     nbr, int nbs
29   )
30   {
31 <        if (nbs > PIPE_BUF)
31 >        if (!(pd->flags & PF_RUNNING))
32                  return(-1);
33          if (writebuf(pd->w, sendbuf, nbs) < nbs)
34                  return(-1);
# Line 39 | Line 39 | int    nbr, int nbs
39  
40   int
41   readbuf(                /* read all of requested buffer */
42 < int     fd,
43 < char    *bpos,
44 < int     siz
42 >        int     fd,
43 >        char    *bpos,
44 >        int     siz
45   )
46   {
47 <        register int    cc = 0, nrem = siz;
47 >        int     cc = 0, nrem = siz;
48   retry:
49          while (nrem > 0 && (cc = read(fd, bpos, nrem)) > 0) {
50                  bpos += cc;
# Line 68 | Line 68 | char   *bpos,
68   int     siz
69   )
70   {
71 <        register int    cc = 0, nrem = siz;
71 >        int     cc = 0, nrem = siz;
72   retry:
73          while (nrem > 0 && (cc = write(fd, bpos, nrem)) > 0) {
74                  bpos += cc;

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