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[perl5.git] / hints / solaris_2.sh
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bc1ad331 1# hints/solaris_2.sh
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2# Contributions by (in alphabetical order) Alan Burlison, Andy Dougherty,
3# Dean Roehrich, Jarkko Hietaniemi, Lupe Christoph, Richard Soderberg and
4# many others.
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5#
6# See README.solaris for additional information.
7#
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8# For consistency with gcc, we do not adopt Sun Marketing's
9# removal of the '2.' prefix from the Solaris version number.
10# (Configure tries to detect an old fixincludes and needs
11# this information.)
12
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13# If perl fails tests that involve dynamic loading of extensions, and
14# you are using gcc, be sure that you are NOT using GNU as and ld. One
15# way to do that is to invoke Configure with
73ad924b 16#
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17# sh Configure -Dcc='gcc -B/usr/ccs/bin/'
18#
19# (Note that the trailing slash is *required*.)
20# gcc will occasionally emit warnings about "unused prefix", but
21# these ought to be harmless. See below for more details.
73ad924b 22
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23# Solaris has secure SUID scripts
24d_suidsafe=${d_suidsafe:-define}
25
5129fff4 26# Be paranoid about nm failing to find symbols
9cad8f9e 27mistrustnm=${mistrustnm:-run}
5129fff4 28
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29# Several people reported problems with perl's malloc, especially
30# when use64bitall is defined or when using gcc.
31# http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters/2001-01/msg01318.html
32# http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters/2001-01/msg00465.html
33usemymalloc=${usemymalloc:-false}
bc1ad331 34
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35# malloc wrap works
36case "$usemallocwrap" in
37'') usemallocwrap='define' ;;
38esac
39
bc1ad331 40# Avoid all libraries in /usr/ucblib.
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41# /lib is just a symlink to /usr/lib
42set `echo $glibpth | sed -e 's@/usr/ucblib@@' -e 's@ /lib @ @'`
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43glibpth="$*"
44
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45# Starting with Solaris 10, we don't want versioned shared libraries because
46# those often indicate a private use only library. Especially badly that would
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47# break things with SUNWbdb (Berkeley DB) being installed, which brings in
48# /usr/lib/libdb.so.1, but that is not really meant for public consumption.
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49# XXX Revisit after perl 5.10 -- should we apply this to older Solaris
50# versions too? (A.D. 11/2007).
0d460bac 51case "`$run uname -r`" in
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525.[0-9]) ;;
53*) ignore_versioned_solibs=y ;;
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54esac
55
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56# Remove unwanted libraries. -lucb contains incompatible routines.
57# -lld and -lsec don't do anything useful. -lcrypt does not
58# really provide anything we need over -lc, so we drop it, too.
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59# -lmalloc can cause a problem with GNU CC & Solaris. Specifically,
60# libmalloc.a may allocate memory that is only 4 byte aligned, but
61# GNU CC on the Sparc assumes that doubles are 8 byte aligned.
62# Thanks to Hallvard B. Furuseth <h.b.furuseth@usit.uio.no>
73ad924b 63set `echo " $libswanted " | sed -e 's@ ld @ @' -e 's@ malloc @ @' -e 's@ ucb @ @' -e 's@ sec @ @' -e 's@ crypt @ @'`
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64libswanted="$*"
65
b1db1e90 66# Look for architecture name. We want to suggest a useful default.
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67case "$archname" in
68'')
69 if test -f /usr/bin/arch; then
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70 archname=`/usr/bin/arch`
71 archname="${archname}-${osname}"
a0d0e21e 72 elif test -f /usr/ucb/arch; then
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73 archname=`/usr/ucb/arch`
74 archname="${archname}-${osname}"
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75 fi
76 ;;
77esac
a0d0e21e 78
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79#
80# This extracts the library directories that will be searched by the Sun
81# Workshop compiler, given the command-line supplied in $tryworkshopcc.
