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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# Last modified: Tue Jan 2 10:16:35 2001
3# Lupe Christoph <lupe@lupe-christoph.de>
4# Based on version by:
bc1ad331 5# Andy Dougherty <doughera@lafayette.edu>
73ad924b 6# Which was based on input from lots of folks, especially
bc1ad331 7# Dean Roehrich <roehrich@ironwood-fddi.cray.com>
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8# Additional input from Alan Burlison, Jarkko Hietaniemi,
9# and Richard Soderberg.
d420ca49
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10#
11# See README.solaris for additional information.
12#
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13# For consistency with gcc, we do not adopt Sun Marketing's
14# removal of the '2.' prefix from the Solaris version number.
15# (Configure tries to detect an old fixincludes and needs
16# this information.)
17
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18# If perl fails tests that involve dynamic loading of extensions, and
19# you are using gcc, be sure that you are NOT using GNU as and ld. One
20# way to do that is to invoke Configure with
73ad924b 21#
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22# sh Configure -Dcc='gcc -B/usr/ccs/bin/'
23#
24# (Note that the trailing slash is *required*.)
25# gcc will occasionally emit warnings about "unused prefix", but
26# these ought to be harmless. See below for more details.
73ad924b 27
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28# See man vfork.
29usevfork=false
30
31d_suidsafe=define
32
33# Avoid all libraries in /usr/ucblib.
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34# /lib is just a symlink to /usr/lib
35set `echo $glibpth | sed -e 's@/usr/ucblib@@' -e 's@ /lib @ @'`
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36glibpth="$*"
37
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38# Remove unwanted libraries. -lucb contains incompatible routines.
39# -lld and -lsec don't do anything useful. -lcrypt does not
40# really provide anything we need over -lc, so we drop it, too.
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41# -lmalloc can cause a problem with GNU CC & Solaris. Specifically,
42# libmalloc.a may allocate memory that is only 4 byte aligned, but
43# GNU CC on the Sparc assumes that doubles are 8 byte aligned.
44# Thanks to Hallvard B. Furuseth <h.b.furuseth@usit.uio.no>
73ad924b 45set `echo " $libswanted " | sed -e 's@ ld @ @' -e 's@ malloc @ @' -e 's@ ucb @ @' -e 's@ sec @ @' -e 's@ crypt @ @'`
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46libswanted="$*"
47
b1db1e90 48# Look for architecture name. We want to suggest a useful default.
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49case "$archname" in
50'')
51 if test -f /usr/bin/arch; then
52 archname=`/usr/bin/arch`
53 archname="${archname}-${osname}"
54 elif test -f /usr/ucb/arch; then
55 archname=`/usr/ucb/arch`
56 archname="${archname}-${osname}"
57 fi
58 ;;
59esac
a0d0e21e 60
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61cat > UU/workshoplibpth.cbu << 'EOCBU'
62# This script UU/workshoplibpth.cbu will get 'called-back'
63# by other CBUs this script creates.
da8f3004 64case "$workshoplibpth_done" in
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65 '') if test `uname -p` = "sparc"; then
66 case "$use64bitall" in
67 "$define"|true|[yY]*)
68 # add SPARC-specific 64 bit libraries
69 loclibpth="$loclibpth /usr/lib/sparcv9"
70 if test -n "$workshoplibs"; then
71 loclibpth=`echo $loclibpth | sed -e "s% $workshoplibs%%" `
72 for lib in $workshoplibs; do
73 # Logically, it should be sparcv9.
74 # But the reality fights back, it's v9.
75 loclibpth="$loclibpth $lib/sparcv9 $lib/v9"
76 done
77 fi
da8f3004 78 ;;
73ad924b 79 *) loclibpth="$loclibpth $workshoplibs"
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80 ;;
81 esac
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82 else
83 loclibpth="$loclibpth $workshoplibs"
84 fi
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85 workshoplibpth_done="$define"
86 ;;
87esac
88EOCBU
89
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90######################################################
91# General sanity testing. See below for excerpts from the Solaris FAQ.
92#
93# From roehrich@ironwood-fddi.cray.com Wed Sep 27 12:51:46 1995
94# Date: Thu, 7 Sep 1995 16:31:40 -0500
95# From: Dean Roehrich <roehrich@ironwood-fddi.cray.com>
96# To: perl5-porters@africa.nicoh.com
97# Subject: Re: On perl5/solaris/gcc
98#
73ad924b 99# Here's another draft of the perl5/solaris/gcc sanity-checker.
da8f3004 100
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101case `type ${cc:-cc}` in
102*/usr/ucb/cc*) cat <<END >&4
8e07c86e 103
73ad924b 104NOTE: Some people have reported problems with /usr/ucb/cc.
