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Add error message if no suitable image viewer found

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Marty Oehme 2023-01-08 17:27:53 +01:00
parent 5a6c826ca5
commit 1ceacc5b22
Signed by: Marty
GPG Key ID: 73BA40D5AFAF49C9
1 changed files with 1 additions and 0 deletions
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@ -93,6 +93,7 @@ get_imageviewer() {
}
main() {
[ -n "$imageviewer" ] || die "Error: Could not find a suitable image viewer, set one manually with the '-v' option."
command -v "${imageviewer}" 1>/dev/null 2>&1 || die "Error: Opening images in ${imageviewer} requires ${imageviewer} to be installed and and on the path."
trap cleanup EXIT