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    Annotation of /trunk/mage/usr/lib/mage/depwalker.sh

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    Revision 226 - (hide annotations) (download) (as text)
    Fri Sep 9 16:35:46 2005 UTC (18 years, 8 months ago) by niro
    File MIME type: application/x-sh
    File size: 5211 byte(s) 
    complete rewrite
    1 niro 226 #!/bin/bash
    2    
    3     #depwalker
    4     # $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/depwalker.sh,v 1.1 2005-09-09 16:35:27 niro Exp $
    5    
    6     # default die function
    7     die()
    8     {
    9     echo ${COLRED}"$@"${COLDEFAULT}
    10     exit 1
    11     }
    12    
    13     # # include all needed files
    14     # [ -f ${MLIBDIR}/conf/mage.rc.global ] && \
    15     # source ${MLIBDIR}/conf/mage.rc.global || \
    16     # die "${MLIBDIR}/conf/mage.rc.global missing"
    17     #
    18     # [ -f /etc/mage.rc ] && source /etc/mage.rc || \
    19     # die "Your /etc/mage.rc is missing. Aborting."
    20     #
    21     # [ -f ${MLIBDIR}/mage.functions.sh ] && \
    22     # source ${MLIBDIR}/mage.functions.sh || \
    23     # die "mage functions missing"
    24    
    25     # for tests only
    26     source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage.rc.global
    27     source /etc/mage.rc
    28     source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage4.functions.sh
    29    
    30     # not serios if missing, only for colors
    31     [ -f /etc/init.d/functions ] && source /etc/init.d/functions
    32    
    33     # disable colors if wanted
    34     if [[ ${NOCOLORS} = true ]]
    35     then
    36     COLRED=""
    37     COLGREEN=""
    38     COLYELLOW=""
    39     COLBLUE=""
    40     COLMAGENTA=""
    41     COLWHITE=""
    42     COLDEFAULT=""
    43     fi
    44    
    45     usage()
    46     {
    47     echo
    48     echo "Usage: $(basename $0) [command] [arg] ..."
    49     echo
    50     echo " -h --help shows this help"
    51     echo " -c --pcat categorie of the package"
    52     echo " -n --pname name of the package"
    53     echo " -v --pver version number of the package"
    54     echo " -b --pbuild build number of the package"
    55     echo " -m --method which calc method should be used:"
    56     echo " install srcinstall depend srcdepend"
    57     echo
    58     echo "method,name, version and build must be given !"
    59     echo
    60     exit 1
    61     }
    62    
    63     # very basic getops
    64     for i in $*
    65     do
    66     case $1 in
    67     --pcat|-c) shift; PCAT="$1" ;;
    68     --pname|-n) shift; PNAME="$1" ;;
    69     --pver|-v) shift; PVER="$1" ;;
    70     --pbuild|-b) shift; PBUILD="$1" ;;
    71     --method|-m) shift; METHOD="$1" ;;
    72     --help|-h) usage ;;
    73     esac
    74     shift
    75     done
    76    
    77     # sanity checks; abort if not given
    78     [ -z "${PCAT}" ] && usage
    79     [ -z "${PNAME}" ] && usage
    80     [ -z "${PVER}" ] && usage
    81     [ -z "${PBUILD}" ] && usage
    82     [ -z "${METHOD}" ] && usage
    83    
    84     # check needed global vars
    85     [ -z "${MAGEDIR}" ] && die "\$MAGEDIR not set."
    86     [ -z "${INSTALLDB}" ] && die "\$INSTALLDB not set."
    87     [ -z "${BUILDDIR}" ] && die "\$BUILDDIR not set."
