source: common/libs/func_check_version.sh@ 5fb012d

2.4 ablfs-more legacy new_features trunk
Last change on this file since 5fb012d was 2af991d, checked in by Pierre Labastie <pierre@…>, 10 years ago

Allow "wget --version" to return a missing version field, since only
wget presence is required

  • Property mode set to 100644
File size: 9.7 KB
Line 
1# $Id$
2
3check_version() {
4: <<inline_doc
5 Tests for a minimum version level. Compares to version numbers and forces an
6 exit if minimum level not met.
7 NOTE: This test will fail on versions containing alpha chars. ie. jpeg 6b
8
9 usage: check_version "2.6.2" "`uname -r`" "KERNEL"
10 check_version "3.0" "$BASH_VERSION" "BASH"
11 check_version "3.0" "`gcc -dumpversion`" "GCC"
12
13 input vars: $1=min acceptable version
14 $2=version to check
15 $3=app name
16 externals: --
17 modifies: --
18 returns: nothing
19 on error: write text to console and dies
20 on success: write text to console and returns
21inline_doc
22
23 declare -i major minor revision change
24 declare -i ref_major ref_minor ref_revision ref_change
25 declare -r spaceSTR=" "
26
27 shopt -s extglob #needed for ${x##*(0)} below
28
29 ref_version=$1
30 tst_version=$2
31 TXT=$3
32
33 # This saves us the save/restore hassle of the system IFS value
34 local IFS
35
36 write_error_and_die() {
37 echo -e "\n\t\t$TXT is missing or version -->${tst_version}<-- is too old.
38 This script requires ${ref_version} or greater\n"
39 # Ask the user instead of bomb, to make happy that packages which version
40 # ouput don't follow our expectations
41 echo "If you are sure that you have installed a proper version of ${BOLD}$TXT${OFF}"
42 echo "but jhalfs has failed to detect it, press 'c' and 'ENTER' keys to continue,"
43 echo -n "otherwise press 'ENTER' key to stop jhalfs. "
44 read ANSWER
45 if [ x$ANSWER != "xc" ] ; then
46 echo "${nl_}Please, install a proper $TXT version.${nl_}"
47 exit 1
48 else
49 minor=$ref_minor
50 revision=$ref_revision
51 fi
52 }
53
54 echo -ne "${TXT}${dotSTR:${#TXT}} ${L_arrow}${BOLD}${tst_version}${OFF}${R_arrow}"
55
56# echo -ne "$TXT:\t${L_arrow}${BOLD}${tst_version}${OFF}${R_arrow}"
57 IFS=".-(pab" # Split up w.x.y.z as well as w.x.y-rc (catch release candidates)
58 set -- $ref_version # set positional parameters to minimum ver values
59 ref_major=$1; ref_minor=$2; ref_revision=$3
60 #
61 set -- $tst_version # Set positional parameters to test version values
62 # Values beginning with zero are taken as octal, so that for example
63 # 2.07.08 gives an error because 08 cannot be octal. The ## stuff supresses
64 # leading zero's
65 major=${1##*(0)}; minor=${2##*(0)}; revision=${3##*(0)}
66 #
67 # Compare against minimum acceptable version..
68 (( major > ref_major )) &&
69 echo " ${spaceSTR:${#tst_version}}${GREEN}OK${OFF} (Min version: ${ref_version})" &&
70 return
71 (( major < ref_major )) && write_error_and_die
72 # major=ref_major
73 (( minor < ref_minor )) && write_error_and_die
74 (( minor > ref_minor )) &&
75 echo " ${spaceSTR:${#tst_version}}${GREEN}OK${OFF} (Min version: ${ref_version})" &&
76 return
77 # minor=ref_minor
78 (( revision >= ref_revision )) &&
79 echo " ${spaceSTR:${#tst_version}}${GREEN}OK${OFF} (Min version: ${ref_version})" &&
80 return
81
82 # oops.. write error msg and die
83 write_error_and_die
84}
85# local -r PARAM_VALS='${config_param}${dotSTR:${#config_param}} ${L_arrow}${BOLD}${!config_param}${OFF}${R_arrow}'
86
