diff options
| -rw-r--r-- | mcastseed/src/random_speed_dd.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/mcastseed/src/random_speed_dd.c b/mcastseed/src/random_speed_dd.c index 0c11c05..1fbc863 100644 --- a/mcastseed/src/random_speed_dd.c +++ b/mcastseed/src/random_speed_dd.c @@ -6,11 +6,11 @@ char buf[0xffff]; int main() { - size_t nread, nwrite, remains; + ssize_t nread, nwrite, remains; - srandom(1); // Always the same pseudo-random sequence + srandom(1); /* Always the same pseudo-random sequence */ - while ( (nread=read(0, buf, 0xf & rand())) >= 0 ) { + while ( (nread=read(0, buf, 0xfff & rand())) > 0 ) { remains = nread; while ( remains ) { nwrite=write(1, buf, nread); @@ -23,8 +23,12 @@ int main() { remains -= nwrite; } } - //fprintf(stderr, "nread==%zi, nwrite==%zi\n", nread, nwrite); - usleep( 0xfffff & rand() ); + /*fprintf(stderr, "nread==%zu, nwrite==%zu\n", nread, nwrite);*/ + usleep( 0xffff & rand() ); + } + if ( nread < 0 ) { + perror("read"); + return nread; } return 0; |