On 08/17/18 15:17, Todd Chester wrote:
Hi All,
grep and sed stopped working! I dnf re-installed them
both. No joy
What the heck (not my "actual" word)?
<editorial comment> AAAAAAAAHHHHHHHHH!!!!!!!! </editorial comment>
How do I fix this?
Many thanks,
-T
uname -r
4.17.9-200.fc28.x86_64
# rpm -qa grep
grep-3.1-5.fc28.x86_64
# rpm -qa sed
sed-4.5-1.fc28.x86_64
$ echo "a-b-c" | sed -e 's/-//g'
<nothing>
Workaround:
$ echo "a-b-c" | perl -pe 's/-//g'
abc
$ echo "a-b-c" | perl6 -pe 's:g/\-//'
abc
$ ls -al /tmp | sed -n 3,4p
<nothing>
Workaround:
$ ls -al /tmp | perl6 -ne ".say if 3 <= ++$ <= 4"
dr-xr-xr-x. 19 root root 278 Apr 11 20:43 ..
drwxr--r--. 2 todd users 40 Aug 17 00:08 ARI
$ x=3; y=4; ls -al /tmp | perl6 -ne ".say if $x <= ++$ <= $y"
dr-xr-xr-x. 19 root root 278 Apr 11 20:43 ..
drwxr--r--. 2 todd users 40 Aug 17 00:08 ARI
# echo "abc" | grep "ab"
<nothing>
Work around:
$ echo "abc" | ack "ab"
abc
Interesting. Something strange in your environment?
[egreshko@meimei ~]$ uname -r
4.17.14-202.fc28.x86_64
[egreshko@meimei ~]$ rpm -q grep
grep-3.1-5.fc28.x86_64
[egreshko@meimei ~]$ rpm -q sed
sed-4.5-1.fc28.x86_64
[egreshko@meimei ~]$ echo "a-b-c" | sed -e 's/-//g'
abc
[egreshko@meimei ~]$ ls -al /tmp | sed -n 3,4p
dr-xr-xr-x. 23 root root 4096 May 6 07:54 ..
-rw-------. 1 egreshko egreshko 16757 Aug 16 22:52 .com.google.Chrome.cQiCz9
[egreshko@meimei ~]$ echo "abc" | grep "ab"
abc
--
Conjecture is just a conclusion based on incomplete information. It isn't a fact.