82# Use thusly: loclibpth="`$getworkshoplibs` $loclibpth"
83#
84 getworkshoplibs=`cat <<'END'
85eval $tryworkshopcc -### 2>&1 | \
86sed -n '/ -Y /s!.* -Y "P,\([^"]*\)".*!\1!p' | tr ':' ' ' | \
87sed -e 's!/usr/lib/sparcv9!!' -e 's!/usr/ccs/lib/sparcv9!!' \
88 -e 's!/usr/lib!!g' -e 's!/usr/ccs/lib!!g'
89END
90`
da8f3004 91
d503bed0 92case "$cc" in
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93'') for i in `ls -r /opt/solstudio*/bin/cc` /opt/SUNWspro/bin/cc
94 do
95 if test -f "$i"; then
96 cc=$i
97 cat <<EOF >&4
d503bed0 98
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99You specified no cc but you seem to have the Workshop compiler
100($cc) installed, using that.
101If you want something else, specify that in the command line,
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102e.g. Configure -Dcc=gcc
103
104EOF
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105 break
106 fi
107 done
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108 ;;
109esac
110
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111######################################################
112# General sanity testing. See below for excerpts from the Solaris FAQ.
113#
114# From roehrich@ironwood-fddi.cray.com Wed Sep 27 12:51:46 1995
115# Date: Thu, 7 Sep 1995 16:31:40 -0500
116# From: Dean Roehrich <roehrich@ironwood-fddi.cray.com>
117# To: perl5-porters@africa.nicoh.com
118# Subject: Re: On perl5/solaris/gcc
119#
73ad924b 120# Here's another draft of the perl5/solaris/gcc sanity-checker.
da8f3004 121
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122case `type ${cc:-cc}` in
123*/usr/ucb/cc*) cat <<END >&4
8e07c86e 124
73ad924b 125NOTE: Some people have reported problems with /usr/ucb/cc.
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126If you have difficulties, please make sure the directory
127containing your C compiler is before /usr/ucb in your PATH.
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128
129END
130;;
131esac
132
133
134# Check that /dev/fd is mounted. If it is not mounted, let the
135# user know that suid scripts may not work.
0d460bac 136$run mount | grep '^/dev/fd ' 2>&1 > /dev/null
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137case $? in
1380) ;;
139*)
68dc0745 140 cat <<END >&4
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141
142NOTE: Your system does not have /dev/fd mounted. If you want to
143be able to use set-uid scripts you must ask your system administrator
144to mount /dev/fd.
145
146END
147 ;;
148esac
149
150
151# See if libucb can be found in /usr/lib. If it is, warn the user
152# that this may cause problems while building Perl extensions.
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153found_libucb=''
154case "$run" in
155'') /usr/bin/ls /usr/lib/libucb* >/dev/null 2>&1
156 found_libucb=$?
157 ;;
158*) $run /usr/bin/ls '/usr/lib/libucb*' >/dev/null 2>&1
159 found_libucb=$?
160 ;;
161esac
162
163case $found_libucb in
8e07c86e 1640)
68dc0745 165 cat <<END >&4
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166
167NOTE: libucb has been found in /usr/lib. libucb should reside in
168/usr/ucblib. You may have trouble while building Perl extensions.
169
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170END
171;;
172esac
40000a8c 173
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174# Use shell built-in 'type' command instead of /usr/bin/which to
175# avoid possible csh start-up problems and also to use the same shell
176# we'll be using to Configure and make perl.
177# The path name is the last field in the output, but the type command
178# has an annoying array of possible outputs, e.g.:
179# make is hashed (/opt/gnu/bin/make)
6ef45c95 180# cc is /usr/ucb/cc
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181# foo not found
182# use a command like type make | awk '{print $NF}' | sed 's/[()]//g'
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183
184# See if make(1) is GNU make(1).
185# If it is, make sure the setgid bit is not set.
186make -v > make.vers 2>&1
187if grep GNU make.vers > /dev/null 2>&1; then
bd89102f 188 tmp=`type make | awk '{print $NF}' | sed 's/[()]//g'`
0d460bac 189 case "`${ls:-'/usr/bin/ls'} -lL $tmp`" in
8e07c86e 190 ??????s*)
68dc0745 191 cat <<END >&2
73ad924b 192
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193NOTE: Your PATH points to GNU make, and your GNU make has the set-group-id
194bit set. You must either rearrange your PATH to put /usr/ccs/bin before the
195GNU utilities or you must ask your system administrator to disable the
196set-group-id bit on GNU make.