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105If you have difficulties, please make sure the directory
106containing your C compiler is before /usr/ucb in your PATH.
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107
108END
109;;
110esac
111
112
113# Check that /dev/fd is mounted. If it is not mounted, let the
114# user know that suid scripts may not work.
115/usr/bin/df /dev/fd 2>&1 > /dev/null
116case $? in
1170) ;;
118*)
68dc0745 119 cat <<END >&4
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120
121NOTE: Your system does not have /dev/fd mounted. If you want to
122be able to use set-uid scripts you must ask your system administrator
123to mount /dev/fd.
124
125END
126 ;;
127esac
128
129
130# See if libucb can be found in /usr/lib. If it is, warn the user
131# that this may cause problems while building Perl extensions.
132/usr/bin/ls /usr/lib/libucb* >/dev/null 2>&1
133case $? in
1340)
68dc0745 135 cat <<END >&4
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136
137NOTE: libucb has been found in /usr/lib. libucb should reside in
138/usr/ucblib. You may have trouble while building Perl extensions.
139
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140END
141;;
142esac
40000a8c 143
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144# Use shell built-in 'type' command instead of /usr/bin/which to
145# avoid possible csh start-up problems and also to use the same shell
146# we'll be using to Configure and make perl.
147# The path name is the last field in the output, but the type command
148# has an annoying array of possible outputs, e.g.:
149# make is hashed (/opt/gnu/bin/make)
150# cc is /usr/ucb/cc
151# foo not found
152# use a command like type make | awk '{print $NF}' | sed 's/[()]//g'
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153
154# See if make(1) is GNU make(1).
155# If it is, make sure the setgid bit is not set.
156make -v > make.vers 2>&1
157if grep GNU make.vers > /dev/null 2>&1; then
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158 tmp=`type make | awk '{print $NF}' | sed 's/[()]//g'`
159 case "`/usr/bin/ls -lL $tmp`" in
8e07c86e 160 ??????s*)
68dc0745 161 cat <<END >&2
73ad924b 162
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163NOTE: Your PATH points to GNU make, and your GNU make has the set-group-id
164bit set. You must either rearrange your PATH to put /usr/ccs/bin before the
165GNU utilities or you must ask your system administrator to disable the
166set-group-id bit on GNU make.
167
168END
169 ;;
170 esac
171fi
172rm -f make.vers
173
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174cat > UU/cc.cbu <<'EOCBU'
175# This script UU/cc.cbu will get 'called-back' by Configure after it
176# has prompted the user for the C compiler to use.
177
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178# If the C compiler is gcc:
179# - check the fixed-includes
180# - check as(1) and ld(1), they should not be GNU
bd89102f 181# (GNU as and ld 2.8.1 and later are reportedly ok, however.)
8e07c86e 182# If the C compiler is not gcc:
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183# - Check if it is the Workshop/Forte compiler.
184# If it is, prepare for 64 bit and long doubles.
8e07c86e 185# - check as(1) and ld(1), they should not be GNU
bd89102f 186# (GNU as and ld 2.8.1 and later are reportedly ok, however.)
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187#
188# Watch out in case they have not set $cc.
1acf53c5 189
73ad924b 190# Perl compiled with some combinations of GNU as and ld may not
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191# be able to perform dynamic loading of extensions. If you have a
192# problem with dynamic loading, be sure that you are using the Solaris
193# /usr/ccs/bin/as and /usr/ccs/bin/ld. You can do that with
194# sh Configure -Dcc='gcc -B/usr/ccs/bin/'
73ad924b 195# (note the trailing slash is required).
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196# Combinations that are known to work with the following hints:
197#
198# gcc-2.7.2, GNU as 2.7, GNU ld 2.7
199# egcs-1.0.3, GNU as 2.9.1 and GNU ld 2.9.1
73ad924b 200# --Andy Dougherty <doughera@lafayette.edu>
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201# Tue Apr 13 17:19:43 EDT 1999
202
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203# Get gcc to share its secrets.
204echo 'main() { return 0; }' > try.c
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205 # Indent to avoid propagation to config.sh
206 verbose=`${cc:-cc} -v -o try try.c 2>&1`
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207
208if echo "$verbose" | grep '^Reading specs from' >/dev/null 2>&1; then
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209 #
210 # Using gcc.
211 #
8e07c86e 212
e766ed8d 213 # See if as(1) is GNU as(1). GNU as(1) might not work for this job.
