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[perl5.git] / hints / hpux.sh
CommitLineData
1dc48e02 1#!/usr/bin/sh
8e07c86e 2
1dc48e02 3### SYSTEM ARCHITECTURE
8e07c86e 4
1dc48e02
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5# Determine the architecture type of this system.
6# Keep leading tab below -- Configure Black Magic -- RAM, 03/02/97
7 xxOsRevMajor=`uname -r | sed -e 's/^[^0-9]*//' | cut -d. -f1`;
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8 xxOsRevMinor=`uname -r | sed -e 's/^[^0-9]*//' | cut -d. -f2`;
9 xxOsRev=`expr 100 \* $xxOsRevMajor + $xxOsRevMinor`
1dc48e02
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10if [ "$xxOsRevMajor" -ge 10 ]; then
11 # This system is running >= 10.x
12
13 # Tested on 10.01 PA1.x and 10.20 PA[12].x.
14 # Idea: Scan /usr/include/sys/unistd.h for matches with
15 # "#define CPU_* `getconf # CPU_VERSION`" to determine CPU type.
16 # Note the text following "CPU_" is used, *NOT* the comment.
17 #
18 # ASSUMPTIONS: Numbers will continue to be defined in hex -- and in
19 # /usr/include/sys/unistd.h -- and the CPU_* #defines will be kept
20 # up to date with new CPU/OS releases.
21 xxcpu=`getconf CPU_VERSION`; # Get the number.
22 xxcpu=`printf '0x%x' $xxcpu`; # convert to hex
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23 archname=`sed -n -e "s/^#[[:space:]]*define[[:space:]]*CPU_//p" /usr/include/sys/unistd.h |
24 sed -n -e "s/[[:space:]]*$xxcpu[[:space:]].*//p" |
38dbb4c5 25 sed -e s/_RISC/-RISC/ -e s/HP_// -e s/_/./ -e "s/[[:space:]]*//g"`;
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26else
27 # This system is running <= 9.x
28 # Tested on 9.0[57] PA and [78].0 MC680[23]0. Idea: After removing
29 # MC6888[12] from context string, use first CPU identifier.
30 #
31 # ASSUMPTION: Only CPU identifiers contain no lowercase letters.
32 archname=`getcontext | tr ' ' '\012' | grep -v '[a-z]' | grep -v MC688 |
33 sed -e 's/HP-//' -e 1q`;
34 selecttype='int *'
8e07c86e 35 fi
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36
37# For some strange reason, the u32align test from Configure hangs in
38# HP-UX 10.20 since the December 2001 patches. So hint it to avoid
39# the test.
40if [ "$xxOsRevMajor" -le 10 ]; then
41 d_u32align=$define
2da79f33 42 fi
8e07c86e 43
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44echo "Archname is $archname"
45
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46# Fix XSlib (CPAN) confusion when re-using a prefix but changing from ILP32
47# to LP64 builds. They're NOT binary compatible, so quit claiming they are.
48archname64=LP64
49
1dc48e02
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50
51### HP-UX OS specific behaviour
5e4c82f0 52
e08bfeb2
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53# -ldbm is obsolete and should not be used
54# -lBSD contains BSD-style duplicates of SVR4 routines that cause confusion
55# -lPW is obsolete and should not be used
56# The libraries crypt, malloc, ndir, and net are empty.
c723583c
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57set `echo "X $libswanted " | sed -e 's/ ld / /' -e 's/ dbm / /' -e 's/ BSD / /' -e 's/ PW / /'`
58shift
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59libswanted="$*"
60
1dc48e02 61cc=${cc:-cc}
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62ar=/usr/bin/ar # Yes, truly override. We do not want the GNU ar.
63full_ar=$ar # I repeat, no GNU ar. arrr.
