32 lines
835 B
Shell
32 lines
835 B
Shell
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#!/bin/bash
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# Stub wasm-opt that does nothing
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# This allows Emscripten to generate Asyncify JS runtime without running the actual transformation
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# The real wasm-opt --asyncify is run on the host where more RAM is available
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# Handle --version query from Emscripten
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if [[ "$1" == "--version" ]]; then
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echo "wasm-opt version 121 (version_121)"
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exit 0
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fi
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# Find the output file argument (-o)
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OUTPUT=""
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INPUT=""
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PREV_ARG=""
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for arg in "$@"; do
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if [ "$PREV_ARG" = "-o" ]; then
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OUTPUT="$arg"
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elif [[ "$arg" != -* ]] && [ -f "$arg" ]; then
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INPUT="$arg"
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fi
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PREV_ARG="$arg"
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done
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# If we have both input and output, copy input to output
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if [ -n "$INPUT" ] && [ -n "$OUTPUT" ] && [ "$INPUT" != "$OUTPUT" ]; then
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cp "$INPUT" "$OUTPUT"
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fi
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# Exit successfully so Emscripten thinks wasm-opt ran
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exit 0
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