emscripten-core/emscripten

fread returns garbage when pipe is closed

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#13 645 ouverte le 12 mars 2021

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Description

On Windows, when content provided on the stdin pipe is read and pipe is closed, the following code throws with errno equal to undefined and fread keeps returning data instead of indicating EOF.

https://github.com/emscripten-core/emscripten/blob/0589ed2211831fe74c5b340de544b3d5d9fe5388/src/library_syscall.js#L150

ErrnoError
    at Object.ensureErrnoError (C:\***\a.out.js:11068:35)
    at Object.staticInit (C:\***\a.out.js:11076:12)
    at Object.<anonymous> (C:\***\a.out.js:12037:6)
    at Module._compile (internal/modules/cjs/loader.js:999:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1027:10)
    at Module.load (internal/modules/cjs/loader.js:863:32)
    at Function.Module._load (internal/modules/cjs/loader.js:708:14)
    at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:60:12)
    at internal/main/run_main_module.js:17:47 {
  node: undefined,
  setErrno: [Function],
  errno: undefined,
  message: 'FS error'

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