commit: 9d41e6bdaff27bd16fbd33f46406f77e9074ae78 Author: Wiktor Kerr <w <AT> kerr <DOT> sh> AuthorDate: Thu Nov 18 00:43:49 2021 +0000 Commit: Sam James <sam <AT> gentoo <DOT> org> CommitDate: Fri Nov 19 03:02:31 2021 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=9d41e6bd
sys-libs/musl: make ldconfig script respect -r Bug: https://bugs.gentoo.org/666246 Signed-off-by: Wiktor Kerr <w <AT> kerr.sh> Signed-off-by: Sam James <sam <AT> gentoo.org> sys-libs/musl/files/ldconfig.in-r1 | 146 +++++++++++++++++++++++++++++++++++++ 1 file changed, 146 insertions(+) diff --git a/sys-libs/musl/files/ldconfig.in-r1 b/sys-libs/musl/files/ldconfig.in-r1 new file mode 100644 index 000000000000..362d11ce815a --- /dev/null +++ b/sys-libs/musl/files/ldconfig.in-r1 @@ -0,0 +1,146 @@ +#!/bin/bash -e +# Copyright 1999-2015 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +ROOT="/" + +LDSO_CONF="/etc/ld.so.conf" +if [[ ! -e $LDSO_CONF ]]; then + echo "$LDSO_CONF not found" >&2 + exit 1 +fi + +LDSO_CONF_DIR=$(dirname $LDSO_CONF) + +VERBOSE=0 + +UPDATE_LINKS=1 + +get_options() { + while getopts "vnNXf:C:r:p" opt "$@"; do + case $opt in + v) + echo "ldconfig for musl in Gentoo" + VERBOSE=1 + ;; + r) + ROOT=$OPTARG + LDSO_CONF=$ROOT$LDSO_CONF + LDSO_CONF_DIR=$(dirname $LDSO_CONF) + ;; + f) + LDSO_CONF=$OPTARG + ;; + X) + UPDATE_LINKS=0 + ;; + \?) + echo "Invalid option: -$opt" >&2 + exit 1 + ;; + n|N|C|p) + echo "Unimplemented option: -$opt" >&2 + exit 1 + ;; + esac + done + + if [[ $UPDATE_LINKS == 1 ]]; then + echo "Updating links is not implemented." + fi +} + + +repeated() { + local l=$1 + local drs="${@:2}" + for m in $drs; do + [[ $m == $l ]] && return 0 + done + return 1 +} + +expand() { + # We are assuming the ld.so.conf's 'include' is not recursive + local f line l + local glob="$LDSO_CONF_DIR/$1" + local drs="${@:2} " + + for f in $glob; do + [[ ! -f $f ]] && continue + while read line; do + line=${line%%#*} + line=${line//:/ } + line=${line//,/ } + for l in $line; do + #We must add this whether or not the directory exists + repeated $l $drs && continue + drs+=" $l " + done + done < $f + done + + echo $drs +} + +read_ldso_conf() { + local drs=" " + + while read line; do + # Sanitize the line - see ldconfig(8) for delimiters + # Note: bash read turns tabs into spaces and read already + # delimits on newlines with the default $IFS + line=${line%%#*} # Remove comments + line=${line//:/ } # Change colon delimiter to space + line=${line//,/ } # Change comma delimiter to space + + next=0 + for l in $line; do + if [[ $next == 1 ]]; then + next=0 + drs=$(expand $l $drs) + elif [[ $l == "include" ]]; then + next=1 + else + # glibc's ldconfig silently skips non directories + if [[ -d $l ]]; then + repeated $l $drs && continue + drs+=" $l " + fi + fi + done + done < $1 + + echo $drs +} + +sanitize() { + local drs=$@ + + repeated "/lib" $drs || drs="/lib $drs" + repeated "/usr/lib" $drs || drs="/usr/lib $drs" + + echo $drs +} + +get_options "$@" +drs=$(read_ldso_conf "$LDSO_CONF") +drs=$(sanitize $drs) + +ARCH=@@ARCH@@ +LDSO_PATH="$ROOT/lib/ld-musl-${ARCH}.so.1" +if [[ ! -e $LDSO_PATH ]]; then + echo "$LDSO_PATH not found" >&2 + exit 1 +fi + +LDSO_ARCH=$(basename $LDSO_PATH) +LDSO_NAME=${LDSO_ARCH%.so.1} +ETC_LDSO_PATH="$ROOT/etc/${LDSO_NAME}.path" + +X=$(mktemp -p /tmp ${LDSO_NAME}.XXXXXX) +for d in $drs; do + echo $d >> $X +done +chmod 644 $X +mv $X $ETC_LDSO_PATH
