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

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    Revision 226 - (show 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 #!/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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