1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/openpkg/openpkg.sh Tue Jan 06 23:40:39 2009 +0100
1.3 @@ -0,0 +1,299 @@
1.4 +#!@l_prefix@/lib/openpkg/bash
1.5 +##
1.6 +## openpkg -- OpenPKG Tool Chain
1.7 +## Copyright (c) 2000-2007 OpenPKG Foundation e.V. <http://openpkg.net/>
1.8 +## Copyright (c) 2000-2007 Ralf S. Engelschall <http://engelschall.com/>
1.9 +##
1.10 +## Permission to use, copy, modify, and distribute this software for
1.11 +## any purpose with or without fee is hereby granted, provided that
1.12 +## the above copyright notice and this permission notice appear in all
1.13 +## copies.
1.14 +##
1.15 +## THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
1.16 +## WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
1.17 +## MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
1.18 +## IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
1.19 +## CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
1.20 +## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
1.21 +## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
1.22 +## USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
1.23 +## ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
1.24 +## OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
1.25 +## OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.26 +## SUCH DAMAGE.
1.27 +##
1.28 +## openpkg.sh: Execution Frontend (Language: Bourne-Shell)
1.29 +##
1.30 +
1.31 +##
1.32 +## command line parsing
1.33 +##
1.34 +
1.35 +# command line options defaults
1.36 +opt_prefix=""
1.37 +opt_tools=""
1.38 +opt_version=no
1.39 +opt_help=no
1.40 +
1.41 +# process command line options by iterating over arguments
1.42 +for opt
1.43 +do
1.44 + case "${opt}" in
1.45 + -*=*) arg=`echo "${opt}" | sed 's/^[-_a-zA-Z0-9]*=//'` ;;
1.46 + *) arg='' ;;
1.47 + esac
1.48 + case "${opt}" in
1.49 + -v|--version ) opt_version=yes; shift ;;
1.50 + -h|--help ) opt_help=yes; shift ;;
1.51 + --prefix=* ) opt_prefix="${arg}"; shift ;;
1.52 + --tools=* ) opt_tools="${arg}"; shift ;;
1.53 + -* ) echo "openpkg:ERROR: Invalid command-line option \"${opt}\"." 1>&2
1.54 + echo "openpkg:ERROR: Run \"${0} --help\" for list of valid options" 1>&2; exit 1 ;;
1.55 + * ) break ;;
1.56 + esac
1.57 +done
1.58 +
1.59 +##
1.60 +## determine OpenPKG locations
1.61 +##
1.62 +
1.63 +# determine path to OpenPKG instance
1.64 +openpkg_prefix="@l_prefix@"
1.65 +if [ ".${OPENPKG_PREFIX}" != . ]; then
1.66 + openpkg_prefix="${OPENPKG_PREFIX}"
1.67 +fi
1.68 +if [ ".${opt_prefix}" != . ]; then
1.69 + openpkg_prefix="${opt_prefix}"
1.70 +fi
1.71 +if [ -x "${openpkg_prefix}/bin/openpkg" -a -x "${openpkg_prefix}/libexec/openpkg/rpm" ]; then
1.72 + # OpenPKG 2.0 and higher
1.73 + true
1.74 +elif [ -f "${openpkg_prefix}/bin/rpm" -a -x "${openpkg_prefix}/lib/openpkg/rpm" ]; then
1.75 + # OpenPKG 1.x
1.76 + echo "openpkg:ERROR: OpenPKG 1.x instance found under \"${openpkg_prefix}\" (not supported)" 1>&2
1.77 + exit 1
1.78 +else
