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Revision 1.25 Revision 1.95
1# Copyright 1999-2004 Gentoo Technologies, Inc. 1# Copyright 1999-2011 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/libtool.eclass,v 1.25 2004/02/11 19:33:14 azarah Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/libtool.eclass,v 1.95 2011/11/14 17:08:49 vapier Exp $
4# 4
5# Author: Martin Schlemmer <azarah@gentoo.org> 5# @ECLASS: libtool.eclass
6# 6# @MAINTAINER:
7# base-system@gentoo.org
8# @BLURB: quickly update bundled libtool code
9# @DESCRIPTION:
7# This eclass patches ltmain.sh distributed with libtoolized packages with the 10# This eclass patches ltmain.sh distributed with libtoolized packages with the
8# relink and portage patch among others 11# relink and portage patch among others
9 12#
10ECLASS="libtool" 13# Note, this eclass does not require libtool as it only applies patches to
11INHERITED="${INHERITED} ${ECLASS}" 14# generated libtool files. We do not run the libtoolize program because that
12 15# requires a regeneration of the main autotool files in order to work properly.
13newdepend "!bootstrap? ( sys-devel/libtool )"
14 16
15DESCRIPTION="Based on the ${ECLASS} eclass" 17DESCRIPTION="Based on the ${ECLASS} eclass"
16 18
17ELIBTOOL_VERSION="2.0.1" 19inherit multilib toolchain-funcs
18 20
19
20ELT_PATCH_DIR="${PORTDIR}/eclass/ELT-patches" 21ELT_PATCH_DIR="${ECLASSDIR}/ELT-patches"
21ELT_APPLIED_PATCHES=
22
23#
24# Returns all the directories containing ltmain.sh
25#
26ELT_find_ltmain_sh() {
27 local x=
28 local dirlist=
29
30 for x in $(find "${S}" -name 'ltmain.sh')
31 do
32 dirlist="${dirlist} ${x%/*}"
33 done
34
35 echo "${dirlist}"
36}
37 22
38# 23#
39# See if we can apply $2 on $1, and if so, do it 24# See if we can apply $2 on $1, and if so, do it
40# 25#
41ELT_try_and_apply_patch() { 26ELT_try_and_apply_patch() {
42 local ret=0 27 local ret=0
28 local file=$1
43 local patch="$2" 29 local patch=$2
30 local src=$3
31 local disp="${src} patch"
32 local log="${T}/elibtool.log"
33
34 if [[ -z ${__ELT_NOTED_TMP} ]] ; then
35 __ELT_NOTED_TMP=true
36 printf 'temp patch: %s\n' "${patch}" > "${log}"
37 fi
38 printf '\nTrying %s\n' "${disp}" >> "${log}"
44 39
45 # We only support patchlevel of 0 - why worry if its static patches? 40 # We only support patchlevel of 0 - why worry if its static patches?
46 if patch -p0 --dry-run $1 < ${patch} &>${T}/elibtool.log 41 if patch -p0 --dry-run "${file}" "${patch}" >> "${log}" 2>&1 ; then
47 then 42 einfo " Applying ${disp} ..."
48 einfo " Applying $(basename "$(dirname "${patch}")")-${patch##*/}.patch..." 43 patch -p0 -g0 --no-backup-if-mismatch "${file}" "${patch}" >> "${log}" 2>&1
49 patch -p0 $1 < ${patch} &>${T}/elibtool.log
50 ret=$? 44 ret=$?
51 export ELT_APPLIED_PATCHES="${ELT_APPLIED_PATCHES} ${patch##*/}" 45 export ELT_APPLIED_PATCHES="${ELT_APPLIED_PATCHES} ${src}"
52 else 46 else
53 ret=1 47 ret=1
54 fi 48 fi
55 49
56 return ${ret} 50 return "${ret}"
51}
52
53#
54# Get string version of ltmain.sh or ltconfig (passed as $1)
55#
56ELT_libtool_version() {
57 (
58 unset VERSION
59 eval $(grep -e '^[[:space:]]*VERSION=' "$1")
60 echo "${VERSION:-0}"
61 )
57} 62}
58 63
59# 64#
60# Run through the patches in $2 and see if any 65# Run through the patches in $2 and see if any
61# apply to $1 ... 66# apply to $1 ...