87#----------------------------#
88check_prerequisites() { #
89#----------------------------#
90
91 case $PROGNAME in
92 clfs | clfs2 | clfs3) HOSTREQS="BOOK/prologue/common/hostreqs.xml" ;;
93 *) HOSTREQS="prologue/hostreqs.xml" ;;
94 esac
95
96 eval $(xsltproc $COMMON_DIR/hostreqs.xsl $BOOK/$HOSTREQS)
97 # Avoid translation of version strings
98 local LC_ALL=C
99 export LC_ALL
100
101 # LFS/HLFS/CLFS prerequisites
102 if [ -n "$MIN_Linux_VER" ]; then
103 check_version "$MIN_Linux_VER" "`uname -r`" "KERNEL"
104 fi
105 if [ -n "$MIN_Bash_VER" ]; then
106 check_version "$MIN_Bash_VER" "$BASH_VERSION" "BASH"
107 fi
108 if [ ! -z $MIN_GCC_VER ]; then
109 check_version "$MIN_GCC_VER" "`gcc -dumpversion`" "GCC"
110 check_version "$MIN_GCC_VER" "`g++ -dumpversion`" "G++"
111 elif [ ! -z $MIN_Gcc_VER ]; then
112 check_version "$MIN_Gcc_VER" "`gcc -dumpversion`" "GCC"
113 fi
114 if [ -n "$MIN_Glibc_VER" ]; then
115 check_version "$MIN_Glibc_VER" "$(ldd --version | head -n1 | awk '{print $NF}')" "GLIBC"
116 fi
117 if [ -n "$MIN_Binutils_VER" ]; then
118 check_version "$MIN_Binutils_VER" "$(ld --version | head -n1 | awk '{print $NF}')" "BINUTILS"
119 fi
120 if [ -n "$MIN_Tar_VER" ]; then
121 check_version "$MIN_Tar_VER" "$(tar --version | head -n1 | cut -d" " -f4)" "TAR"
122 fi
123 if [ -n "$MIN_Bzip2_VER" ]; then
124 bzip2Ver="$(bzip2 --version 2>&1 < /dev/null | head -n1 | cut -d" " -f8)"
125 check_version "$MIN_Bzip2_VER" "${bzip2Ver%%,*}" "BZIP2"
126 fi
127 if [ -n "$MIN_Bison_VER" ]; then
128 check_version "$MIN_Bison_VER" "$(bison --version | head -n1 | cut -d" " -f4)" "BISON"
129 fi
130 if [ -n "$MIN_Coreutils_VER" ]; then
131 check_version "$MIN_Coreutils_VER" "$(chown --version | head -n1 | cut -d" " -f4)" "COREUTILS"
132 fi
133 if [ -n "$MIN_Diffutils_VER" ]; then
134 check_version "$MIN_Diffutils_VER" "$(diff --version | head -n1 | cut -d" " -f4)" "DIFF"
135 fi
136 if [ -n "$MIN_Findutils_VER" ]; then
137 check_version "$MIN_Findutils_VER" "$(find --version | head -n1 | cut -d" " -f4)" "FIND"
138 fi
139 if [ -n "$MIN_Gawk_VER" ]; then
140 check_version "$MIN_Gawk_VER" "$(gawk --version | head -n1 | awk -F'[ ,]+' '{print $3}')" "GAWK"
141 fi
142 if [ -n "$MIN_Grep_VER" ]; then
143 check_version "$MIN_Grep_VER" "$(grep --version | head -n1 | awk '{print $NF}')" "GREP"
144 fi
145 if [ -n "$MIN_Gzip_VER" ]; then
146 check_version "$MIN_Gzip_VER" "$(gzip --version 2>&1 | head -n1 | cut -d" " -f2)" "GZIP"
147 fi
148 if [ -n "$MIN_M4_VER" ]; then
149 check_version "$MIN_M4_VER" "$(m4 --version 2>&1 | head -n1 | awk '{print $NF}')" "M4"
150 fi
151 if [ -n "$MIN_Make_VER" ]; then
152 check_version "$MIN_Make_VER" "$(make --version | head -n1 | cut -d " " -f3 | cut -c1-4)" "MAKE"
153 fi
154 if [ -n "$MIN_Patch_VER" ]; then
155 check_version "$MIN_Patch_VER" "$(patch --version | head -n1 | sed 's/.*patch //')" "PATCH"
156 fi
157 if [ -n "$MIN_Perl_VER" ]; then
158 check_version "$MIN_Perl_VER" "$(perl -V:version | cut -f2 -d\')" "PERL"
159 fi
160 if [ -n "$MIN_Sed_VER" ]; then
161 check_version "$MIN_Sed_VER" "$(sed --version | head -n1 | cut -d" " -f4)" "SED"
162 fi
163 if [ -n "$MIN_Texinfo_VER" ]; then
164 check_version "$MIN_Texinfo_VER" "$(makeinfo --version | head -n1 | awk '{ print$NF }')" "TEXINFO"
165 fi
166 if [ -n "$MIN_Xz_VER" ]; then
167 check_version "$MIN_Xz_VER" "$(xz --version | head -n1 | cut -d" " -f4)" "XZ"
168 fi
169}
170
171#----------------------------#
172check_alfs_tools() { #
