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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:54:16 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:54:16 +0000 |
commit | 485f6ecd453d8a2fd8b9b9fadea03159d8b50797 (patch) | |
tree | 32451fa3cdd9321fb2591fada9891b2cb70a9cd1 /util/grub-mkconfig_lib.in | |
parent | Initial commit. (diff) | |
download | grub2-upstream.tar.xz grub2-upstream.zip |
Adding upstream version 2.06.upstream/2.06upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'util/grub-mkconfig_lib.in')
-rw-r--r-- | util/grub-mkconfig_lib.in | 375 |
1 files changed, 375 insertions, 0 deletions
diff --git a/util/grub-mkconfig_lib.in b/util/grub-mkconfig_lib.in new file mode 100644 index 0000000..301d1ac --- /dev/null +++ b/util/grub-mkconfig_lib.in @@ -0,0 +1,375 @@ +# Helper library for grub-mkconfig +# Copyright (C) 2007,2008,2009,2010 Free Software Foundation, Inc. +# +# GRUB 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 3 of the License, or +# (at your option) any later version. +# +# GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>. + +prefix="@prefix@" +exec_prefix="@exec_prefix@" +datarootdir="@datarootdir@" +datadir="@datadir@" +bindir="@bindir@" +sbindir="@sbindir@" +if [ "x$pkgdatadir" = x ]; then + pkgdatadir="${datadir}/@PACKAGE@" +fi + +if test "x$grub_probe" = x; then + grub_probe="${sbindir}/@grub_probe@" +fi +if test "x$grub_file" = x; then + grub_file="${bindir}/@grub_file@" +fi +if test "x$grub_mkrelpath" = x; then + grub_mkrelpath="${bindir}/@grub_mkrelpath@" +fi + +if command -v gettext >/dev/null; then + : +else + gettext () { + printf "%s" "$@" + } +fi + +grub_warn () +{ + echo "$(gettext "Warning:")" "$@" >&2 +} + +make_system_path_relative_to_its_root () +{ + "${grub_mkrelpath}" "$1" +} + +is_path_readable_by_grub () +{ + path="$1" + + # abort if path doesn't exist + if test -e "$path" ; then : ;else + return 1 + fi + + # abort if file is in a filesystem we can't read + if "${grub_probe}" -t fs "$path" > /dev/null 2>&1 ; then : ; else + return 1 + fi + + # ... or if we can't figure out the abstraction module, for example if + # memberlist fails on an LVM volume group. + if abstractions="`"${grub_probe}" -t abstraction "$path"`" 2> /dev/null ; then + : + else + return 1 + fi + + if [ x$GRUB_ENABLE_CRYPTODISK = xy ]; then + return 0 + fi + + for abstraction in $abstractions; do + if [ "x$abstraction" = xcryptodisk ]; then + return 1 + fi + done + + return 0 +} + +convert_system_path_to_grub_path () +{ + path="$1" + + grub_warn "convert_system_path_to_grub_path() is deprecated. Use prepare_grub_to_access_device() instead." + + # abort if GRUB can't access the path + if is_path_readable_by_grub "${path}" ; then : ; else + return 1 + fi + + if drive="`"${grub_probe}" -t drive "$path"`" ; then : ; else + return 1 + fi + + if relative_path="`make_system_path_relative_to_its_root "$path"`" ; then : ; else + return 1 + fi + + echo "${drive}${relative_path}" +} + +save_default_entry () +{ + if [ "x${GRUB_SAVEDEFAULT}" = "xtrue" ] ; then + cat << EOF +savedefault +EOF + fi +} + +prepare_grub_to_access_device () +{ + old_ifs="$IFS" + IFS=' +' + partmap="`"${grub_probe}" --device $@ --target=partmap`" + for module in ${partmap} ; do + case "${module}" in + netbsd | openbsd) + echo "insmod part_bsd";; + *) + echo "insmod part_${module}";; + esac + done + + # Abstraction modules aren't auto-loaded. + abstraction="`"${grub_probe}" --device $@ --target=abstraction`" + for module in ${abstraction} ; do + echo "insmod ${module}" + done + + fs="`"${grub_probe}" --device $@ --target=fs`" + for module in ${fs} ; do + echo "insmod ${module}" + done + + if [ x$GRUB_ENABLE_CRYPTODISK = xy ]; then + for uuid in `"${grub_probe}" --device $@ --target=cryptodisk_uuid`; do + echo "cryptomount -u $uuid" + done + fi + + # If there's a filesystem UUID that GRUB is capable of identifying, use it; + # otherwise set root as per value in device.map. + fs_hint="`"${grub_probe}" --device $@ --target=compatibility_hint`" + if [ "x$fs_hint" != x ]; then + echo "set root='$fs_hint'" + fi + if [ "x${GRUB_DISABLE_UUID}" != "xtrue" ] && fs_uuid="`"${grub_probe}" --device $@ --target=fs_uuid 2> /dev/null`" ; then + hints="`"${grub_probe}" --device $@ --target=hints_string 2> /dev/null`" || hints= + if [ "x$hints" != x ]; then + echo "if [ x\$feature_platform_search_hint = xy ]; then" + echo " search --no-floppy --fs-uuid --set=root ${hints} ${fs_uuid}" + echo "else" + echo " search --no-floppy --fs-uuid --set=root ${fs_uuid}" + echo "fi" + else + echo "search --no-floppy --fs-uuid --set=root ${fs_uuid}" + fi + fi + IFS="$old_ifs" +} + +grub_get_device_id () +{ + old_ifs="$IFS" + IFS=' +' + device="$1" + if [ "x${GRUB_DISABLE_UUID}" != "xtrue" ] && fs_uuid="`"${grub_probe}" --device ${device} --target=fs_uuid 2> /dev/null`" ; then + echo "$fs_uuid"; + else + echo $device |sed 's, ,_,g' + fi + IFS="$old_ifs" +} + +grub_file_is_not_garbage () +{ + if test -f "$1" ; then + case "$1" in + *.dpkg-*) return 1 ;; # debian dpkg + *.rpmsave|*.rpmnew) return 1 ;; + README*|*/README*) return 1 ;; # documentation + *.sig) return 1 ;; # signatures + esac + else + return 1 + fi + return 0 +} + +version_sort () +{ + case $version_sort_sort_has_v in + yes) + LC_ALL=C sort -V;; + no) + LC_ALL=C sort -n;; + *) + if sort -V </dev/null > /dev/null 2>&1; then + version_sort_sort_has_v=yes + LC_ALL=C sort -V + else + version_sort_sort_has_v=no + LC_ALL=C sort -n + fi;; + esac +} + +version_test_numeric () +{ + version_test_numeric_a="$1" + version_test_numeric_cmp="$2" + version_test_numeric_b="$3" + if [ "$version_test_numeric_a" = "$version_test_numeric_b" ] ; then + case "$version_test_numeric_cmp" in + ge|eq|le) return 0 ;; + gt|lt) return 1 ;; + esac + fi + if [ "$version_test_numeric_cmp" = "lt" ] ; then + version_test_numeric_c="$version_test_numeric_a" + version_test_numeric_a="$version_test_numeric_b" + version_test_numeric_b="$version_test_numeric_c" + fi + if (echo "$version_test_numeric_a" ; echo "$version_test_numeric_b") | version_sort | head -n 1 | grep -qx "$version_test_numeric_b" ; then + return 0 + else + return 1 + fi +} + +version_test_gt () +{ + version_test_gt_a="`echo "$1" | sed -e "s/[^-]*-//"`" + version_test_gt_b="`echo "$2" | sed -e "s/[^-]*-//"`" + version_test_gt_cmp=gt + if [ "x$version_test_gt_b" = "x" ] ; then + return 0 + fi + case "$version_test_gt_a:$version_test_gt_b" in + *.old:*.old) ;; + *.old:*) version_test_gt_a="`echo "$version_test_gt_a" | sed -e 's/\.old$//'`" ; version_test_gt_cmp=gt ;; + *:*.old) version_test_gt_b="`echo "$version_test_gt_b" | sed -e 's/\.old$//'`" ; version_test_gt_cmp=ge ;; + esac + version_test_numeric "$version_test_gt_a" "$version_test_gt_cmp" "$version_test_gt_b" + return "$?" +} + +version_find_latest () +{ + version_find_latest_a="" + for i in "$@" ; do + if version_test_gt "$i" "$version_find_latest_a" ; then + version_find_latest_a="$i" + fi + done + echo "$version_find_latest_a" +} + +# One layer of quotation is eaten by "" and the second by sed; so this turns +# ' into \'. +grub_quote () { + sed "s/'/'\\\\''/g" +} + +gettext_quoted () { + gettext "$@" | grub_quote +} + +# Run the first argument through gettext, and then pass that and all +# remaining arguments to printf. This is a useful abbreviation and tends to +# be easier to type. +gettext_printf () { + gettext_printf_format="$1" + shift + printf "$(gettext "$gettext_printf_format")" "$@" +} + +uses_abstraction () { + device="$1" + old_ifs="$IFS" + IFS=' +' + + abstraction="`"${grub_probe}" --device ${device} --target=abstraction`" + for module in ${abstraction}; do + if test "x${module}" = "x$2"; then + IFS="$old_ifs" + return 0 + fi + done + IFS="$old_ifs" + return 1 +} + +print_option_help () { + if test x$print_option_help_wc = x; then + if wc -L </dev/null > /dev/null 2>&1; then + print_option_help_wc=-L + elif wc -m </dev/null > /dev/null 2>&1; then + print_option_help_wc=-m + else + print_option_help_wc=-b + fi + fi + if test x$grub_have_fmt = x; then + if fmt -w 40 </dev/null > /dev/null 2>&1; then + grub_have_fmt=y; + else + grub_have_fmt=n; + fi + fi + print_option_help_lead=" $1" + print_option_help_lspace="$(echo "$print_option_help_lead" | wc $print_option_help_wc)" + print_option_help_fill="$((26 - print_option_help_lspace))" + printf "%s" "$print_option_help_lead" + if test $print_option_help_fill -le 0; then + print_option_help_nl=y + echo + else + print_option_help_i=0; + while test $print_option_help_i -lt $print_option_help_fill; do + printf " " + print_option_help_i=$((print_option_help_i+1)) + done + print_option_help_nl=n + fi + if test x$grub_have_fmt = xy; then + print_option_help_split="$(echo "$2" | fmt -w 50)" + else + print_option_help_split="$2" + fi + if test x$print_option_help_nl = xy; then + echo "$print_option_help_split" | awk \ + '{ print " " $0; }' + else + echo "$print_option_help_split" | awk 'BEGIN { n = 0 } + { if (n == 1) print " " $0; else print $0; n = 1 ; }' + fi +} + +grub_fmt () { + if test x$grub_have_fmt = x; then + if fmt -w 40 < /dev/null > /dev/null; then + grub_have_fmt=y; + else + grub_have_fmt=n; + fi + fi + + if test x$grub_have_fmt = xy; then + fmt + else + cat + fi +} + +grub_tab=" " + +grub_add_tab () { + sed -e "s/^/$grub_tab/" +} + |