48 lines
1.5 KiB
Bash
Executable file
48 lines
1.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Launch the built DOS example in DOSBox. Defaults to PATTERN.
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#
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# scripts/run-dos.sh # runs PATTERN
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# scripts/run-dos.sh hello # runs HELLO
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# scripts/run-dos.sh draw # runs DRAW
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#
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# Argument is any built example name (case-insensitive); the script
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# upper-cases it and appends .EXE, then checks the file exists.
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set -euo pipefail
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if [[ $# -gt 1 ]]; then
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echo "usage: $0 [example-name]" >&2
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exit 2
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fi
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prog=${1:-pattern}
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repo=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)
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bin_dir=$repo/build/dos/bin
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conf=$repo/scripts/dosbox-386sx16.conf
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file=${prog^^}.EXE
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if [[ ! -f "$bin_dir/$file" ]]; then
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echo "$bin_dir/$file not built. Run 'make dos' first." >&2
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if compgen -G "$bin_dir/*.EXE" > /dev/null; then
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echo "available examples in $bin_dir:" >&2
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ls "$bin_dir"/*.EXE | xargs -n1 basename >&2
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fi
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exit 1
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fi
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# mouse_capture=seamless is required for DOSBox-Staging when running
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# inside a VM whose host already manages the pointer; without it the
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# default capture-on-click behavior fights the VM's grab and mouse
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# input is unusable. On plain DOSBox this -set flag is unknown and is
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# logged once as a warning, then ignored -- harmless either way.
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#
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# -conf $conf locks the CPU to a simulated 386SX-16 (the slowest
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# realistic 386 desktop). DOSBox layers configs: anything not set in
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# our file falls back to the user's main dosbox.conf.
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exec dosbox \
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-conf "$conf" \
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-set "mouse_capture=seamless" \
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-c "C:" \
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-c "$file" \
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-c "pause" \
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--exit "$bin_dir"
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