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[perl #66604] 64bit compilation Problem on Solaris x86_64
[perl5.git] / hints / solaris_2.sh
CommitLineData
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).
dc987c66 51case "`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 "$cc" in
c678381b 93'') if test -f /opt/SUNWspro/bin/cc; then
32ca13a0 94 cc=/opt/SUNWspro/bin/cc
6ef45c95 95 cat <<EOF >&4
d503bed0 96
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97You specified no cc but you seem to have the Workshop compiler
98($cc) installed, using that.
99If you want something else, specify that in the command line,
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100e.g. Configure -Dcc=gcc
101
102EOF
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103 fi
104 ;;
105esac
106
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107######################################################
108# General sanity testing. See below for excerpts from the Solaris FAQ.
109#
110# From roehrich@ironwood-fddi.cray.com Wed Sep 27 12:51:46 1995
111# Date: Thu, 7 Sep 1995 16:31:40 -0500
112# From: Dean Roehrich <roehrich@ironwood-fddi.cray.com>
113# To: perl5-porters@africa.nicoh.com
114# Subject: Re: On perl5/solaris/gcc
115#
73ad924b 116# Here's another draft of the perl5/solaris/gcc sanity-checker.
da8f3004 117
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118case `type ${cc:-cc}` in
119*/usr/ucb/cc*) cat <<END >&4
8e07c86e 120
73ad924b 121NOTE: Some people have reported problems with /usr/ucb/cc.
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122If you have difficulties, please make sure the directory
123containing your C compiler is before /usr/ucb in your PATH.
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124
125END
126;;
127esac
128
129
130# Check that /dev/fd is mounted. If it is not mounted, let the
131# user know that suid scripts may not work.
55954f19 132mount | grep '^/dev/fd ' 2>&1 > /dev/null
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133case $? in
1340) ;;
135*)
68dc0745 136 cat <<END >&4
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137
138NOTE: Your system does not have /dev/fd mounted. If you want to
139be able to use set-uid scripts you must ask your system administrator
140to mount /dev/fd.
141
142END
143 ;;
144esac
145
146
147# See if libucb can be found in /usr/lib. If it is, warn the user
148# that this may cause problems while building Perl extensions.
149/usr/bin/ls /usr/lib/libucb* >/dev/null 2>&1
150case $? in
1510)
68dc0745 152 cat <<END >&4
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153
154NOTE: libucb has been found in /usr/lib. libucb should reside in
155/usr/ucblib. You may have trouble while building Perl extensions.
156
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157END
158;;
159esac
40000a8c 160
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161# Use shell built-in 'type' command instead of /usr/bin/which to
162# avoid possible csh start-up problems and also to use the same shell
163# we'll be using to Configure and make perl.
164# The path name is the last field in the output, but the type command
165# has an annoying array of possible outputs, e.g.:
166# make is hashed (/opt/gnu/bin/make)
6ef45c95 167# cc is /usr/ucb/cc
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168# foo not found
169# use a command like type make | awk '{print $NF}' | sed 's/[()]//g'
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170
171# See if make(1) is GNU make(1).
172# If it is, make sure the setgid bit is not set.
173make -v > make.vers 2>&1
174if grep GNU make.vers > /dev/null 2>&1; then
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175 tmp=`type make | awk '{print $NF}' | sed 's/[()]//g'`
176 case "`/usr/bin/ls -lL $tmp`" in
8e07c86e 177 ??????s*)
68dc0745 178 cat <<END >&2
73ad924b 179
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180NOTE: Your PATH points to GNU make, and your GNU make has the set-group-id
181bit set. You must either rearrange your PATH to put /usr/ccs/bin before the
182GNU utilities or you must ask your system administrator to disable the
183set-group-id bit on GNU make.
184
185END
186 ;;
187 esac
188fi
189rm -f make.vers
190
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191cat > UU/cc.cbu <<'EOCBU'
192# This script UU/cc.cbu will get 'called-back' by Configure after it
193# has prompted the user for the C compiler to use.
