OpenPKG Specs: openpkg/openpkg.sh@577aba7f4106 (annotated)

openpkg/openpkg.sh@577aba7f4106 (annotated)

openpkg/openpkg.sh

Thu, 22 Mar 2012 21:51:36 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Mar 2012 21:51:36 +0100
changeset 412: 577aba7f4106
child 428: f880f219c566
permissions: -rw-r--r--

Substitute unknown paths in new patch sections.

 #!@l_prefix@/lib/openpkg/bash
 ##
 ##  openpkg -- OpenPKG Tool Chain
 ##  Copyright (c) 2000-2007 OpenPKG Foundation e.V. <http://openpkg.net/>
 ##  Copyright (c) 2000-2007 Ralf S. Engelschall <http://engelschall.com/>
 ##
 ##  Permission to use, copy, modify, and distribute this software for
 ##  any purpose with or without fee is hereby granted, provided that
 ##  the above copyright notice and this permission notice appear in all
 ##  copies.
 ##
 ##  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 ##  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 ##  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 ##  IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
 ##  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 ##  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 ##  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 ##  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 ##  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 ##  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 ##  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 ##  SUCH DAMAGE.
 ##
 ##  openpkg.sh: Execution Frontend (Language: Bourne-Shell)
 ##
 ##
 ##  command line parsing
 ##
 #   command line options defaults
 opt_prefix=""
 opt_tools=""
 opt_version=no
 opt_help=no
 #   process command line options by iterating over arguments
 for opt
 do
     case "${opt}" in
         -*=*) arg=`echo "${opt}" | sed 's/^[-_a-zA-Z0-9]*=//'` ;;
            *) arg='' ;;
     esac
     case "${opt}" in
         -v|--version ) opt_version=yes;     shift ;;
         -h|--help    ) opt_help=yes;        shift ;;
         --prefix=*   ) opt_prefix="${arg}"; shift ;;
         --tools=*    ) opt_tools="${arg}";  shift ;;
         -* ) echo "openpkg:ERROR: Invalid command-line option \"${opt}\"." 1>&2
              echo "openpkg:ERROR: Run \"${0} --help\" for list of valid options" 1>&2; exit 1 ;;
         *  ) break ;;
     esac
 done
 ##
 ##  determine OpenPKG locations
 ##
 #   determine path to OpenPKG instance
 openpkg_prefix="@l_prefix@"
 if [ ".${OPENPKG_PREFIX}" != . ]; then
     openpkg_prefix="${OPENPKG_PREFIX}"
 fi
 if [ ".${opt_prefix}" != . ]; then
     openpkg_prefix="${opt_prefix}"
 fi
 if [ -x "${openpkg_prefix}/bin/openpkg" -a -x "${openpkg_prefix}/libexec/openpkg/rpm" ]; then
     #   OpenPKG 2.0 and higher
     true
 elif [ -f "${openpkg_prefix}/bin/rpm" -a -x "${openpkg_prefix}/lib/openpkg/rpm" ]; then
     #   OpenPKG 1.x
     echo "openpkg:ERROR: OpenPKG 1.x instance found under \"${openpkg_prefix}\" (not supported)" 1>&2
     exit 1
 else
     echo "openpkg:ERROR: no OpenPKG instance found under \"${openpkg_prefix}\"" 1>&2
     exit 1
 fi
 #   allow convenient all-in-one specification of OpenPKG Tool Chain locations
 #   (assuming the filesystem layout of an uninstalled OpenPKG Tool Chain)
 openpkg_tools="${OPENPKG_TOOLS}"
 openpkg_tools_cmdpath="${OPENPKG_TOOLS_CMDPATH}"
 openpkg_tools_apipath="${OPENPKG_TOOLS_APIPATH}"
 if [ ".${opt_tool}" != . ]; then
     openpkg_tools="${opt_tools}"
 fi
 if [ ".${openpkg_tools}" != . -a ".${openpkg_tools_cmdpath}" = . ]; then
     openpkg_tools_cmdpath="${openpkg_tools}/cmd:@"
 fi
 if [ ".${openpkg_tools}" != . -a ".${openpkg_tools_apipath}" = . ]; then
     openpkg_tools_apipath="${openpkg_tools}/api:@"
 fi
 #   determine path to OpenPKG Tool Chain commands
 cmdpath="${openpkg_prefix}/libexec/openpkg"
 if [ -d "${openpkg_prefix}/libexec/openpkg-tools" ]; then
     #   openpkg-tools package overrides
     cmdpath="${openpkg_prefix}/libexec/openpkg-tools:${cmdpath}"
 fi
 if [ -d "${openpkg_prefix}/libexec/openpkg-audit" ]; then
