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Revision 1.9 - (hide annotations) (download)
Fri Mar 10 11:41:39 2006 UTC (12 years, 9 months ago) by vivo
Branch: MAIN
Changes since 1.8: +2 -2 lines
re-add symlinking of libraryes for un-slotted (screwed before)

1 vivo 1.1 # Copyright 1999-2005 Gentoo Foundation
2     # Distributed under the terms of the GNU General Public License v2
3 vivo 1.9 # $Header: /var/cvsroot/gentoo-x86/eclass/mysql_fx.eclass,v 1.8 2006/02/01 18:10:10 vivo Exp $
4 vivo 1.1
5     # Author: Francesco Riosa <vivo at gentoo.org>
6     # Maintainer: Francesco Riosa <vivo at gentoo.org>
7    
8     # helper function, version (integer) may have section separated by dots
9     # for readbility
10     stripdots() {
11     local dotver=${1:-"0"}
12     while [[ "${dotver/./}" != "${dotver}" ]] ; do dotver="${dotver/./}" ; done
13     echo "${dotver:-"0"}"
14     }
15    
16     # bool mysql_check_version_range(char * range, int ver=MYSQL_VERSION_ID, int die_on_err=MYSQL_DIE_ON_RANGE_ERROR)
17     #
18     # Check if a version number fall inside a range.
19     # the range include the extremes and must be specified as
20     # "low_version to hi_version" i.e. "4.00.00.00 to 5.01.99.99"
21     # Return true if inside the range
22     # 2005-11-19 <vivo at gentoo.org>
23     mysql_check_version_range() {
24     local lbound="${1%% to *}" ; lbound=$(stripdots "${lbound}")
25     local rbound="${1#* to }" ; rbound=$(stripdots "${rbound}")
26     local my_ver="${2:-"${MYSQL_VERSION_ID}"}"
27     [[ $lbound -le $my_ver && $my_ver -le $rbound ]] && return 0
28     return 1
29     }
30    
31     # private bool _mysql_test_patch_easy( int flags, char * pname )
32     #
33     # true if found at least one appliable range
34     # 2005-11-19 <vivo at gentoo.org>
35     _mysql_test_patch_easy() {
36     local filesdir="${WORKDIR}/mysql-extras"
37     [[ -d "${filesdir}" ]] || die 'sourcedir must be a directory'
38     local flags=$1 pname=$2
39     if [[ $(( $flags & 5 )) -eq 5 ]] ; then
40     einfo "using \"${pname}\""
41     mv "${filesdir}/${pname}" "${EPATCH_SOURCE}" || die "cannot move ${pname}"
42     return 0
43     fi
44     return 1
45     }
46    
47     # void mysql_mv_patches(char * index_file, char * filesdir, int my_ver)
48     #
49     # parse a "index_file" looking for patches to apply to current
50     # version.
51     # If the patch apply then print it's description
52     # 2005-11-19 <vivo at gentoo.org>
53     mysql_mv_patches() {
54     local index_file="${1:-"${WORKDIR}/mysql-extras/index.txt"}"
55     local my_ver="${2:-"${MYSQL_VERSION_ID}"}"
56     local my_test_fx=${3:-"_mysql_test_patch_easy"}
57 vivo 1.8 local dsc ndsc=0 i
58     dsc=( )
59 vivo 1.1
60     # values for flags are (2^x):
61     # 1 - one patch found
62     # 2 - at least one version range is wrong
63     # 4 - at least one version range is _good_
64     local flags=0 pname='' comments=''
65     while read row; do
66     case "${row}" in
67     @patch\ *)
68     ${my_test_fx} $flags "${pname}" \
69     && for (( i=0 ; $i < $ndsc ; i++ )) ; do einfo "> ${dsc[$i]}" ; done
70 vivo 1.8 flags=1 ; ndsc=0 ; dsc=( )
71 vivo 1.1 pname=${row#"@patch "}
72     ;;
73     @ver\ *)
74     if mysql_check_version_range "${row#"@ver "}" "${my_ver}" ; then
75     flags=$(( $flags | 4 ))
76     else
77     flags=$(( $flags | 2 ))
78     fi
79     ;;
80     # @use\ *) ;;
81     @@\ *)
82     dsc[$ndsc]="${row#"@@ "}"
83     (( ++ndsc ))
84     ;;
85     esac
86     done < "${index_file}"
87     ${my_test_fx} $flags "${pname}" \
88     && for (( i=0 ; $i < $ndsc ; i++ )) ; do einfo "> ${dsc[$i]}" ; done
89     }
90    
91 vivo 1.4 # * char mysql_strip_double_slash()
92 vivo 1.1 #
93     # initialize global variables
94     # 2005-11-19 <vivo at gentoo.org>
95     mysql_strip_double_slash() {
96     local path="${1}"
97     local newpath="${path/\/\///}"
98     while [[ ${path} != ${newpath} ]]; do
99     path=${newpath}
100     newpath="${path/\/\///}"
101     done
102     echo "${newpath}"
103     }
104    
105     # Is $2 (defaults to $MYSQL_VERSION_ID) at least version $1?
