Mercurial > hg > octave-lyh > gnulib-hg
changeset 7:2d78b0003b93
(adjust_blocks): Convert to a macro. The static
function wasn't always used.
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Sat, 31 Oct 1992 22:50:51 +0000 |
parents | 41c9d08b09d7 |
children | f3ddcf3cf2fa |
files | lib/fsusage.c |
diffstat | 1 files changed, 8 insertions(+), 12 deletions(-) [+] |
line wrap: on
line diff
--- a/lib/fsusage.c +++ b/lib/fsusage.c @@ -56,18 +56,14 @@ /* Return the number of TOSIZE-byte blocks used by BLOCKS FROMSIZE-byte blocks, rounding up. */ -static long -adjust_blocks (blocks, fromsize, tosize) - long blocks; - int fromsize, tosize; -{ - if (fromsize == tosize) /* E.g., from 512 to 512. */ - return blocks; - else if (fromsize > tosize) /* E.g., from 2048 to 512. */ - return blocks * (fromsize / tosize); - else /* E.g., from 256 to 512. */ - return (blocks + 1) / (tosize / fromsize); -} +#define adjust_blocks(blocks, fromsize, tosize) \ + (((fromsize) == (tosize)) \ + ? (blocks) /* E.g., from 512 to 512. */ \ + : (((fromsize) > (tosize)) \ + /* E.g., from 2048 to 512. */ \ + ? (blocks) * ((fromsize) / (tosize)) \ + /* E.g., from 256 to 512. */ \ + : ((blocks) + 1) / ((tosize) / (fromsize)))) /* Fill in the fields of FSP with information about space usage for the filesystem on which PATH resides.