197
198END
199 ;;
200 esac
201fi
202rm -f make.vers
203
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204cat > UU/cc.cbu <<'EOCBU'
205# This script UU/cc.cbu will get 'called-back' by Configure after it
206# has prompted the user for the C compiler to use.
207
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208# If the C compiler is gcc:
209# - check the fixed-includes
210# - check as(1) and ld(1), they should not be GNU
bd89102f 211# (GNU as and ld 2.8.1 and later are reportedly ok, however.)
8e07c86e 212# If the C compiler is not gcc:
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213# - Check if it is the Workshop/Forte compiler.
214# If it is, prepare for 64 bit and long doubles.
8e07c86e 215# - check as(1) and ld(1), they should not be GNU
bd89102f 216# (GNU as and ld 2.8.1 and later are reportedly ok, however.)
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217#
218# Watch out in case they have not set $cc.
1acf53c5 219
73ad924b 220# Perl compiled with some combinations of GNU as and ld may not
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221# be able to perform dynamic loading of extensions. If you have a
222# problem with dynamic loading, be sure that you are using the Solaris
223# /usr/ccs/bin/as and /usr/ccs/bin/ld. You can do that with
6ef45c95 224# sh Configure -Dcc='gcc -B/usr/ccs/bin/'
73ad924b 225# (note the trailing slash is required).
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226# Combinations that are known to work with the following hints:
227#
228# gcc-2.7.2, GNU as 2.7, GNU ld 2.7
229# egcs-1.0.3, GNU as 2.9.1 and GNU ld 2.9.1
73ad924b 230# --Andy Dougherty <doughera@lafayette.edu>
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231# Tue Apr 13 17:19:43 EDT 1999
232
1acf53c5 233# Get gcc to share its secrets.
55954f19 234echo 'int main() { return 0; }' > try.c
bd89102f 235 # Indent to avoid propagation to config.sh
0d460bac 236 verbose=`${cc:-cc} $ccflags -v -o try try.c 2>&1`
1acf53c5 237
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238# XXX TODO: 'specs' output changed from 'Reading specs from' in gcc-[23] to 'Using
239# built-in specs' in gcc-4. Perhaps we should just use the same gcc test as
240# in Configure to see if we're using gcc.
241if echo "$verbose" | egrep '(Reading specs from)|(Using built-in specs)' >/dev/null 2>&1; then
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242 #
243 # Using gcc.
244 #
68fed2af 245 cc_name='gcc'
8e07c86e 246
e766ed8d 247 # See if as(1) is GNU as(1). GNU as(1) might not work for this job.
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248 if echo "$verbose" | grep ' /usr/ccs/bin/as ' >/dev/null 2>&1; then
249 :
250 else
68dc0745 251 cat <<END >&2
8e07c86e 252
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253NOTE: You are using GNU as(1). GNU as(1) might not build Perl. If you
254have trouble, you can use /usr/ccs/bin/as by including -B/usr/ccs/bin/
bd89102f 255in your ${cc:-cc} command. (Note that the trailing "/" is required.)
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256
257END
e766ed8d 258 # Apparently not needed, at least for as 2.7 and later.
0d460bac 259 # cc="${cc:-cc} $ccflags -B/usr/ccs/bin/"
1acf53c5 260 fi
8e07c86e 261
e766ed8d 262 # See if ld(1) is GNU ld(1). GNU ld(1) might not work for this job.
bd89102f 263 # Recompute $verbose since we may have just changed $cc.
0d460bac 264 verbose=`${cc:-cc} $ccflags -v -o try try.c 2>&1 | grep ld 2>&1`
e766ed8d 265
bd89102f 266 if echo "$verbose" | grep ' /usr/ccs/bin/ld ' >/dev/null 2>&1; then
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267 # Ok, gcc directly calls the Solaris /usr/ccs/bin/ld.
