sfeed

simple feed reader - forked from git.codemadness.org/sfeed
git clone git://src.gearsix.net/sfeed
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commit bd20dca4e12ce1cc1e509fa24985315ebb83b7de
parent d254a6ac173d1651efb7f0beb8e83d3e84a4d123
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sat,  5 Jun 2021 14:26:36 +0200

README: fix escape sequence which is non-POSIX

The "\s" escape sequence is non-POSIX and GNU awk gives a warning:

	gawk: cmd. line:69: warning: escape sequence `\s' treated as plain `s'

BSD awk does not give this warning and supports it.
Use the POSIX [[:space:]] character class instead.

References:
- https://pubs.opengroup.org/onlinepubs/9699919799/utilities/awk.html
  The table in the section "Regular Expressions".
- https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap05.html#tag_05

Diffstat:
MREADME | 2+-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README b/README @@ -309,7 +309,7 @@ advertisements, strip tracking parameters and more. $8 = filterlink($8); # enclosure # try to remove tracking pixels: <img/> tags with 1px width or height. - gsub("<img[^>]*(width|height)[\s]*=[\s]*[\"'"'"' ]?1[\"'"'"' ]?[^0-9>]+[^>]*>", "", $4); + gsub("<img[^>]*(width|height)[[:space:]]*=[[:space:]]*[\"'"'"' ]?1[\"'"'"' ]?[^0-9>]+[^>]*>", "", $4); print $0; }'