/[gentoo-x86]/eclass/eutils.eclass
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Revision 1.1 Revision 1.18
1# Copyright 1999-2002 Gentoo Technologies, Inc. 1# Copyright 1999-2003 Gentoo Technologies, Inc.
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/eutils.eclass,v 1.18 2003/02/16 04:26:21 vapier Exp $
4#
3# Author: Martin Schlemmer <azarah@gentoo.org> 5# Author: Martin Schlemmer <azarah@gentoo.org>
4# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.1 2002/10/26 09:16:03 azarah Exp $ 6#
5# This eclass is for general purpose functions that most ebuilds 7# This eclass is for general purpose functions that most ebuilds
6# have to implement themselfs. 8# have to implement themselves.
7# 9#
8# NB: If you add anything, please comment it! 10# NB: If you add anything, please comment it!
9 11
10ECLASS=eutils 12ECLASS=eutils
11INHERITED="$INHERITED $ECLASS" 13INHERITED="$INHERITED $ECLASS"
12 14
13newdepend sys-devel/patch 15newdepend "!bootstrap? ( sys-devel/patch )"
14 16
15DESCRIPTION="Based on the ${ECLASS} eclass" 17DESCRIPTION="Based on the ${ECLASS} eclass"
16 18
17# This function generate linker scripts in /usr/lib for dynamic 19# This function generate linker scripts in /usr/lib for dynamic
18# libs in /lib. This is to fix linking problems when you have 20# libs in /lib. This is to fix linking problems when you have
47 more info. */ 49 more info. */
48GROUP ( /lib/libxxx ) 50GROUP ( /lib/libxxx )
49END_LDSCRIPT 51END_LDSCRIPT
50 52
51 dosed "s:libxxx:$1:" /usr/lib/$1 53 dosed "s:libxxx:$1:" /usr/lib/$1
54
55 return 0
52} 56}
53 57
58# Simple function to draw a line consisting of '=' the same length as $*
59#
60# <azarah@gentoo.org> (11 Nov 2002)
61#
62draw_line() {
63 local i=0
64 local str_length=""
65
66 # Handle calls that do not have args, or wc not being installed ...
67 if [ -z "$1" -o ! -x "$(which wc 2>/dev/null)" ]
68 then
69 echo "==============================================================="
70 return 0
71 fi
72
73 # Get the length of $*
74 str_length="$(echo -n "$*" | wc -m)"
75
76 while [ "$i" -lt "${str_length}" ]
77 do
78 echo -n "="
79
80 i=$((i + 1))
81 done
82
83 echo
84
85 return 0
86}
87
88# Default directory where patches are located
89EPATCH_SOURCE="${WORKDIR}/patch"
90# Default extension for patches
91EPATCH_SUFFIX="patch.bz2"
92# Default options for patch
93EPATCH_OPTS=""
94# List of patches not to apply. Not this is only file names,
95# and not the full path ..
96EPATCH_EXCLUDE=""
97# Change the printed message for a single patch.
98EPATCH_SINGLE_MSG=""
99
100# This function is for bulk patching, or in theory for just one
101# or two patches.
102#
103# It should work with .bz2, .gz, .zip and plain text patches.
104# Currently all patches should be the same format.
105#
106# You do not have to specify '-p' option to patch, as it will
107# try with -p0 to -p5 until it succeed, or fail at -p5.
108#
109# Above EPATCH_* variables can be used to control various defaults,
110# bug they should be left as is to ensure an ebuild can rely on
111# them for.
112#
113# Patches are applied in current directory.
114#
115# Bulk Patches should preferibly have the form of:
116#
117# ??_${ARCH}_foo.${EPATCH_SUFFIX}
118#
119# For example:
120#
121# 01_all_misc-fix.patch.bz2
122# 02_sparc_another-fix.patch.bz2
123#
124# This ensures that there are a set order, and you can have ARCH
125# specific patches.
126#
127# If you however give an argument to epatch(), it will treat it as a
128# single patch that need to be applied if its a file. If on the other
129# hand its a directory, it will set EPATCH_SOURCE to this.