268 :
269 elif echo "$verbose" | grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
270 # Hmm. gcc doesn't call /usr/ccs/bin/ld directly, but it
271 # does appear to be using it eventually. egcs-1.0.3's ld
272 # wrapper does this.
59bcd267 273 # Most Solaris versions of ld I've seen contain the magic
e766ed8d 274 # string used in the grep.
1acf53c5 275 :
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276 elif echo "$verbose" | grep "Solaris Link Editors" >/dev/null 2>&1; then
277 # However some Solaris 8 versions prior to ld 5.8-1.286 contain
278 # this string instead.
279 :
1acf53c5 280 else
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281 # No evidence yet of /usr/ccs/bin/ld. Some versions
282 # of egcs's ld wrapper call /usr/ccs/bin/ld in turn but
283 # apparently don't reveal that unless you pass in -V.
284 # (This may all depend on local configurations too.)
d5fdf557 285
c4a5d551 286 # Recompute verbose with -Wl,-v to find GNU ld if present
0d460bac 287 verbose=`${cc:-cc} $ccflags -Wl,-v -o try try.c 2>&1 | grep /ld 2>&1`
c4a5d551 288
98bcce56 289 myld=`echo $verbose | awk '/\/ld/ {print $1}'`
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290 # This assumes that gcc's output will not change, and that
291 # /full/path/to/ld will be the first word of the output.
c4a5d551 292 # Thus myld is something like /opt/gnu/sparc-sun-solaris2.5/bin/ld
e766ed8d 293
6ef45c95 294 # Allow that $myld may be '', due to changes in gcc's output
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295 if ${myld:-ld} -V 2>&1 |
296 grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
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297 # Ok, /usr/ccs/bin/ld eventually does get called.
298 :
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299 elif ${myld:-ld} -V 2>&1 |
300 grep "Solaris Link Editors" >/dev/null 2>&1; then
301 # Ok, /usr/ccs/bin/ld eventually does get called.
302 :
e766ed8d 303 else
c4a5d551 304 echo "Found GNU ld='$myld'" >&4
e766ed8d 305 cat <<END >&2
8e07c86e 306
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307NOTE: You are using GNU ld(1). GNU ld(1) might not build Perl. If you
308have trouble, you can use /usr/ccs/bin/ld by including -B/usr/ccs/bin/
bd89102f 309in your ${cc:-cc} command. (Note that the trailing "/" is required.)
8e07c86e 310
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311I will try to use GNU ld by passing in the -Wl,-E flag, but if that
312doesn't work, you should use -B/usr/ccs/bin/ instead.
313
8e07c86e 314END
e766ed8d 315 ccdlflags="$ccdlflags -Wl,-E"
767f54d7 316 lddlflags="$lddlflags -Wl,-E -shared"
e766ed8d 317 fi
1acf53c5 318 fi
8e07c86e 319
1acf53c5 320else
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321 #
322 # Not using gcc.
323 #
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324 cat > try.c << 'EOM'
325#include <stdio.h>
326int main() {
ceaf555e 327#if defined(__SUNPRO_C)
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328 printf("workshop\n");
329#else
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330#if defined(__SUNPRO_CC)
331 printf("workshop CC\n");
332#else
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333 printf("\n");
334#endif
ceaf555e 335#endif
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336return(0);
337}
73ad924b 338EOM
0d460bac 339 tryworkshopcc="${cc:-cc} $ccflags try.c -o try"
55954f19 340 if $tryworkshopcc >/dev/null 2>&1; then
0d460bac 341 cc_name=`$run ./try`
68fed2af 342 if test "$cc_name" = "workshop"; then
b8cad20a 343 ccversion="`${cc:-cc} -V 2>&1|sed -n -e '1s/^[Cc][Cc]: //p'`"
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344 fi
345 if test "$cc_name" = "workshop CC"; then
b8cad20a 346 ccversion="`${cc:-CC} -V 2>&1|sed -n -e '1s/^[Cc][C]: //p'`"
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347 fi
348 case "$cc_name" in
349 workshop*)
350 # Settings for either cc or CC
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351 if test ! "$use64bitall_done"; then
352 loclibpth="/usr/lib /usr/ccs/lib `$getworkshoplibs` $loclibpth"
353 fi
39234cea 354 # Sun CC/cc don't support gcc attributes
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355 d_attribute_format='undef'
356 d_attribute_malloc='undef'
357 d_attribute_nonnull='undef'
358 d_attribute_noreturn='undef'
359 d_attribute_pure='undef'
360 d_attribute_unused='undef'
361 d_attribute_warn_unused_result='undef'
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362 ;;
363 esac
55954f19 364 fi
73ad924b 365
e766ed8d 366 # See if as(1) is GNU as(1). GNU might not work for this job.
