# Copyright 1999-2007 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/eclass/mysql_fx.eclass,v 1.18 2007/01/12 20:51:28 chtekk Exp $ # Author: Francesco Riosa (Retired) # Maintainer: Luca Longinotti inherit multilib # # Helper function, version (integer) may have sections separated by dots # for readability. # stripdots() { local dotver=${1:-"0"} local v="" local ret=0 if [[ "${dotver/./}" != "${dotver}" ]] ; then # dotted version number for i in 1000000 10000 100 1 ; do v=${dotver%%\.*} # remove leading zeroes while [[ ${#v} -gt 1 ]] && [[ ${v:0:1} == "0" ]] ; do v=${v#0} ; done # increment integer version number ret=$(( ${v} * ${i} + ${ret} )) if [[ "${dotver}" == "${dotver/\.}" ]] ; then dotver=0 else dotver=${dotver#*\.} fi done echo "${ret}" else # already an integer v=${dotver} while [[ ${#v} -gt 1 ]] && [[ ${v:0:1} == "0" ]] ; do v=${v#0} ; done echo "${v}" fi } # # Check if a version number falls inside a given range. # The range includes the extremes and must be specified as # "low_version to high_version" i.e. "4.1.2 to 5.1.99.99". # Returns true if inside the range. # mysql_check_version_range() { local lbound="${1%% to *}" ; lbound=$(stripdots "${lbound}") local rbound="${1#* to }" ; rbound=$(stripdots "${rbound}") local my_ver="${2:-"${MYSQL_VERSION_ID}"}" [[ ${lbound} -le ${my_ver} ]] && [[ ${my_ver} -le ${rbound} ]] && return 0 return 1 } # # True if at least one applicable range is found for the patch. # _mysql_test_patch_ver_pn() { local filesdir="${WORKDIR}/mysql-extras" local allelements=", version, package name" [[ -d "${filesdir}" ]] || die "Source dir must be a directory" local flags=$1 pname=$2 if [[ $(( $flags & $(( 1 + 4 + 16 )) )) -eq 21 ]] ; then einfo "using '${pname}'" mv -f "${filesdir}/${pname}" "${EPATCH_SOURCE}" || die "Couldn't move ${pname}" return 0 fi [[ $(( $flags & $(( 2 + 4 )) )) -gt 0 ]] \ && allelements="${allelements//", version"}" [[ $(( $flags & $(( 8 + 16 )) )) -gt 0 ]] \ && allelements="${allelements//", package name"}" [[ -n "${allelements}" ]] && [[ "${flags}" -gt 0 ]] \ && ewarn "QA notice: ${allelements} missing in ${pname} patch" return 1 } # # Parse a "index_file" looking for patches to apply to the # current MySQL version. # If the patch applies, print its description. # mysql_mv_patches() { local index_file="${1:-"${WORKDIR}/mysql-extras/000_index.txt"}" local my_ver="${2:-"${MYSQL_VERSION_ID}"}" local my_test_fx=${3:-"_mysql_test_patch_ver_pn"} local dsc ndsc=0 i dsc=( ) # Values for flags are (2^x): # 1 - one patch found # 2 - at least one version range is wrong # 4 - at least one version range is ok # 8 - at least one ${PN} did not match # 16 - at least one ${PN} has been matched local flags=0 pname="" while read row ; do case "${row}" in @patch\ *) [[ -n "${pname}" ]] \ && ${my_test_fx} ${flags} "${pname}" \ && for (( i=0 ; $i < $ndsc ; i++ )) ; do einfo "> ${dsc[$i]}" ; done flags=1 ; ndsc=0 ; dsc=( ) pname=${row#"@patch "} ;; @ver\ *) if mysql_check_version_range "${row#"@ver "}" "${my_ver}" ; then flags=$(( ${flags} | 4 )) else flags=$(( ${flags} | 2 )) fi ;; @pn\ *) if [[ ${row#"@pn "} == "${PN}" ]] ; then flags=$(( ${flags} | 16 )) else flags=$(( ${flags} | 8 )) fi ;; # @use\ *) ;; @@\ *) dsc[$ndsc]="${row#"@@ "}" (( ++ndsc )) ;; esac done < "${index_file}" ${my_test_fx} ${flags} "${pname}" \ && for (( i=0 ; $i < $ndsc ; i++ )) ; do einfo "> ${dsc[$i]}" ; done } # # Is $2 (defaults to $MYSQL_VERSION_ID) at least version $1? # (nice) idea from versionator.eclass # mysql_version_is_at_least() { local want_s=$(stripdots "$1") have_s=$(stripdots "${2:-${MYSQL_VERSION_ID}}") [[ -z "${want_s}" ]] && die "mysql_version_is_at_least missing value to check" [[ ${want_s} -le ${have_s} ]] && return 0 || return 1 } # # To be called on the live filesystem, reassigning symlinks of each MySQL # library to the best version available. # mysql_lib_symlinks() { local d dirlist maxdots soname sonameln reldir reldir="${1}" pushd "${reldir}/usr/$(get_libdir)" &> /dev/null # dirlist must contain the less significative directory left dirlist="mysql" # waste some time in removing and recreating symlinks for d in $dirlist ; do for soname in $( find "${d}" -name "*.so*" -and -not -type "l" 2>/dev/null ) ; do # maxdot is a limit versus infinite loop maxdots=0 sonameln=${soname##*/} # loop in version of the library to link it, similar to how # libtool works while [[ ${sonameln:0-3} != '.so' ]] && [[ ${maxdots} -lt 6 ]] ; do rm -f "${sonameln}" ln -s "${soname}" "${sonameln}" (( ++maxdots )) sonameln="${sonameln%.*}" done rm -f "${sonameln}" ln -s "${soname}" "${sonameln}" done done popd &> /dev/null }