September 2018
Intermediate to advanced
328 pages
9h 10m
English
Content preview from Learn WebAssembly
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Configuring the build step
We need to modify the default build step in the /.vscode/tasks.json file to accommodate our updated workflow. The arguments for the build step we used in our /book-examples project allowed us to compile whichever file was currently active in the editor. It also output the .wasm file into the same folder as the source C file. However, this configuration doesn't make sense for this project. We'll always compile the same C file that is output to the compiled .wasm file in a specific folder. To accomplish this, update the args array in the Build task in /.vscode/tasks.json with the following contents:
"args": [ "${workspaceFolder}/lib/main.c", "-Os", "-s", "WASM=1", "-s", "SIDE_MODULE=1", "-s", "BINARYEN_ASYNC_COMPILATION=0", ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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