117 lines
3.7 KiB
Bash
Executable File
117 lines
3.7 KiB
Bash
Executable File
#!/bin/sh -efu
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#
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# Copyright (C) 2000-2019 Dmitry V. Levin <ldv@altlinux.org>
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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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dump_ld_config='@RPMCONFIGDIR@/dump_ld_config'
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[ -n "${RPM_LIBDIR-}" ] || RPM_LIBDIR=`rpm --eval %_libdir`
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[ -n "${RPM_LIB-}" ] || RPM_LIB=`rpm --eval %_lib`
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DEF_RPM_FINDPROV_LIB_PATH="/$RPM_LIB $RPM_LIBDIR $("$dump_ld_config")"
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[ -z "${RPM_BUILD_ROOT-}" ] ||
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DEF_RPM_FINDPROV_LIB_PATH="$("$dump_ld_config" '' "$RPM_BUILD_ROOT") $DEF_RPM_FINDPROV_LIB_PATH"
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DEF_RPM_FINDPROV_LIB_PATH="$(IFS="$IFS:"; echo '' $DEF_RPM_FINDPROV_LIB_PATH '')"
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Debug "DEF_RPM_FINDPROV_LIB_PATH=$DEF_RPM_FINDPROV_LIB_PATH"
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RPM_FINDPROV_LIB_PATH="$(IFS="$IFS:"; echo '' ${RPM_FINDPROV_LIB_PATH-} $DEF_RPM_FINDPROV_LIB_PATH '')"
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Debug "RPM_FINDPROV_LIB_PATH=$RPM_FINDPROV_LIB_PATH"
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LibProv()
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{
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local f="$1" fname dir basename
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fname=${f#${RPM_BUILD_ROOT-}}
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dir=${fname%/*}
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basename=${fname##*/}
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# Check library location.
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[ -n "$dir" ] && [ -n "$basename" ] || return 0
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[ "$dir" = "/$RPM_LIB/security" ] || [ -z "${RPM_FINDPROV_LIB_PATH##* $dir *}" ] || return 0
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# Obtain objdump info.
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local dump
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if ! dump=$(objdump -p "$f"); then
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Warning "$f: objdump failed"
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return 0
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fi
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# Special case for PAM plugins.
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if [ "$dir" = "/$RPM_LIB/security" ]; then
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printf 'PAM(%s)\n' "$basename"
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return 0
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fi
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local soname suffix braces
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soname=$(printf %s\\n "$dump" |sed -ne 's/^[[:space:]]*SONAME[[:space:]]\+\([^[:space:]]\+\)[[:space:]]*$/\1/p')
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suffix=$(printf %s\\n "$dump" |sed -ne 's/^.*file format \(elf64\).*$/(64bit)/p')
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[ -z "$suffix" ] && braces= || braces='()'
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# For libraries with soname, ignore all but files named as soname.
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[ -z "$soname" ] || [ "$soname" = "$basename" ] || return 0
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# Treat symlinks specially.
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if [ -L "$f" ]; then
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[ -n "$soname" ] || return 0
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# Ignore symlinks leading out of buildroot.
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local realpath
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realpath=$(readlink -fv "$f")
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[ -z "${realpath##${RPM_BUILD_ROOT-}/*}" ] || return 0
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# Ignore symlinks to shorter locations.
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local realdir
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realdir=${realpath##${RPM_BUILD_ROOT-}}
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realdir=${realdir%/*}
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[ "${#dir}" -le "${#realdir}" ] || return 0
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fi
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# soname is either empty or equal to basename, so...
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soname=$basename
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# Check for non-default path.
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local provdir=
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[ -z "${DEF_RPM_FINDPROV_LIB_PATH##* $dir *}" ] || provdir=$dir/
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# Output version definitions.
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printf %s\\n "$dump" |
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sed -n '/^Version definitions:$/,/^$/{/^[0-9]/p}' |
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awk -v provdir="$provdir" -v soname="$soname" -v suffix="$suffix" \
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'NF==4 && $4!=soname {printf "%s%s(%s)%s\n", provdir, soname, $4, suffix}'
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# Do main provides entry.
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local provname="$provdir$soname$braces$suffix"
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ENABLE_SET_VERSIONS=1
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if [ -z "$ENABLE_SET_VERSIONS" ]; then
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printf '%s\n' "$provname"
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return 0
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fi
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local sym="$(@RPMCONFIGDIR@/provided_symbols "$f")"
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if [ -n "$sym" ]; then
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local n bpp set
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n=$(printf '%s\n' "$sym" |wc -l)
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bpp=$(@RPMCONFIGDIR@/suggest_bpp "$n")
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Info "$f: $n symbols, $bpp bpp"
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set=$(printf '%s\n' "$sym" |@RPMCONFIGDIR@/mkset "$bpp")
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printf '%s = %s\n' "$provname" "$set"
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else
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Warning "$f: no symbols"
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printf '%s\n' "$provname"
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fi
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}
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ArgvFileAction LibProv "$@"
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