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214 if echo "$verbose" | grep ' /usr/ccs/bin/as ' >/dev/null 2>&1; then
215 :
216 else
68dc0745 217 cat <<END >&2
8e07c86e 218
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219NOTE: You are using GNU as(1). GNU as(1) might not build Perl. If you
220have trouble, you can use /usr/ccs/bin/as by including -B/usr/ccs/bin/
bd89102f 221in your ${cc:-cc} command. (Note that the trailing "/" is required.)
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222
223END
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224 # Apparently not needed, at least for as 2.7 and later.
225 # cc="${cc:-cc} -B/usr/ccs/bin/"
1acf53c5 226 fi
8e07c86e 227
e766ed8d 228 # See if ld(1) is GNU ld(1). GNU ld(1) might not work for this job.
bd89102f 229 # Recompute $verbose since we may have just changed $cc.
d5fdf557 230 verbose=`${cc:-cc} -v -o try try.c 2>&1 | grep ld 2>&1`
e766ed8d 231
bd89102f 232 if echo "$verbose" | grep ' /usr/ccs/bin/ld ' >/dev/null 2>&1; then
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233 # Ok, gcc directly calls the Solaris /usr/ccs/bin/ld.
234 :
235 elif echo "$verbose" | grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
236 # Hmm. gcc doesn't call /usr/ccs/bin/ld directly, but it
237 # does appear to be using it eventually. egcs-1.0.3's ld
238 # wrapper does this.
239 # All Solaris versions of ld I've seen contain the magic
240 # string used in the grep.
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241 :
242 else
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243 # No evidence yet of /usr/ccs/bin/ld. Some versions
244 # of egcs's ld wrapper call /usr/ccs/bin/ld in turn but
245 # apparently don't reveal that unless you pass in -V.
246 # (This may all depend on local configurations too.)
d5fdf557
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247
248 myld=`echo $verbose| grep ld | awk '/\/ld/ {print $1}'`
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249 # This assumes that gcc's output will not change, and that
250 # /full/path/to/ld will be the first word of the output.
251 # Thus myld is something like opt/gnu/sparc-sun-solaris2.5/bin/ld
252
253 if $myld -V 2>&1 | grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
254 # Ok, /usr/ccs/bin/ld eventually does get called.
255 :
256 else
257 cat <<END >&2
8e07c86e 258
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259NOTE: You are using GNU ld(1). GNU ld(1) might not build Perl. If you
260have trouble, you can use /usr/ccs/bin/ld by including -B/usr/ccs/bin/
bd89102f 261in your ${cc:-cc} command. (Note that the trailing "/" is required.)
8e07c86e 262
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263I will try to use GNU ld by passing in the -Wl,-E flag, but if that
264doesn't work, you should use -B/usr/ccs/bin/ instead.
265
8e07c86e 266END
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267 ccdlflags="$ccdlflags -Wl,-E"
268 lddlflags="$lddlflags -W,l-E -G"
269 fi
1acf53c5 270 fi
8e07c86e 271
1acf53c5 272else
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273 #
274 # Not using gcc.
275 #
8e07c86e 276
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277 ccversion="`${cc:-cc} -V 2>&1|sed -n -e '1s/^cc: //p'`"
278 case "$ccversion" in
279 *WorkShop*) ccname=workshop ;;
280 *) ccversion='' ;;
281 esac
282
283 case "$ccname" in
284 workshop)
285 cat >try.c <<EOM
286#include <sunmath.h>
287int main() { return(0); }
288EOM
289 workshoplibs=`cc -### try.c -lsunmath -o try 2>&1|sed -n '/ -Y /s%.* -Y "P,\(.*\)".*%\1%p'|tr ':' '\n'|grep '/SUNWspro/'`
290 . ./workshoplibpth.cbu
291 ;;
292 esac
293
e766ed8d 294 # See if as(1) is GNU as(1). GNU might not work for this job.
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295 case `as --version < /dev/null 2>&1` in
296 *GNU*)
68dc0745 297 cat <<END >&2
8e07c86e 298
e766ed8d 299NOTE: You are using GNU as(1). GNU as(1) might not build Perl.
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300You must arrange to use /usr/ccs/bin/as, perhaps by adding /usr/ccs/bin
301to the beginning of your PATH.
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302
303END
304 ;;
305 esac
306
e766ed8d 307 # See if ld(1) is GNU ld(1). GNU ld(1) might not work for this job.
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308 # ld --version doesn't properly report itself as a GNU tool,
309 # as of ld version 2.6, so we need to be more strict. TWP 9/5/96
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310 # Sun's ld always emits the "Software Generation Utilities" string.
311 if ld -V 2>&1 | grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
312 # Ok, ld is /usr/ccs/bin/ld.
