28 lines
612 B
Nix
28 lines
612 B
Nix
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{ nsxiv, writers }:
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writers.writeDashBin "sxiv" ''
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set -efu
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tmpfile="''${TMPDIR:-/tmp}/nsxiv_pipe_$$"
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trap 'rm -f -- $tmpfile' EXIT
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if [ "$#" -eq 0 ]; then
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if [ -t 0 ]; then
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echo "sxiv: No arguments provided" >&2; exit 1
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else
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# Consume stdin and put it in the temporal file
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cat > "$tmpfile"
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fi
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fi
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for arg in "$@"; do
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# if it's a pipe then drain it to $tmpfile
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[ -p "$arg" ] && cat "$arg" > "$tmpfile"
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done
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if [ -s "$tmpfile" ]; then
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${nsxiv}/bin/nsxiv -q "$@" "$tmpfile" # -q to silence warnings
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else
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${nsxiv}/bin/nsxiv "$@" # fallback
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fi
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''
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