194
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195# If the C compiler is gcc:
196# - check the fixed-includes
197# - check as(1) and ld(1), they should not be GNU
bd89102f 198# (GNU as and ld 2.8.1 and later are reportedly ok, however.)
8e07c86e 199# If the C compiler is not gcc:
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200# - Check if it is the Workshop/Forte compiler.
201# If it is, prepare for 64 bit and long doubles.
8e07c86e 202# - check as(1) and ld(1), they should not be GNU
bd89102f 203# (GNU as and ld 2.8.1 and later are reportedly ok, however.)
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204#
205# Watch out in case they have not set $cc.
1acf53c5 206
73ad924b 207# Perl compiled with some combinations of GNU as and ld may not
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208# be able to perform dynamic loading of extensions. If you have a
209# problem with dynamic loading, be sure that you are using the Solaris
210# /usr/ccs/bin/as and /usr/ccs/bin/ld. You can do that with
6ef45c95 211# sh Configure -Dcc='gcc -B/usr/ccs/bin/'
73ad924b 212# (note the trailing slash is required).
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213# Combinations that are known to work with the following hints:
214#
215# gcc-2.7.2, GNU as 2.7, GNU ld 2.7
216# egcs-1.0.3, GNU as 2.9.1 and GNU ld 2.9.1
73ad924b 217# --Andy Dougherty <doughera@lafayette.edu>
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218# Tue Apr 13 17:19:43 EDT 1999
219
1acf53c5 220# Get gcc to share its secrets.
55954f19 221echo 'int main() { return 0; }' > try.c
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222 # Indent to avoid propagation to config.sh
223 verbose=`${cc:-cc} -v -o try try.c 2>&1`
1acf53c5 224
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225# XXX TODO: 'specs' output changed from 'Reading specs from' in gcc-[23] to 'Using
226# built-in specs' in gcc-4. Perhaps we should just use the same gcc test as
227# in Configure to see if we're using gcc.
228if echo "$verbose" | egrep '(Reading specs from)|(Using built-in specs)' >/dev/null 2>&1; then
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229 #
230 # Using gcc.
231 #
68fed2af 232 cc_name='gcc'
8e07c86e 233
e766ed8d 234 # See if as(1) is GNU as(1). GNU as(1) might not work for this job.
1acf53c5
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235 if echo "$verbose" | grep ' /usr/ccs/bin/as ' >/dev/null 2>&1; then
236 :
237 else
68dc0745 238 cat <<END >&2
8e07c86e 239
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240NOTE: You are using GNU as(1). GNU as(1) might not build Perl. If you
241have trouble, you can use /usr/ccs/bin/as by including -B/usr/ccs/bin/
bd89102f 242in your ${cc:-cc} command. (Note that the trailing "/" is required.)
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243
244END
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245 # Apparently not needed, at least for as 2.7 and later.
246 # cc="${cc:-cc} -B/usr/ccs/bin/"
1acf53c5 247 fi
8e07c86e 248
e766ed8d 249 # See if ld(1) is GNU ld(1). GNU ld(1) might not work for this job.
bd89102f 250 # Recompute $verbose since we may have just changed $cc.
d5fdf557 251 verbose=`${cc:-cc} -v -o try try.c 2>&1 | grep ld 2>&1`
e766ed8d 252
bd89102f 253 if echo "$verbose" | grep ' /usr/ccs/bin/ld ' >/dev/null 2>&1; then
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254 # Ok, gcc directly calls the Solaris /usr/ccs/bin/ld.
255 :
256 elif echo "$verbose" | grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
257 # Hmm. gcc doesn't call /usr/ccs/bin/ld directly, but it
258 # does appear to be using it eventually. egcs-1.0.3's ld
259 # wrapper does this.
59bcd267 260 # Most Solaris versions of ld I've seen contain the magic
e766ed8d 261 # string used in the grep.