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367 case `as --version < /dev/null 2>&1` in
368 *GNU*)
68dc0745 369 cat <<END >&2
8e07c86e 370
e766ed8d 371NOTE: You are using GNU as(1). GNU as(1) might not build Perl.
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372You must arrange to use /usr/ccs/bin/as, perhaps by adding /usr/ccs/bin
373to the beginning of your PATH.
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374
375END
376 ;;
377 esac
378
e766ed8d 379 # See if ld(1) is GNU ld(1). GNU ld(1) might not work for this job.
91d1e749 380 # ld --version doesn't properly report itself as a GNU tool,
381 # as of ld version 2.6, so we need to be more strict. TWP 9/5/96
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382 # Sun's ld always emits the "Software Generation Utilities" string.
383 if ld -V 2>&1 | grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
384 # Ok, ld is /usr/ccs/bin/ld.
385 :
91d1e749 386 else
604c6cff 387 cat <<END >&2
8e07c86e 388
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389NOTE: You are apparently using GNU ld(1). GNU ld(1) might not build Perl.
390You should arrange to use /usr/ccs/bin/ld, perhaps by adding /usr/ccs/bin
bd89102f 391to the beginning of your PATH.
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392
393END
91d1e749 394 fi
1acf53c5 395fi
6bdd71ef 396
8e07c86e 397# as --version or ld --version might dump core.
55954f19 398rm -f try try.c core
73ad924b 399EOCBU
693762b4 400
de6124c8 401cat > UU/usethreads.cbu <<'EOCBU'
73ad924b 402# This script UU/usethreads.cbu will get 'called-back' by Configure
104d25b7 403# after it has prompted the user for whether to use threads.
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404case "$usethreads" in
405$define|true|[yY]*)
2a9d46ac 406 ccflags="-D_REENTRANT $ccflags"
104d25b7 407
3bf55fe9 408 # -lpthread overrides some lib C functions, so put it before c.
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409 set `echo X "$libswanted "| sed -e "s/ c / pthread c /"`
410 shift
411 libswanted="$*"
104d25b7 412
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413 # sched_yield is available in the -lrt library. However,
414 # we can also pick up the equivalent yield() function in the
415 # normal C library. To avoid pulling in unnecessary
416 # libraries, we'll normally avoid sched_yield()/-lrt and
417 # just use yield(). However, we'll honor a command-line
418 # override : "-Dsched_yield=sched_yield".
419 # If we end up using sched_yield, we're going to need -lrt.
420 sched_yield=${sched_yield:-yield}
421 if test "$sched_yield" = "sched_yield"; then
422 set `echo X "$libswanted "| sed -e "s/ pthread / rt pthread /"`
423 shift
424 libswanted="$*"
425 fi
426
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427 # On Solaris 2.6 x86 there is a bug with sigsetjmp() and siglongjmp()
428 # when linked with the threads library, such that whatever positive
429 # value you pass to siglongjmp(), sigsetjmp() returns 1.
430 # Thanks to Simon Parsons <S.Parsons@ftel.co.uk> for this report.
431 # Sun BugID is 4117946, "sigsetjmp always returns 1 when called by
432 # siglongjmp in a MT program". As of 19980622, there is no patch
433 # available.