1.79 + echo "openpkg:ERROR: no OpenPKG instance found under \"${openpkg_prefix}\"" 1>&2
1.80 + exit 1
1.81 +fi
1.82 +
1.83 +# allow convenient all-in-one specification of OpenPKG Tool Chain locations
1.84 +# (assuming the filesystem layout of an uninstalled OpenPKG Tool Chain)
1.85 +openpkg_tools="${OPENPKG_TOOLS}"
1.86 +openpkg_tools_cmdpath="${OPENPKG_TOOLS_CMDPATH}"
1.87 +openpkg_tools_apipath="${OPENPKG_TOOLS_APIPATH}"
1.88 +if [ ".${opt_tool}" != . ]; then
1.89 + openpkg_tools="${opt_tools}"
1.90 +fi
1.91 +if [ ".${openpkg_tools}" != . -a ".${openpkg_tools_cmdpath}" = . ]; then
1.92 + openpkg_tools_cmdpath="${openpkg_tools}/cmd:@"
1.93 +fi
1.94 +if [ ".${openpkg_tools}" != . -a ".${openpkg_tools_apipath}" = . ]; then
1.95 + openpkg_tools_apipath="${openpkg_tools}/api:@"
1.96 +fi
1.97 +
1.98 +# determine path to OpenPKG Tool Chain commands
1.99 +cmdpath="${openpkg_prefix}/libexec/openpkg"
1.100 +if [ -d "${openpkg_prefix}/libexec/openpkg-tools" ]; then
1.101 + # openpkg-tools package overrides
1.102 + cmdpath="${openpkg_prefix}/libexec/openpkg-tools:${cmdpath}"
1.103 +fi
1.104 +if [ -d "${openpkg_prefix}/libexec/openpkg-audit" ]; then
1.105 + # openpkg-audit package overrides
1.106 + cmdpath="${openpkg_prefix}/libexec/openpkg-audit:${cmdpath}"
1.107 +fi
1.108 +if [ ".${openpkg_tools_cmdpath}" != . ]; then
1.109 + # user supplied path overrides
1.110 + cmdpath=`echo "${openpkg_tools_cmdpath}" | sed -e "s;@;${cmdpath};"`
1.111 +fi
1.112 +openpkg_tools_cmdpath=`echo "${cmdpath}" | sed -e 's/::/:/g' -e 's/^://' -e 's/:$//'`
1.113 +
1.114 +# determine path to OpenPKG Tool Chain API
1.115 +apipath=""
1.116 +if [ -d "${openpkg_prefix}/lib/openpkg-tools" ]; then
1.117 + # openpkg-tools package overrides
1.118 + apipath="${openpkg_prefix}/lib/openpkg-tools:${apipath}"
1.119 +fi
1.120 +if [ ".${openpkg_tools_apipath}" != . ]; then
1.121 + # user supplied path overrides
1.122 + apipath=`echo "${openpkg_tools_apipath}" | sed -e "s;@;${apipath};"`
1.123 +fi
1.124 +openpkg_tools_apipath=`echo "${apipath}" | sed -e 's/::/:/g' -e 's/^://' -e 's/:$//'`
1.125 +
1.126 +##
1.127 +## execute stand-alone option commands in advance
1.128 +##
1.129 +
1.130 +# implement stand-alone "--help" option
1.131 +if [ ".${opt_help}" = .yes ]; then
1.132 + release=`${openpkg_prefix}/libexec/openpkg/rpm --eval '%{l_openpkg_release}'`
1.133 + echo ""
1.134 + echo "This is ${release} <http://www.openpkg.org/>"
1.135 + echo "Cross-Platform Unix Software Packaging Facility"
1.136 + echo ""
1.137 + echo "Copyright (c) 2000-2007 OpenPKG Foundation e.V. <http://openpkg.net/>"
1.138 + echo "Copyright (c) 2000-2007 Ralf S. Engelschall <http://engelschall.com/>"
1.139 + echo ""
1.140 + echo "The command \"${openpkg_prefix}/bin/openpkg\" is the official command-line"
1.141 + echo "execution frontend of the OpenPKG tool chain. Its usage is:"
1.142 + echo ""
1.143 + echo " \$ ${openpkg_prefix}/bin/openpkg [<option> ...] \\"
1.144 + echo " <command> [<command-option> ...] [<command-argument> ...]"