167d2fcb 64
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65set `echo "X $ccflags " | sed -e 's/ -A[ea] / /' -e 's/ -D_HPUX_SOURCE / /'`
66shift
67 cc_cppflags="$* -D_HPUX_SOURCE"
68cppflags="-Aa -D__STDC_EXT__ $cc_cppflags"
69
70case "$prefix" in
71 "") prefix='/opt/perl5' ;;
72 esac
0f3ba31f 73
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74 gnu_as=no
75 gnu_ld=no
b36fec95 76case `$cc -v 2>&1`"" in
c723583c 77 *gcc*) ccisgcc="$define"
dcd01700 78 ccflags="$cc_cppflags"
16c1da12
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79 if [ "X$gccversion" = "X" ]; then
80 # Done too late in Configure if hinted
a4349bea 81 gccversion=`$cc --version | sed 's/.*(GCC) *//'`
16c1da12 82 fi
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83 case "$gccversion" in
84 [012]*) # HP-UX and gcc-2.* break UINT32_MAX :-(
85 ccflags="$ccflags -DUINT32_MAX_BROKEN"
86 ;;
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87 3*) # GCC (both 32bit and 64bit) will define __STDC_EXT__
88 # by default when using GCC 3.0 and newer versions of
89 # the compiler.
90 cppflags="$cc_cppflags"
91 ;;
1717e83e 92 esac
0f3ba31f 93 case "`getconf KERNEL_BITS 2>/dev/null`" in
dcd01700 94 *64*)
eb9ee3dc 95 echo "main(){}">try.c
16c1da12 96 case "$gccversion" in
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97 3*)
98 case "$archname" in
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99 PA-RISC*)
100 case "$ccflags" in
101 *-mpa-risc*) ;;
102 *) ccflags="$ccflags -mpa-risc-2-0" ;;
103 esac
104 ;;
90e831dc 105 esac
dcd01700 106 ;;
eb9ee3dc 107 *) # gcc with gas will not accept +DA2.0
16c1da12
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108 case "`$cc -c -Wa,+DA2.0 try.c 2>&1`" in
109 *"+DA2.0"*) # gas
110 gnu_as=yes
111 ;;
112 *) # HPas
113 ccflags="$ccflags -Wa,+DA2.0"
114 ;;
115 esac
dcd01700
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116 ;;
117 esac
118 # gcc with gld will not accept +vnocompatwarnings
119 case "`$cc -o try -Wl,+vnocompatwarnings try.c 2>&1`" in
120 *"+vnocompat"*) # gld
121 gnu_ld=yes
122 ;;
123 *) # HPld
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124 case "$gccversion" in
125 [12]*)
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126 # Why not 3 as well here?
127 # Since not relevant to IA64, not changed.
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128 ldflags="$ldflags -Wl,+vnocompatwarnings"
129 ccflags="$ccflags -Wl,+vnocompatwarnings"
130 ;;
131 esac
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132 ;;
133 esac
eb9ee3dc 134 rm -f try.c
dcd01700 135 ;;
0f3ba31f 136 esac
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137 ;;
138 *) ccisgcc=''
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139 # What cannot be use in combination with ccache links :(
140 cc_found=""
141 for p in `echo $PATH | tr : ' ''` ; do
142 x="$p/cc"
143 if [ -f $x ] && [ -x $x ]; then
144 if [ -h $x ]; then
145 l=`ls -l $x | sed 's,.*-> ,,'`
146 case $l in
147 /*) x=$l ;;
148 *) x="$p/$l" ;;
149 esac
150 fi
151 x=`echo $x | sed 's,/\./,/,g'`
152 case $x in
153 *ccache*) ;;
154 *) [ -z "$cc_found" ] && cc_found=$x ;;
155 esac
156 fi
157 done
158 [ -z "$cc_found" ] && cc_found=`which cc`
159 what $cc_found >&4
8ab815d3 160 ccversion=`what $cc_found | awk '/Compiler/{print $2}/Itanium/{print $6,$7}'`
0fb2d8c6 161 case "$ccflags" in
51d2fe06 162 "-Ae "*) ;;
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163 *) ccflags="-Ae $cc_cppflags"
164 # +vnocompatwarnings not known in 10.10 and older
165 if [ $xxOsRev -ge 1020 ]; then
17ad866a 166 ccflags="$ccflags -Wl,+vnocompatwarnings"
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167 fi
168 ;;
51d2fe06 169 esac
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170 # Needed because cpp does only support -Aa (not -Ae)
171 cpplast='-'
172 cppminus='-'
173 cppstdin='cc -E -Aa -D__STDC_EXT__'
174 cpprun=$cppstdin
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175# case "$d_casti32" in
176# "") d_casti32='undef' ;;
177# esac
0f3ba31f 178 ;;
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179 esac
180
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181# When HP-UX runs a script with "#!", it sets argv[0] to the script name.
