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author | 2015-04-24 00:09:39 +0200 | |
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committer | 2015-04-24 00:09:39 +0200 | |
commit | 997d76d9ee5b16fbde4fa1e033d44c55ab636e2a (patch) | |
tree | 844a449b1a9e02d4fcc18d056f5130c5928bc3ca | |
parent | Merge pull request #2 from geovex/master (diff) | |
download | eselect-rust-997d76d9ee5b16fbde4fa1e033d44c55ab636e2a.tar.gz eselect-rust-997d76d9ee5b16fbde4fa1e033d44c55ab636e2a.tar.bz2 eselect-rust-997d76d9ee5b16fbde4fa1e033d44c55ab636e2a.zip |
make symlink management configurable on per package basis
-rw-r--r-- | src/modules/rust.eselect | 87 |
1 files changed, 62 insertions, 25 deletions
diff --git a/src/modules/rust.eselect b/src/modules/rust.eselect index 26b2fae..f72e044 100644 --- a/src/modules/rust.eselect +++ b/src/modules/rust.eselect @@ -1,17 +1,13 @@ # -*-eselect-*- vim: ft=eselect -# Copyright 2014 Gentoo Foundation +# Copyright 2015 Gentoo Foundation # Distributed under the terms of the GNU GPL version 2 or later DESCRIPTION="Manage the Rust compiler versions" MAINTAINER="jauhien@gentoo.org" -VERSION="0.2" +VERSION="0.3" inherit package-manager path-manipulation -SITELISP=/usr/share/emacs/site-lisp -SITEVIM=/usr/share/vim/vimfiles -SITEZSH=/usr/share/zsh/site-functions - # find a list of installed rust compilers # each compiler provider should install # a config file named provider-$pkgname-$pkgver @@ -33,6 +29,42 @@ get_postfix() { echo "${target}" | cut -d- -f2- } +#get current target +get_current_target() { + local i targets=( $(find_targets) ) + for (( i = 0; i < ${#targets[@]}; i++ )); do + [[ rustc-$(get_postfix ${targets[i]}) = \ + $(basename "$(canonicalise "${EROOT}/usr/bin/rustc")") ]] \ + && echo $i && return 0 + done + echo "NOT_SET" +} + +#get lists of symlinks +get_symlinks() { + local target=$1 + if [ "${target}" == "NOT_SET" ]; then + echo /usr/bin/rustdoc + return + fi + if is_number "${target}"; then + local targets=( $(find_targets) ) + target=${targets[target]} + fi + + local symlinks=() + local i + for i in `cat "${EROOT}/etc/env.d/rust/provider-${target}"`; do + symlinks+=($i) + done + + if [ ${#symlinks[@]} -eq 0 ]; then + echo /usr/bin/rustdoc + else + echo "${symlinks[@]}" + fi +} + # remove symlink if exists remove_symlink() { local symlink=$1 @@ -46,7 +78,6 @@ remove_symlink() { fi } - # set symlink if source exists set_symlink() { local source=$1 @@ -62,10 +93,12 @@ set_symlink() { # unset the rust version unset_version() { - remove_symlink "${EROOT}"/usr/bin/rustc - remove_symlink "${EROOT}"/usr/bin/rustdoc - remove_symlink "${EROOT}"/usr/bin/rust-lldb - remove_symlink "${EROOT}"/usr/bin/rust-gdb + local target=$(get_current_target) + local symlinks=( $(get_symlinks ${target}) ) + for i in "${symlinks[@]}"; do + remove_symlink "${EROOT}${i}" + done + remove_symlink "${EROOT}/usr/bin/rustc" } # set the rust version @@ -82,17 +115,21 @@ set_version() { target=${targets[target-1]} fi - target=$(get_postfix ${target}) + target_postfix=$(get_postfix ${target}) - [[ -z ${target} || ! -x "${EROOT}/usr/bin/rustc-${target}" ]] \ + [[ -z ${target_postfix} || ! -x "${EROOT}/usr/bin/rustc-${target_postfix}" ]] \ && die -q "Target \"$1\" doesn't appear to be valid!" unset_version - set_symlink "${EROOT}/usr/bin/rustc-${target}" "${EROOT}/usr/bin/rustc" || die -q "rustc symlink setting failed" - set_symlink "${EROOT}/usr/bin/rustdoc-${target}" "${EROOT}/usr/bin/rustdoc" || die -q "rustdoc symlink setting failed" - set_symlink "${EROOT}/usr/bin/rust-lldb-${target}" "${EROOT}/usr/bin/rust-lldb" || write_warning_msg "rust-lldb symlink setting failed (it can be ok for the older or newer rust)" - set_symlink "${EROOT}/usr/bin/rust-gdb-${target}" "${EROOT}/usr/bin/rust-gdb" || write_warning_msg "rust-gdb symlink setting failed (it can be ok for the older rust)" + set_symlink "${EROOT}/usr/bin/rustc-${target_postfix}" "${EROOT}/usr/bin/rustc" \ + || die -q "rustc symlink setting failed" + + local symlinks=( $(get_symlinks ${target}) ) + for i in "${symlinks[@]}"; do + set_symlink "${EROOT}${i}-${target_postfix}" "${EROOT}${i}" \ + || die -q "${i} symlink setting failed" + done } ### list action ### @@ -102,16 +139,16 @@ describe_list() { } do_list() { - local i targets=( $(find_targets) ) + local i + local targets=( $(find_targets) ) + local target=$(get_current_target) + + if is_number "${target}"; then + targets[target]=$(highlight_marker "${targets[target]}") + fi write_list_start "Available Rust versions:" - for (( i = 0; i < ${#targets[@]}; i++ )); do - # highlight the target where the symlink is pointing to - [[ rustc-$(get_postfix ${targets[i]}) = \ - $(basename "$(canonicalise "${EROOT}/usr/bin/rustc")") ]] \ - && targets[i]=$(highlight_marker "${targets[i]}") - done - write_numbered_list -m "(none found)" "${targets[@]}" + write_numbered_list -m "(none found)" "${targets[@]}" } ### set action ### |