1acf53c5 262 :
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263 elif echo "$verbose" | grep "Solaris Link Editors" >/dev/null 2>&1; then
264 # However some Solaris 8 versions prior to ld 5.8-1.286 contain
265 # this string instead.
266 :
1acf53c5 267 else
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268 # No evidence yet of /usr/ccs/bin/ld. Some versions
269 # of egcs's ld wrapper call /usr/ccs/bin/ld in turn but
270 # apparently don't reveal that unless you pass in -V.
271 # (This may all depend on local configurations too.)
d5fdf557 272
c4a5d551 273 # Recompute verbose with -Wl,-v to find GNU ld if present
98bcce56 274 verbose=`${cc:-cc} -Wl,-v -o try try.c 2>&1 | grep /ld 2>&1`
c4a5d551 275
98bcce56 276 myld=`echo $verbose | awk '/\/ld/ {print $1}'`
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277 # This assumes that gcc's output will not change, and that
278 # /full/path/to/ld will be the first word of the output.
c4a5d551 279 # Thus myld is something like /opt/gnu/sparc-sun-solaris2.5/bin/ld
e766ed8d 280
6ef45c95 281 # Allow that $myld may be '', due to changes in gcc's output
c4a5d551
RB
282 if ${myld:-ld} -V 2>&1 |
283 grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
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284 # Ok, /usr/ccs/bin/ld eventually does get called.
285 :
59bcd267
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286 elif ${myld:-ld} -V 2>&1 |
287 grep "Solaris Link Editors" >/dev/null 2>&1; then
288 # Ok, /usr/ccs/bin/ld eventually does get called.
289 :
e766ed8d 290 else
c4a5d551 291 echo "Found GNU ld='$myld'" >&4
e766ed8d 292 cat <<END >&2
8e07c86e 293
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294NOTE: You are using GNU ld(1). GNU ld(1) might not build Perl. If you
295have trouble, you can use /usr/ccs/bin/ld by including -B/usr/ccs/bin/
bd89102f 296in your ${cc:-cc} command. (Note that the trailing "/" is required.)
8e07c86e 297
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298I will try to use GNU ld by passing in the -Wl,-E flag, but if that
299doesn't work, you should use -B/usr/ccs/bin/ instead.
300
8e07c86e 301END
e766ed8d 302 ccdlflags="$ccdlflags -Wl,-E"
767f54d7 303 lddlflags="$lddlflags -Wl,-E -shared"
e766ed8d 304 fi
1acf53c5 305 fi
8e07c86e 306
1acf53c5 307else
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308 #
309 # Not using gcc.
310 #
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311 cat > try.c << 'EOM'
312#include <stdio.h>
313int main() {
ceaf555e 314#if defined(__SUNPRO_C)
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315 printf("workshop\n");
316#else
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317#if defined(__SUNPRO_CC)
318 printf("workshop CC\n");
319#else
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320 printf("\n");
321#endif
ceaf555e 322#endif
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323return(0);
324}
73ad924b 325EOM
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326 tryworkshopcc="${cc:-cc} try.c -o try"
327 if $tryworkshopcc >/dev/null 2>&1; then
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328 cc_name=`./try`
329 if test "$cc_name" = "workshop"; then
b8cad20a 330 ccversion="`${cc:-cc} -V 2>&1|sed -n -e '1s/^[Cc][Cc]: //p'`"
ceaf555e
RU
331 fi
332 if test "$cc_name" = "workshop CC"; then
b8cad20a 333 ccversion="`${cc:-CC} -V 2>&1|sed -n -e '1s/^[Cc][C]: //p'`"
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334 fi
335 case "$cc_name" in
336 workshop*)
337 # Settings for either cc or CC
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338 if test ! "$use64bitall_done"; then
339 loclibpth="/usr/lib /usr/ccs/lib `$getworkshoplibs` $loclibpth"
340 fi
39234cea 341 # Sun CC/cc don't support gcc attributes
2485732a
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342 d_attribute_format='undef'
343 d_attribute_malloc='undef'
344 d_attribute_nonnull='undef'
345 d_attribute_noreturn='undef'
346 d_attribute_pure='undef'
347 d_attribute_unused='undef'
348 d_attribute_warn_unused_result='undef'
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349 ;;
350 esac
55954f19 351 fi
73ad924b 352
e766ed8d 353 # See if as(1) is GNU as(1). GNU might not work for this job.
