Re: Sorting using two field separators

[Alex fxmbsw7 Ratchev]

try -v RS='\0' not without -v, try
awk -v .. '..'

On Sun, Oct 17, 2021, 22:03 tolugboji <tolugboji@protonmail.com> wrote:

> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
>
> On Sunday, October 17th, 2021 at 7:36 PM, tolugboji <
> tolugboji@protonmail.com> wrote:
>
> > ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> >
> > On Sunday, October 17th, 2021 at 6:00 PM, tolugboji
> tolugboji@protonmail.com wrote:
> >
> > > ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> > >
> > > On Sunday, October 17th, 2021 at 5:40 PM, Daniel Mills
> danielmills1@gmail.com wrote:
> > >
> > > > On Sun, Oct 17, 2021 at 1:19 PM tolugboji tolugboji@protonmail.com
> wrote:
> > > >
> > > > > ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> > > > >
> > > > > On Sunday, October 17th, 2021 at 4:59 PM, tolugboji via
> help-bash@gnu.org
> > > > >
> > > > > wrote:
> > > > >
> > > > > > ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> > > > > >
> > > > > > On Sunday, October 17th, 2021 at 4:47 PM, Alex fxmbsw7 Ratchev
> > > > > >
> > > > > > fxmbsw7@gmail.com wrote:
> > > > > >
> > > > > > > maybe go a sideway, convert the filenames batchly into
> has-one-sep,
> > > > > > >
> > > > > > > then sort, then change back
> > > > >
> > > > > I can use awk to use two field delimiters. But this still requires
> a
> > > > >
> > > > > little tweak to
> > > > >
> > > > > handle possibility of newlines.
> > > > >
> > > > > find "$fdir" -type f -name "${fnam}-*.png" -print0 |
> > > > >
> > > > > awk -F'[-.]' '{print $(NF-1), $0}' |
> > > > >
> > > > > sort -znk 1,1 | cut -d ' ' -f2-
> > > >
> > > > A second separator isn't needed here anyway, sort will just go by the
> > > >
> > > > numbers and ignore the rest afterward.
> > >
> > > Fantastic, did not know that.
> > >
> > > "find" uses a null character. Could one make the awk command know that?
> > >
> > > find "$fdir" -type f -name "${fnam}-*.png" -print0 |
> > >
> > > awk -F'[-.]' '{print $(NF-1), $0}' |
> > >
> > > sort -znk 1,1 | cut -d ' ' -f2-
> > >
> > > echo
> >
> > Have included RS='\0' in the "awk" command to handle "-print0" in a
> previous "find".
> >
> > Things stop at the first entry, with no sorting performed.
> >
> > Code:
> >
> > find "$fdir" -type f -name "${fnam}-*.png" -print0 |
> >
> > awk -F'[-.]' '{print $(NF-1), $0}' RS='\0' |
> >
> > sort -znk 1,1 | cut -d ' ' -f2-
> >
> > Input:
> >
> > /home/flora/edvart/docs/schimmel-04.png
> >
> > /home/flora/edvart/docs/schimmel-05.png
> >
> > /home/flora/edvart/docs/schimmel-06.png
> >
> > /home/flora/edvart/docs/schimmel-07.png
> >
> > /home/flora/edvart/docs/schimmel-08.png
> >
> > /home/flora/edvart/docs/schimmel-09.png
> >
> > /home/flora/edvart/docs/schimmel-10.png
> >
> > /home/flora/edvart/docs/schimmel-11.png
> >
> > /home/flora/edvart/docs/schimmel-12.png
> >
> > /home/flora/edvart/docs/schimmel-13.png
> >
> > /home/flora/edvart/docs/schimmel-1.png
> >
> > /home/flora/edvart/docs/schimmel-2.png
> >
> > /home/flora/edvart/docs/schimmel-3.png
> >
> > Output:
> >
> > /home/flora/edvart/docs/schimmel-04.png
>
> I also did ORS='\0' but still the thing does not budge
>
> find "$fdir" -type f -name "${fnam}-*.png" -print0 |
>  awk -F'[-.]' '{print $(NF-1), $0}' RS='\0' ORS='\0' |
>  sort -znk 1,1 | cut -d ' ' -f2-
>
>