62# 67#
63ELT_walk_patches() { 68ELT_walk_patches() {
64 local x= 69 local patch tmp
65 local y=
66 local ret=1 70 local ret=1
71 local file=$1
67 local patch_dir= 72 local patch_set=$2
68
69 if [ -n "$2" ]
70 then
71 if [ -d "${ELT_PATCH_DIR}/$2" ]
72 then
73 patch_dir="${ELT_PATCH_DIR}/$2" 73 local patch_dir="${ELT_PATCH_DIR}/${patch_set}"
74 else 74 local rem_int_dep=$3
75 return ${ret} 75
76 [[ -z ${patch_set} ]] && return 1
77 [[ ! -d ${patch_dir} ]] && return 1
78
79 # Allow patches to use @GENTOO_LIBDIR@ replacements
80 local sed_args=( -e "s:@GENTOO_LIBDIR@:$(get_libdir):g" )
81 if [[ -n ${rem_int_dep} ]] ; then
82 # replace @REM_INT_DEP@ with what was passed
83 # to --remove-internal-dep
84 sed_args+=( -e "s|@REM_INT_DEP@|${rem_int_dep}|g" )
85 fi
86
87 pushd "${ELT_PATCH_DIR}" >/dev/null || die
88
89 # Go through the patches in reverse order (newer version to older)
90 for patch in $(find "${patch_set}" -maxdepth 1 -type f | LC_ALL=C sort -r) ; do
91 tmp="${T}/libtool-elt.patch"
92 sed "${sed_args[@]}" "${patch}" > "${tmp}" || die
93 if ELT_try_and_apply_patch "${file}" "${tmp}" "${patch}" ; then
94 # Break to unwind w/popd rather than return directly
95 ret=0
96 break
76 fi 97 fi
77
78 for x in $(ls -d "${patch_dir}"/* 2>/dev/null)
79 do
80 if [ -n "${x}" -a -f "${x}" ]
81 then
82 # For --remove-internal-dep ...
83 if [ -n "$3" ]
84 then
85 # For replace @REM_INT_DEP@ with what was passed
86 # to --remove-internal-dep
87 sed -e "s|@REM_INT_DEP@|$3|g" ${x} > \
88 ${T}/$$.rem_int_deps.patch
89
90 x="${T}/$$.rem_int_deps.patch"
91 fi
92
93 if ELT_try_and_apply_patch "$1" "${x}"
94 then
95 ret=0
96 break
97 fi
98 fi
99 done 98 done
100 fi
101 99
100 popd >/dev/null
102 return ${ret} 101 return ${ret}
103} 102}
104 103
104# @FUNCTION: elibtoolize
105# @USAGE: [dirs] [--portage] [--reverse-deps] [--patch-only] [--remove-internal-dep=xxx] [--shallow] [--no-uclibc]
106# @DESCRIPTION:
107# Apply a smorgasbord of patches to bundled libtool files. This function
108# should always be safe to run. If no directories are specified, then
109# ${S} will be searched for appropriate files.
110#
111# If the --shallow option is used, then only ${S}/ltmain.sh will be patched.
112#
113# The other options should be avoided in general unless you know what's going on.
105elibtoolize() { 114elibtoolize() {
106 local x= 115 local x
107 local y=
108 local do_portage="no" 116 local do_portage="no"
109 local do_reversedeps="no" 117 local do_reversedeps="no"
110 local do_only_patches="no" 118 local do_only_patches="no"
119 local do_uclibc="yes"
111 local deptoremove= 120 local deptoremove=
112 local my_dirlist= 121 local do_shallow="no"
122 local force="false"
113 local elt_patches="portage relink max_cmd_len sed test tmp" 123 local elt_patches="install-sh ltmain portage relink max_cmd_len sed test tmp cross as-needed"
114 124
115 my_dirlist="$(ELT_find_ltmain_sh)" 125 for x in "$@" ; do
116
117 for x in $*
118 do
119 case "${x}" in 126 case ${x} in
120 "--portage") 127 --portage)
121 # Only apply portage patch, and don't 128 # Only apply portage patch, and don't
122 # 'libtoolize --copy --force' if all patches fail. 129 # 'libtoolize --copy --force' if all patches fail.
