| 1 | # $Id$
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| 2 |
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| 3 | check_version() {
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| 4 | : <<inline_doc
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| 5 | Tests for a minimum version level. Compares to version numbers and forces an
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| 6 | exit if minimum level not met.
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| 7 | NOTE: This test will fail on versions containing alpha chars. ie. jpeg 6b
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| 8 |
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| 9 | usage: check_version "2.6.2" "`uname -r`" "KERNEL"
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| 10 | check_version "3.0" "$BASH_VERSION" "BASH"
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| 11 | check_version "3.0" "`gcc -dumpversion`" "GCC"
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| 12 |
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| 13 | input vars: $1=min acceptable version
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| 14 | $2=version to check
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| 15 | $3=app name
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| 16 | externals: --
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| 17 | modifies: --
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| 18 | returns: nothing
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| 19 | on error: write text to console and dies
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| 20 | on success: write text to console and returns
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| 21 | inline_doc
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| 22 |
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| 23 | declare -i major minor revision change
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| 24 | declare -i ref_major ref_minor ref_revision ref_change
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| 25 | declare -r spaceSTR=" "
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| 26 |
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| 27 | shopt -s extglob #needed for ${x##*(0)} below
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| 28 |
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| 29 | ref_version=$1
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| 30 | tst_version=$2
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| 31 | TXT=$3
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| 32 |
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| 33 | # This saves us the save/restore hassle of the system IFS value
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| 34 | local IFS
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| 35 |
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| 36 | write_error_and_die() {
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| 37 | echo -e "\n\t\t$TXT version -->${tst_version}<-- is too old.
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| 38 | This script requires ${ref_version} or greater\n"
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| 39 | # Ask the user instead of bomb, to make happy that packages which version
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| 40 | # ouput don't follow our expectations
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| 41 | echo "If you are sure that you have instaled a proper version of ${BOLD}$TXT${OFF}"
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| 42 | echo "but jhalfs has failed to detect it, press 'c' and 'ENTER' keys to continue,"
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| 43 | echo -n "otherwise press 'ENTER' key to stop jhalfs. "
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| 44 | read ANSWER
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| 45 | if [ x$ANSWER != "xc" ] ; then
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| 46 | echo "${nl_}Please, install a proper $TXT version.${nl_}"
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| 47 | exit 1
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| 48 | else
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| 49 | minor=$ref_minor
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| 50 | revision=$ref_revision
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| 51 | fi
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| 52 | }
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| 53 |
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| 54 | echo -ne "${TXT}${dotSTR:${#TXT}} ${L_arrow}${BOLD}${tst_version}${OFF}${R_arrow}"
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| 55 |
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| 56 | # echo -ne "$TXT:\t${L_arrow}${BOLD}${tst_version}${OFF}${R_arrow}"
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| 57 | IFS=".-(pa" # Split up w.x.y.z as well as w.x.y-rc (catch release candidates)
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| 58 | set -- $ref_version # set positional parameters to minimum ver values
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| 59 | ref_major=$1; ref_minor=$2; ref_revision=$3
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| 60 | #
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| 61 | set -- $tst_version # Set positional parameters to test version values
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| 62 | # Values beginning with zero are taken as octal, so that for example
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| 63 | # 2.07.08 gives an error because 08 cannot be octal. The ## stuff supresses
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| 64 | # leading zero's
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| 65 | major=${1##*(0)}; minor=${2##*(0)}; revision=${3##*(0)}
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| 66 | #
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| 67 | # Compare against minimum acceptable version..