    88    
    89     # other needed vars
    90     ALLDEPS=""
    91     MAGEFILE="${MAGEDIR}/${PCAT}/${PNAME}/${PNAME}-${PVER}-${PBUILD}.mage"
    92    
    93     #####################
    94     ## rumwandern /path/to/mage/file/.mage
    95     rumwandern()
    96     {
    97     unset DEPEND
    98     unset SDEPEND
    99     unset MY_DEPEND
    100    
    101     local DFILE
    102     local SYM
    103     local DEPNAME
    104     local HIGHEST_DEPFILE
    105     local MY_DEPEND
    106     local REAL_PGKNAME
    107     local VIRTUAL_NAME
    108     local INSTALL_VIRTUAL
    109     local PNAME
    110     local PCAT
    111    
    112     DFILE="$1"
    113    
    114     source ${DFILE}
    115     MY_DEPEND="${DEPEND}"
    116    
    117     # for srcinstall & srcdepend only; SDEPEND also needed
    118     if [[ ${METHOD} = srcinstall ]] || [[ ${METHOD} = srcpretend ]]
    119     then
    120     # only if SDEPEND is not zero
    121     if [ -n "${SDEPEND}" ]
    122     then
    123     # crlf is substantly needed !!
    124     if [ -n "${MY_DEPEND}" ]
    125     then
    126     MY_DEPEND="${MY_DEPEND}
    127     ${SDEPEND}"
    128     else
    129     MY_DEPEND="${SDEPEND}"
    130     fi
    131     fi
    132     fi
    133    
    134     unset DEPEND
    135     unset SDEPEND
    136    
    137     if [ -z "${MY_DEPEND}" ]
    138     then
    139     return 1
    140     fi
    141    
    142     while read SYM DEPNAME
    143     do
    144     HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")
    145    
    146     PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"
    147     PNAME="$(magename2pname ${HIGHEST_DEPFILE})"
    148     PVER="$(magename2pver ${HIGHEST_DEPFILE})"
    149     PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"
    150    
    151     ## check ob schon in ALLDEPS enthalten dann mach weiter
    152     if [ -z "$(echo ${ALLDEPS} | fgrep "${HIGHEST_DEPFILE}")" ]
    153     then
    154     ### check ob DFILE schon installiert ist ###
    155     if [ ! -d ${MROOT}${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
    156     then
    157     rumwandern ${HIGHEST_DEPFILE}
    158     ALLDEPS="${ALLDEPS} ${HIGHEST_DEPFILE}"
    159     fi
    160     fi
    161     done << EOF
    162     ${MY_DEPEND}
    163     EOF
    164     return 0
    165     }
    166    
    167    
    168     ### abort if this package is already installed (retval 3)
    169     # maybe later ?
    170     #[ -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ] && exit 3
    171    
    172     [[ ${METHOD} = pretend ]] || [[ ${METHOD} = srcpretend ]] && \
    173     echo -n "Calculating dependencies ... "
    174    
    175     # get dependencies the package
    176     rumwandern ${MAGEFILE}
    177    
    178     [[ ${METHOD} = pretend ]] || [[ ${METHOD} = srcpretend ]] && echo "done"
    179    
    180    
    181     # now add the package itself to the dependencies
    182     ALLDEPS="${ALLDEPS} ${MAGEFILE}"
    183    
    184     ## show output of pretend
    185     if [[ ${METHOD} = pretend ]] || [[ ${METHOD} = srcpretend ]]
    186     then
    187     # this is a little bit faster
    188     declare -i x=0
    189     echo -n "Building dependencies list ... "
    190     for i in ${ALLDEPS}
    191     do
    192     (( x++ ))
    193     k="$x"
    194     [ ${x} -le 9 ] && k="0${k}"
    195     #[ ${x} -le 99 ] && k="0${k}"
    196     PCAT="$(magename2pcat ${i})"
    197     PNAME="$(magename2pname ${i})"
    198     PVER="$(magename2pver ${i})"
    199     PBUILD="$(magename2pbuild ${i})"
    200     if [ -z "${list}" ]
    201     then
    202     list="\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
    203     else
    204     list="${list}
    205     \t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
    206     fi
    207     unset PCAT PNAME PVER PBUILD
    208     done
    209     echo "done"
    210     echo -e "${list}"
    211     echo
    212     fi
    213    
    214     ## return output from src/install deps
    215     [[ ${METHOD} = install ]] || [[ ${METHOD} = srcinstall ]] && echo "${ALLDEPS}"
    216    
    217     # delete ${BUILDDIR}/virtuals if exists as not needed anymore
    218     #[ -d ${BUILDDIR}/virtuals ] && rm -rf ${BUILDDIR}/virtuals

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