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    revision 419 by niro, Mon Jan 22 00:24:14 2007 UTC revision 2269 by niro, Fri Oct 25 06:55:11 2013 UTC
    # Line 1  Line 1 
    1  #!/bin/bash  #!/bin/bash
    2    # $Id$
    3  #depwalker  # dependeny walker
     # $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/depwalker.sh,v 1.5 2007-01-22 00:24:14 niro Exp $  
    4    
    5  # default die function  # default die function
    6  die()  die()
    # Line 22  die() Line 21  die()
    21   source ${MLIBDIR}/mage4.functions.sh || \   source ${MLIBDIR}/mage4.functions.sh || \
    22   die "mage functions missing"   die "mage functions missing"
    23    
     # for tests only  
     # source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage.rc.global  
     # source /etc/mage.rc  
     # source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage4.functions.sh  
     # MLIBDIR=/home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage  
       
     # not serious if missing, only needed for colors  
     [ -f /etc/init.d/functions ] && source /etc/init.d/functions  
       
     # disable colors if wanted  
     if [[ ${NOCOLORS} = true ]]  
     then  
      COLRED=""  
      COLGREEN=""  
      COLYELLOW=""  
      COLBLUE=""  
      COLMAGENTA=""  
      COLWHITE=""  
      COLDEFAULT=""  
     fi  
       