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| 68 | (( major > ref_major )) && echo " ${spaceSTR:${#tst_version}}${GREEN}OK${OFF}" && return
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| 69 | (( major < ref_major )) && write_error_and_die
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| 70 | # major=ref_major
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| 71 | (( minor < ref_minor )) && write_error_and_die
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| 72 | (( minor > ref_minor )) && echo " ${spaceSTR:${#tst_version}}${GREEN}OK${OFF}" && return
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| 73 | # minor=ref_minor
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| 74 | (( revision >= ref_revision )) && echo " ${spaceSTR:${#tst_version}}${GREEN}OK${OFF}" && return
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| 75 |
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| 76 | # oops.. write error msg and die
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| 77 | write_error_and_die
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| 78 | }
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| 79 | # local -r PARAM_VALS='${config_param}${dotSTR:${#config_param}} ${L_arrow}${BOLD}${!config_param}${OFF}${R_arrow}'
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| 80 |
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| 81 | #----------------------------#
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| 82 | check_prerequisites() { #
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| 83 | #----------------------------#
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| 84 |
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| 85 | # Avoid translation of version strings
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| 86 | local LC_ALL=C
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| 87 | export LC_ALL
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| 88 |
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| 89 | # LFS/HLFS/CLFS prerequisites
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| 90 | check_version "2.6.25" "`uname -r`" "KERNEL"
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| 91 | check_version "3.2" "$BASH_VERSION" "BASH"
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| 92 | check_version "4.1.2" "`gcc -dumpversion`" "GCC"
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| 93 | check_version "2.5.1" "$(ldd --version | head -n1 | awk '{print $NF}')" "GLIBC"
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| 94 | check_version "2.17" "$(ld --version | head -n1 | awk '{print $NF}')" "BINUTILS"
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| 95 | check_version "1.18" "$(tar --version | head -n1 | cut -d" " -f4)" "TAR"
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| 96 | bzip2Ver="$(bzip2 --version 2>&1 < /dev/null | head -n1 | cut -d" " -f8)"
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| 97 | check_version "1.0.4" "${bzip2Ver%%,*}" "BZIP2"
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| 98 | check_version "2.3" "$(bison --version | head -n1 | cut -d" " -f4)" "BISON"
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| 99 | check_version "6.9" "$(chown --version | head -n1 | cut -d")" -f2)" "COREUTILS"
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| 100 | check_version "2.8.1" "$(diff --version | head -n1 | cut -d" " -f4)" "DIFF"
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| 101 | check_version "4.2.31" "$(find --version | head -n1 | cut -d" " -f4)" "FIND"
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| 102 | check_version "3.1.5" "$(gawk --version | head -n1 | cut -d" " -f3)" "GAWK"
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| 103 | check_version "2.5.1a" "$(grep --version | head -n1 | awk '{print $NF}')" "GREP"
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| 104 | check_version "1.3.12" "$(gzip --version 2>&1 | head -n1 | cut -d" " -f2)" "GZIP"
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| 105 | check_version "1.4.10" "$(m4 --version 2>&1 | head -n1 | awk '{print $NF}')" "M4"
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| 106 | check_version "3.81" "$(make --version | head -n1 | cut -d " " -f3 | cut -c1-4)" "MAKE"
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| 107 | check_version "2.5.4" "$(patch --version | head -n1 | sed 's/.*patch //')" "PATCH"
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| 108 | check_version "5.8.8" "$(perl -V:version | cut -f2 -d\')" "PERL"
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| 109 | check_version "4.1.5" "$(sed --version | head -n1 | cut -d" " -f4)" "SED"
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| 110 | check_version "4.9" "$(makeinfo --version | head -n1 | awk '{ print$NF }')" "TEXINFO"
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| 111 | check_version "5.0.0" "$(xz --version | head -n1 | cut -d" " -f4)" "XZ"
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| 112 | # Check for minimum sudo version
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| 113 | SUDO_LOC="$(whereis -b sudo | cut -d" " -f2)"
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| 114 | if [ -x $SUDO_LOC ]; then
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| 115 | sudoVer="$(sudo -V | head -n1 | cut -d" " -f3)"
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| 116 | check_version "1.7.0" "${sudoVer}" "SUDO"
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| 117 | else
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| 118 | echo "${nl_}\"${RED}sudo${OFF}\" ${BOLD}must be installed on your system for jhalfs to run"
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| 119 | exit 1
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| 120 | fi
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| 121 |
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| 122 | # Check for minimum wget version
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| 123 | WGET_LOC="$(whereis -b wget | cut -d" " -f2)"
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| 124 | if [ -x $WGET_LOC ]; then
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| 125 | wgetVer="$(wget --version | head -n1 | cut -d" " -f3)"
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| 126 | check_version "1.0.0" "${wgetVer}" "WGET"
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| 127 | else
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| 128 | echo "${nl_}\"${RED}wget${OFF}\" ${BOLD}must be installed on your system for jhalfs to run"
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| 129 | exit 1
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| 130 | fi
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| 131 |
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| 132 | # Before checking libmxl2 and libxslt version information, ensure tools needed from those
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| 133 | # packages are actually available. Avoids a small cosmetic bug of book version information
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| 134 | # not being retrieved if xmllint is unavailable, especially when on recent non-LFS hosts.