182toke_cflags='ccflags="$ccflags -DARG_ZERO_IS_SCRIPT"'
1dc48e02 183
1dc48e02 184### 64 BITNESS
b36fec95 185
8cb447e0 186# Some gcc versions do native 64 bit long (e.g. 2.9-hppa-000310 and gcc-3.0)
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187# We have to force 64bitness to go search the right libraries
188 gcc_64native=no
189case "$ccisgcc" in
190 $define|true|[Yy])
eb9ee3dc 191 echo 'int main(){long l;printf("%d\\n",sizeof(l));}'>try.c
dcd01700
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192 $cc -o try $ccflags $ldflags try.c
193 if [ "`try`" = "8" ]; then
194 cat <<EOM >&4
195
196*** This version of gcc uses 64 bit longs. -Duse64bitall is
197*** implicitly set to enable continuation
198EOM
199 use64bitall=$define
200 gcc_64native=yes
201 fi
202 ;;
203 esac
204
ec7b9793 205case "$use64bitall" in
1dc48e02
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206 $define|true|[yY]*) use64bitint="$define" ;;
207 esac
208
6d5d7abf 209case "$usemorebits" in
1dc48e02
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210 $define|true|[yY]*) use64bitint="$define"; uselongdouble="$define" ;;
211 esac
bf0c440f 212
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213case "$archname" in
214 IA64*)
215 # While here, override so=sl auto-detection
216 so='so'
217 ;;
218 *)
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219 case "$uselongdouble" in
220 *) ;;
221 $define|true|[yY]*)
222 cat <<EOM >&4
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223
224*** long doubles are not (yet) supported on HP-UX (any version)
225*** Until it does, we cannot continue, aborting.
bf0c440f 226EOM
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227 exit 1 ;;
228 esac
38dbb4c5 229 ;;
1dc48e02 230 esac
bf0c440f 231
1dc48e02
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232case "$use64bitint" in
233 $define|true|[Yy])
bf0c440f 234
1dc48e02
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235 if [ "$xxOsRevMajor" -lt 11 ]; then
236 cat <<EOM >&4
237
238*** 64-bit compilation is not supported on HP-UX $xxOsRevMajor.
239*** You need at least HP-UX 11.0.
ec7b9793 240*** Cannot continue, aborting.
bf0c440f 241EOM
1dc48e02
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242 exit 1
243 fi
bf0c440f 244
1dc48e02
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245 # Set libc and the library paths
246 case "$archname" in
247 PA-RISC*)
248 loclibpth="$loclibpth /lib/pa20_64"
249 libc='/lib/pa20_64/libc.sl' ;;
250 IA64*)
251 loclibpth="$loclibpth /usr/lib/hpux64"
252 libc='/usr/lib/hpux64/libc.so' ;;
253 esac
254 if [ ! -f "$libc" ]; then
255 cat <<EOM >&4
256
257*** You do not seem to have the 64-bit libc.
258*** I cannot find the file $libc.
259*** Cannot continue, aborting.