434 cat >try.c <<'EOM'
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435 /* Test for sig(set|long)jmp bug. */
436 #include <setjmp.h>
73ad924b 437
55954f19 438 int main()
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439 {
440 sigjmp_buf env;
441 int ret;
73ad924b 442
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443 ret = sigsetjmp(env, 1);
444 if (ret) { return ret == 2; }
445 siglongjmp(env, 2);
446 }
447EOM
2a9d46ac
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448 if test "`arch`" = i86pc -a `uname -r` = 5.6 && \
449 ${cc:-cc} try.c -lpthread >/dev/null 2>&1 && ./a.out; then
450 d_sigsetjmp=$undef
2a9d46ac 451 fi
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452
453 # These prototypes should be visible since we using
454 # -D_REENTRANT, but that does not seem to work.
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455 # It does seem to work for getnetbyaddr_r, weirdly enough,
456 # and other _r functions. (Solaris 8)
673e8799
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457
458 d_ctermid_r_proto="$define"
459 d_gethostbyaddr_r_proto="$define"
460 d_gethostbyname_r_proto="$define"
461 d_getnetbyname_r_proto="$define"
462 d_getprotobyname_r_proto="$define"
463 d_getprotobynumber_r_proto="$define"
464 d_getservbyname_r_proto="$define"
465 d_getservbyport_r_proto="$define"
466
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467 # Ditto. (Solaris 7)
468 d_readdir_r_proto="$define"
469 d_readdir64_r_proto="$define"
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470 d_tmpnam_r_proto="$define"
471 d_ttyname_r_proto="$define"
34073cab 472
6e4796bd 473 ;;
123f9af1 474esac
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475EOCBU
476
923fc586 477cat > UU/uselargefiles.cbu <<'EOCBU'
73ad924b 478# This script UU/uselargefiles.cbu will get 'called-back' by Configure
5fce3f1f 479# after it has prompted the user for whether to use large files.
bd9b35c9 480case "$uselargefiles" in
10cc9d2a 481''|$define|true|[yY]*)
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482
483# Keep these in the left margin.
0d460bac
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484ccflags_uselargefiles="`$run getconf LFS_CFLAGS 2>/dev/null`"
485ldflags_uselargefiles="`$run getconf LFS_LDFLAGS 2>/dev/null`"
486libswanted_uselargefiles="`$run getconf LFS_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g'`"
9422c00b 487
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488 ccflags="$ccflags $ccflags_uselargefiles"
489 ldflags="$ldflags $ldflags_uselargefiles"
490 libswanted="$libswanted $libswanted_uselargefiles"
6f587e79 491 ;;
bd9b35c9 492esac
5fce3f1f 493EOCBU
6b8eaf93 494
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495# This is truly a mess.
496case "$usemorebits" in
497"$define"|true|[yY]*)
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498 use64bitint="$define"
499 uselongdouble="$define"
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500 ;;
501esac
502
0d460bac 503if test `$run uname -p` = i386; then
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504 case "$use64bitint" in
505 "$define"|true|[yY]*)
506 ccflags="$ccflags -DPTR_IS_LONG"
507 ;;
508 esac
509fi
510
0d460bac 511if test `$run uname -p` = sparc -o `$run uname -p` = i386; then
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512 cat > UU/use64bitint.cbu <<'EOCBU'
513# This script UU/use64bitint.cbu will get 'called-back' by Configure
514# after it has prompted the user for whether to use 64 bit integers.
515case "$use64bitint" in
516"$define"|true|[yY]*)
0d460bac 517 case "`$run uname -r`" in
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518 5.[0-4])
519 cat >&4 <<EOM
520Solaris `uname -r|sed -e 's/^5\./2./'` does not support 64-bit integers.
521You should upgrade to at least Solaris 2.5.
522EOM
523 exit 1
524 ;;
525 esac
a9d9270b 526
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527# gcc-2.8.1 on Solaris 8 with -Duse64bitint fails op/pat.t test 822
528# if we compile regexec.c with -O. Turn off optimization for that one
6ef45c95 529# file. See hints/README.hints , especially
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530# =head2 Propagating variables to config.sh, method 3.
