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turn off buggy optimisations in one HP compiler
[perl5.git] / hints / hpux.sh
CommitLineData
1dc48e02 1#!/usr/bin/sh
8e07c86e 2
1dc48e02 3### SYSTEM ARCHITECTURE
8e07c86e 4
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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 + $xxOsRevMinor`
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10if [ "$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
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50
51### HP-UX OS specific behaviour
5e4c82f0 52
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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.
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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="$cc_cppflags"
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79 if [ "X$gccversion" = "X" ]; then
80 # Done too late in Configure if hinted
0baa0948 81 gccversion=`$cc -dumpversion`
16c1da12 82 fi
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83 case "$gccversion" in
84 [012]*) # HP-UX and gcc-2.* break UINT32_MAX :-(
85 ccflags="$ccflags -DUINT32_MAX_BROKEN"
86 ;;
b951dd56 87 [34]*) # GCC (both 32bit and 64bit) will define __STDC_EXT__
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88 # by default when using GCC 3.0 and newer versions of
89 # the compiler.
90 cppflags="$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 "$gccversion" in
b951dd56 97 [34]*)
90e831dc 98 case "$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
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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
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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
2ba3ed0c 160 ccversion=`what $cc_found | awk '/Compiler/{print $2}/Itanium/{print $6,$7}/for Integrity/{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])
33773f1a 191 echo '#include <stdio.h>\nint main(){long l;printf("%d\\n",sizeof(l));}'>try.c
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192 $cc -o try $ccflags $ldflags try.c
193 if [ "`try`" = "8" ]; then
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194 case "$use64bitall" in
195 $define|true|[Yy]) ;;
196 *) cat <<EOM >&4
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197
198*** This version of gcc uses 64 bit longs. -Duse64bitall is
199*** implicitly set to enable continuation
200EOM
0215cc28 201 esac
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202 use64bitall=$define
203 gcc_64native=yes
204 fi
205 ;;
206 esac
207
ec7b9793 208case "$use64bitall" in
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209 $define|true|[yY]*) use64bitint="$define" ;;
210 esac
211
6d5d7abf 212case "$usemorebits" in
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213 $define|true|[yY]*) use64bitint="$define"; uselongdouble="$define" ;;
214 esac
bf0c440f 215
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216case "$archname" in
217 IA64*)
218 # While here, override so=sl auto-detection
219 so='so'
220 ;;
1dc48e02 221 esac
bf0c440f 222
fd8c3383 223case "$use64bitall" in
1dc48e02 224 $define|true|[Yy])
bf0c440f 225
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226 if [ "$xxOsRevMajor" -lt 11 ]; then
227 cat <<EOM >&4
228
229*** 64-bit compilation is not supported on HP-UX $xxOsRevMajor.
230*** You need at least HP-UX 11.0.
ec7b9793 231*** Cannot continue, aborting.
bf0c440f 232EOM
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233 exit 1
234 fi
bf0c440f 235
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236 if [ $xxOsRev -eq 1100 ]; then
237 # HP-UX 11.00 uses only 48 bits internally in 64bit mode, not 64
238 # force min/max to 2**47-1
239 sGMTIME_max=140737488355327
c4af86f5 240 sGMTIME_min=-62167219200
8ed20913 241 sLOCALTIME_max=140737488355327
c4af86f5 242 sLOCALTIME_min=-62167219200
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243 fi
244
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245 # Set libc and the library paths
246 case "$archname" in
247 PA-RISC*)
248 loclibpth="$loclibpth /lib/pa20_64"
249 libc='/lib/pa20_64/libc.sl' ;;
e5a5d6fc 250 IA64*)
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251 loclibpth="$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 $libc.
259*** Cannot continue, aborting.