260EOM
261 exit 1
262 fi
bf0c440f 263
dcd01700
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264 case "$ccisgcc" in
265 $define|true|[Yy])
266 # For the moment, don't care that it ain't supported (yet)
267 # by gcc (up to and including 2.95.3), cause it'll crash
268 # anyway. Expect auto-detection of 64-bit enabled gcc on
269 # HP-UX soon, including a user-friendly exit
270 case $gcc_64native in
16c1da12 271 no) case "$gccversion" in
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272 [123]*) ccflags="$ccflags -mlp64"
273 case "$archname" in
274 PA-RISC*)
275 ldflags="$ldflags -Wl,+DD64"
276 ;;
277 IA64*)
278 ldflags="$ldflags -mlp64"
279 ;;
280 esac
16c1da12
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281 ;;
282 esac
dcd01700
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283 ;;
284 esac
285 ;;
286 *)
287 ccflags="$ccflags +DD64"
288 ldflags="$ldflags +DD64"
289 ;;
290 esac
bf0c440f 291
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292 # Reset the library checker to make sure libraries
293 # are the right type
38dbb4c5 294 # (NOTE: on IA64, this doesn't work with .a files.)
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295 libscheck='case "`/usr/bin/file $xxx`" in
296 *ELF-64*|*LP64*|*PA-RISC2.0*) ;;
297 *) xxx=/no/64-bit$xxx ;;
298 esac'
299
300 ;;
301
302 *) # Not in 64-bit mode
303
304 case "$archname" in
305 PA-RISC*)
306 libc='/lib/libc.sl' ;;
307 IA64*)
308 loclibpth="$loclibpth /usr/lib/hpux32"
309 libc='/usr/lib/hpux32/libc.so' ;;
310 esac
311 ;;
312 esac
313
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314# By setting the deferred flag below, this means that if you run perl
315# on a system that does not have the required shared library that you
316# linked it with, it will die when you try to access a symbol in the
317# (missing) shared library. If you would rather know at perl startup
318# time that you are missing an important shared library, switch the
319# comments so that immediate, rather than deferred loading is
320# performed. Even with immediate loading, you can postpone errors for
321# undefined (or multiply defined) routines until actual access by
322# adding the "nonfatal" option.
323# ccdlflags="-Wl,-E -Wl,-B,immediate $ccdlflags"
324# ccdlflags="-Wl,-E -Wl,-B,immediate,-B,nonfatal $ccdlflags"
325if [ "$gnu_ld" = "yes" ]; then
326 ccdlflags="-Wl,-E $ccdlflags"
327else
328 ccdlflags="-Wl,-E -Wl,-B,deferred $ccdlflags"
329 fi
330
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331
332### COMPILER SPECIFICS
bf0c440f 333
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334## Local restrictions (point to README.hpux to lift these)
335
336## Optimization limits
337cat >try.c <<EOF
338#include <sys/resource.h>
339
340int main ()
341{
342 struct rlimit rl;
343 int i = getrlimit (RLIMIT_DATA, &rl);
344 printf ("%d\n", rl.rlim_cur / (1024 * 1024));
345 } /* main */
346EOF
347$cc -o try $ccflags $ldflags try.c
348 maxdsiz=`try`
303aa268 349rm -f try try.c core
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350if [ $maxdsiz -le 64 ]; then
351 # 64 Mb is probably not enough to optimize toke.c
352 # and regexp.c with -O2
353 cat <<EOM >&4
354Your kernel limits the data section of your programs to $maxdsiz Mb,
355which is (sadly) not enough to fully optimize some parts of the
356perl binary. I'll try to use a lower optimization level for
357those parts. If you are a sysadmin, and you *do* want full
358optimization, raise the 'maxdsiz' kernel configuration parameter
359to at least 0x08000000 (128 Mb) and rebuild your kernel.
