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preview-kitty: fix crash on first file on dash (#636)

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In the dash shell, when `exec < fifo` is interrupted by SIGCHLD, it exits.
So we replace it with `cat fifo |`.

Issue discussed in #614
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lvgx 2020-06-06 17:17:41 +02:00 committed by GitHub
parent 65cf067dc4
commit 58411446b7
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1 changed files with 3 additions and 1 deletions
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plugins/preview-kitty
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@ -63,7 +63,9 @@ if [ "$PREVIEW_MODE" ] ; then
preview_file "$1" preview_file "$1"
exec < "$NNN_FIFO" # use cat instead of 'exec <' to avoid issues with dash shell
# shellcheck disable=SC2002
cat "$NNN_FIFO" |\
while read -r selection ; do while read -r selection ; do
preview_file "$selection" preview_file "$selection"
done done