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Revision 1.5 - (hide annotations) (download)
Tue Jan 24 20:21:37 2006 UTC (13 years, 3 months ago) by vivo
Branch: MAIN
Changes since 1.4: +5 -6 lines
missed $ and wrong assumption made mysql_lib_symlinks fail

1 vivo 1.1 # Copyright 1999-2005 Gentoo Foundation
2     # Distributed under the terms of the GNU General Public License v2
3 vivo 1.5 # $Header: /var/cvsroot/gentoo-x86/eclass/mysql_fx.eclass,v 1.4 2006/01/24 19:14:00 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     local dsc=(), ndsc=0 i
58    
59     # values for flags are (2^x):
60     # 1 - one patch found
61     # 2 - at least one version range is wrong
62     # 4 - at least one version range is _good_
63     local flags=0 pname='' comments=''
64     while read row; do
65     case "${row}" in
66     @patch\ *)
67     ${my_test_fx} $flags "${pname}" \
68     && for (( i=0 ; $i < $ndsc ; i++ )) ; do einfo "> ${dsc[$i]}" ; done
69     flags=1 ; ndsc=0 ; dsc=()
70     pname=${row#"@patch "}
71     ;;
72     @ver\ *)
73     if mysql_check_version_range "${row#"@ver "}" "${my_ver}" ; then
74     flags=$(( $flags | 4 ))
75     else
76     flags=$(( $flags | 2 ))
77     fi
78     ;;
79     # @use\ *) ;;
80     @@\ *)
81     dsc[$ndsc]="${row#"@@ "}"
82     (( ++ndsc ))
83     ;;
84     esac
85     done < "${index_file}"
86     ${my_test_fx} $flags "${pname}" \
87     && for (( i=0 ; $i < $ndsc ; i++ )) ; do einfo "> ${dsc[$i]}" ; done
88     }
89    
90 vivo 1.4 # * char mysql_strip_double_slash()
91 vivo 1.1 #
92     # initialize global variables
93     # 2005-11-19 <vivo at gentoo.org>
94     mysql_strip_double_slash() {
95     local path="${1}"
96     local newpath="${path/\/\///}"
97     while [[ ${path} != ${newpath} ]]; do
98     path=${newpath}
99     newpath="${path/\/\///}"
100     done
101     echo "${newpath}"
102     }
103    
104     # Is $2 (defaults to $MYSQL_VERSION_ID) at least version $1?
105     # (nice) idea from versionator.eclass
106     mysql_version_is_at_least() {
107     local want_s=$(stripdots "$1") have_s=$( stripdots "${2:-${MYSQL_VERSION_ID}}")
108     [[ -z "${want_s}" ]] && die "mysql_version_is_at_least missing value"
109     [[ ${want_s} -le ${have_s} ]] && return 0 || return 1
110     }
111    
112 vivo 1.3 # another one inherited from versionator.eclass (version_sort)
113     mysql_make_file_list() {
114     local items= left=0
115     items=( ${1}-[[:digit:]][[:digit:]][[:digit:]] )
116     [[ "${items}" == "${1}-[[:digit:]][[:digit:]][[:digit:]]" ]] && items=( )
117    
118     while [[ ${left} -lt ${#items[@]} ]] ; do
119     local lowest_idx=${left}
120     local idx=$(( ${lowest_idx} + 1 ))
121     while [[ ${idx} -lt ${#items[@]} ]] ; do
122     [[ "${items[${lowest_idx}]}" > "${items[${idx}]}" ]] \
123     && lowest_idx=${idx}
124     idx=$(( ${idx} + 1 ))
125     done
126     local tmp=${items[${lowest_idx}]}
127     items[${lowest_idx}]=${items[${left}]}
128     items[${left}]=${tmp}
129     left=$(( ${left} + 1 ))
130     done
131     echo ${items[@]}
132     }
133    
134     mysql_choose_better_version() {
135     local items= better="" i
136 vivo 1.5 items="$( ls ${1}-[[:digit:]][[:digit:]][[:digit:]] )"
137 vivo 1.3 for i in ${items} ; do
138     if [[ "${i}" > "${better}" ]] ; then
139     better="${i}"
140     fi
141     done
142     echo "${better}"
143     }
144    
145    
146 vivo 1.1 # void mysql_lib_symlinks()
147     #
148     # To be called on the live filesystem, reassign symlinks to each mysql
149     # library to the best version avaiable
150     # 2005-12-30 <vivo at gentoo.org>
151     mysql_lib_symlinks() {
152 vivo 1.3 local d dirlist maxdots soname sonameln other better
153 vivo 1.5 pushd "${ROOT}/usr/$(get_libdir)/" &> /dev/null
154 vivo 1.1 # dirlist must contain the less significative directory left
155 vivo 1.5 dirlist="mysql $( mysql_make_file_list mysql )"
156 vivo 1.1
157     # waste some time in removing and recreating symlinks
158     for d in $dirlist ; do
159     for soname in $(find "${d}" -name "*.so*" -and -not -type "l") ; do
160     # maxdot is a limit versus infinite loop
161     maxdots=0
162     sonameln=${soname##*/}
163     # loop in version of the library to link it, similar to the
164     # libtool work
165 vivo 1.3 while [[ ${sonameln:0-3} != '.so' ]] && [[ ${maxdots} -lt 6 ]]
166 vivo 1.1 do
167     rm -f "${sonameln}"
168     ln -s "${soname}" "${sonameln}"
169     (( ++maxdots ))
170     sonameln="${sonameln%.*}"
171     done
172     rm -f "${sonameln}"
173     ln -s "${soname}" "${sonameln}"
174     done
175     done
176 vivo 1.5 popd &> /dev/null
177 vivo 1.3
178     # "include"s and "mysql_config", needed to compile other sw
179     for other in "/usr/include/mysql" "/usr/bin/mysql_config" ; do
180     pushd "${ROOT}${other%/*}" &> /dev/null
181     if ! [[ -d "${other##*/}" ]] ; then
182     better=$( mysql_choose_better_version "${other##*/}" )
183     [[ -L "${other##*/}" ]] && rm -f "${other##*/}"
184     ! [[ -f "${other##*/}" ]] && ln -sf "${better}" "${other##*/}"
185     fi
186     popd &> /dev/null
187     done
188 vivo 1.1 }

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