8e07c86e
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354 case `as --version < /dev/null 2>&1` in
355 *GNU*)
68dc0745 356 cat <<END >&2
8e07c86e 357
e766ed8d 358NOTE: You are using GNU as(1). GNU as(1) might not build Perl.
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359You must arrange to use /usr/ccs/bin/as, perhaps by adding /usr/ccs/bin
360to the beginning of your PATH.
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361
362END
363 ;;
364 esac
365
e766ed8d 366 # See if ld(1) is GNU ld(1). GNU ld(1) might not work for this job.
91d1e749
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367 # ld --version doesn't properly report itself as a GNU tool,
368 # as of ld version 2.6, so we need to be more strict. TWP 9/5/96
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369 # Sun's ld always emits the "Software Generation Utilities" string.
370 if ld -V 2>&1 | grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
371 # Ok, ld is /usr/ccs/bin/ld.
372 :
91d1e749 373 else
604c6cff 374 cat <<END >&2
8e07c86e 375
e766ed8d
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376NOTE: You are apparently using GNU ld(1). GNU ld(1) might not build Perl.
377You should arrange to use /usr/ccs/bin/ld, perhaps by adding /usr/ccs/bin
bd89102f 378to the beginning of your PATH.
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379
380END
91d1e749 381 fi
1acf53c5 382fi
6bdd71ef 383
8e07c86e 384# as --version or ld --version might dump core.
55954f19 385rm -f try try.c core
73ad924b 386EOCBU
693762b4 387
de6124c8 388cat > UU/usethreads.cbu <<'EOCBU'
73ad924b 389# This script UU/usethreads.cbu will get 'called-back' by Configure
104d25b7 390# after it has prompted the user for whether to use threads.
104d25b7
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391case "$usethreads" in
392$define|true|[yY]*)
2a9d46ac 393 ccflags="-D_REENTRANT $ccflags"
104d25b7 394
3bf55fe9 395 # -lpthread overrides some lib C functions, so put it before c.
2a9d46ac
GA
396 set `echo X "$libswanted "| sed -e "s/ c / pthread c /"`
397 shift
398 libswanted="$*"
104d25b7 399
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400 # sched_yield is available in the -lrt library. However,
401 # we can also pick up the equivalent yield() function in the
402 # normal C library. To avoid pulling in unnecessary
403 # libraries, we'll normally avoid sched_yield()/-lrt and
404 # just use yield(). However, we'll honor a command-line
405 # override : "-Dsched_yield=sched_yield".
406 # If we end up using sched_yield, we're going to need -lrt.
407 sched_yield=${sched_yield:-yield}
408 if test "$sched_yield" = "sched_yield"; then
409 set `echo X "$libswanted "| sed -e "s/ pthread / rt pthread /"`
410 shift
411 libswanted="$*"
412 fi
413
2a9d46ac
GA
414 # On Solaris 2.6 x86 there is a bug with sigsetjmp() and siglongjmp()
415 # when linked with the threads library, such that whatever positive
416 # value you pass to siglongjmp(), sigsetjmp() returns 1.
417 # Thanks to Simon Parsons <S.Parsons@ftel.co.uk> for this report.
418 # Sun BugID is 4117946, "sigsetjmp always returns 1 when called by
419 # siglongjmp in a MT program". As of 19980622, there is no patch
420 # available.
