diff options
Diffstat (limited to 'src/zrand.c')
| -rw-r--r-- | src/zrand.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/zrand.c b/src/zrand.c index 64fa7ed..1bb1a90 100644 --- a/src/zrand.c +++ b/src/zrand.c @@ -26,7 +26,7 @@ zrand_get_random_bits(z_t r, size_t bits, int fd) for (n = chars * sizeof(zahl_char_t); n;) { read_just = read(fd, buf + read_total, n); - if (read_just < 0) + if (unlikely(read_just < 0)) libzahl_failure(errno); read_total += (size_t)read_just; n -= (size_t)read_just; @@ -38,7 +38,7 @@ zrand_get_random_bits(z_t r, size_t bits, int fd) r->chars[chars - 1] &= mask; for (n = chars; n--;) { - if (r->chars[n]) { + if (likely(r->chars[n])) { r->used = n + 1; SET_SIGNUM(r, 1); return; @@ -71,7 +71,7 @@ zrand(z_t r, enum zranddev dev, enum zranddist dist, z_t n) } fd = open(pathname, O_RDONLY); - if (fd < 0) + if (unlikely(fd < 0)) libzahl_failure(errno); switch (dist) { @@ -91,7 +91,7 @@ zrand(z_t r, enum zranddev dev, enum zranddist dist, z_t n) bits = zbits(n); do zrand_get_random_bits(r, bits, fd); - while (zcmpmag(r, n) > 0); + while (unlikely(zcmpmag(r, n) > 0)); break; default: |