| … | |
… | |
| 919 | */ |
919 | */ |
| 920 | { |
920 | { |
| 921 | off_t sbytes; |
921 | off_t sbytes; |
| 922 | res = sendfile (ifd, ofd, offset, count, 0, &sbytes, 0); |
922 | res = sendfile (ifd, ofd, offset, count, 0, &sbytes, 0); |
| 923 | |
923 | |
| 924 | /* freebsd' sendfile will return 0 when success */ |
924 | /* freebsd' sendfile will return 0 on success */ |
| 925 | if (res == 0 && sbytes) |
925 | /* freebsd 8 documents it as only setting *sbytes on EINTR and EAGAIN, but */ |
| 926 | /* maybe only on EAGAIN: as usual, the manpage leaves you guessing */ |
926 | /* not on e.g. EIO or EPIPE - sounds broken */ |
|
|
927 | if ((res < 0 && (errno == EAGAIN || errno == EINTR) && sbytes) || res == 0) |
| 927 | res = sbytes; |
928 | res = sbytes; |
| 928 | } |
929 | } |
| 929 | |
930 | |
| 930 | # elif defined (__APPLE__) |
931 | # elif defined (__APPLE__) |
| 931 | |
932 | |
| 932 | { |
933 | { |
| 933 | off_t sbytes = count; |
934 | off_t sbytes = count; |
| 934 | res = sendfile (ifd, ofd, offset, &sbytes, 0, 0); |
935 | res = sendfile (ifd, ofd, offset, &sbytes, 0, 0); |
| 935 | |
936 | |
| 936 | if (res == 0 && errno == EAGAIN && sbytes) |
937 | /* according to the manpage, sbytes is always valid */ |
|
|
938 | if (sbytes) |
| 937 | res = sbytes; |
939 | res = sbytes; |
| 938 | } |
940 | } |
| 939 | |
941 | |
| 940 | # elif __hpux |
942 | # elif __hpux |
| 941 | res = sendfile (ofd, ifd, offset, count, 0, 0); |
943 | res = sendfile (ofd, ifd, offset, count, 0, 0); |