421 cat >try.c <<'EOM'
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422 /* Test for sig(set|long)jmp bug. */
423 #include <setjmp.h>
73ad924b 424
55954f19 425 int main()
104d25b7
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426 {
427 sigjmp_buf env;
428 int ret;
73ad924b 429
104d25b7
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430 ret = sigsetjmp(env, 1);
431 if (ret) { return ret == 2; }
432 siglongjmp(env, 2);
433 }
434EOM
2a9d46ac
GA
435 if test "`arch`" = i86pc -a `uname -r` = 5.6 && \
436 ${cc:-cc} try.c -lpthread >/dev/null 2>&1 && ./a.out; then
437 d_sigsetjmp=$undef
2a9d46ac 438 fi
673e8799
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439
440 # These prototypes should be visible since we using
441 # -D_REENTRANT, but that does not seem to work.
34073cab
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442 # It does seem to work for getnetbyaddr_r, weirdly enough,
443 # and other _r functions. (Solaris 8)
673e8799
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444
445 d_ctermid_r_proto="$define"
446 d_gethostbyaddr_r_proto="$define"
447 d_gethostbyname_r_proto="$define"
448 d_getnetbyname_r_proto="$define"
449 d_getprotobyname_r_proto="$define"
450 d_getprotobynumber_r_proto="$define"
451 d_getservbyname_r_proto="$define"
452 d_getservbyport_r_proto="$define"
453
34073cab
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454 # Ditto. (Solaris 7)
455 d_readdir_r_proto="$define"
456 d_readdir64_r_proto="$define"
d8c5b8d1
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457 d_tmpnam_r_proto="$define"
458 d_ttyname_r_proto="$define"
34073cab 459
6e4796bd 460 ;;
123f9af1 461esac
104d25b7
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462EOCBU
463
923fc586 464cat > UU/uselargefiles.cbu <<'EOCBU'
73ad924b 465# This script UU/uselargefiles.cbu will get 'called-back' by Configure
5fce3f1f 466# after it has prompted the user for whether to use large files.
bd9b35c9 467case "$uselargefiles" in
10cc9d2a 468''|$define|true|[yY]*)
9422c00b
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469
470# Keep these in the left margin.
45c9e83b
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471ccflags_uselargefiles="`getconf LFS_CFLAGS 2>/dev/null`"
472ldflags_uselargefiles="`getconf LFS_LDFLAGS 2>/dev/null`"
c9907023 473libswanted_uselargefiles="`getconf LFS_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g'`"
9422c00b 474
45c9e83b
JH
475 ccflags="$ccflags $ccflags_uselargefiles"
476 ldflags="$ldflags $ldflags_uselargefiles"
477 libswanted="$libswanted $libswanted_uselargefiles"
6f587e79 478 ;;
bd9b35c9 479esac
5fce3f1f 480EOCBU
6b8eaf93 481
2f4ff158
JH
482# This is truly a mess.
483case "$usemorebits" in
484"$define"|true|[yY]*)
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485 use64bitint="$define"
486 uselongdouble="$define"
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487 ;;
488esac
489
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490if test `uname -p` = i386; then
491 case "$use64bitint" in
492 "$define"|true|[yY]*)
493 ccflags="$ccflags -DPTR_IS_LONG"
494 ;;
495 esac
496fi
497
2a9d46ac 498if test `uname -p` = sparc -o `uname -p` = i386; then
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499 cat > UU/use64bitint.cbu <<'EOCBU'
500# This script UU/use64bitint.cbu will get 'called-back' by Configure
501# after it has prompted the user for whether to use 64 bit integers.
502case "$use64bitint" in
503"$define"|true|[yY]*)
504 case "`uname -r`" in
505 5.[0-4])
506 cat >&4 <<EOM
507Solaris `uname -r|sed -e 's/^5\./2./'` does not support 64-bit integers.
508You should upgrade to at least Solaris 2.5.
509EOM
510 exit 1
511 ;;
512 esac
a9d9270b 513
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514# gcc-2.8.1 on Solaris 8 with -Duse64bitint fails op/pat.t test 822
515# if we compile regexec.c with -O. Turn off optimization for that one
6ef45c95 516# file. See hints/README.hints , especially
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517# =head2 Propagating variables to config.sh, method 3.