    24  usage()  usage()
    25  {  {
    26   echo   echo
    # Line 55  usage() Line 33  usage()
    33   echo "  -b     --pbuild        build number of the package"   echo "  -b     --pbuild        build number of the package"
    34   echo "  -m     --method        which calc method should be used:"   echo "  -m     --method        which calc method should be used:"
    35   echo "                         install, srcinstall, depend, srcdepend"   echo "                         install, srcinstall, depend, srcdepend"
    36   echo "                         upgrade, srcupgrade"   echo "                         upgrade, srcupgrade,"
    37     echo "                         install-build-prerequisites, pretend-build-prerequisites"
    38     echo "  -d     --debug         enable debug mode"
    39   echo   echo
    40   echo "method,name, version and build must be given !"   echo "method, name, version and build must be given !"
    41   echo   echo
    42   exit 1   exit 1
    43  }  }
    44    
    45    # always default debug=0
    46    DEBUG=0
    47    
    48  # very basic getops  # very basic getops
    49  for i in $*  for i in $*
    50  do  do
    # Line 71  do Line 54  do
    54   --pver|-v) shift; PVER="$1" ;;   --pver|-v) shift; PVER="$1" ;;
    55   --pbuild|-b) shift; PBUILD="$1" ;;   --pbuild|-b) shift; PBUILD="$1" ;;
    56   --method|-m) shift; METHOD="$1" ;;   --method|-m) shift; METHOD="$1" ;;
    57     --debug|-d) shift; DEBUG=1 ;;
    58   --help|-h) usage ;;   --help|-h) usage ;;
    59   esac   esac
    60   shift   shift
    # Line 92  done Line 76  done
    76  ALLDEPS=""  ALLDEPS=""
    77  MAGEFILE="${MAGEDIR}/${PCAT}/${PNAME}/${PNAME}-${PVER}-${PBUILD}.mage"  MAGEFILE="${MAGEDIR}/${PCAT}/${PNAME}/${PNAME}-${PVER}-${PBUILD}.mage"
    78    
    79    # much faster than fgrep
    80    checklist_alldeps()
    81    {
    82     local i
    83     local item="$1"
    84    
    85     for i in ${ALLDEPS}
    86     do
    87     [[ ${i} = ${item} ]] && return 1
    88     done
    89    
    90     return 0
    91    }
    92    
    93    checklist_processeddeps()
    94    {
    95     local i
    96     local item="$1"
    97    
    98     for i in ${PROCESSEDDEPS}
    99     do
    100     [[ ${i} = ${item} ]] && return 1
    101     done
    102    
    103     return 0
    104    }
    105    
    106  #####################  #####################
    107  ##  rumwandern /path/to/mage/file/.mage  ##  depwalking /path/to/mage/file/.mage
    108  rumwandern()  depwalking()
    109  {  {
    110   unset DEPEND   unset DEPEND
    111   unset SDEPEND   unset SDEPEND
    # Line 116  rumwandern() Line 127  rumwandern()
    127   DFILE="$1"   DFILE="$1"
    128    
    129   source ${DFILE}   source ${DFILE}
    130    
    131     # forced nodeps
    132     if [[ ${NODEPS} = true ]]
    133     then
    134     DEPEND=""
    135     SDEPEND=""
    136     fi
    137    
    138   MY_DEPEND="${DEPEND}"   MY_DEPEND="${DEPEND}"
    139    
    140   # for srcinstall & srcdepend only; SDEPEND also needed   # for srcinstall & srcdepend only; SDEPEND also needed
    # Line 138  rumwandern() Line 157  rumwandern()
    157   fi   fi
    158   fi   fi
    159    
    160     if [[ ${METHOD} = install-build-prerequisites ]] || \
    161     [[ ${METHOD} = pretend-build-prerequisites ]]
    162     then
    163     # only one time
    164     if [[ ${LOOP_COUNTER} -lt 1 ]]
    165     then
    166     # only if SDEPEND is not zero
    167     if [ -n "${SDEPEND}" ]
    168     then
    169     # crlf is substantly needed !!
    170     if [ -n "${MY_DEPEND}" ]
    171     then
    172     MY_DEPEND="${MY_DEPEND}
    173     ${SDEPEND}"
    174     else
    175     MY_DEPEND="${SDEPEND}"
    176     fi
    177     fi
    178     fi
    179     LOOP_COUNTER=${LOOP_COUNTER}+1
    180     fi
    181    
    182   unset DEPEND   unset DEPEND
    183   unset SDEPEND   unset SDEPEND
    184    
    # Line 148  rumwandern() Line 189  rumwandern()
    189    
    190   while read SYM DEPNAME   while read SYM DEPNAME
    191   do   do
    192     if [[ ${DEBUG} = 1 ]]
    193     then
    194     echo "DEBUG: DEPNAME='${DEPNAME}'" >&2
    195     fi
    196    
    197     # exclude empty depnames
    198     [[ -z ${DEPNAME} ]] && continue
    199    
    200     # exclude all already processed deps -without version
    201     if ! checklist_processeddeps "${DEPNAME%-*}"
    202     then
    203     continue
    204     fi
    205    
    206     # mark depfile as processed to prevent double runs -without version
    207     # but do not add any virtuals to PROCESSEDDEPS or their resolved
    208     # pkgnames will be ignored and they are missing on the dependecy-list
    209     if [[ ${DEPNAME/virtual\//} = ${DEPNAME} ]]
    210     then
    211     PROCESSEDDEPS="${PROCESSEDDEPS} ${DEPNAME%-*}"
    212     fi
    213    
    214   HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")   HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")
    215     if [[ -z ${HIGHEST_DEPFILE} ]]
    216     then
    217     INVALID_DEPS+=" ${DEPNAME}:${DFILE}"
    218     continue
    219     fi
    220    
    221   PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"   PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"
    222   PNAME="$(magename2pname ${HIGHEST_DEPFILE})"   PNAME="$(magename2pname ${HIGHEST_DEPFILE})"
    223   PVER="$(magename2pver ${HIGHEST_DEPFILE})"   PVER="$(magename2pver ${HIGHEST_DEPFILE})"
    224   PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"   PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"
    225    
    226   ## check ob schon in ALLDEPS enthalten dann mach weiter   ## dep already in ALLDEPS? then going on
    227   if [ -z "$(echo ${ALLDEPS} | fgrep "${HIGHEST_DEPFILE}")" ]  
    228     # usage of fgrep is extremly slow and consumes a lot of cpu power
    229     #if [ -z "$(echo ${ALLDEPS} | fgrep "${HIGHEST_DEPFILE}")" ]
    230     if checklist_alldeps "${HIGHEST_DEPFILE}"
    231   then   then
    232   ### check ob DFILE schon installiert ist ###   ### check if the dependency is already installed ###
    233   if [ ! -d ${MROOT}${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]   if [ ! -d ${MROOT}${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
    234   then   then
    235   rumwandern ${HIGHEST_DEPFILE}   depwalking ${HIGHEST_DEPFILE}
    236   ALLDEPS="${ALLDEPS} ${HIGHEST_DEPFILE}"   ALLDEPS="${ALLDEPS} ${HIGHEST_DEPFILE}"
    237   fi   fi
    238   fi   fi
    # Line 171  EOF Line 242  EOF
    242   return 0   return 0
    243  }  }
    244    
       