173#----------------------------#
174: << inline_doc
175Those tools are needed for the proper operation of jhalfs
176inline_doc
177
178 # Avoid translation of version strings
179 local LC_ALL=C
180 export LC_ALL
181
182 # Check for minimum sudo version
183 SUDO_LOC="$(whereis -b sudo | cut -d" " -f2)"
184 if [ -x $SUDO_LOC ]; then
185 sudoVer="$(sudo -V | head -n1 | cut -d" " -f3)"
186 check_version "1.7.0" "${sudoVer}" "SUDO"
187 else
188 echo "${nl_}\"${RED}sudo${OFF}\" ${BOLD}must be installed on your system for jhalfs to run"
189 exit 1
190 fi
191
192 # Check for wget presence (using a dummy version)
193 WGET_LOC="$(whereis -b wget | cut -d" " -f2)"
194 if [ -x $WGET_LOC ]; then
195 wgetVer="$(wget --version | head -n1 | cut -d" " -f3)"
196 if echo "$wgetVer" | grep -q '^[[:digit:]]'; then
197 check_version "1.0.0" "${wgetVer}" "WGET"
198 else echo Wget detected, but no version found. Continuing anyway.
199 fi
200 else
201 echo "${nl_}\"${RED}wget${OFF}\" ${BOLD}must be installed on your system for jhalfs to run"
202 exit 1
203 fi
204
205 # Before checking libxml2 and libxslt version information, ensure tools
206 # needed from those packages are actually available. Avoids a small
207 # cosmetic bug of book version information not being retrieved if
208 # xmllint is unavailable, especially when on recent non-LFS hosts.
209
210 XMLLINT_LOC="$(whereis -b xmllint | cut -d" " -f2)"
211 XSLTPROC_LOC="$(whereis -b xsltproc | cut -d" " -f2)"
212
213 if [ ! -x $XMLLINT_LOC ]; then
214 echo "${nl_}\"${RED}xmllint${OFF}\" ${BOLD}must be installed on your system for jhalfs to run"
215 exit 1
216 fi
217
218 if [ -x $XSLTPROC_LOC ]; then
219
220 # Check for minimum libxml2 and libxslt versions
221 xsltprocVer=$(xsltproc -V | head -n1 )
222 libxmlVer=$(echo $xsltprocVer | cut -d " " -f3)
223 libxsltVer=$(echo $xsltprocVer | cut -d " " -f5)
224
225 # Version numbers are packed strings not xx.yy.zz format.
226 check_version "2.06.20" "${libxmlVer:0:1}.${libxmlVer:1:2}.${libxmlVer:3:2}" "LIBXML2"
227 check_version "1.01.14" "${libxsltVer:0:1}.${libxsltVer:1:2}.${libxsltVer:3:2}" "LIBXSLT"
228
229 else
230 echo "${nl_}\"${RED}xsltproc${OFF}\" ${BOLD}must be installed on your system for jhalfs to run"
231 exit 1
232 fi
233}
234
235#----------------------------#
236check_blfs_tools() { #
237#----------------------------#
238: << inline_doc
239In addition to the tools needed for the LFS part, tidy and docbook-xml
240are needed for installing the BLFS tools
241inline_doc
242
243 # Avoid translation of version strings
244 local LC_ALL=C
245 export LC_ALL
246
247 tidyVer=$(tidy -V | cut -d " " -f9)
248 check_version "2004" "${tidyVer}" "TIDY"
249
250 # Minimal docbook-xml code for testing
251 XML_FILE="<?xml version='1.0' encoding='ISO-8859-1'?>
252<?xml-stylesheet type='text/xsl' href='http://docbook.sourceforge.net/release/xsl/1.69.1/xhtml/docbook.xsl'?>
253<!DOCTYPE article PUBLIC '-//OASIS//DTD DocBook XML V4.5//EN'
254 'http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd'>
255<article>
256 <title>Test file</title>
257 <sect1>
258 <title>Some title</title>
259 <para>Some text</para>
260 </sect1>
261</article>"
262
263 if `echo $XML_FILE | xmllint -nonet -noout -postvalid - 2>/dev/null` ; then
264 check_version "4.5" "4.5" "DocBook XML DTD"
265 else
266 echo "Error: you need the Docbook XML DTD for installing BLFS tools"
267 exit 2
268 fi
269}
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