1.145 + echo ""
1.146 + echo "where <option> is one of the following global options:"
1.147 + echo " -p, --prefix sets the OpenPKG instance prefix (also: \${OPENPKG_PREFIX})"
1.148 + echo " -t, --tools sets the OpenPKG tool chain prefix (also: \${OPENPKG_TOOLS})"
1.149 + echo " -v, --version display OpenPKG version/release"
1.150 + echo " -h, --help display this usage help message"
1.151 + echo ""
1.152 + echo "where <command> is one of the following commands:"
1.153 + echo " rpm (provided by bootstrap package)"
1.154 + echo " rpmbuild (provided by bootstrap package)"
1.155 + echo " rpm2cpio (provided by bootstrap package)"
1.156 + echo " rpm-config (provided by bootstrap package)"
1.157 + echo " uuid (provided by bootstrap package)"
1.158 + echo " rc (provided by bootstrap package)"
1.159 + echo " lsync (provided by bootstrap package)"
1.160 + echo " man (provided by bootstrap package)"
1.161 + # install command intentionally left out in above display!
1.162 +
1.163 + # dynamically figure out add-on commands
1.164 + for cmd in rpm rpmbuild rpm2cpio rpm-config uuid rc lsync man install; do
1.165 + id=`echo "${cmd}" | sed -e 's/-/_/g'`
1.166 + eval "__cmd_seen_${id}=yes"
1.167 + done
1.168 + OIFS="${IFS}"; IFS=":"
1.169 + for dir in ${openpkg_tools_cmdpath}; do
1.170 + IFS="${OIFS}"
1.171 + if [ ! -d ${dir} ]; then
1.172 + continue
1.173 + fi
1.174 + for cmd in `cd ${dir} 2>/dev/null && echo *`; do
1.175 + name=`echo "${cmd}" | sed -e 's/\.sh$//' -e 's/\.pl$//' \
1.176 + -e 's/^/X/' -e 's/^X\([a-z][a-zA-Z0-9_-]*\)$/\1/' -e 's/^X.*$//'`
1.177 + if [ ".${name}" != . ]; then
1.178 + if [ -f ${dir}/${cmd} ]; then
1.179 + id=`echo "${name}" | sed -e 's/-/_/g'`
1.180 + eval "seen=\$__cmd_seen_${id}"
1.181 + if [ ".${seen}" != .yes ]; then
1.182 + echo "${name}" | awk '{ printf(" %-15s (provided by add-on package)\n", $0); }'
1.183 + eval "__cmd_seen_${id}=yes"
1.184 + fi
1.185 + fi
1.186 + fi
1.187 + done
1.188 + done
1.189 + IFS="${OIFS}"
1.190 + echo ""
1.191 + echo "where <command-option> and <command-argument> are <command> specific"
1.192 + echo "options and arguments. Run \"${openpkg_prefix}/bin/openpkg <command> --help\""
1.193 + echo "and \"${openpkg_prefix}/bin/openpkg man <command>\" for more details."
1.194 + echo ""
1.195 + exit 0
1.196 +fi
1.197 +
1.198 +# implement stand-alone "--version" option
1.199 +if [ ".${opt_version}" = .yes ]; then
1.200 + release=`${openpkg_prefix}/libexec/openpkg/rpm --eval '%{l_openpkg_release}'`
1.201 + version=`${openpkg_prefix}/libexec/openpkg/rpm -q --qf '%{version}' openpkg`
1.202 + echo "${release} (${version})"
1.203 + exit 0
1.204 +fi
1.205 +
1.206 +##
1.207 +## determine command details and execute command appropriately
1.208 +##
1.209 +
1.210 +# command line sanity check
1.211 +if [ ${#} -eq 0 ]; then
1.212 + echo "openpkg:ERROR: Invalid command-line arguments." 1>&2
1.213 + echo "openpkg:ERROR: Run \"${openpkg_prefix}/bin/openpkg --help\" for list of valid arguments." 1>&2
1.214 + exit 1
1.215 +fi
1.216 +
1.217 +# search command by iterating over all command directories
1.218 +cmd="${1}"
1.219 +shift
1.220 +cmd_path=""