     ### abort if this package is already installed (retval 3)  
     # maybe later ?  
     #[ -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ] && exit 3  
       
    245  [[ ${METHOD} = pretend ]] || \  [[ ${METHOD} = pretend ]] || \
    246   [[ ${METHOD} = srcpretend ]] || \   [[ ${METHOD} = srcpretend ]] || \
    247   [[ ${METHOD} = uppretend ]] || \   [[ ${METHOD} = uppretend ]] || \
    248   [[ ${METHOD} = srcuppretend ]] && \   [[ ${METHOD} = srcuppretend ]] || \
    249     [[ ${METHOD} = pretend-build-prerequisites ]] && \
    250   echo -n "Calculating dependencies ... "   echo -n "Calculating dependencies ... "
    251    
    252    
    # Line 197  then Line 264  then
    264   # get the highest mage file from mage-db   # get the highest mage file from mage-db
    265   MAGEFILE="$(get_highest_magefile ${PCAT} ${PNAME})"   MAGEFILE="$(get_highest_magefile ${PCAT} ${PNAME})"
    266    
    267     # if no install candidate was found, record this
    268     # and process with the next one
    269     if [[ -z ${MAGEFILE} ]]
    270     then
    271     NO_UPGRADE_CANDIDATE="${NO_UPGRADE_CANDIDATE} ${PCAT}/${PNAME}"
    272     continue
    273     fi
    274    
    275   # now get the pver&pbuild from the new file   # now get the pver&pbuild from the new file
    276   PVER="$(magename2pver ${MAGEFILE})"   PVER="$(magename2pver ${MAGEFILE})"
    277   PBUILD="$(magename2pbuild ${MAGEFILE})"   PBUILD="$(magename2pbuild ${MAGEFILE})"
    278    
    279   # do not wander files which are installed   # do not walk files which are installed
    280   if [ ! -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]   if [ ! -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
    281   then   then
    282   # get dependencies the package   # get dependencies the package
    283   rumwandern ${MAGEFILE}   depwalking ${MAGEFILE}
       