260EOM
261 exit 1
262 fi
bf0c440f 263
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264 case "$ccisgcc" in
265 $define|true|[Yy])
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266 # The fixed socket.h header file is wrong for gcc-4.x
267 # on PA-RISC2.0W, so Sock_type_t is size_t which is
268 # unsigned long which is 64bit which is too long
269 case "$gccversion" in
270 4*) case "$archname" in
271 PA-RISC*) socksizetype=int ;;
272 esac
273 ;;
274 esac
275
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276 # For the moment, don't care that it ain't supported (yet)
277 # by gcc (up to and including 2.95.3), cause it'll crash
278 # anyway. Expect auto-detection of 64-bit enabled gcc on
279 # HP-UX soon, including a user-friendly exit
280 case $gcc_64native in
16c1da12 281 no) case "$gccversion" in
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282 [1234]*)
283 ccflags="$ccflags -mlp64"
284 case "$archname" in
285 PA-RISC*)
286 ldflags="$ldflags -Wl,+DD64"
287 ;;
288 IA64*)
289 ldflags="$ldflags -mlp64"
290 ;;
291 esac
064b70ff 292 ;;
16c1da12 293 esac
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294 ;;
295 esac
296 ;;
297 *)
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298 case "$use64bitall" in
299 $define|true|[yY]*)
300 ccflags="$ccflags +DD64"
301 ldflags="$ldflags +DD64"
302 ;;
303 esac
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304 ;;
305 esac
bf0c440f 306
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307 # Reset the library checker to make sure libraries
308 # are the right type
38dbb4c5 309 # (NOTE: on IA64, this doesn't work with .a files.)
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310 libscheck='case "`/usr/bin/file $xxx`" in
311 *ELF-64*|*LP64*|*PA-RISC2.0*) ;;
312 *) xxx=/no/64-bit$xxx ;;
313 esac'
314
315 ;;
316
317 *) # Not in 64-bit mode
318
319 case "$archname" in
320 PA-RISC*)
321 libc='/lib/libc.sl' ;;
e5a5d6fc 322 IA64*)
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323 loclibpth="$loclibpth /usr/lib/hpux32"
324 libc='/usr/lib/hpux32/libc.so' ;;
325 esac
326 ;;
327 esac
328
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329# By setting the deferred flag below, this means that if you run perl
330# on a system that does not have the required shared library that you
331# linked it with, it will die when you try to access a symbol in the
332# (missing) shared library. If you would rather know at perl startup
333# time that you are missing an important shared library, switch the
334# comments so that immediate, rather than deferred loading is
335# performed. Even with immediate loading, you can postpone errors for
336# undefined (or multiply defined) routines until actual access by
337# adding the "nonfatal" option.
338# ccdlflags="-Wl,-E -Wl,-B,immediate $ccdlflags"
339# ccdlflags="-Wl,-E -Wl,-B,immediate,-B,nonfatal $ccdlflags"
340if [ "$gnu_ld" = "yes" ]; then
341 ccdlflags="-Wl,-E $ccdlflags"
342else
343 ccdlflags="-Wl,-E -Wl,-B,deferred $ccdlflags"
344 fi
345
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346
347### COMPILER SPECIFICS
bf0c440f 348
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349## Local restrictions (point to README.hpux to lift these)
350
351## Optimization limits
352cat >try.c <<EOF
33773f1a 353#include <stdio.h>
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354#include <sys/resource.h>
355
356int main ()
357{
358 struct rlimit rl;
359 int i = getrlimit (RLIMIT_DATA, &rl);
798b24a8 360 printf ("%d\n", (int)(rl.rlim_cur / (1024 * 1024)));
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361 } /* main */
362EOF
363$cc -o try $ccflags $ldflags try.c
364 maxdsiz=`try`
303aa268 365rm -f try try.c core
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366if [ $maxdsiz -le 64 ]; then
367 # 64 Mb is probably not enough to optimize toke.c
368 # and regexp.c with -O2
369 cat <<EOM >&4
370Your kernel limits the data section of your programs to $maxdsiz Mb,
371which is (sadly) not enough to fully optimize some parts of the
372perl binary. I'll try to use a lower optimization level for
373those parts. If you are a sysadmin, and you *do* want full
374optimization, raise the 'maxdsiz' kernel configuration parameter
375to at least 0x08000000 (128 Mb) and rebuild your kernel.
