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34 lines
992 B
JavaScript
34 lines
992 B
JavaScript
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// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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// deno-lint-ignore-file
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const targetDir = Deno.execPath().replace(/[^\/\\]+$/, "");
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const [libPrefix, libSuffix] = {
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darwin: ["lib", "dylib"],
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linux: ["lib", "so"],
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windows: ["", "dll"],
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}[Deno.build.os];
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const libPath = `${targetDir}/${libPrefix}test_ffi.${libSuffix}`;
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const resourcesPre = Deno.resources();
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const dylib = Deno.dlopen(libPath, {
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"print_something": { parameters: [], result: "void" },
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"add": { parameters: ["u32", "u32"], result: "u32" },
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});
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dylib.symbols.print_something();
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console.log(dylib.symbols.add(123, 456));
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dylib.close();
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const resourcesPost = Deno.resources();
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const preStr = JSON.stringify(resourcesPre, null, 2);
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const postStr = JSON.stringify(resourcesPost, null, 2);
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if (preStr !== postStr) {
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throw new Error(
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`Difference in open resources before dlopen and after closing:
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Before: ${preStr}
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After: ${postStr}`,
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);
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}
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console.log("Correct number of resources");
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