I'm failing to see the problem with loading everything into memory.
On 2 July 2013 15:39, Galos, David <galos...@students.rowan.edu> wrote: >> It also sucks. avoiding a temporary file is the whole point to sponge. >> otherwise: >> >> cat file | grep file > file_temp; mv file_temp file; > > Actually, it would be > tmp = $(mktemp) > grep 'foo' file > $tmp > cat $tmp > file > > Not only that, but tmpfile(3) is safer with respect to race > conditions. You'll notice that even moreutils sponge always opens a > tempfile[1]. In fact, it's really stupid: first it fills up all your > remaining memory then, it writes all of that to a tempfile, which if > in a tmpfs-mounted /tmp will fail miserably. > > > [1]: https://gitorious.org/moreutils/moreutils/blobs/master/sponge.c:283 >