123 do_portage="yes" 130 do_portage="yes"
124 ;; 131 ;;
125 "--reverse-deps") 132 --reverse-deps)
126 # Apply the reverse-deps patch 133 # Apply the reverse-deps patch
127 # http://bugzilla.gnome.org/show_bug.cgi?id=75635 134 # http://bugzilla.gnome.org/show_bug.cgi?id=75635
128 do_reversedeps="yes" 135 do_reversedeps="yes"
129 elt_patches="${elt_patches} fix-relink" 136 elt_patches+=" fix-relink"
130 ;; 137 ;;
131 "--patch-only") 138 --patch-only)
132 # Do not run libtoolize if none of the patches apply .. 139 # Do not run libtoolize if none of the patches apply ..
133 do_only_patches="yes" 140 do_only_patches="yes"
134 ;; 141 ;;
135 "^--remove-internal-dep="*) 142 --remove-internal-dep=*)
136 # We will replace @REM_INT_DEP@ with what is needed 143 # We will replace @REM_INT_DEP@ with what is needed
137 # in ELT_walk_patches() ... 144 # in ELT_walk_patches() ...
138 deptoremove="$(echo "${x}" | sed -e 's|--remove-internal-dep=||')" 145 deptoremove=${x#--remove-internal-dep=}
139 146
140 # Add the patch for this ... 147 # Add the patch for this ...
141 [ -n "${deptoremove}" ] && elt_patches="${elt_patches} rem-int-dep" 148 [[ -n ${deptoremove} ]] && elt_patches+=" rem-int-dep"
142 ;; 149 ;;
143 "--shallow") 150 --shallow)
144 # Only patch the ltmain.sh in ${S} 151 # Only patch the ltmain.sh in ${S}
145 if [ -f "${S}/ltmain.sh" ] 152 do_shallow="yes"
146 then
147 my_dirlist="${S}"
148 else
149 my_dirlist=
150 fi
151 ;; 153 ;;
154 --no-uclibc)
155 do_uclibc="no"
156 ;;
157 --force)
158 force="true"
159 ;;
160 *)
161 eerror "Invalid elibtoolize option: ${x}"
162 die "elibtoolize called with ${x} ??"
152 esac 163 esac
153 done 164 done
154 165
155 for x in ${my_dirlist} 166 [[ ${do_uclibc} == "yes" ]] && elt_patches+=" uclibc-conf uclibc-ltconf"
156 do 167
157 local tmp="$(echo "${x}" | sed -e "s|${S}||")" 168 case ${CHOST} in
169 *-aix*) elt_patches+=" hardcode aixrtl aix-noundef" ;; #213277
170 *-darwin*) elt_patches+=" darwin-ltconf darwin-ltmain darwin-conf" ;;
171 *-freebsd*) elt_patches+=" fbsd-conf fbsd-ltconf" ;;
172 *-hpux*) elt_patches+=" hpux-conf deplibs hc-flag-ld hardcode hardcode-relink relink-prog no-lc" ;;
173 *-irix*) elt_patches+=" irix-ltmain" ;;
174 *-mint*) elt_patches+=" mint-conf" ;;
175 esac
176
177 if $(tc-getLD) --version 2>&1 | grep -qs 'GNU gold'; then
178 elt_patches+=" gold-conf"
179 fi
180
181 # Reuse "$@" for dirs to patch
182 set --
183 if [[ ${do_shallow} == "yes" ]] ; then
184 [[ -f ${S}/ltmain.sh ]] && set -- "${S}"
185 else
186 set -- $(find "${S}" -name ltmain.sh -printf '%h ')
187 fi
188
189 local d p
190 for d in "$@" ; do
158 export ELT_APPLIED_PATCHES= 191 export ELT_APPLIED_PATCHES=
159
160 cd ${x}
161 einfo "Patching \${S}$(echo "/${tmp}/ltmain.sh" | sed -e 's|//|/|g')..."
162 192
193 if [[ -f ${d}/.elibtoolized ]] ; then
194 ${force} || continue
195 fi
196
197 einfo "Running elibtoolize in: ${d#${WORKDIR}/}/"
198 if [[ -f ${d}/.elibtoolized ]] ; then
199 ewarn " We've already been run in this tree; you should"
200 ewarn " avoid this if possible (perhaps by filing a bug)"
201 fi
202
163 for y in ${elt_patches} 203 for p in ${elt_patches} ; do
164 do
165 local ret=0 204 local ret=0
166 205
167 case "${y}" in 206 case ${p} in
207 portage)
208 # Stupid test to see if its already applied ...
209 if ! grep -qs 'We do not want portage' "${d}/ltmain.sh" ; then
210 ELT_walk_patches "${d}/ltmain.sh" "${p}"
211 ret=$?