130#
131# <azarah@gentoo.org> (10 Nov 2002)
132#
133epatch() {
134 local PIPE_CMD=""
135 local STDERR_TARGET="${T}/$$.out"
136 local PATCH_TARGET="${T}/$$.patch"
137 local PATCH_SUFFIX=""
138 local SINGLE_PATCH="no"
139 local x=""
140
141 if [ "$#" -gt 1 ]
142 then
143 eerror "Invalid arguments to epatch()"
144 die "Invalid arguments to epatch()"
145 fi
146
147 if [ -n "$1" -a -f "$1" ]
148 then
149 SINGLE_PATCH="yes"
150
151 local EPATCH_SOURCE="$1"
152 local EPATCH_SUFFIX="${1##*\.}"
153
154 elif [ -n "$1" -a -d "$1" ]
155 then
156 local EPATCH_SOURCE="$1/*.${EPATCH_SUFFIX}"
157 else
158 if [ ! -d ${EPATCH_SOURCE} ]
159 then
160 echo
161 eerror "Cannot find \$EPATCH_SOURCE! Value for \$EPATCH_SOURCE is:"
162 eerror
163 eerror " ${EPATCH_SOURCE}"
164 echo
165 die "Cannot find \$EPATCH_SOURCE!"
166 fi
167
168 local EPATCH_SOURCE="${EPATCH_SOURCE}/*.${EPATCH_SUFFIX}"
169 fi
170
171 case ${EPATCH_SUFFIX##*\.} in
172 bz2)
173 PIPE_CMD="bzip2 -dc"
174 PATCH_SUFFIX="bz2"
175 ;;
176 gz|Z|z)
177 PIPE_CMD="gzip -dc"
178 PATCH_SUFFIX="gz"
179 ;;
180 ZIP|zip)
181 PIPE_CMD="unzip -p"
182 PATCH_SUFFIX="zip"
183 ;;
184 *)
185 PIPE_CMD="cat"
186 PATCH_SUFFIX="patch"
187 ;;
188 esac
189
190 if [ "${SINGLE_PATCH}" = "no" ]
191 then
192 einfo "Applying various patches (bugfixes/updates)..."
193 fi
194 for x in ${EPATCH_SOURCE}
195 do
196 # New ARCH dependant patch naming scheme...
197 #
198 # ???_arch_foo.patch
199 #
200 if [ -f ${x} ] && \
201 [ "${SINGLE_PATCH}" = "yes" -o "${x/_all_}" != "${x}" -o "`eval echo \$\{x/_${ARCH}_\}`" != "${x}" ]
202 then
203 local count=0
204 local popts="${EPATCH_OPTS}"
205
206 if [ -n "${EPATCH_EXCLUDE}" ]
207 then
208 if [ "`eval echo \$\{EPATCH_EXCLUDE/${x##*/}\}`" != "${EPATCH_EXCLUDE}" ]
209 then
210 continue
211 fi
212 fi
213
214 if [ "${SINGLE_PATCH}" = "yes" ]
215 then
216 if [ -n "${EPATCH_SINGLE_MSG}" ]
217 then
218 einfo "${EPATCH_SINGLE_MSG}"
219 else
220 einfo "Applying ${x##*/}..."
221 fi
222 else
223 einfo " ${x##*/}..."
224 fi
225
226 echo "***** ${x##*/} *****" > ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
227 echo >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
228
229 # Allow for prefix to differ ... im lazy, so shoot me :/
230 while [ "${count}" -lt 5 ]
231 do
232 # Generate some useful debug info ...
233 draw_line "***** ${x##*/} *****" >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
234 echo >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
235
236 if [ "${PATCH_SUFFIX}" != "patch" ]
237 then
238 echo -n "PIPE_COMMAND: " >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
239 echo "${PIPE_CMD} ${x} > ${PATCH_TARGET}" >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
240 else
241 PATCH_TARGET="${x}"
242 fi
243
244 echo -n "PATCH COMMAND: " >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
245 echo "patch ${popts} -p${count} < ${PATCH_TARGET}" >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
246
247 echo >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
248 draw_line "***** ${x##*/} *****" >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
249
250 if [ "${PATCH_SUFFIX}" != "patch" ]
251 then
252 if ! (${PIPE_CMD} ${x} > ${PATCH_TARGET}) >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/} 2>&1
253 then
254 echo
255 eerror "Could not extract patch!"
256 #die "Could not extract patch!"
257 count=5
258 break
259 fi
260 fi
261
262 if patch ${popts} --dry-run -f -p${count} < ${PATCH_TARGET} >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/} 2>&1
263 then
264 draw_line "***** ${x##*/} *****" > ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}.real
265 echo >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}.real
266 echo "ACTUALLY APPLYING ${x##*/}..." >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}.real
267 echo >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}.real
268 draw_line "***** ${x##*/} *****" >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}.real
269
270 patch ${popts} -p${count} < ${PATCH_TARGET} >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}.real 2>&1
271
272 if [ "$?" -ne 0 ]
273 then
274 cat ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}.real >> ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
275 echo
276 eerror "A dry-run of patch command succeeded, but actually"
277 eerror "applying the patch failed!"