313 :
91d1e749 314 else
604c6cff 315 cat <<END >&2
8e07c86e 316
e766ed8d
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317NOTE: You are apparently using GNU ld(1). GNU ld(1) might not build Perl.
318You should arrange to use /usr/ccs/bin/ld, perhaps by adding /usr/ccs/bin
bd89102f 319to the beginning of your PATH.
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320
321END
91d1e749 322 fi
8e07c86e 323
1acf53c5 324fi
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325
326# as --version or ld --version might dump core.
bd89102f 327rm -f try try.c
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328rm -f core
329
693762b4 330# XXX
73ad924b 331EOCBU
693762b4 332
de6124c8 333cat > UU/usethreads.cbu <<'EOCBU'
73ad924b 334# This script UU/usethreads.cbu will get 'called-back' by Configure
104d25b7 335# after it has prompted the user for whether to use threads.
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336case "$usethreads" in
337$define|true|[yY]*)
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338 ccflags="-D_REENTRANT $ccflags"
339
73ad924b 340 # sched_yield is in -lposix4 up to Solaris 2.6, in -lrt starting with Solaris 2.7
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341 case `uname -r` in
342 5.[0-6] | 5.5.1) sched_yield_lib="posix4" ;;
343 *) sched_yield_lib="rt";
344 esac
345 set `echo X "$libswanted "| sed -e "s/ c / $sched_yield_lib pthread c /"`
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346 shift
347 libswanted="$*"
348
349 # On Solaris 2.6 x86 there is a bug with sigsetjmp() and siglongjmp()
350 # when linked with the threads library, such that whatever positive
351 # value you pass to siglongjmp(), sigsetjmp() returns 1.
352 # Thanks to Simon Parsons <S.Parsons@ftel.co.uk> for this report.
353 # Sun BugID is 4117946, "sigsetjmp always returns 1 when called by
354 # siglongjmp in a MT program". As of 19980622, there is no patch
355 # available.
356 cat >try.c <<'EOM'
357 /* Test for sig(set|long)jmp bug. */
358 #include <setjmp.h>
73ad924b 359
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360 main()
361 {
362 sigjmp_buf env;
363 int ret;
73ad924b 364
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365 ret = sigsetjmp(env, 1);
366 if (ret) { return ret == 2; }
367 siglongjmp(env, 2);
368 }
369EOM
7bd161a1 370 if test "`arch`" = i86pc -a `uname -r` = 5.6 && \
104d25b7
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371 ${cc:-cc} try.c -lpthread >/dev/null 2>&1 && ./a.out; then
372 d_sigsetjmp=$undef
373 cat << 'EOM' >&2
374
375You will see a *** WHOA THERE!!! *** message from Configure for
376d_sigsetjmp. Keep the recommended value. See hints/solaris_2.sh
377for more information.
378
379EOM
380 fi
381 ;;
123f9af1 382esac
104d25b7
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383EOCBU
384
923fc586 385cat > UU/uselargefiles.cbu <<'EOCBU'
73ad924b 386# This script UU/uselargefiles.cbu will get 'called-back' by Configure
5fce3f1f 387# after it has prompted the user for whether to use large files.
bd9b35c9 388case "$uselargefiles" in
10cc9d2a 389''|$define|true|[yY]*)
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390
391# Keep these in the left margin.
45c9e83b
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392ccflags_uselargefiles="`getconf LFS_CFLAGS 2>/dev/null`"
393ldflags_uselargefiles="`getconf LFS_LDFLAGS 2>/dev/null`"
394libswanted_uselargefiles="`getconf LFS_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`"
9422c00b 395
45c9e83b
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396 ccflags="$ccflags $ccflags_uselargefiles"
397 ldflags="$ldflags $ldflags_uselargefiles"
398 libswanted="$libswanted $libswanted_uselargefiles"
6f587e79 399 ;;
bd9b35c9 400esac
5fce3f1f 401EOCBU
6b8eaf93 402
2f4ff158
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403# This is truly a mess.
404case "$usemorebits" in
405"$define"|true|[yY]*)
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406 use64bitint="$define"
407 uselongdouble="$define"
2f4ff158
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408 ;;
409esac
410
73ad924b
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411if test `uname -p` = "sparc"; then
412 cat > UU/use64bitint.cbu <<'EOCBU'
413# This script UU/use64bitint.cbu will get 'called-back' by Configure
414# after it has prompted the user for whether to use 64 bit integers.
415case "$use64bitint" in
416"$define"|true|[yY]*)
417 case "`uname -r`" in
418 5.[0-4])
419 cat >&4 <<EOM
420Solaris `uname -r|sed -e 's/^5\./2./'` does not support 64-bit integers.
