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Date:   Mon, 12 Mar 2018 13:10:51 -0600
From:   Andreas Dilger <adilger@...ger.ca>
To:     tytso@....edu
Cc:     linux-ext4 <linux-ext4@...r.kernel.org>,
        Lukas Czerner <lczerner@...hat.com>
Subject: Re: [PATCH] tests: replace perl usage with shell built-in

On Mar 12, 2018, at 12:51 PM, Andreas Dilger <adilger@...ger.ca> wrote:
> 
> A couple of tests use perl only for generating a string of N characters
> long.  Instead, expand an environment variable to the required length.

Sorry, this one didn't work...

> Signed-off-by: Andreas Dilger <adilger@...ger.ca>
> ---
> tests/d_xattr_sorting/script   | 3 +--
> tests/f_create_symlinks/script | 8 +++++---
> 2 files changed, 6 insertions(+), 5 deletions(-)
> 
> diff --git a/tests/d_xattr_sorting/script b/tests/d_xattr_sorting/script
> index 459a66a..f581c36 100644
> --- a/tests/d_xattr_sorting/script
> +++ b/tests/d_xattr_sorting/script
> @@ -19,8 +19,7 @@ echo Exit status is $status >> $OUT
> 
> B=$(mktemp ${TMPDIR:-/tmp}/b.XXXXXX)
> 
> -perl -e 'print "x" x 256;' > $B
> -
> +B="xxxxxxxx"; B+=$B; B+=$B; B+=$B; B+=$B; B+=$B
> echo "ea_set -f /tmp/b / security.SMEG64" > $OUT.new
> $DEBUGFS -w -R "ea_set -f $B / security.SMEG64" $TMPFILE >> $OUT.new 2>&1
> status=$?
> diff --git a/tests/f_create_symlinks/script b/tests/f_create_symlinks/script
> index 779d92e..1d10d32 100644
> --- a/tests/f_create_symlinks/script
> +++ b/tests/f_create_symlinks/script
> @@ -23,11 +23,13 @@ echo Exit status is $status >> $OUT.new
> sed -f $cmd_dir/filter.sed -e "s;$TMPFILE;test.img;" $OUT.new >> $OUT
> rm -f $OUT.new
> 
> +B="xxxxxxx"; B+=$B; B+=$B; B+=$B; B+=$B; B+=$B; B+=$B; B+=$B; B+=$B
> for i in 30 70 500 1023 1024 1500; do
> -	echo "debugfs -R \"symlink /l_$i /$(perl -e "print 'x' x $i;")\" test.img" >> $OUT
> -	$DEBUGFS -w -R "symlink /l_$i /$(perl -e "print 'x' x $i;")" $TMPFILE \
> -		 2>&1 | sed -f $cmd_dir/filter.sed >> $OUT
> +	echo "debugfs -R \"symlink /l_$i /${B:1:i}\" test.img" >> $OUT
> +	$DEBUGFS -w -R "symlink /l_$i /${B:1:i}" $TMPFILE 2>&1 |
> +		sed -f $cmd_dir/filter.sed >> $OUT
> done
> +unset B
> 
> for i in 30 70 500 1023 1024 1500; do
> 	echo "debugfs -R \"stat /l_$i\" test.img" >> $OUT
> --
> 1.8.0
> 


Cheers, Andreas






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