237 lines
6.7 KiB
Bash
237 lines
6.7 KiB
Bash
#!/bin/bash
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# config-getvar -- plugin for @package@
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# Copyright (C) 2007,2008,2010-2012 Davide Madrisan <davide.madrisan@gmail.com>
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[ -z "$BASH" ] || [ ${BASH_VERSION:0:1} -lt 3 ] &&
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{ echo $"this script requires bash version 3 or better" >&2 && exit 1; }
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me=(${0##*/} "@version@" "@date@")
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[ -r @libdir@/libmsgmng.lib ] ||
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{ echo "$me: "$"library not found"": @libdir@/libmsgmng.lib" 1>&2
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exit 1; }
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. @libdir@/libmsgmng.lib
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# default values:
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# - output verbosity
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let "verbose = 1"
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# load the configuration file(s)
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[ -r @libdir@/libcfg.lib ] ||
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{ echo "$me: "$"library not found"": @libdir@/libcfg.lib" 1>&2
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exit 1; }
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. @libdir@/libcfg.lib
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[ -r @libdir@/libtranslate.lib ] ||
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{ echo "$me: "$"library not found"": @libdir@/libtranslate.lib" 1>&2
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exit 1; }
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. @libdir@/libtranslate.lib
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function copying() {
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echo "\
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"$"This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License version 2 as published by the
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Free Software Foundation. There is NO warranty; not even for MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE."
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}
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function version() {
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echo "\
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${me[0]} ${me[1]}
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Copyright (C) 2004-2008,2010,2011 Davide Madrisan <davide.madrisan@gmail.com>"
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}
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# $1: optional exit code (default is '1')
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function usage() {
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version
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echo "\
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"$"Print the value of a given configuration variable"".
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"$"Usage"":
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@frontend@ [-C <conf_file>] --eval=<var>
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"$"where the above options mean"":
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--eval "$"Print the value of the configuration variable <var>""
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--colors "$"Select the theme to be used for the colorized output""
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-C, --config "$"Use an alternate user configuration file"" <conf_file>""
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"$"Default files:"" $default_cfg_strlist""
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"$"Default user files:"" $default_cfg_user_strlist""
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"$"Operation modes"":
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-h, --help "$"Print this help, then exit""
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-V, --version "$"Print version number, then exit""
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-q, --quiet "$"Run in quiet mode""
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-D, --debug "$"Run in debugging mode (very verbose output)""
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"$"Samples"":
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@frontend@ -q -C ${default_cfg_list[0]} --eval=\"logging_dir\"
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@frontend@ --eval rpm_allowed_groups
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@frontend@ --eval rpm_approved_licenses
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"$"Report bugs to <davide.madrisan@gmail.com>."
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exit ${1:-1}
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}
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case $1 in
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--autospec-args-file*)
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if [[ "$1" =~ = ]]; then
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argsfile=`echo $1 | sed 's/^--autospec-args-file=//'`
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else
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argsfile=$2
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fi
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[ -r "$argsfile" ] || notify.error $"cannot read"": \`$argsfile'"
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. $argsfile && rm -f $argsfile
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;;
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esac
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for arg in $@; do
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case $arg in
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-h|--help) usage 0 ;;
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-V|--version) version; echo; copying; exit 0 ;;
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esac
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done
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exec_options=`LC_ALL=C getopt \
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-o C:DqrhV \
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--long eval:,config:,\
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debug,quiet,colors:,help,version,\
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frontend_opts: \
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-n "$me" -- "$@"`
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[ $? = 0 ] || exit 1
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notify.debug "[ ${0} ${exec_options} ]\n"
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eval set -- "$exec_options"
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while :; do
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case $1 in
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--eval)
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autospecvar="$2"; shift ;;
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--colors)
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color_scheme="$2"; shift ;;
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-C|--config)
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cfg_file=$2; shift ;;
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-D|--debug)
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let "verbose = 2" ;;
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-q|--quiet)
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let "verbose = 0" ;;
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-h|--help)
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usage 0 ;;
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-V|--version)
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version; echo; copying; exit 0 ;;