     #   openpkg-audit package overrides
     cmdpath="${openpkg_prefix}/libexec/openpkg-audit:${cmdpath}"
 fi
 if [ ".${openpkg_tools_cmdpath}" != . ]; then
     #   user supplied path overrides
     cmdpath=`echo "${openpkg_tools_cmdpath}" | sed -e "s;@;${cmdpath};"`
 fi
 openpkg_tools_cmdpath=`echo "${cmdpath}" | sed -e 's/::/:/g' -e 's/^://' -e 's/:$//'`
 #   determine path to OpenPKG Tool Chain API
 apipath=""
 if [ -d "${openpkg_prefix}/lib/openpkg-tools" ]; then
     #   openpkg-tools package overrides
     apipath="${openpkg_prefix}/lib/openpkg-tools:${apipath}"
 fi
 if [ ".${openpkg_tools_apipath}" != . ]; then
     #   user supplied path overrides
     apipath=`echo "${openpkg_tools_apipath}" | sed -e "s;@;${apipath};"`
 fi
 openpkg_tools_apipath=`echo "${apipath}" | sed -e 's/::/:/g' -e 's/^://' -e 's/:$//'`
 ##
 ##  execute stand-alone option commands in advance
 ##
 #   implement stand-alone "--help" option
 if [ ".${opt_help}" = .yes ]; then
     release=`${openpkg_prefix}/libexec/openpkg/rpm --eval '%{l_openpkg_release}'`
     echo ""
     echo "This is ${release} <http://www.openpkg.org/>"
     echo "Cross-Platform Unix Software Packaging Facility"
     echo ""
     echo "Copyright (c) 2000-2007 OpenPKG Foundation e.V. <http://openpkg.net/>"
     echo "Copyright (c) 2000-2007 Ralf S. Engelschall <http://engelschall.com/>"
     echo ""
     echo "The command \"${openpkg_prefix}/bin/openpkg\" is the official command-line"
     echo "execution frontend of the OpenPKG tool chain. Its usage is:"
     echo ""
     echo "  \$ ${openpkg_prefix}/bin/openpkg [<option> ...] \\"
     echo "     <command> [<command-option> ...] [<command-argument> ...]"
     echo ""
     echo "where <option> is one of the following global options:"
     echo "  -p, --prefix    sets the OpenPKG instance prefix   (also: \${OPENPKG_PREFIX})"
     echo "  -t, --tools     sets the OpenPKG tool chain prefix (also: \${OPENPKG_TOOLS})"
     echo "  -v, --version   display OpenPKG version/release"
     echo "  -h, --help      display this usage help message"
     echo ""
     echo "where <command> is one of the following commands:"
     echo "  rpm             (provided by bootstrap package)"
     echo "  rpmbuild        (provided by bootstrap package)"
     echo "  rpm2cpio        (provided by bootstrap package)"
     echo "  rpm-config      (provided by bootstrap package)"
     echo "  uuid            (provided by bootstrap package)"
     echo "  rc              (provided by bootstrap package)"
     echo "  lsync           (provided by bootstrap package)"
     echo "  man             (provided by bootstrap package)"
     #   install command intentionally left out in above display!
     #   dynamically figure out add-on commands
     for cmd in rpm rpmbuild rpm2cpio rpm-config uuid rc lsync man install; do
         id=`echo "${cmd}" | sed -e 's/-/_/g'`
         eval "__cmd_seen_${id}=yes"
     done
     OIFS="${IFS}"; IFS=":"
     for dir in ${openpkg_tools_cmdpath}; do
         IFS="${OIFS}"
         if [ ! -d ${dir} ]; then
             continue
         fi
         for cmd in `cd ${dir} 2>/dev/null && echo *`; do
             name=`echo "${cmd}" | sed -e 's/\.sh$//' -e 's/\.pl$//' \
                  -e 's/^/X/' -e 's/^X\([a-z][a-zA-Z0-9_-]*\)$/\1/' -e 's/^X.*$//'`
             if [ ".${name}" != . ]; then
                 if [ -f ${dir}/${cmd} ]; then
                     id=`echo "${name}" | sed -e 's/-/_/g'`
                     eval "seen=\$__cmd_seen_${id}"
                     if [ ".${seen}" != .yes ]; then
                         echo "${name}" | awk '{ printf("  %-15s (provided by add-on package)\n", $0); }'
                         eval "__cmd_seen_${id}=yes"
                     fi
                 fi
             fi
         done
     done
     IFS="${OIFS}"
     echo ""
     echo "where <command-option> and <command-argument> are <command> specific"