360EOM
a6bab54c 361regexec_cflags=''
38dbb4c5 362doop_cflags=''
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363 fi
364
b36fec95 365case "$ccisgcc" in
1dc48e02
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366 $define|true|[Yy])
367
368 case "$optimize" in
c723583c
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369 "") optimize="-g -O" ;;
370 *O[3456789]*) optimize=`echo "$optimize" | sed -e 's/O[3-9]/O2/'` ;;
1dc48e02 371 esac
c723583c 372 #ld="$cc"
5e2807cc 373 ld=/usr/bin/ld
1dc48e02 374 cccdlflags='-fPIC'
c723583c 375 #lddlflags='-shared'
5e2807cc 376 lddlflags='-b'
c723583c
JH
377 case "$optimize" in
378 *-g*-O*|*-O*-g*)
379 # gcc without gas will not accept -g
380 echo "main(){}">try.c
381 case "`$cc $optimize -c try.c 2>&1`" in
382 *"-g option disabled"*)
383 set `echo "X $optimize " | sed -e 's/ -g / /'`
384 shift
385 optimize="$*"
386 ;;
387 esac
388 ;;
389 esac
7f128676 390 if [ $maxdsiz -le 64 ]; then
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391 case "$optimize" in
392 *O2*) opt=`echo "$optimize" | sed -e 's/O2/O1/'`
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393 toke_cflags="$toke_cflags;optimize=\"$opt\""
394 regexec_cflags="optimize=\"$opt\""
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395 ;;
396 esac
397 fi
1dc48e02
JH
398 ;;
399
400 *) # HP's compiler cannot combine -g and -O
401 case "$optimize" in
5e2807cc 402 "") optimize="+O2 +Onolimit" ;;
c723583c 403 *O[3456789]*) optimize=`echo "$optimize" | sed -e 's/O[3-9]/O2/'` ;;
1dc48e02 404 esac
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SB
405 case "$optimize" in
406 *-O*|\
1717e83e 407 *O2*) opt=`echo "$optimize" | sed -e 's/-O/+O2/' -e 's/O2/O1/' -e 's/ *+Onolimit//'`
38dbb4c5 408 ;;
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409 *) opt="$optimize"
410 ;;
411 esac
38dbb4c5 412 if [ $maxdsiz -le 64 ]; then
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413 toke_cflags="$toke_cflags;optimize=\"$opt\""
414 regexec_cflags="optimize=\"$opt\""
7f128676 415 fi
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SB
416 case "$archname" in
417 IA64*)
418 doop_cflags="optimize=\"$opt\""
419 ;;
420 esac
1dc48e02
JH
421 ld=/usr/bin/ld
422 cccdlflags='+Z'
c723583c 423 lddlflags='-b +vnocompatwarnings'
1dc48e02 424 ;;
b36fec95 425 esac
8e07c86e 426
1dc48e02 427## LARGEFILES
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428if [ $xxOsRev -lt 1020 ]; then
429 uselargefiles="$undef"
430 fi
774d564b 431
c723583c
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432#case "$uselargefiles-$ccisgcc" in
433# "$define-$define"|'-define')
434# cat <<EOM >&4
435#
436#*** I'm ignoring large files for this build because
437#*** I don't know how to do use large files in HP-UX using gcc.
438#
439#EOM
440# uselargefiles="$undef"
441# ;;
442# esac
dc45a647 443
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444# Once we have the compiler flags defined, Configure will
445# execute the following call-back script. See hints/README.hints
446# for details.
447cat > UU/cc.cbu <<'EOCBU'
448# This script UU/cc.cbu will get 'called-back' by Configure after it
449# has prompted the user for the C compiler to use.
450
451# Compile and run the a test case to see if a certain gcc bug is
452# present. If so, lower the optimization level when compiling
453# pp_pack.c. This works around a bug in unpack.
454
455if test -z "$ccisgcc" -a -z "$gccversion"; then
456 : no tests needed for HPc
457else
458 echo " "
459 echo "Testing for a certain gcc bug is fixed in your compiler..."
460
461 # Try compiling the test case.
03ae59b2 462 if $cc -o t001 -O $ccflags $ldflags -lm ../hints/t001.c; then
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463 gccbug=`$run ./t001`
464 case "$gccbug" in
465 *fails*)
466 cat >&4 <<EOF
467This C compiler ($gccversion) is known to have optimizer
468problems when compiling pp_pack.c.
469
470Disabling optimization for pp_pack.c.