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--) shift; break ;;
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*) notify.error $"unrecognized option"" -- \`$1'" ;;
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esac
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shift
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done
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for arg in $@; do
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[[ -z "$s_rpm_pck" ]] && s_rpm_pck=$arg ||
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notify.error $"unrecognized option"" -- \`$arg'"
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done
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notify.enable_colors "$color_scheme"
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# config.getvar()
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# Parameters:
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# $1 : the configuration file where to look at
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# $2 : the configuration variable to expand
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# Description:
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# Expand the configuration variable `$2' looking in the file `$1'
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function config.getvar() {
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notify.debug "[ ${0}${exec_options} ]\n"
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local cfg_file="$1"
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local autospecvar="$2"
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local cfg_file_lst
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if [ "$cfg_file" ]; then
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for f in $(ls $cfg_file 2>/dev/null); do
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[ -r "$f" ] ||
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notify.error $"configuration file not found"" -- \`$f'"
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done
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cfg_file_lst="$(ls $cfg_file 2>/dev/null)"
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else
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cfg_file_lst="${default_cfg_list[*]}"
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fi
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notify.debug "cfg_file_lst = \"$cfg_file_lst\""
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unset value autospecvar_val autospecvar_file autospecvar_sed
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autospecvar_sed=$(\
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echo "$autospecvar" | sed 's,\[,\\[,g;s,\],\\],g')
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for f in $cfg_file_lst; do
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[ -r $f ] || continue
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confvar_1stline=$(\
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sed -n "/^[ \t]*$autospecvar_sed[[]*[0-9]*[]]*=/p" $f)
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if [[ "$confvar_1stline" ]]; then
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autospecvar_file="$f"
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notify.debug "variable \`$autospecvar' found in \`$f'"
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notify.debug "confvar_1stline = \`$confvar_1stline'"
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[ "$verbose" = 0 ] || notify.note "#[$autospecvar_file]"
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confvar_1stline=$(\
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sed -n "/^[ \t]*$autospecvar_sed[[]*[0-9]*[]]*=/p" $autospecvar_file)
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notify.debug "confvar_1stline = \`$confvar_1stline'"
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case "$confvar_1stline" in
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*[\[0-9*\]]=*)
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# an entry like: ftp_rw_srpms_dir[0]="/devel/SRPMS"
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case "$autospecvar" in
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*[\[0-9*\]])
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sed -n "/^$autospecvar_sed=/{s|.*|&;|p}" \
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$autospecvar_file |
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while read line; do notify.note "$line"; done
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;;
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*) sed -n "/^$autospecvar_sed\[[0-9*]\]=/{s|.*|&;|p}" \
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$autospecvar_file |
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while read line; do notify.note "$line"; done
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;;
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esac
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;;
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*=\"*\"|*=%*|*=[0-9a-zA-Z]*|*=\$*|*=\(*\))
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# entries like:
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# - rpm_macro_make="%make"
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# - rpm_macro_make=%make
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# - ftp_rw_rpms_dir[0]="/devel/RPMS"
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# - arch_list="i586 ppc"
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notify.note "${confvar_1stline};"
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;;
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*=\(*)
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# a variable like:
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# rpm_approved_licenses=(\
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# ... <list of entries, one per line>
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sed -e '/./{H;$!d;}' -e "x;/$autospecvar_sed=(/!d;" \
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$autospecvar_file |
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while read line; do
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case "$line" in
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\#*|"") ;;
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*\)) notify.note "${line};" ;;
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*) notify.note "$line" ;;
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esac
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done
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;;
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*=\"\\)
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# a variable like:
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# format_extra_rules="\
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sed -e '/./{H;$!d;}' -e "x;/$autospecvar_sed=\"/!d;" \
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$autospecvar_file |
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while read line; do
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case "$line" in
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\#*|"") ;;
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*\") notify.note "${line};" ;;
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*) notify.note "$line" ;;
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esac
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done
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;;
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*) notify.error $"(bug)"" -- $FUNCNAME: "$"unknown variable type"
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;;
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esac
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fi
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done
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}
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config.getvar "$cfg_file" "$autospecvar"
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