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bootstrap: translate Windows paths in a way that works for both Cygwin and MSYS2

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Cygwin defaults to rooting Windows paths in /cygdrive/X, while MSYS2
configures them to be /X.  Regardless of configuration, drives are
always accessible as /proc/cygdrive/X, so use that.
This commit is contained in:
Jeremy Drake 2025-05-26 10:31:56 -07:00
parent 88b3b520e8
commit 108c16eebd
1 changed files with 3 additions and 1 deletions
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4
src/bootstrap/src/core/build_steps/install.rs
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@ -38,7 +38,9 @@ fn sanitize_sh(path: &Path, is_cygwin: bool) -> String {
if ch.next() != Some('/') {
return None;
}
Some(format!("/{}/{}", drive, &s[drive.len_utf8() + 2..]))
// The prefix for Windows drives in Cygwin/MSYS2 is configurable, but
// /proc/cygdrive is available regardless of configuration since 1.7.33
Some(format!("/proc/cygdrive/{}/{}", drive, &s[drive.len_utf8() + 2..]))
}
}