      # now add the package itself to the dependencies  
      # (if not exists already)  
      if [ -z "$(echo ${ALLDEPS} | fgrep "${MAGEFILE}")" ]  
      then  
      ALLDEPS="${ALLDEPS} ${MAGEFILE}"  
      fi  
    284   fi   fi
    285   done   done
    286  else  else
    287   # get dependencies the package   LOOP_COUNTER=0
    288   rumwandern ${MAGEFILE}   # get all dependencies of the package
    289     depwalking ${MAGEFILE}
    290    fi
    291    
    292    if [[ ${METHOD} != install-build-prerequisites ]] &&
    293     [[ ${METHOD} != pretend-build-prerequisites ]]
    294    then
    295   # now add the package itself to the dependencies   # now add the package itself to the dependencies
    296   ALLDEPS="${ALLDEPS} ${MAGEFILE}"   # (if not exists already)
    297     if checklist_alldeps "${MAGEFILE}"
    298     then
    299     ALLDEPS="${ALLDEPS} ${MAGEFILE}"
    300     fi
    301  fi  fi
    302    
    303  [[ ${METHOD} = pretend ]] || \  [[ ${METHOD} = pretend ]] || \
    304   [[ ${METHOD} = srcpretend ]] || \   [[ ${METHOD} = srcpretend ]] || \
    305   [[ ${METHOD} = uppretend ]] || \   [[ ${METHOD} = uppretend ]] || \
    306   [[ ${METHOD} = srcuppretend ]] && \   [[ ${METHOD} = srcuppretend ]] || \
    307     [[ ${METHOD} = pretend-build-prerequisites ]] && \
    308   echo "done"   echo "done"
    309    
    310    
    # Line 234  fi Line 312  fi
    312  if [[ ${METHOD} = pretend ]] || \  if [[ ${METHOD} = pretend ]] || \
    313   [[ ${METHOD} = srcpretend ]] || \   [[ ${METHOD} = srcpretend ]] || \
    314   [[ ${METHOD} = uppretend ]] || \   [[ ${METHOD} = uppretend ]] || \
    315   [[ ${METHOD} = srcuppretend ]]   [[ ${METHOD} = srcuppretend ]] || \
    316     [[ ${METHOD} = pretend-build-prerequisites ]]
    317  then  then
    318   # this is a little bit faster   # this is a little bit faster
    319   declare -i x=0   declare -i x=0
    # Line 251  then Line 330  then
    330   PBUILD="$(magename2pbuild ${i})"   PBUILD="$(magename2pbuild ${i})"
    331   if [ -z "${list}" ]   if [ -z "${list}" ]
    332   then   then
    333   list="\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"   list="\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
    334   else   else
    335   list="${list}   list="${list}
    336  \t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"  \t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
    # Line 261  then Line 340  then
    340   echo "done"   echo "done"
    341   echo -e "${list}"   echo -e "${list}"
    342   echo   echo
    343    
    344     if [[ ! -z ${INVALID_DEPS} ]]
    345     then
    346     echo -e "${COLRED}Invalid dependencies found:${COLDEFAULT}"
    347     for i in ${INVALID_DEPS}
    348     do
    349     _dep="${i%%:*}"
    350     _mage="${i##*:}"
    351     echo -e "${COLRED} '${_dep}' -> '${_mage}'${COLDEFAULT}"
    352     done
    353     echo
    354     fi
    355    
    356     if [[ ! -z ${NO_UPGRADE_CANDIDATE} ]]
    357     then
    358     echo -e "${COLRED}Currently no candidates found for:${COLDEFAULT}"
    359     for i in ${NO_UPGRADE_CANDIDATE}
    360     do
    361     echo -e "${COLRED}    ${i}${COLDEFAULT}"
    362     done
    363     echo
    364     echo -e "${COLRED}Please consider to uninstall all of them first,${COLDEFAULT}"
    365     echo -e "${COLRED}because these packages does not exist in this distribution${COLDEFAULT}"
    366     echo -e "${COLRED}anymore and there will be no further support for them.${COLDEFAULT}"
    367     echo
    368     fi
    369  fi  fi
    370    
    371  ## return output from src/install deps  ## return output from src/install deps
    372  [[ ${METHOD} = install ]] || \  [[ ${METHOD} = install ]] || \
    373   [[ ${METHOD} = srcinstall ]] || \   [[ ${METHOD} = srcinstall ]] || \
    374   [[ ${METHOD} = upgrade ]] || \   [[ ${METHOD} = upgrade ]] || \
    375   [[ ${METHOD} = srcupgrade ]] && \   [[ ${METHOD} = srcupgrade ]] || \
    376     [[ ${METHOD} = install-build-prerequisites ]] && \
    377   echo "${ALLDEPS}"   echo "${ALLDEPS}"
       
     # delete ${BUILDDIR}/virtuals if exists as not needed anymore  
     #[ -d ${BUILDDIR}/virtuals ] && rm -rf ${BUILDDIR}/virtuals  
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