376EOM
a6bab54c 377regexec_cflags=''
38dbb4c5 378doop_cflags=''
4aa4159a 379op_cflags=''
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380 fi
381
b36fec95 382case "$ccisgcc" in
1dc48e02 383 $define|true|[Yy])
e5a5d6fc 384
1dc48e02 385 case "$optimize" in
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386 "") optimize="-g -O" ;;
387 *O[3456789]*) optimize=`echo "$optimize" | sed -e 's/O[3-9]/O2/'` ;;
1dc48e02 388 esac
c723583c 389 #ld="$cc"
5e2807cc 390 ld=/usr/bin/ld
1dc48e02 391 cccdlflags='-fPIC'
c723583c 392 #lddlflags='-shared'
5e2807cc 393 lddlflags='-b'
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394 case "$optimize" in
395 *-g*-O*|*-O*-g*)
396 # gcc without gas will not accept -g
397 echo "main(){}">try.c
398 case "`$cc $optimize -c try.c 2>&1`" in
399 *"-g option disabled"*)
400 set `echo "X $optimize " | sed -e 's/ -g / /'`
401 shift
402 optimize="$*"
403 ;;
404 esac
405 ;;
406 esac
7f128676 407 if [ $maxdsiz -le 64 ]; then
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408 case "$optimize" in
409 *O2*) opt=`echo "$optimize" | sed -e 's/O2/O1/'`
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410 toke_cflags="$toke_cflags;optimize=\"$opt\""
411 regexec_cflags="optimize=\"$opt\""
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412 ;;
413 esac
414 fi
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415 ;;
416
2ba3ed0c 417 *)
1dc48e02 418 case "$optimize" in
5e2807cc 419 "") optimize="+O2 +Onolimit" ;;
c723583c 420 *O[3456789]*) optimize=`echo "$optimize" | sed -e 's/O[3-9]/O2/'` ;;
1dc48e02 421 esac
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422 case "$optimize" in
423 *-O*|\
1717e83e 424 *O2*) opt=`echo "$optimize" | sed -e 's/-O/+O2/' -e 's/O2/O1/' -e 's/ *+Onolimit//'`
38dbb4c5 425 ;;
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426 *) opt="$optimize"
427 ;;
428 esac
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429 case "$archname" in
430 IA64*)
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431 case "$ccversion" in
432 B3910B*A.06.0[12345])
433 # > cc --version
434 # cc: HP aC++/ANSI C B3910B A.06.05 [Jul 25 2005]
435 # Has optimizing problems with -O2 and up for both
436 # maint (5.8.8+) and blead (5.9.3+)
437 # -O1/+O1 passed all tests (m)'05 [ 10 Jan 2005 ]
438 optimize="$opt" ;;
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439 B3910B*A.06.15)
440 # > cc --version
441 # cc: HP C/aC++ B3910B A.06.15 [May 16 2007]
442 # Has optimizing problems with +O2 for blead (5.15.4),
443 # see https://rt.perl.org:443/rt3/Ticket/Display.html?id=103668.
444 #
445 # +O2 +Onolimit +Onoprocelim +Ostore_ordering \
446 # +Onolibcalls=strcmp
447 # passes all tests (with/without -DDEBUGGING) [Nov 17 2011]
448 case "$optimize" in
449 *O2*) optimize="$optimize +Onoprocelim +Ostore_ordering +Onolibcalls=strcmp" ;;
450 esac
451 ;;
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452 *) doop_cflags="optimize=\"$opt\""
453 op_cflags="optimize=\"$opt\"" ;;
798b24a8 454 esac
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455 ;;
456 esac
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457 if [ $maxdsiz -le 64 ]; then
458 toke_cflags="$toke_cflags;optimize=\"$opt\""
459 regexec_cflags="optimize=\"$opt\""
460 fi
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461 ld=/usr/bin/ld
462 cccdlflags='+Z'
c723583c 463 lddlflags='-b +vnocompatwarnings'
1dc48e02 464 ;;
b36fec95 465 esac
8e07c86e 466
1dc48e02 467## LARGEFILES
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468if [ $xxOsRev -lt 1020 ]; then
469 uselargefiles="$undef"
470 fi
774d564b 471
c723583c 472#case "$uselargefiles-$ccisgcc" in
e5a5d6fc 473# "$define-$define"|'-define')
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474# cat <<EOM >&4
475#
476#*** I'm ignoring large files for this build because
477#*** I don't know how to do use large files in HP-UX using gcc.
478#
479#EOM
480# uselargefiles="$undef"
481# ;;
482# esac
dc45a647 483
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484# Once we have the compiler flags defined, Configure will
485# execute the following call-back script. See hints/README.hints
486# for details.
487cat > UU/cc.cbu <<'EOCBU'
488# This script UU/cc.cbu will get 'called-back' by Configure after it
489# has prompted the user for the C compiler to use.
490
491# Compile and run the a test case to see if a certain gcc bug is
492# present. If so, lower the optimization level when compiling
493# pp_pack.c. This works around a bug in unpack.
494
495if test -z "$ccisgcc" -a -z "$gccversion"; then
496 : no tests needed for HPc
497else
498 echo " "
499 echo "Testing for a certain gcc bug is fixed in your compiler..."
500
501 # Try compiling the test case.