531# A. Dougherty May 24, 2002
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532 case "${gccversion}-${optimize}" in
533 2.8*-O*)
534 # Honor a command-line override (rather unlikely)
535 case "$regexec_cflags" in
536 '') echo "Disabling optimization on regexec.c for gcc $gccversion" >&4
537 regexec_cflags='optimize='
6ef45c95 538 echo "regexec_cflags='optimize=\"\"'" >> config.sh
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539 ;;
540 esac
541 ;;
542 esac
543 ;;
544esac
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545EOCBU
546
547 cat > UU/use64bitall.cbu <<'EOCBU'
548# This script UU/use64bitall.cbu will get 'called-back' by Configure
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549# after it has prompted the user for whether to be maximally 64 bitty.
550case "$use64bitall-$use64bitall_done" in
551"$define-"|true-|[yY]*-)
0d460bac 552 case "`$run uname -r`" in
73ad924b 553 5.[0-6])
104d25b7 554 cat >&4 <<EOM
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555Solaris `uname -r|sed -e 's/^5\./2./'` does not support 64-bit pointers.
556You should upgrade to at least Solaris 2.7.
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557EOM
558 exit 1
559 ;;
560 esac
0d460bac 561 processor=`$run uname -p`;
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562 if test "$processor" = sparc; then
563 libc='/usr/lib/sparcv9/libc.so'
564 if test ! -f $libc; then
565 cat >&4 <<EOM
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566
567I do not see the 64-bit libc, $libc.
568Cannot continue, aborting.
569
570EOM
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571 exit 1
572 fi
e6f120fa 573 fi
6bdd71ef 574 case "${cc:-cc} -v 2>/dev/null" in
4c07fe1d 575 *gcc*)
55954f19 576 echo 'int main() { return 0; }' > try.c
0d460bac 577 case "`${cc:-cc} $ccflags -mcpu=v9 -m64 -S try.c 2>&1 | grep 'm64 is not supported by this configuration'`" in
9636b992 578 *"m64 is not supported"*)
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579 cat >&4 <<EOM
580
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581Full 64-bit build is not supported by this gcc configuration.
582Check http://gcc.gnu.org/ for the latest news of availability
583of gcc for 64-bit Sparc.
584
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585Cannot continue, aborting.
586
587EOM
588 exit 1
9636b992 589 ;;
73ad924b 590 esac
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591 if test "$processor" = sparc; then
592 loclibpth="/usr/lib/sparcv9 $loclibpth"
593 ccflags="$ccflags -mcpu=v9"
6ef45c95 594 fi
2a9d46ac 595 ccflags="$ccflags -m64"
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596
597 # This adds in -Wa,-xarch=v9. I suspect that's superfluous,
598 # since the -m64 above should do that already. Someone
599 # with gcc-3.x.x, please test with gcc -v. A.D. 20-Nov-2003
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BF
600# if test $processor = sparc -a X`$run getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null` != X; then
601# ccflags="$ccflags -Wa,`$run getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
86c5d995 602# fi
0ceffaa6 603 ldflags="$ldflags -m64"
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604
605 # See [perl #66604]: On Solaris 11, gcc -m64 on amd64
606 # appears not to understand -G. (gcc -G has not caused
607 # problems on other platforms in the past.) gcc versions
608 # at least as old as 3.4.3 support -shared, so just
609 # use that with Solaris 11 and later, but keep
610 # the old behavior for older Solaris versions.
