On Wed, 25 Sep 2013 10:20:20 -0600 Eric Blake <[email protected]> wrote:
> On 09/25/2013 10:05 AM, Eric Blake wrote: > > On 09/25/2013 09:52 AM, leila karami wrote: > >> Dear Eric > >> > >> I obtained old.gro file from linux, then I changed and saved it in windows > >> (new.gro). I want to use new.gro file in linux again. > >> > >> I attached files in free compression format (such as gzip). > >> > >> I want to do some works to obtained new.gro file exactly similar to style > >> and format of the old.gro to use new.gro in linux. > >> Please tell me how to do this work exactly? > > > > If line endings are all that differs, use 'diff -Z' to ignore the > > trailing space differences, or download the 'dos2unix' utility and > > reconvert your file back into desired line endings before doing the diff. > > Hmm, you may have found a real bug after all: > > $ diff --version | head -n1 > diff (GNU diffutils) 3.3 > $ diff -Z <(printf 'a\nb\n') <(printf 'a\nb\n'); echo $? > 0 > $ timeout 10s diff -Z <(printf 'a\r\nb\n') <(printf 'a\nb\r\n'); echo $? > 124 > > Why is 'diff -Z' going into an infinite loop and timing out after ten > seconds, instead of ignoring differences caused by mixed-mode carriage > returns? > > -- > Eric Blake eblake redhat com +1-919-301-3266 > Libvirt virtualization library http://libvirt.org > diff 3.3 (probably compiled with gcc-4.7.3 p1.0, pie-0.5.5, glibc-2.17 on amd64) does not timeout on my system: $ diff -Z <(printf 'a\nb\n') <(printf 'a\nb\n'); echo $? 0 $ timeout 10s diff -Z <(printf 'a\r\nb\n') <(printf 'a\nb\r\n'); echo $? 0 Hugo Mildenberger