     echo "options and arguments. Run \"${openpkg_prefix}/bin/openpkg <command> --help\""
     echo "and \"${openpkg_prefix}/bin/openpkg man <command>\" for more details."
     echo ""
     exit 0
 fi
 #   implement stand-alone "--version" option
 if [ ".${opt_version}" = .yes ]; then
     release=`${openpkg_prefix}/libexec/openpkg/rpm --eval '%{l_openpkg_release}'`
     version=`${openpkg_prefix}/libexec/openpkg/rpm -q --qf '%{version}' openpkg`
     echo "${release} (${version})"
     exit 0
 fi
 ##
 ##  determine command details and execute command appropriately
 ##
 #   command line sanity check
 if [ ${#} -eq 0 ]; then
     echo "openpkg:ERROR: Invalid command-line arguments." 1>&2
     echo "openpkg:ERROR: Run \"${openpkg_prefix}/bin/openpkg --help\" for list of valid arguments." 1>&2
     exit 1
 fi
 #   search command by iterating over all command directories
 cmd="${1}"
 shift
 cmd_path=""
 cmd_shell=""
 cmd_stack="${OPENPKG_TOOLS_CMDSTACK}"
 OIFS="${IFS}"; IFS=":"
 for dir in ${openpkg_tools_cmdpath}; do
     IFS="${OIFS}"
     #   skip (currently) not existing directory
     if [ ! -d ${dir} ]; then
         continue
     fi
     #   check for various command implementations
     if [ -x ${dir}/${cmd} ]; then
         #   found executable stand-alone binary
         cmd_path="${dir}/${cmd}"
         cmd_shell=""
     elif [ -f ${dir}/${cmd}.sh ]; then
         #   found non-executable Bourne-Shell script
         cmd_path="${dir}/${cmd}.sh"
         cmd_shell="${openpkg_prefix}/lib/openpkg/bash"
     elif [ -f ${dir}/${cmd}.pl ]; then
         #   found non-executable Perl script
         cmd_path="${dir}/${cmd}.pl"
         if [ -x ${openpkg_prefix}/bin/perl ]; then
             cmd_shell="${openpkg_prefix}/bin/perl"
         else
             cmd_shell=`${openpkg_prefix}/lib/openpkg/shtool path -p "$PATH:$openpkg_prefix/lib/openpkg" -m perl 2>&1`
             if [ ".${cmd_shell}" = . ]; then
                 echo "openpkg:ERROR: No Perl interpreter found in \${PATH}" 1>&2
                 exit 1
             fi
         fi
         #   provide Perl module include path(s) to API
         OIFS="${IFS}"; IFS=":"
         for dir2 in ${openpkg_tools_apipath}; do
             IFS="${OIFS}"
             if [ ! -d ${dir2} ]; then
                 continue
             fi
             cmd_shell="${cmd_shell} -I${dir2}"
         done
         IFS="${OIFS}"
     else
         #   command not found, continue searching
         continue
     fi
     #   check whether to use this found command or to continue searching
     #   for next command implementation in sequence (in order to support
     #   flexible nested command wrapping)
     cmd_last=`echo "${cmd_stack}" | sed -e 's;:.*$;;'`
     if [ ".${cmd_last}" = ".${cmd}" ]; then
         #   we were last command on stack, so pop us from call
         #   stack and continue searching for next implementation
         cmd_stack=`echo "${cmd_stack}" | sed -e 's;^[^:][^:]*:*;;'`
         continue
     else
         #   last command on stack was different, so stop
         #   searching because we found the implementation
         break
     fi
 done
 IFS="${OIFS}"
 #   sanity check search result
 if [ ".${cmd_path}" = . ]; then
     echo "openpkg:ERROR: No such command \"${cmd}\" found in command path" 1>&2
     echo "openpkg:ERROR: (${openpkg_tools_cmdpath})." 1>&2
     echo "openpkg:ERROR: Set \${OPENPKG_TOOLS_CMDPATH} appropriately." 1>&2
     echo "openpkg:ERROR: Run \"${openpkg_prefix}/bin/openpkg --help\" for list of valid commands." 1>&2
     exit 1
 fi
 #   export essential run-time information to command
 export OPENPKG_PREFIX="$openpkg_prefix"
 export OPENPKG_TOOLS_CMDPROG="${0}"
 export OPENPKG_TOOLS_CMDNAME="${cmd}"
 export OPENPKG_TOOLS_CMDSTACK=`echo "${OPENPKG_TOOLS_CMDSTACK}" | sed -e 's;^\(.\);:\1;' -e "s;^;${cmd};"`
 #   execute command
 eval "exec ${cmd_shell} ${cmd_path} \${1+\"\$@\"}"

OpenPKG Specs / annotate

openpkg/openpkg.sh@577aba7f4106 (annotated)

openpkg/openpkg.sh