diff options
Diffstat (limited to 'dev-lang/rust/rust-1.81.0-r100.ebuild')
| -rw-r--r-- | dev-lang/rust/rust-1.81.0-r100.ebuild | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/dev-lang/rust/rust-1.81.0-r100.ebuild b/dev-lang/rust/rust-1.81.0-r100.ebuild index 8d7100d336d7..54695b7209d5 100644 --- a/dev-lang/rust/rust-1.81.0-r100.ebuild +++ b/dev-lang/rust/rust-1.81.0-r100.ebuild @@ -659,7 +659,44 @@ src_install() { fi } +pkg_preinst() { + # 943308 and friends; basically --keep-going can forget to unmerge old rust + # but the soft blocker allows us to install conflicting files. + # This results in duplicated .{rlib,so} files which confuses rustc and results in + # the need for manual intervention. + if has_version -b "dev-lang/rust:stable/$(ver_cut 1-2)"; then + # we need to find all .{rlib,so} files in the old rust lib directory + # and store them in an array for later use + readarray -d '' old_rust_libs < <( + find "${EROOT}/usr/lib/rust/${PV}/lib/rustlib" \ + -type f \( -name '*.rlib' -o -name '*.so' \) -print0) + export old_rust_libs + if [[ ${#old_rust_libs[@]} -gt 0 ]]; then + einfo "Found old .rlib and .so files in the old rust lib directory" + else + die "Found no old .rlib and .so files but old rust version is installed. Bailing!" + fi + fi +} + pkg_postinst() { + + if has_version -b "dev-lang/rust:stable/$(ver_cut 1-2)"; then + # Be _extra_ careful here as we're removing files from the live filesystem + local f + for f in "${old_rust_libs[@]}"; do + [[ -f ${f} ]] || die "old_rust_libs array contains non-existent file" + local base_name="${f%-*}" + local ext="${f##*.}" + local matching_files=("${base_name}"-*.${ext}) + if [[ ${#matching_files[@]} -ne 2 ]]; then + die "Expected exactly two files matching ${base_name}-\*.rlib, but found ${#matching_files[@]}" + fi + einfo "Removing old .rlib file ${f}" + rm "${f}" || die + done + fi + eselect rust update if has_version dev-debug/gdb || has_version dev-debug/lldb; then |