471EOF
472 case "$pp_pack_cflags" in
473 '') pp_pack_cflags='optimize='
474 echo "pp_pack_cflags='optimize=\"\"'" >> config.sh ;;
475 *) echo "You specified pp_pack_cflags yourself, so we'll go with your value." >&4 ;;
476 esac
477 ;;
478 *) echo "Your compiler is ok." >&4
479 ;;
480 esac
481 else
482 echo " "
483 echo "*** WHOA THERE!!! ***" >&4
484 echo " Your C compiler \"$cc\" doesn't seem to be working!" >&4
485 case "$knowitall" in
486 '') echo " You'd better start hunting for one and let me know about it." >&4
487 exit 1
488 ;;
489 esac
490 fi
491
492 rm -f t001$_o t001$_exe
493 fi
494EOCBU
495
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496cat >UU/uselargefiles.cbu <<'EOCBU'
497# This script UU/uselargefiles.cbu will get 'called-back' by Configure
498# after it has prompted the user for whether to use large files.
499case "$uselargefiles" in
500 ""|$define|true|[yY]*)
501 # there are largefile flags available via getconf(1)
502 # but we cheat for now. (Keep that in the left margin.)
503ccflags_uselargefiles="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
5cf1d1f1 504
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505 case " $ccflags " in
506 *" $ccflags_uselargefiles "*) ;;
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507 *) ccflags="$ccflags $ccflags_uselargefiles" ;;
508 esac
1dc48e02 509
1717e83e 510 if test -z "$ccisgcc" -a -z "$gccversion"; then
1dc48e02
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511 # The strict ANSI mode (-Aa) doesn't like large files.
512 ccflags=`echo " $ccflags "|sed 's@ -Aa @ @g'`
513 case "$ccflags" in
514 *-Ae*) ;;
515 *) ccflags="$ccflags -Ae" ;;
516 esac
fa2879fb
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517 fi
518 ;;
519 esac
1dc48e02 520EOCBU
fa2879fb 521
1dc48e02 522# THREADING
104d25b7
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523
524# This script UU/usethreads.cbu will get 'called-back' by Configure
525# after it has prompted the user for whether to use threads.
1dc48e02 526cat >UU/usethreads.cbu <<'EOCBU'
104d25b7 527case "$usethreads" in
1dc48e02
JH
528 $define|true|[yY]*)
529 if [ "$xxOsRevMajor" -lt 10 ]; then
530 cat <<EOM >&4
f1ee07ac 531
104d25b7
JH
532HP-UX $xxOsRevMajor cannot support POSIX threads.
533Consider upgrading to at least HP-UX 11.
534Cannot continue, aborting.
535EOM
1dc48e02
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536 exit 1
537 fi
538
539 if [ "$xxOsRevMajor" -eq 10 ]; then
540 # Under 10.X, a threaded perl can be built
541 if [ -f /usr/include/pthread.h ]; then
c7d9b096
JH
542 if [ -f /usr/lib/libcma.sl ]; then
543 # DCE (from Core OS CD) is installed
544
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545 # Check if it is pristine, or patched
546 cmavsn=`what /usr/lib/libcma.sl 2>&1 | grep 1996`
547 if [ ! -z "$cmavsn" ]; then
548 cat <<EOM >&4
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549\a
550***************************************************************************
551
552Perl will support threading through /usr/lib/libcma.sl from
553the HP DCE package, but the version found is too old to be
554reliable.
555
556If you are not depending on this specific version of the library,
557consider to upgrade using patch PHSS_23672 (read README.hpux)
558
559***************************************************************************
560
561(sleeping for 10 seconds...)
562EOM
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563 sleep 10
564 fi
fa01be49 565
1dc48e02
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566 # It needs # libcma and OLD_PTHREADS_API. Also
567 # <pthread.h> needs to be #included before any
568 # other includes (in perl.h)
c7d9b096
JH
569
570 # HP-UX 10.X uses the old pthreads API
571 d_oldpthreads="$define"
572
573 # include libcma before all the others
574 libswanted="cma $libswanted"
575
1dc48e02
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576 # tell perl.h to include <pthread.h> before other
577 # include files
c7d9b096 578 ccflags="$ccflags -DPTHREAD_H_FIRST"
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579# First column on purpose:
580# this is not a standard Configure variable
581# but we need to get this noticed.
cce6a207 582pthread_h_first="$define"
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583
584 # HP-UX 10.X seems to have no easy
585 # way of detecting these *time_r protos.