611 case "$osvers" in
612 2.?|2.10) lddlflags="$lddlflags -G -m64" ;;
613 *) lddlflags="$lddlflags -shared -m64" ;;
614 esac
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615 ;;
616 *)
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617 getconfccflags="`$run getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
618 getconfldflags="`$run getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
619 getconflddlflags="`$run getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
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A
620 echo "int main() { return(0); } " > try.c
621 case "`${cc:-cc} $getconfccflags try.c 2>&1 | grep 'deprecated'`" in
622 *" -xarch=generic64 is deprecated, use -m64 "*)
623 getconfccflags=`echo $getconfccflags | sed -e 's/xarch=generic64/m64/'`
624 getconfldflags=`echo $getconfldflags | sed -e 's/xarch=generic64/m64/'`
c80bde43 625 getconflddlflags=`echo $getconflddlflags | sed -e 's/xarch=generic64/m64/'`
b641685a
A
626 ;;
627 esac
628 ccflags="$ccflags $getconfccflags"
629 ldflags="$ldflags $getconfldflags"
630 lddlflags="$lddlflags -G $getconflddlflags"
631
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632 echo "int main() { return(0); } " > try.c
633 tryworkshopcc="${cc:-cc} try.c -o try $ccflags"
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634 if test "$processor" = sparc; then
635 loclibpth="/usr/lib/sparcv9 /usr/ccs/lib/sparcv9 $loclibpth"
636 fi
637 loclibpth="`$getworkshoplibs` $loclibpth"
4c07fe1d 638 ;;
73ad924b 639 esac
2a9d46ac 640 unset processor
e9a51be3 641 use64bitall_done=yes
5cfbcfcd 642 archname64=64
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643 ;;
644esac
4c07fe1d 645EOCBU
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646
647 # Actually, we want to run this already now, if so requested,
648 # because we need to fix up things right now.
649 case "$use64bitall" in
650 "$define"|true|[yY]*)
651 # CBUs expect to be run in UU
652 cd UU; . ./use64bitall.cbu; cd ..
631e9f25 653 ;;
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LC
654 esac
655fi
b0ca24c6 656
923fc586 657cat > UU/uselongdouble.cbu <<'EOCBU'
73ad924b 658# This script UU/uselongdouble.cbu will get 'called-back' by Configure
923fc586 659# after it has prompted the user for whether to use long doubles.
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660case "$uselongdouble" in
661"$define"|true|[yY]*)
68fed2af 662 if test "$cc_name" = "workshop"; then
55954f19
JH
663 cat > try.c << 'EOM'
664#include <sunmath.h>
665int main() { (void) powl(2, 256); return(0); }
666EOM
6bdd71ef 667 if ${cc:-cc} try.c -lsunmath -o try > /dev/null 2>&1 && ./try; then
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668 libswanted="$libswanted sunmath"
669 fi
8364ae4d 670 else
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671 cat >&4 <<EOM
672
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673The Sun Workshop math library is either not available or not working,
674so I do not know how to do long doubles, sorry.
675I'm therefore disabling the use of long doubles.
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676EOM
677 uselongdouble="$undef"
8364ae4d 678 fi
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679 ;;
680esac
73ad924b 681EOCBU
e9a51be3 682
88f5bc07
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683#
684# If unsetenv is available, use it in conjunction with PERL_USE_SAFE_PUTENV to
685# work around Sun bugid 6333830. Both unsetenv and 6333830 only appear in
686# Solaris 10, so we don't need to probe explicitly for an OS version. We have
687# to append this test to the end of config.over as it needs to run after
688# Configure has probed for unsetenv, and this hints file is processed before
689# that has happened.
690#
691cat >> config.over <<'EOOVER'
692if test "$d_unsetenv" = "$define" -a \
dd25c352 693 `expr "$ccflags" : '.*-DPERL_USE_SAFE_PUTENV'` -eq 0; then
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AB
694 ccflags="$ccflags -DPERL_USE_SAFE_PUTENV"
695fi
696EOOVER
697
73ad924b 698rm -f try.c try.o try a.out
6c86a5de 699
1ccb7c8d 700# If using C++, the Configure scan for dlopen() will fail in Solaris
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701# because one of the two (1) an extern "C" linkage definition is needed
702# (2) #include <dlfcn.h> is needed, *and* a cast to (void*(*)())
703# is needed for the &dlopen. Adding any of these would require changing
704# a delicate spot in Configure, so easier just to force our guess here
c3faea48 705# for Solaris. Much the same goes for dlerror().
6c86a5de 706case "$cc" in
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707*g++*|*CC*)
708 d_dlopen='define'
709 d_dlerror='define'
710 ;;
6c86a5de
JH
711esac
712