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author | Denys Vlasenko <vda.linux@googlemail.com> | 2011-03-12 04:19:50 +0300 |
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committer | Denys Vlasenko <vda.linux@googlemail.com> | 2011-03-12 04:19:50 +0300 |
commit | 8345b2bd5ea28bd8d07886e615b9c2d5ab35477d (patch) | |
tree | 35036ff7041727ad8edc3d3eee78d2bd6aef850e | |
parent | 48b6f59e19613d497148ecf1033ce75c74baa8a7 (diff) |
libbb: make warning go away
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r-- | libbb/progress.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/libbb/progress.c b/libbb/progress.c index df43dad5c..372feb0c2 100644 --- a/libbb/progress.c +++ b/libbb/progress.c @@ -127,10 +127,12 @@ void FAST_FUNC bb_progress_update(bb_progress_t *p, /* 32-bit CPU and 64-bit off_t. * Use a 40-bit shift, it is easier to do on 32-bit CPU. */ - if (totalsize >= (uoff_t)(1ULL << 54)) { - totalsize = (uint32_t)(totalsize >> 32) >> 8; - beg_size = (uint32_t)(beg_size >> 32) >> 8; - transferred = (uint32_t)(transferred >> 32) >> 8; +/* ONE suppresses "warning: shift count >= width of type" */ +#define ONE (sizeof(off_t) > 4) + if (totalsize >= (uoff_t)(1ULL << 54*ONE)) { + totalsize = (uint32_t)(totalsize >> 32*ONE) >> 8; + beg_size = (uint32_t)(beg_size >> 32*ONE) >> 8; + transferred = (uint32_t)(transferred >> 32*ONE) >> 8; kiloscale = 4; } } |