212 fi
213 ;;
168 "rem-int-dep") 214 rem-int-dep)
169 ELT_walk_patches "${x}/ltmain.sh" "${y}" "${deptoremove}" 215 ELT_walk_patches "${d}/ltmain.sh" "${p}" "${deptoremove}"
170 ret=$? 216 ret=$?
171 ;; 217 ;;
172 "fix-relink") 218 fix-relink)
173 # Do not apply if we do not have the relink patch applied ... 219 # Do not apply if we do not have the relink patch applied ...
174 if [ -n "$(grep 'inst_prefix_dir' "${x}/ltmain.sh")" ] 220 if grep -qs 'inst_prefix_dir' "${d}/ltmain.sh" ; then
175 then
176 ELT_walk_patches "${x}/ltmain.sh" "${y}" 221 ELT_walk_patches "${d}/ltmain.sh" "${p}"
177 ret=$? 222 ret=$?
178 fi 223 fi
179 ;; 224 ;;
180 "max_cmd_len") 225 max_cmd_len)
181 # Do not apply if $max_cmd_len is not used ... 226 # Do not apply if $max_cmd_len is not used ...
182 if [ -n "$(grep 'max_cmd_len' "${x}/ltmain.sh")" ] 227 if grep -qs 'max_cmd_len' "${d}/ltmain.sh" ; then
183 then
184 ELT_walk_patches "${x}/ltmain.sh" "${y}" 228 ELT_walk_patches "${d}/ltmain.sh" "${p}"
229 ret=$?
230 fi
231 ;;
232 as-needed)
233 ELT_walk_patches "${d}/ltmain.sh" "${p}"
234 ret=$?
235 ;;
236 uclibc-conf)
237 if grep -qs 'Transform linux' "${d}/configure" ; then
238 ELT_walk_patches "${d}/configure" "${p}"
239 ret=$?
240 # ltmain.sh and co might be in a subdirectory ...
241 elif [[ ! -e ${d}/configure ]] && \
242 grep -qs 'Transform linux' "${d}/../configure" ; then
243 ELT_walk_patches "${d}/../configure" "${p}"
244 ret=$?
245 fi
246 ;;
247 uclibc-ltconf)
248 # Newer libtoolize clears ltconfig, as not used anymore
249 if [[ -s ${d}/ltconfig ]] ; then
250 ELT_walk_patches "${d}/ltconfig" "${p}"
251 ret=$?
252 fi
253 ;;
254 fbsd-conf)
255 if grep -qs 'version_type=freebsd-' "${d}/configure" ; then
256 ELT_walk_patches "${d}/configure" "${p}"
257 ret=$?
258 # ltmain.sh and co might be in a subdirectory ...
259 elif [[ ! -e ${d}/configure ]] && \
260 grep -qs 'version_type=freebsd-' "${d}/../configure" ; then
261 ELT_walk_patches "${d}/../configure" "${p}"
262 ret=$?
263 fi
264 ;;
265 fbsd-ltconf)
266 if [[ -s ${d}/ltconfig ]] ; then
267 ELT_walk_patches "${d}/ltconfig" "${p}"
268 ret=$?
269 fi
270 ;;
271 darwin-conf)
272 if grep -qs '&& echo \.so ||' "${d}/configure" ; then
273 ELT_walk_patches "${d}/configure" "${p}"
274 ret=$?
275 # ltmain.sh and co might be in a subdirectory ...
276 elif [[ ! -e ${d}/configure ]] && \
277 grep -qs '&& echo \.so ||' "${d}/../configure" ; then
278 ELT_walk_patches "${d}/../configure" "${p}"
279 ret=$?
280 fi
281 ;;
282 darwin-ltconf)
283 # Newer libtoolize clears ltconfig, as not used anymore
284 if [[ -s ${d}/ltconfig ]] ; then
285 ELT_walk_patches "${d}/ltconfig" "${p}"
286 ret=$?
287 fi
288 ;;
289 darwin-ltmain)
290 # special case to avoid false positives (failing to apply
291 # ltmain.sh path message), newer libtools have this patch
292 # built in, so not much to patch around then
293 if [[ -e ${d}/ltmain.sh ]] && \
294 ! grep -qs 'verstring="-compatibility_version' "${d}/ltmain.sh" ; then
295 ELT_walk_patches "${d}/ltmain.sh" "${p}"
296 ret=$?
