diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-02-08 16:36:45 -0500 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-02-08 16:36:45 -0500 |
commit | 7e704d7ac997387341e920e1757c24cac0efe5e9 (patch) | |
tree | a9f30eabaaad5496397a91053d3e03bab1ea57e4 /src/lib/blacklist.sh | |
parent | 7785a72495e3eb0ea826b41720c241f58a15b601 (diff) |
Refactor the build system. Avoid recursive make.
This looks like a lot, but more things should "just work".
We have `make dist` now!
Diffstat (limited to 'src/lib/blacklist.sh')
-rw-r--r-- | src/lib/blacklist.sh | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/lib/blacklist.sh b/src/lib/blacklist.sh new file mode 100644 index 0000000..0a3cc39 --- /dev/null +++ b/src/lib/blacklist.sh @@ -0,0 +1,96 @@ +#!/usr/bin/env bash +# This may be included with or without `set -euE` + +# Copyright (C) 2013-2014, 2016 Luke Shumaker <lukeshu@sbcglobal.net> +# +# License: GNU GPLv2+ +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +# make sure XDG_CACHE_HOME is set +. "$(librelib conf)" + +# Usage: blacklist-normalize <$file +# Normalizes the syntax of the blacklist on stdin. +blacklist-normalize() { + sed -e '/^#/d' -e 's/^[^:]*$/&::/' -e 's/^[^:]*:[^:]*$/&:/' +} + +# Usage: blacklist-cat +# Prints the blacklist. +# Uses the cache, but downloads it if it doesn't exist. Also normalizes the blacklist for easier parsing. +blacklist-cat() { + local file="$XDG_CACHE_HOME/libretools/blacklist.txt" + if ! [[ -e $file ]]; then + # exit on failure, whether set -e or not + blacklist-update || return $? + fi + blacklist-normalize < "$file" +} + +# Usage: blacklist-update +# Updates (or creates) the cached copy of the blacklist. +blacklist-update() ( + . libremessages + load_files libretools || return 1 + check_vars libretools BLACKLIST || return 1 + + local remote_blacklist="$BLACKLIST" + local local_blacklist="$XDG_CACHE_HOME/libretools/blacklist.txt" + + _l stat_busy "Downloading blacklist of proprietary software packages" + + mkdir -p "${local_blacklist%/*}" + if wget -N -q -O "${local_blacklist}.part" "$remote_blacklist" 2>/dev/null; then + stat_done + mv -f "${local_blacklist}.part" "$local_blacklist" + else + stat_done + rm "${local_blacklist}.part" + if [[ -e "$local_blacklist" ]]; then + _l warning "Using local copy of blacklist" + else + _l error "Download failed, exiting" + return 1 + fi + + fi +) + +# Usage: blacklist-cat | blacklist-lookup $pkgname +# Filters to obtain the line for $pkgname from the blacklist on stdin. +# Exits successfully whether a line is found or not. +blacklist-lookup() { + local pkg=$1 + # we accept that $pkg contains no regex-nes + blacklist-normalize | grep "^$pkg:" || true +} + +# Usage: blacklist-cat | blacklist-get-pkg +# Prints only the package name field of the blacklist line(s) on stdin. +blacklist-get-pkg() { + blacklist-normalize | cut -d: -f1 +} + +# Usage: blacklist-cat | blacklist-get-rep +# Prints only the replacement package field of the blacklist line(s) on stdin. +blacklist-get-rep() { + blacklist-normalize | cut -d: -f2 +} + +# Usage: blacklist-cat | blacklist-get-reason +# Prints only the reason field of the blacklist line(s) on stdin. +blacklist-get-reason() { + blacklist-normalize | cut -d: -f3- +} |