106     # (nice) idea from versionator.eclass
107     mysql_version_is_at_least() {
108     local want_s=$(stripdots "$1") have_s=$( stripdots "${2:-${MYSQL_VERSION_ID}}")
109     [[ -z "${want_s}" ]] && die "mysql_version_is_at_least missing value"
110     [[ ${want_s} -le ${have_s} ]] && return 0 || return 1
111     }
112    
113 vivo 1.3 # another one inherited from versionator.eclass (version_sort)
114 vivo 1.6 # THERE IS A COPY OF THIS ONE IN ESELECT-MYSQL, keep the two synced
115 vivo 1.3 mysql_make_file_list() {
116     local items= left=0
117 vivo 1.9 items=$( ls -d ${1}-[[:digit:]][[:digit:]][[:digit:]] 2>/dev/null )
118 vivo 1.3
119     while [[ ${left} -lt ${#items[@]} ]] ; do
120     local lowest_idx=${left}
121     local idx=$(( ${lowest_idx} + 1 ))
122     while [[ ${idx} -lt ${#items[@]} ]] ; do
123     [[ "${items[${lowest_idx}]}" > "${items[${idx}]}" ]] \
124     && lowest_idx=${idx}
125     idx=$(( ${idx} + 1 ))
126     done
127     local tmp=${items[${lowest_idx}]}
128     items[${lowest_idx}]=${items[${left}]}
129     items[${left}]=${tmp}
130     left=$(( ${left} + 1 ))
131     done
132     echo ${items[@]}
133     }
134    
135 vivo 1.6 # THERE IS A COPY OF THIS ONE IN ESELECT-MYSQL, keep the two synced
136 vivo 1.3 mysql_choose_better_version() {
137     local items= better="" i
138 vivo 1.7 items="$( ls -d ${1}-[[:digit:]][[:digit:]][[:digit:]] )"
139 vivo 1.3 for i in ${items} ; do
140     if [[ "${i}" > "${better}" ]] ; then
141     better="${i}"
142     fi
143     done
144     echo "${better}"
145     }
146    
147    
148 vivo 1.1 # void mysql_lib_symlinks()
149     #
150     # To be called on the live filesystem, reassign symlinks to each mysql
151     # library to the best version avaiable
152     # 2005-12-30 <vivo at gentoo.org>
153 vivo 1.6 # THERE IS A COPY OF THIS ONE IN ESELECT-MYSQL, keep the two synced
154 vivo 1.1 mysql_lib_symlinks() {
155 vivo 1.3 local d dirlist maxdots soname sonameln other better
156 vivo 1.7 pushd "${ROOT}/usr/lib" &> /dev/null
157 vivo 1.1 # dirlist must contain the less significative directory left
158 vivo 1.5 dirlist="mysql $( mysql_make_file_list mysql )"
159 vivo 1.1
160     # waste some time in removing and recreating symlinks
161     for d in $dirlist ; do
162     for soname in $(find "${d}" -name "*.so*" -and -not -type "l") ; do
163     # maxdot is a limit versus infinite loop
164     maxdots=0
165     sonameln=${soname##*/}
166     # loop in version of the library to link it, similar to the
167     # libtool work
168 vivo 1.3 while [[ ${sonameln:0-3} != '.so' ]] && [[ ${maxdots} -lt 6 ]]
169 vivo 1.1 do
170     rm -f "${sonameln}"
171     ln -s "${soname}" "${sonameln}"
172     (( ++maxdots ))
173     sonameln="${sonameln%.*}"
174     done
175     rm -f "${sonameln}"
176     ln -s "${soname}" "${sonameln}"
177     done
178     done
179 vivo 1.5 popd &> /dev/null
180 vivo 1.3
181     # "include"s and "mysql_config", needed to compile other sw
182 vivo 1.7 for other in "/usr/lib/mysql" "/usr/include/mysql" "/usr/bin/mysql_config" ; do
183 vivo 1.3 pushd "${ROOT}${other%/*}" &> /dev/null
184 vivo 1.7 better=$( mysql_choose_better_version "${other##*/}" )
185 vivo 1.3 if ! [[ -d "${other##*/}" ]] ; then
186     [[ -L "${other##*/}" ]] && rm -f "${other##*/}"
187     ! [[ -f "${other##*/}" ]] && ln -sf "${better}" "${other##*/}"
188 vivo 1.7 else
189     [[ -L "${other##*/}" ]] && rm -f "${other##*/}"
190     ! [[ -d "${other##*/}" ]] && ln -s "${better}" "${other##*/}"
191 vivo 1.3 fi
192     popd &> /dev/null
193     done
194 vivo 1.1 }

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