297 fi
298 ;;
299 aixrtl|hpux-conf)
300 ret=1
301 local subret=0
302 # apply multiple patches as often as they match
303 while [[ $subret -eq 0 ]]; do
304 subret=1
305 if [[ -e ${d}/configure ]]; then
306 ELT_walk_patches "${d}/configure" "${p}"
307 subret=$?
308 # ltmain.sh and co might be in a subdirectory ...
309 elif [[ ! -e ${d}/configure && -e ${d}/../configure ]] ; then
310 ELT_walk_patches "${d}/../configure" "${p}"
311 subret=$?
312 fi
313 if [[ $subret -eq 0 ]]; then
314 # have at least one patch succeeded.
315 ret=0
316 fi
317 done
318 ;;
319 mint-conf|gold-conf)
320 ret=1
321 local subret=1
322 if [[ -e ${d}/configure ]]; then
323 ELT_walk_patches "${d}/configure" "${p}"
324 subret=$?
325 # ltmain.sh and co might be in a subdirectory ...
326 elif [[ -e ${d}/../configure ]] ; then
327 ELT_walk_patches "${d}/../configure" "${p}"
328 subret=$?
329 elif [[ -e ${d}/../../configure ]] ; then
330 ELT_walk_patches "${d}/../../configure" "${p}"
331 subret=$?
332 fi
333 if [[ $subret -eq 0 ]]; then
334 # have at least one patch succeeded.
335 ret=0
336 fi
337 ;;
338 install-sh)
339 ELT_walk_patches "${d}/install-sh" "${p}"
340 ret=$?
341 ;;
342 cross)
343 if tc-is-cross-compiler ; then
344 ELT_walk_patches "${d}/ltmain.sh" "${p}"
185 ret=$? 345 ret=$?
186 fi 346 fi
187 ;; 347 ;;
188 *) 348 *)
189 ELT_walk_patches "${x}/ltmain.sh" "${y}" 349 ELT_walk_patches "${d}/ltmain.sh" "${p}"
190 ret=$? 350 ret=$?
191 ;; 351 ;;
192 esac 352 esac
193 353
194 if [ "${ret}" -ne 0 ] 354 if [[ ${ret} -ne 0 ]] ; then
195 then
196 case ${y} in 355 case ${p} in
197 "relink") 356 relink)
357 local version=$(ELT_libtool_version "${d}/ltmain.sh")
198 # Critical patch, but could be applied ... 358 # Critical patch, but could be applied ...
359 # FIXME: Still need a patch for ltmain.sh > 1.4.0
199 if [ -z "$(grep 'inst_prefix_dir' "${x}/ltmain.sh")" ] 360 if ! grep -qs 'inst_prefix_dir' "${d}/ltmain.sh" && \
200 then 361 [[ $(VER_to_int "${version}") -ge $(VER_to_int "1.4.0") ]] ; then
201 ewarn " Could not apply relink.patch!" 362 ewarn " Could not apply relink.patch!"
202 fi 363 fi
203 ;; 364 ;;
204 "portage") 365 portage)
205 # Critical patch - for this one we abort, as it can really 366 # Critical patch - for this one we abort, as it can really
206 # cause breakage without it applied! 367 # cause breakage without it applied!
207 if [ "${do_portage}" = "yes" ] 368 if [[ ${do_portage} == "yes" ]] ; then
208 then
209 # Stupid test to see if its already applied ... 369 # Stupid test to see if its already applied ...
210 if [ -z "$(grep 'We do not want portage' "${x}/ltmain.sh")" ] 370 if ! grep -qs 'We do not want portage' "${d}/ltmain.sh" ; then
211 then
212 echo 371 echo
213 eerror "Portage patch requested, but failed to apply!" 372 eerror "Portage patch requested, but failed to apply!"
373 eerror "Please file a bug report to add a proper patch."
214 die "Portage patch requested, but failed to apply!" 374 die "Portage patch requested, but failed to apply!"
215 fi 375 fi
216 else 376 else
217 ewarn " Could not apply portage.patch!" 377 if grep -qs 'We do not want portage' "${d}/ltmain.sh" ; then
378 # ewarn " Portage patch seems to be already applied."
218 ewarn " Please verify that it is not needed." 379 # ewarn " Please verify that it is not needed."
380 :
381 else
382 local version=$(ELT_libtool_version "${d}"/ltmain.sh)
383 echo
384 eerror "Portage patch failed to apply (ltmain.sh version ${version})!"
385 eerror "Please file a bug report to add a proper patch."