03ae59b2 502 if $cc -o t001 -O $ccflags $ldflags -lm ../hints/t001.c; then
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503 gccbug=`$run ./t001`
504 case "$gccbug" in
505 *fails*)
506 cat >&4 <<EOF
507This C compiler ($gccversion) is known to have optimizer
508problems when compiling pp_pack.c.
509
510Disabling optimization for pp_pack.c.
511EOF
512 case "$pp_pack_cflags" in
513 '') pp_pack_cflags='optimize='
514 echo "pp_pack_cflags='optimize=\"\"'" >> config.sh ;;
515 *) echo "You specified pp_pack_cflags yourself, so we'll go with your value." >&4 ;;
516 esac
517 ;;
518 *) echo "Your compiler is ok." >&4
519 ;;
520 esac
521 else
522 echo " "
523 echo "*** WHOA THERE!!! ***" >&4
524 echo " Your C compiler \"$cc\" doesn't seem to be working!" >&4
525 case "$knowitall" in
526 '') echo " You'd better start hunting for one and let me know about it." >&4
527 exit 1
528 ;;
529 esac
530 fi
531
532 rm -f t001$_o t001$_exe
533 fi
534EOCBU
535
1dc48e02 536cat >UU/uselargefiles.cbu <<'EOCBU'
e5a5d6fc 537# This script UU/uselargefiles.cbu will get 'called-back' by Configure
1dc48e02
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538# after it has prompted the user for whether to use large files.
539case "$uselargefiles" in
540 ""|$define|true|[yY]*)
541 # there are largefile flags available via getconf(1)
542 # but we cheat for now. (Keep that in the left margin.)
543ccflags_uselargefiles="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
5cf1d1f1 544
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545 case " $ccflags " in
546 *" $ccflags_uselargefiles "*) ;;
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547 *) ccflags="$ccflags $ccflags_uselargefiles" ;;
548 esac
1dc48e02 549
1717e83e 550 if test -z "$ccisgcc" -a -z "$gccversion"; then
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551 # The strict ANSI mode (-Aa) doesn't like large files.
552 ccflags=`echo " $ccflags "|sed 's@ -Aa @ @g'`
553 case "$ccflags" in
554 *-Ae*) ;;
555 *) ccflags="$ccflags -Ae" ;;
556 esac
fa2879fb
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557 fi
558 ;;
559 esac
1dc48e02 560EOCBU
fa2879fb 561
1dc48e02 562# THREADING
104d25b7 563
e5a5d6fc 564# This script UU/usethreads.cbu will get 'called-back' by Configure
104d25b7 565# after it has prompted the user for whether to use threads.
1dc48e02 566cat >UU/usethreads.cbu <<'EOCBU'
104d25b7 567case "$usethreads" in
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568 $define|true|[yY]*)
569 if [ "$xxOsRevMajor" -lt 10 ]; then
570 cat <<EOM >&4
f1ee07ac 571
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572HP-UX $xxOsRevMajor cannot support POSIX threads.
573Consider upgrading to at least HP-UX 11.
574Cannot continue, aborting.
575EOM
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576 exit 1
577 fi
578
579 if [ "$xxOsRevMajor" -eq 10 ]; then
580 # Under 10.X, a threaded perl can be built
581 if [ -f /usr/include/pthread.h ]; then
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582 if [ -f /usr/lib/libcma.sl ]; then
583 # DCE (from Core OS CD) is installed
584
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585 # Check if it is pristine, or patched
586 cmavsn=`what /usr/lib/libcma.sl 2>&1 | grep 1996`
587 if [ ! -z "$cmavsn" ]; then
588 cat <<EOM >&4
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589\a
590***************************************************************************
591
592Perl will support threading through /usr/lib/libcma.sl from
593the HP DCE package, but the version found is too old to be
594reliable.
595
596If you are not depending on this specific version of the library,
597consider to upgrade using patch PHSS_23672 (read README.hpux)
598
599***************************************************************************
600
601(sleeping for 10 seconds...)
602EOM
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603 sleep 10
604 fi
fa01be49 605
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606 # It needs # libcma and OLD_PTHREADS_API. Also
607 # <pthread.h> needs to be #included before any
608 # other includes (in perl.h)
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609
610 # HP-UX 10.X uses the old pthreads API
611 d_oldpthreads="$define"
612
613 # include libcma before all the others
614 libswanted="cma $libswanted"
615
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616 # tell perl.h to include <pthread.h> before other
617 # include files
c7d9b096 618 ccflags="$ccflags -DPTHREAD_H_FIRST"
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619# First column on purpose:
620# this is not a standard Configure variable
621# but we need to get this noticed.
cce6a207 622pthread_h_first="$define"
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623
624 # HP-UX 10.X seems to have no easy
625 # way of detecting these *time_r protos.
