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doc: Explain why we might need to clear the build hook

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(cherry picked from commit 52d81586c671226ab2c1bbe0e1914c11b58239da)
This commit is contained in:
Robert Hensing 2024-05-22 13:39:19 +02:00
parent 7e347314bb
commit 625d17b0db
1 changed files with 4 additions and 1 deletions
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5
rust/nix-expr/src/eval_state.rs
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@ -250,7 +250,10 @@ mod tests {
fn setup() { fn setup() {
(|| -> Result<()> { (|| -> Result<()> {
init()?; init()?;
// If it reinvokes the test suite, // During development, we encountered a problem where the build hook
// would cause the test suite to reinvokes itself, causing an infinite loop.
// While _NIX_TEST_NO_SANDBOX=1 should prevent this, we may also set the
// build hook to "" to prevent this.
// settings::set("build-hook", "")?; // settings::set("build-hook", "")?;
// When testing in the sandbox, the default build dir would be a parent of the storeDir, // When testing in the sandbox, the default build dir would be a parent of the storeDir,