1.221 +cmd_shell=""
1.222 +cmd_stack="${OPENPKG_TOOLS_CMDSTACK}"
1.223 +OIFS="${IFS}"; IFS=":"
1.224 +for dir in ${openpkg_tools_cmdpath}; do
1.225 + IFS="${OIFS}"
1.226 +
1.227 + # skip (currently) not existing directory
1.228 + if [ ! -d ${dir} ]; then
1.229 + continue
1.230 + fi
1.231 +
1.232 + # check for various command implementations
1.233 + if [ -x ${dir}/${cmd} ]; then
1.234 + # found executable stand-alone binary
1.235 + cmd_path="${dir}/${cmd}"
1.236 + cmd_shell=""
1.237 + elif [ -f ${dir}/${cmd}.sh ]; then
1.238 + # found non-executable Bourne-Shell script
1.239 + cmd_path="${dir}/${cmd}.sh"
1.240 + cmd_shell="${openpkg_prefix}/lib/openpkg/bash"
1.241 + elif [ -f ${dir}/${cmd}.pl ]; then
1.242 + # found non-executable Perl script
1.243 + cmd_path="${dir}/${cmd}.pl"
1.244 + if [ -x ${openpkg_prefix}/bin/perl ]; then
1.245 + cmd_shell="${openpkg_prefix}/bin/perl"
1.246 + else
1.247 + cmd_shell=`${openpkg_prefix}/lib/openpkg/shtool path -p "$PATH:$openpkg_prefix/lib/openpkg" -m perl 2>&1`
1.248 + if [ ".${cmd_shell}" = . ]; then
1.249 + echo "openpkg:ERROR: No Perl interpreter found in \${PATH}" 1>&2
1.250 + exit 1
1.251 + fi
1.252 + fi
1.253 + # provide Perl module include path(s) to API
1.254 + OIFS="${IFS}"; IFS=":"
1.255 + for dir2 in ${openpkg_tools_apipath}; do
1.256 + IFS="${OIFS}"
1.257 + if [ ! -d ${dir2} ]; then
1.258 + continue
1.259 + fi
1.260 + cmd_shell="${cmd_shell} -I${dir2}"
1.261 + done
1.262 + IFS="${OIFS}"
1.263 + else
1.264 + # command not found, continue searching
1.265 + continue
1.266 + fi
1.267 +
1.268 + # check whether to use this found command or to continue searching
1.269 + # for next command implementation in sequence (in order to support
1.270 + # flexible nested command wrapping)
1.271 + cmd_last=`echo "${cmd_stack}" | sed -e 's;:.*$;;'`
1.272 + if [ ".${cmd_last}" = ".${cmd}" ]; then
1.273 + # we were last command on stack, so pop us from call
1.274 + # stack and continue searching for next implementation
1.275 + cmd_stack=`echo "${cmd_stack}" | sed -e 's;^[^:][^:]*:*;;'`
1.276 + continue
1.277 + else
1.278 + # last command on stack was different, so stop
1.279 + # searching because we found the implementation
1.280 + break
1.281 + fi
1.282 +done
1.283 +IFS="${OIFS}"
1.284 +
1.285 +# sanity check search result
1.286 +if [ ".${cmd_path}" = . ]; then
1.287 + echo "openpkg:ERROR: No such command \"${cmd}\" found in command path" 1>&2
1.288 + echo "openpkg:ERROR: (${openpkg_tools_cmdpath})." 1>&2
1.289 + echo "openpkg:ERROR: Set \${OPENPKG_TOOLS_CMDPATH} appropriately." 1>&2
1.290 + echo "openpkg:ERROR: Run \"${openpkg_prefix}/bin/openpkg --help\" for list of valid commands." 1>&2
1.291 + exit 1
1.292 +fi
1.293 +
1.294 +# export essential run-time information to command
1.295 +export OPENPKG_PREFIX="$openpkg_prefix"
1.296 +export OPENPKG_TOOLS_CMDPROG="${0}"
1.297 +export OPENPKG_TOOLS_CMDNAME="${cmd}"
1.298 +export OPENPKG_TOOLS_CMDSTACK=`echo "${OPENPKG_TOOLS_CMDSTACK}" | sed -e 's;^\(.\);:\1;' -e "s;^;${cmd};"`
1.299 +
1.300 +# execute command
1.301 +eval "exec ${cmd_shell} ${cmd_path} \${1+\"\$@\"}"
1.302 +