278 #die "Real world sux compared to the dreamworld!"
279 count=5
280 fi
281
282 rm -f ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}.real
283
284 break
285 fi
286
287 count=$((count + 1))
288 done
289
290 if [ "${PATCH_SUFFIX}" != "patch" ]
291 then
292 rm -f ${PATCH_TARGET}
293 fi
294
295 if [ "${count}" -eq 5 ]
296 then
297 echo
298 eerror "Failed Patch: ${x##*/}!"
299 eerror
300 eerror "Include in your bugreport the contents of:"
301 eerror
302 eerror " ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}"
303 echo
304 die "Failed Patch: ${x##*/}!"
305 fi
306
307 rm -f ${STDERR_TARGET%/*}/${x##*/}-${STDERR_TARGET##*/}
308
309 eend 0
310 fi
311 done
312 if [ "${SINGLE_PATCH}" = "no" ]
313 then
314 einfo "Done with patching"
315 fi
316}
317
318# This function check how many cpu's are present, and then set
319# -j in MAKEOPTS accordingly.
320#
321# Thanks to nall <nall@gentoo.org> for this.
322#
323get_number_of_jobs() {
324 local jobs=0
325
326 if [ ! -r /proc/cpuinfo ]
327 then
328 return 1
329 fi
330
331 # This bit is from H?kan Wessberg <nacka-gentoo@refug.org>, bug #13565.
332 if [ "`egrep "^[[:space:]]*MAKEOPTS=" /etc/make.conf | wc -l`" -gt 0 ]
333 then
334 ADMINOPTS="`egrep "^[[:space:]]*MAKEOPTS=" /etc/make.conf | cut -d= -f2 | sed 's/\"//g'`"
335 ADMINPARAM="`echo ${ADMINOPTS} | gawk '{match($0, /-j *[0-9]*/, opt); print opt[0]}'`"
336 ADMINPARAM="${ADMINPARAM/-j}"
337 fi
338
339 export MAKEOPTS="`echo ${MAKEOPTS} | sed -e 's:-j *[0-9]*::g'`"
340
341 if [ "${ARCH}" = "x86" -o "${ARCH}" = "hppa" ]
342 then
343 # x86 and hppa always has "processor"
344 jobs="$((`grep -c ^processor /proc/cpuinfo` * 2))"
345
346 elif [ "${ARCH}" = "sparc" -o "${ARCH}" = "sparc64" ]
347 then
348 # sparc always has "ncpus active"
349 jobs="$((`grep "^ncpus active" /proc/cpuinfo | sed -e "s/^.*: //"` * 2))"
350
351 elif [ "${ARCH}" = "alpha" ]
352 then
353 # alpha has "cpus active", but only when compiled with SMP
354 if [ "`grep -c "^cpus active" /proc/cpuinfo`" -eq 1 ]
355 then
356 jobs="$((`grep "^cpus active" /proc/cpuinfo | sed -e "s/^.*: //"` * 2))"
357 else
358 jobs=2
359 fi
360
361 elif [ "${ARCH}" = "ppc" ]
362 then
363 # ppc has "processor", but only when compiled with SMP
364 if [ "`grep -c "^processor" /proc/cpuinfo`" -eq 1 ]
365 then
366 jobs="$((`grep -c ^processor /proc/cpuinfo` * 2))"
367 else
368 jobs=2
369 fi
370 elif [ "${ARCH}" = "mips" ]
371 then
372 # mips always has "processor"
373 jobs="$((`grep -c ^processor /proc/cpuinfo` * 2))"
374
375 else
376 jobs="$((`grep -c ^cpu /proc/cpuinfo` * 2))"
377 die "Unknown ARCH -- ${ARCH}!"
378 fi
379
380 # Make sure the number is valid ...
381 if [ "${jobs}" -lt 1 ]
382 then
383 jobs=1
384 fi
385
386 if [ -n "${ADMINPARAM}" ]
387 then
388 if [ "${jobs}" -gt "${ADMINPARAM}" ]
389 then
390 einfo "Setting make jobs to \"-j${ADMINPARAM}\" to ensure successful merge..."
391 export MAKEOPTS="${MAKEOPTS} -j${ADMINPARAM}"
392 else
393 einfo "Setting make jobs to \"-j${jobs}\" to ensure successful merge..."
394 export MAKEOPTS="${MAKEOPTS} -j${jobs}"
395 fi
396 fi
397}
398

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