120 lines
3.6 KiB
Bash
Executable File
120 lines
3.6 KiB
Bash
Executable File
#!/bin/sh -efu
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#
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# Copyright (C) 2000-2007,2011 Dmitry V. Levin <ldv@altlinux.org>
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# Copyright (C) 2007 Alexey Tourbin <at@altlinux.org>
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#
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# find-provides - generate list of linux-specific package provides.
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# Inspired by tool with same name from RPM distribution.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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. @RPMCONFIGDIR@/functions
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ValidateBuildRoot
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. @RPMCONFIGDIR@/tmpdir.sh
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methods=$(SetupMethods prov "$RPM_FINDPROV_METHOD")
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if [ -z "$methods" ]; then
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Info 'AutoProv disabled, nothing to do'
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cat > /dev/null
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exit 0
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fi
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# filter file list through TOPDIR and SKIPLIST patterns
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while IFS= read -r f; do
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fname="${f#$RPM_BUILD_ROOT}"
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printf '%s\n' "$fname" >&3
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if [ -n "${RPM_FINDPROV_TOPDIR-}" ] && [ -z "${fname%%$RPM_FINDPROV_TOPDIR/*}" ]; then
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Debug "skip $f due to RPM_FINDPROV_TOPDIR=$RPM_FINDPROV_TOPDIR"
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continue
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fi
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if [ -n "${RPM_FINDPROV_SKIPLIST-}" ]; then
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for skip in $RPM_FINDPROV_SKIPLIST; do
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if [ -z "${fname##$skip}" ]; then
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Debug "skip $f due to RPM_FINDPROV_SKIPLIST pattern $skip"
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continue 2
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fi
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done
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fi
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if [ -L "$f" ]; then
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to="$(readlink "$f")"
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if [ -n "$to" -a -z "${to##/*}" ]; then
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Info "absolute symbolic link $f -> $to is not going to provide anything"
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continue
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elif ! [ -e "$f" ]; then
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Info "broken symbolic link $f -> $to is not going to provide anything"
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continue
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fi
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fi
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printf '%s\n' "$f"
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done >"$tmpdir"/files 3>"$RPM_BUILD_ROOT/.files:$RPM_SUBPACKAGE_NAME"
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if ! [ -s "$tmpdir"/files ]; then
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Info "empty file list, nothing to do"
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exit 0
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fi
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# filter file list through file(1) to append types (dereference symlinks)
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if ! file -L -NF$'\t' -f "$tmpdir"/files >"$tmpdir"/files+types; then
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sed -n '/\t *ERROR:/p' "$tmpdir"/files+types >&2
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exit 1
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fi
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found=
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RunMethod()
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{
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local exe="$1"; shift
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local filter="$exe".files
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if ! [ -x "$filter" ]; then
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# XXX should be Fatal
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Info "$filter not available"
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return
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fi
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local filelist="$tmpdir/${exe##*/}".files
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local deplist="$tmpdir/${exe##*/}".deps
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Debug "running $filter"
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"$filter" <"$tmpdir"/files+types >"$filelist" ||
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Fatal "$filter failed"
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Verbose "$filter: $(wc -l <"$filelist") files"
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[ -s "$filelist" ] || return 0
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# XXX validate $filelist
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Debug "running $exe"
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"$exe" <"$filelist" >"$deplist" ||
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Fatal "$exe failed"
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if [ -s "$deplist" ]; then
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LC_COLLATE=C sort -u -o "$deplist" "$deplist"
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Verbose "$exe: $(wc -l <"$deplist") dependencies"
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found=1
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else
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rm -f "$deplist"
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fi
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}
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Info "running scripts ($methods)"
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RunMethods prov "$methods" RunMethod
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if [ -n "$found" ]; then
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(set +f && LC_ALL=C sort -u -m "$tmpdir"/*.deps) >"$tmpdir"/find-provides-deps || false
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if [ -n "${RPM_FIND_PROVIDES_FILTER-}" ]; then
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(eval "set -x; $RPM_FIND_PROVIDES_FILTER") <"$tmpdir"/find-provides-deps >"$tmpdir"/filter-provides-deps
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[ $? = 0 ] || Fatal "filter failed"
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(cd "$tmpdir" && diff -U1 find-provides-deps filter-provides-deps) >&2 ||:
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cat "$tmpdir"/filter-provides-deps
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else
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cat "$tmpdir"/find-provides-deps
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fi
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fi
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