518# A. Dougherty May 24, 2002
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519 case "${gccversion}-${optimize}" in
520 2.8*-O*)
521 # Honor a command-line override (rather unlikely)
522 case "$regexec_cflags" in
523 '') echo "Disabling optimization on regexec.c for gcc $gccversion" >&4
524 regexec_cflags='optimize='
6ef45c95 525 echo "regexec_cflags='optimize=\"\"'" >> config.sh
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526 ;;
527 esac
528 ;;
529 esac
530 ;;
531esac
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532EOCBU
533
534 cat > UU/use64bitall.cbu <<'EOCBU'
535# This script UU/use64bitall.cbu will get 'called-back' by Configure
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536# after it has prompted the user for whether to be maximally 64 bitty.
537case "$use64bitall-$use64bitall_done" in
538"$define-"|true-|[yY]*-)
104d25b7 539 case "`uname -r`" in
73ad924b 540 5.[0-6])
104d25b7 541 cat >&4 <<EOM
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542Solaris `uname -r|sed -e 's/^5\./2./'` does not support 64-bit pointers.
543You should upgrade to at least Solaris 2.7.
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544EOM
545 exit 1
546 ;;
547 esac
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548 processor=`uname -p`;
549 if test "$processor" = sparc; then
550 libc='/usr/lib/sparcv9/libc.so'
551 if test ! -f $libc; then
552 cat >&4 <<EOM
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553
554I do not see the 64-bit libc, $libc.
555Cannot continue, aborting.
556
557EOM
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558 exit 1
559 fi
e6f120fa 560 fi
6bdd71ef 561 case "${cc:-cc} -v 2>/dev/null" in
4c07fe1d 562 *gcc*)
55954f19 563 echo 'int main() { return 0; }' > try.c
9636b992 564 case "`${cc:-cc} -mcpu=v9 -m64 -S try.c 2>&1 | grep 'm64 is not supported by this configuration'`" in
565 *"m64 is not supported"*)
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566 cat >&4 <<EOM
567
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568Full 64-bit build is not supported by this gcc configuration.
569Check http://gcc.gnu.org/ for the latest news of availability
570of gcc for 64-bit Sparc.
571
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572Cannot continue, aborting.
573
574EOM
575 exit 1
9636b992 576 ;;
73ad924b 577 esac
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578 if test "$processor" = sparc; then
579 loclibpth="/usr/lib/sparcv9 $loclibpth"
580 ccflags="$ccflags -mcpu=v9"
6ef45c95 581 fi
2a9d46ac 582 ccflags="$ccflags -m64"
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583
584 # This adds in -Wa,-xarch=v9. I suspect that's superfluous,
585 # since the -m64 above should do that already. Someone
586 # with gcc-3.x.x, please test with gcc -v. A.D. 20-Nov-2003
587# if test $processor = sparc -a X`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null` != X; then
588# ccflags="$ccflags -Wa,`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
589# fi
0ceffaa6 590 ldflags="$ldflags -m64"
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591
592 # See [perl #66604]: On Solaris 11, gcc -m64 on amd64
593 # appears not to understand -G. (gcc -G has not caused
594 # problems on other platforms in the past.) gcc versions
595 # at least as old as 3.4.3 support -shared, so just
596 # use that with Solaris 11 and later, but keep
597 # the old behavior for older Solaris versions.