586 d_gmtime_r_proto='define'
587 gmtime_r_proto='REENTRANT_PROTO_I_TS'
588 d_localtime_r_proto='define'
589 localtime_r_proto='REENTRANT_PROTO_I_TS'
590
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591 # Avoid the poisonous conflicting (and irrelevant)
592 # prototypes of setkey().
593 i_crypt="$undef"
c7d9b096 594
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595 # CMA redefines select to cma_select, and cma_select
596 # expects int * instead of fd_set * (just like 9.X)
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597 selecttype='int *'
598
599 elif [ -f /usr/lib/libpthread.sl ]; then
600 # PTH package is installed
601 libswanted="pthread $libswanted"
602 else
603 libswanted="no_threads_available"
604 fi
605 else
606 libswanted="no_threads_available"
607 fi
608
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609 if [ $libswanted = "no_threads_available" ]; then
610 cat <<EOM >&4
f1ee07ac 611
104d25b7 612In HP-UX 10.X for POSIX threads you need both of the files
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613/usr/include/pthread.h and either /usr/lib/libcma.sl or /usr/lib/libpthread.sl.
614Either you must upgrade to HP-UX 11 or install a posix thread library:
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615
616 DCE-CoreTools from HP-UX 10.20 Hardware Extensions 3.0 CD (B3920-13941)
617
618or
619
1dc48e02 620 PTH package from e.g. http://hpux.tn.tudelft.nl/hppd/hpux/alpha.html
f1ee07ac 621
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622Cannot continue, aborting.
623EOM
1dc48e02 624 exit 1
c7d9b096 625 fi
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626 else
627 # 12 may want upping the _POSIX_C_SOURCE datestamp...
10bc17b6 628 ccflags=" -D_POSIX_C_SOURCE=199506L -D_REENTRANT $ccflags"
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629 set `echo X "$libswanted "| sed -e 's/ c / pthread c /'`
630 shift
631 libswanted="$*"
632 fi
104d25b7 633
104d25b7 634 ;;
1dc48e02 635 esac
bd9b35c9 636EOCBU
758a5d79 637
c2eedc99 638# The mysterious io_xs memory corruption in 11.00 32bit seems to get
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639# fixed by not using Perl's malloc. Flip side is performance loss.
640# So we want mymalloc for all situations possible
641usemymalloc='y'
642case "$usethreads" in
643 $define|true|[yY]*) usemymalloc='n' ;;
644 *) case "$ccisgcc" in
645 $undef|false|[nN]*)
646 case "$use64bitint" in
647 $undef|false|[nN]*)
648 case "$ccflags" in
649 *-DDEBUGGING*) ;;
650 *) usemymalloc='n' ;;
651 esac
652 ;;
653 esac
654 ;;
655 esac
656 ;;
657 esac
658
c2eedc99 659usemymalloc='n'
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660case "$useperlio" in
661 $undef|false|[nN]*) usemymalloc='y' ;;
662 esac
c2eedc99 663
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664# malloc wrap works
665case "$usemallocwrap" in
666'') usemallocwrap='define' ;;
667esac
668
758a5d79 669# fpclassify() is a macro, the library call is Fpclassify
38dbb4c5 670# Similarly with the others below.
758a5d79 671d_fpclassify='define'
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672d_isnan='define'
673d_isinf='define'
674d_isfinite='define'
675d_unordered='define'
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676# Next one(s) need the leading tab. These are special 'hint' symbols that
677# are not to be propagated to config.sh, all related to pthreads draft 4
678# interfaces.
679case "$d_oldpthreads" in
680 ''|$undef)
681 d_crypt_r_proto='undef'
682 d_getgrent_r_proto='undef'
683 d_getpwent_r_proto='undef'
684 d_strerror_r_proto='undef'
685 ;;
686 esac