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| 135 |
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| 136 | XMLLINT_LOC="$(whereis -b xmllint | cut -d" " -f2)"
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| 137 | XSLTPROC_LOC="$(whereis -b xsltproc | cut -d" " -f2)"
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| 138 | XML_NOTE_MSG="${nl_} ${BOLD} This can happen when running jhalfs on non-LFS hosts. ${OFF}"
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| 139 |
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| 140 | if [ ! -x $XMLLINT_LOC ]; then
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| 141 | echo "${nl_}\"${RED}xmllint${OFF}\" ${BOLD}must be installed on your system for jhalfs to run"
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| 142 | echo ${XML_NOTE_MSG}
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| 143 | exit 1
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| 144 | fi
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| 145 |
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| 146 | if [ -x $XSLTPROC_LOC ]; then
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| 147 |
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| 148 | # Check for minimum libxml2 and libxslt versions
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| 149 | xsltprocVer=$(xsltproc -V | head -n1 )
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| 150 | libxmlVer=$(echo $xsltprocVer | cut -d " " -f3)
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| 151 | libxsltVer=$(echo $xsltprocVer | cut -d " " -f5)
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| 152 |
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| 153 | # Version numbers are packed strings not xx.yy.zz format.
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| 154 | check_version "2.06.20" "${libxmlVer:0:1}.${libxmlVer:1:2}.${libxmlVer:3:2}" "LIBXML2"
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| 155 | check_version "1.01.14" "${libxsltVer:0:1}.${libxsltVer:1:2}.${libxsltVer:3:2}" "LIBXSLT"
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| 156 |
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| 157 | else
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| 158 | echo "${nl_}\"${RED}xsltproc${OFF}\" ${BOLD}must be installed on your system for jhalfs to run"
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| 159 | echo ${XML_NOTE_MSG}
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| 160 | exit 1
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| 161 | fi
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| 162 | # The next versions checks are required only when BLFS_TOOL is set and
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| 163 | # this dependencies has not be selected for installation
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| 164 | if [[ "$BLFS_TOOL" = "y" ]] ; then
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| 165 |
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| 166 | if [[ -z "$DEP_TIDY" ]] ; then
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| 167 | tidyVer=$(tidy -V | cut -d " " -f9)
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| 168 | check_version "2004" "${tidyVer}" "TIDY"
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| 169 | fi
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| 170 |
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| 171 | # Check if the proper DocBook-XML-DTD and DocBook-XSL are correctly installed
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| 172 | XML_FILE="<?xml version='1.0' encoding='ISO-8859-1'?>
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| 173 | <?xml-stylesheet type='text/xsl' href='http://docbook.sourceforge.net/release/xsl/1.69.1/xhtml/docbook.xsl'?>
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| 174 | <!DOCTYPE article PUBLIC '-//OASIS//DTD DocBook XML V4.5//EN'
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| 175 | 'http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd'>
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| 176 | <article>
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| 177 | <title>Test file</title>
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| 178 | <sect1>
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| 179 | <title>Some title</title>
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| 180 | <para>Some text</para>
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| 181 | </sect1>
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| 182 | </article>"
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| 183 |
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| 184 | if [[ -z "$DEP_DBXML" ]] ; then
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| 185 | if `echo $XML_FILE | xmllint -noout -postvalid - 2>/dev/null` ; then
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| 186 | check_version "4.5" "4.5" "DocBook XML DTD"
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| 187 | else
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| 188 | echo "Warning: not found a working DocBook XML DTD 4.5 installation"
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| 189 | exit 2
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| 190 | fi
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| 191 | fi
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| 192 |
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| 193 | # if [[ -z "$DEP_DBXSL" ]] ; then
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| 194 | # if `echo $XML_FILE | xsltproc --noout - 2>/dev/null` ; then
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| 195 | # check_version "1.69.1" "1.69.1" "DocBook XSL"
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| 196 | # else
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| 197 | # echo "Warning: not found a working DocBook XSL 1.69.1 installation"
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| 198 | # exit 2
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| 199 | # fi
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| 200 | # fi
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| 201 |
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| 202 | fi # end BLFS_TOOL=Y
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| 203 |
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| 204 | }
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