421You should upgrade to at least Solaris 2.5.
422EOM
423 exit 1
424 ;;
425 esac
426 ;;
427esac
428EOCBU
429
430 cat > UU/use64bitall.cbu <<'EOCBU'
431# This script UU/use64bitall.cbu will get 'called-back' by Configure
c4eb8127
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432# after it has prompted the user for whether to be maximally 64 bitty.
433case "$use64bitall-$use64bitall_done" in
434"$define-"|true-|[yY]*-)
104d25b7 435 case "`uname -r`" in
73ad924b 436 5.[0-6])
104d25b7 437 cat >&4 <<EOM
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438Solaris `uname -r|sed -e 's/^5\./2./'` does not support 64-bit pointers.
439You should upgrade to at least Solaris 2.7.
104d25b7
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440EOM
441 exit 1
442 ;;
443 esac
282f2f4c
JH
444 libc='/usr/lib/sparcv9/libc.so'
445 if test ! -f $libc; then
9b119d5a 446 cat >&4 <<EOM
282f2f4c
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447
448I do not see the 64-bit libc, $libc.
449Cannot continue, aborting.
450
451EOM
452 exit 1
e6f120fa 453 fi
73ad924b 454 . ./workshoplibpth.cbu
4c07fe1d
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455 case "$cc -v 2>/dev/null" in
456 *gcc*)
9b119d5a 457 echo 'main() { return 0; }' > try.c
9636b992 458 case "`${cc:-cc} -mcpu=v9 -m64 -S try.c 2>&1 | grep 'm64 is not supported by this configuration'`" in
459 *"m64 is not supported"*)
9b119d5a
RB
460 cat >&4 <<EOM
461
e6f120fa
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462Full 64-bit build is not supported by this gcc configuration.
463Check http://gcc.gnu.org/ for the latest news of availability
464of gcc for 64-bit Sparc.
465
9b119d5a
RB
466Cannot continue, aborting.
467
468EOM
469 exit 1
9636b992 470 ;;
73ad924b 471 esac
9b119d5a
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472 ccflags="$ccflags -mcpu=v9 -m64"
473 if test X`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null` != X; then
474 ccflags="$ccflags -Wa,`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
475 fi
476 # no changes to ld flags, as (according to man ld):
477 #
478 # There is no specific option that tells ld to link 64-bit
479 # objects; the class of the first object that gets processed
480 # by ld determines whether it is to perform a 32-bit or a
481 # 64-bit link edit.
4c07fe1d
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482 ;;
483 *)
0d926123 484 ccflags="$ccflags `getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
923fc586 485 ldflags="$ldflags `getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
0d926123 486 lddlflags="$lddlflags -G `getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
4c07fe1d 487 ;;
73ad924b 488 esac
b1b472cb 489 libscheck='case "`/usr/bin/file $xxx`" in
7b65db70
JH
490*64-bit*|*SPARCV9*) ;;
491*) xxx=/no/64-bit$xxx ;;
492esac'
5ae8d7b4 493
e9a51be3 494 use64bitall_done=yes
6f587e79
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495 ;;
496esac
4c07fe1d 497EOCBU
73ad924b
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498
499 # Actually, we want to run this already now, if so requested,
500 # because we need to fix up things right now.
501 case "$use64bitall" in
502 "$define"|true|[yY]*)
503 # CBUs expect to be run in UU
504 cd UU; . ./use64bitall.cbu; cd ..
631e9f25 505 ;;
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506 esac
507fi
b0ca24c6 508
923fc586 509cat > UU/uselongdouble.cbu <<'EOCBU'
73ad924b 510# This script UU/uselongdouble.cbu will get 'called-back' by Configure
923fc586 511# after it has prompted the user for whether to use long doubles.
e9a51be3
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512case "$uselongdouble" in
513"$define"|true|[yY]*)
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514 if test -f /opt/SUNWspro/lib/libsunmath.so; then
515 libs="$libs -lsunmath"
516 ldflags="$ldflags -L/opt/SUNWspro/lib -R/opt/SUNWspro/lib"
517 d_sqrtl=define
8364ae4d 518 else
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519 cat >&4 <<EOM
520
521The Sun Workshop math library is not installed; therefore I do not
522know how to do long doubles, sorry. I'm disabling the use of long
523doubles.
524EOM
525 uselongdouble="$undef"
8364ae4d 526 fi
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JH
527 ;;
528esac
73ad924b 529EOCBU
e9a51be3 530
73ad924b 531rm -f try.c try.o try a.out