626 d_gmtime_r_proto='define'
627 gmtime_r_proto='REENTRANT_PROTO_I_TS'
628 d_localtime_r_proto='define'
629 localtime_r_proto='REENTRANT_PROTO_I_TS'
630
58a9dc44 631 # Avoid the poisonous conflicting (and irrelevant)
e5a5d6fc 632 # prototypes of setkey ().
58a9dc44 633 i_crypt="$undef"
c7d9b096 634
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635 # CMA redefines select to cma_select, and cma_select
636 # expects int * instead of fd_set * (just like 9.X)
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637 selecttype='int *'
638
639 elif [ -f /usr/lib/libpthread.sl ]; then
640 # PTH package is installed
641 libswanted="pthread $libswanted"
642 else
643 libswanted="no_threads_available"
644 fi
645 else
646 libswanted="no_threads_available"
647 fi
648
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649 if [ $libswanted = "no_threads_available" ]; then
650 cat <<EOM >&4
f1ee07ac 651
104d25b7 652In HP-UX 10.X for POSIX threads you need both of the files
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653/usr/include/pthread.h and either /usr/lib/libcma.sl or /usr/lib/libpthread.sl.
654Either you must upgrade to HP-UX 11 or install a posix thread library:
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655
656 DCE-CoreTools from HP-UX 10.20 Hardware Extensions 3.0 CD (B3920-13941)
657
658or
659
464a08e7 660 PTH package from e.g. http://hpux.connect.org.uk/hppd/hpux/Gnu/pth-2.0.7/
f1ee07ac 661
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662Cannot continue, aborting.
663EOM
1dc48e02 664 exit 1
c7d9b096 665 fi
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666 else
667 # 12 may want upping the _POSIX_C_SOURCE datestamp...
10bc17b6 668 ccflags=" -D_POSIX_C_SOURCE=199506L -D_REENTRANT $ccflags"
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669 set `echo X "$libswanted "| sed -e 's/ c / pthread c /'`
670 shift
671 libswanted="$*"
104d25b7 672
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673 # HP-UX 11.X seems to have no easy
674 # way of detecting these *time_r protos.
675 d_gmtime_r_proto='define'
676 gmtime_r_proto='REENTRANT_PROTO_S_TS'
677 d_localtime_r_proto='define'
678 localtime_r_proto='REENTRANT_PROTO_S_TS'
679 fi
104d25b7 680 ;;
1dc48e02 681 esac
bd9b35c9 682EOCBU
758a5d79 683
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684# There used to be:
685# The mysterious io_xs memory corruption in 11.00 32bit seems to get
686# fixed by not using Perl's malloc. Flip side is performance loss.
687# So we want mymalloc for all situations possible
688# That set usemymalloc to 'n' for threaded builds and non-gcc 32bit
689# non-debugging builds and 'y' for all others
b1157548 690
c2eedc99 691usemymalloc='n'
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692case "$useperlio" in
693 $undef|false|[nN]*) usemymalloc='y' ;;
694 esac
c2eedc99 695
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696# malloc wrap works
697case "$usemallocwrap" in
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698 '') usemallocwrap='define' ;;
699 esac
da0b61dd 700
e5a5d6fc 701# ctime_r () and asctime_r () seem to have issues for versions before
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702# HP-UX 11
703if [ $xxOsRevMajor -lt 11 ]; then
704 d_ctime_r="$undef"
705 d_asctime_r="$undef"
706 fi
707
e5a5d6fc 708# fpclassify () is a macro, the library call is Fpclassify
38dbb4c5 709# Similarly with the others below.
758a5d79 710d_fpclassify='define'
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711d_isnan='define'
712d_isinf='define'
713d_isfinite='define'
714d_unordered='define'
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715# Next one(s) need the leading tab. These are special 'hint' symbols that
716# are not to be propagated to config.sh, all related to pthreads draft 4
717# interfaces.
718case "$d_oldpthreads" in
719 ''|$undef)
720 d_crypt_r_proto='undef'
721 d_getgrent_r_proto='undef'
722 d_getpwent_r_proto='undef'
723 d_strerror_r_proto='undef'
724 ;;
725 esac