598 case "$osvers" in
599 2.?|2.10) lddlflags="$lddlflags -G -m64" ;;
600 *) lddlflags="$lddlflags -shared -m64" ;;
601 esac
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602 ;;
603 *)
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604 getconfccflags="`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
605 getconfldflags="`getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
606 getconflddlflags="`getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
607 echo "int main() { return(0); } " > try.c
608 case "`${cc:-cc} $getconfccflags try.c 2>&1 | grep 'deprecated'`" in
609 *" -xarch=generic64 is deprecated, use -m64 "*)
610 getconfccflags=`echo $getconfccflags | sed -e 's/xarch=generic64/m64/'`
611 getconfldflags=`echo $getconfldflags | sed -e 's/xarch=generic64/m64/'`
c80bde43 612 getconflddlflags=`echo $getconflddlflags | sed -e 's/xarch=generic64/m64/'`
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613 ;;
614 esac
615 ccflags="$ccflags $getconfccflags"
616 ldflags="$ldflags $getconfldflags"
617 lddlflags="$lddlflags -G $getconflddlflags"
618
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619 echo "int main() { return(0); } " > try.c
620 tryworkshopcc="${cc:-cc} try.c -o try $ccflags"
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621 if test "$processor" = sparc; then
622 loclibpth="/usr/lib/sparcv9 /usr/ccs/lib/sparcv9 $loclibpth"
623 fi
624 loclibpth="`$getworkshoplibs` $loclibpth"
4c07fe1d 625 ;;
73ad924b 626 esac
2a9d46ac 627 unset processor
e9a51be3 628 use64bitall_done=yes
5cfbcfcd 629 archname64=64
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630 ;;
631esac
4c07fe1d 632EOCBU
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633
634 # Actually, we want to run this already now, if so requested,
635 # because we need to fix up things right now.
636 case "$use64bitall" in
637 "$define"|true|[yY]*)
638 # CBUs expect to be run in UU
639 cd UU; . ./use64bitall.cbu; cd ..
631e9f25 640 ;;
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641 esac
642fi
b0ca24c6 643
923fc586 644cat > UU/uselongdouble.cbu <<'EOCBU'
73ad924b 645# This script UU/uselongdouble.cbu will get 'called-back' by Configure
923fc586 646# after it has prompted the user for whether to use long doubles.
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647case "$uselongdouble" in
648"$define"|true|[yY]*)
68fed2af 649 if test "$cc_name" = "workshop"; then
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650 cat > try.c << 'EOM'
651#include <sunmath.h>
652int main() { (void) powl(2, 256); return(0); }
653EOM
6bdd71ef 654 if ${cc:-cc} try.c -lsunmath -o try > /dev/null 2>&1 && ./try; then
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655 libswanted="$libswanted sunmath"
656 fi
8364ae4d 657 else
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658 cat >&4 <<EOM
659
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660The Sun Workshop math library is either not available or not working,
661so I do not know how to do long doubles, sorry.
662I'm therefore disabling the use of long doubles.
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663EOM
664 uselongdouble="$undef"
8364ae4d 665 fi
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666 ;;
667esac
73ad924b 668EOCBU
e9a51be3 669
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670#
671# If unsetenv is available, use it in conjunction with PERL_USE_SAFE_PUTENV to
672# work around Sun bugid 6333830. Both unsetenv and 6333830 only appear in
673# Solaris 10, so we don't need to probe explicitly for an OS version. We have
674# to append this test to the end of config.over as it needs to run after
675# Configure has probed for unsetenv, and this hints file is processed before
676# that has happened.
677#
678cat >> config.over <<'EOOVER'
679if test "$d_unsetenv" = "$define" -a \
680 `expr "$ccflags" : '.*-D_PERL_USE_SAFE_PUTENV'` -eq 0; then
681 ccflags="$ccflags -DPERL_USE_SAFE_PUTENV"
682fi
683EOOVER
684
73ad924b 685rm -f try.c try.o try a.out
6c86a5de 686
1ccb7c8d 687# If using C++, the Configure scan for dlopen() will fail in Solaris
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688# because one of the two (1) an extern "C" linkage definition is needed
689# (2) #include <dlfcn.h> is needed, *and* a cast to (void*(*)())
690# is needed for the &dlopen. Adding any of these would require changing
691# a delicate spot in Configure, so easier just to force our guess here
c3faea48 692# for Solaris. Much the same goes for dlerror().
6c86a5de 693case "$cc" in
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694*g++*|*CC*)
695 d_dlopen='define'
696 d_dlerror='define'
697 ;;
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698esac
699