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Clarify how src/tools/x searches for python

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This commit is contained in:
Joshua Nelson 2022-03-29 13:50:17 -05:00
parent 11909e3588
commit f5fb293295
1 changed files with 4 additions and 0 deletions
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4
src/tools/x/src/main.rs
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@ -26,6 +26,7 @@ fn python() -> &'static str {
let mut python3 = false;
for dir in env::split_paths(&val) {
// `python` should always take precedence over python2 / python3 if it exists
if dir.join(PYTHON).exists() {
return PYTHON;
}
@ -34,11 +35,14 @@ fn python() -> &'static str {
python3 |= dir.join(PYTHON3).exists();
}
// try 3 before 2
if python3 {
PYTHON3
} else if python2 {
PYTHON2
} else {
// We would have returned early if we found that python is installed ...
// maybe this should panic with an error instead?
PYTHON
}
}