386 die "Portage patch failed to apply!"
387 fi
388 # We do not want to run libtoolize ...
389 ELT_APPLIED_PATCHES="portage"
219 fi 390 fi
391 ;;
392 uclibc-*)
393 [[ ${CHOST} == *-uclibc ]] && ewarn " uClibc patch set '${p}' failed to apply!"
394 ;;
395 fbsd-*)
396 if [[ ${CHOST} == *-freebsd* ]] ; then
397 if [[ -z $(grep 'Handle Gentoo/FreeBSD as it was Linux' \
398 "${d}/configure" "${d}/../configure" 2>/dev/null) ]]; then
399 eerror " FreeBSD patch set '${p}' failed to apply!"
400 die "FreeBSD patch set '${p}' failed to apply!"
401 fi
402 fi
403 ;;
404 darwin-*)
405 [[ ${CHOST} == *"-darwin"* ]] && ewarn " Darwin patch set '${p}' failed to apply!"
220 ;; 406 ;;
221 esac 407 esac
222 fi 408 fi
409 done
223 410
224 if [ -z "${ELT_APPLIED_PATCHES}" ] 411 if [[ -z ${ELT_APPLIED_PATCHES} ]] ; then
412 if [[ ${do_portage} == "no" && \
413 ${do_reversedeps} == "no" && \
414 ${do_only_patches} == "no" && \
415 ${deptoremove} == "" ]]
225 then 416 then
226 if [ "${do_portage}" = "no" -a \ 417 ewarn "Cannot apply any patches, please file a bug about this"
227 "${do_reversedeps}" = "no" -a \
228 "${do_only_patches}" = "no" -a \
229 "${deptoremove}" = "" ]
230 then
231 # Sometimes ltmain.sh is in a subdirectory ...
232 if [ ! -f ${x}/configure.in -a ! -f ${x}/configure.ac ]
233 then
234 if [ -f ${x}/../configure.in -o -f ${x}/../configure.ac ]
235 then
236 cd ${x}/../
237 fi
238 fi
239
240 if which libtoolize &>/dev/null
241 then
242 ewarn "Cannot apply any patch, running libtoolize..."
243 libtoolize --copy --force
244 fi
245 cd ${x}
246 break
247 fi 418 die
248 fi 419 fi
249 done 420 fi
421
422 rm -f "${d}/libtool"
423
424 > "${d}/.elibtoolized"
250 done 425 done
251
252 if [ -f libtool ]
253 then
254 rm -f libtool
255 fi
256
257 # We need to change the pwd back to $S, as we may be called in
258 # src_compile()
259 cd ${S}
260} 426}
261 427
428uclibctoolize() { die "Use elibtoolize"; }
429darwintoolize() { die "Use elibtoolize"; }
430
431# char *VER_major(string)
432#
433# Return the Major (X of X.Y.Z) version
434#
435VER_major() {
436 [[ -z $1 ]] && return 1
437
438 local VER=$@
439 echo "${VER%%[^[:digit:]]*}"
440}
441
442# char *VER_minor(string)
443#
444# Return the Minor (Y of X.Y.Z) version
445#
446VER_minor() {
447 [[ -z $1 ]] && return 1
448
449 local VER=$@
450 VER=${VER#*.}
451 echo "${VER%%[^[:digit:]]*}"
452}
453
454# char *VER_micro(string)
455#
456# Return the Micro (Z of X.Y.Z) version.
457#
458VER_micro() {
459 [[ -z $1 ]] && return 1
460
461 local VER=$@
462 VER=${VER#*.*.}
463 echo "${VER%%[^[:digit:]]*}"
464}
465
466# int VER_to_int(string)
467#
468# Convert a string type version (2.4.0) to an int (132096)
469# for easy compairing or versions ...
470#
471VER_to_int() {
472 [[ -z $1 ]] && return 1
473
474 local VER_MAJOR=$(VER_major "$1")
475 local VER_MINOR=$(VER_minor "$1")
476 local VER_MICRO=$(VER_micro "$1")
477 local VER_int=$(( VER_MAJOR * 65536 + VER_MINOR * 256 + VER_MICRO ))
478
479 # We make version 1.0.0 the minimum version we will handle as
480 # a sanity check ... if its less, we fail ...
481 if [[ ${VER_int} -ge 65536 ]] ; then
482 echo "${VER_int}"
483 return 0
484 fi
485
486 echo 1
487 return 1
488}

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