3 ### SYSTEM ARCHITECTURE
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`;
8 if [ "$xxOsRevMajor" -ge 10 ]; then
9 # This system is running >= 10.x
11 # Tested on 10.01 PA1.x and 10.20 PA[12].x.
12 # Idea: Scan /usr/include/sys/unistd.h for matches with
13 # "#define CPU_* `getconf # CPU_VERSION`" to determine CPU type.
14 # Note the text following "CPU_" is used, *NOT* the comment.
16 # ASSUMPTIONS: Numbers will continue to be defined in hex -- and in
17 # /usr/include/sys/unistd.h -- and the CPU_* #defines will be kept
18 # up to date with new CPU/OS releases.
19 xxcpu=`getconf CPU_VERSION`; # Get the number.
20 xxcpu=`printf '0x%x' $xxcpu`; # convert to hex
21 archname=`sed -n -e "s/^#[ \t]*define[ \t]*CPU_//p" /usr/include/sys/unistd.h |
22 sed -n -e "s/[ \t]*$xxcpu[ \t].*//p" |
23 sed -e s/_RISC/-RISC/ -e s/HP_// -e s/_/./`;
25 # This system is running <= 9.x
26 # Tested on 9.0[57] PA and [78].0 MC680[23]0. Idea: After removing
27 # MC6888[12] from context string, use first CPU identifier.
29 # ASSUMPTION: Only CPU identifiers contain no lowercase letters.
30 archname=`getcontext | tr ' ' '\012' | grep -v '[a-z]' | grep -v MC688 |
31 sed -e 's/HP-//' -e 1q`;
34 # For some strange reason under the smoke harness the alignment
35 # test hangs in HP-UX 10.20. So hint it to avoid the test.
36 if [ "$xxOsRevMajor" -le 10 ]; then
40 echo "Archname is $archname"
43 ### HP-UX OS specific behaviour
45 # -ldbm is obsolete and should not be used
46 # -lBSD contains BSD-style duplicates of SVR4 routines that cause confusion
47 # -lPW is obsolete and should not be used
48 # The libraries crypt, malloc, ndir, and net are empty.
49 set `echo "X $libswanted " | sed -e 's/ ld / /' -e 's/ dbm / /' -e 's/ BSD / /' -e 's/ PW / /'`
54 ar=/usr/bin/ar # Yes, truly override. We do not want the GNU ar.
55 full_ar=$ar # I repeat, no GNU ar. arrr.
57 set `echo "X $ccflags " | sed -e 's/ -A[ea] / /' -e 's/ -D_HPUX_SOURCE / /'`
59 cc_cppflags="$* -D_HPUX_SOURCE"
60 cppflags="-Aa -D__STDC_EXT__ $cc_cppflags"
63 "") prefix='/opt/perl5' ;;
68 case `$cc -v 2>&1`"" in
69 *gcc*) ccisgcc="$define"
70 ccflags="$cc_cppflags"
71 if [ "X$gccversion" = "X" ]; then
72 # Done too late in Configure if hinted
73 gccversion=`$cc --version`
75 case "`getconf KERNEL_BITS 2>/dev/null`" in
79 3*) ccflags="$ccflags -mpa-risc-2-0"
81 *) # gcc with gas will not accept +DA2.0
82 case "`$cc -c -Wa,+DA2.0 try.c 2>&1`" in
87 ccflags="$ccflags -Wa,+DA2.0"
92 # gcc with gld will not accept +vnocompatwarnings
93 case "`$cc -o try -Wl,+vnocompatwarnings try.c 2>&1`" in
100 ldflags="$ldflags -Wl,+vnocompatwarnings"
101 ccflags="$ccflags -Wl,+vnocompatwarnings"
111 ccversion=`which cc | xargs what | awk '/Compiler/{print $2}'`
114 *) ccflags="-Ae $cc_cppflags -Wl,+vnocompatwarnings" ;;
116 # Needed because cpp does only support -Aa (not -Ae)
119 cppstdin='cc -E -Aa -D__STDC_EXT__'
122 "") d_casti32='undef' ;;
127 # When HP-UX runs a script with "#!", it sets argv[0] to the script name.
128 toke_cflags='ccflags="$ccflags -DARG_ZERO_IS_SCRIPT"'
132 # Some gcc versions do native 64 bit long (e.g. 2.9-hppa-000310 and gcc-3.0)
133 # We have to force 64bitness to go search the right libraries
137 echo 'int main(){long l;printf("%d\\n",sizeof(l));}'>try.c
138 $cc -o try $ccflags $ldflags try.c
139 if [ "`try`" = "8" ]; then
142 *** This version of gcc uses 64 bit longs. -Duse64bitall is
143 *** implicitly set to enable continuation
151 case "$use64bitall" in
152 $define|true|[yY]*) use64bitint="$define" ;;
155 case "$usemorebits" in
156 $define|true|[yY]*) use64bitint="$define"; uselongdouble="$define" ;;
159 case "$uselongdouble" in
163 *** long doubles are not (yet) supported on HP-UX (any version)
164 *** Until it does, we cannot continue, aborting.
169 case "$use64bitint" in
172 if [ "$xxOsRevMajor" -lt 11 ]; then
175 *** 64-bit compilation is not supported on HP-UX $xxOsRevMajor.
176 *** You need at least HP-UX 11.0.
177 *** Cannot continue, aborting.
182 # Set libc and the library paths
185 loclibpth="$loclibpth /lib/pa20_64"
186 libc='/lib/pa20_64/libc.sl' ;;
188 loclibpth="$loclibpth /usr/lib/hpux64"
189 libc='/usr/lib/hpux64/libc.so' ;;
191 if [ ! -f "$libc" ]; then
194 *** You do not seem to have the 64-bit libc.
195 *** I cannot find the file $libc.
196 *** Cannot continue, aborting.
203 # For the moment, don't care that it ain't supported (yet)
204 # by gcc (up to and including 2.95.3), cause it'll crash
205 # anyway. Expect auto-detection of 64-bit enabled gcc on
206 # HP-UX soon, including a user-friendly exit
207 case $gcc_64native in
208 no) case "$gccversion" in
209 [12]*) ccflags="$ccflags -mlp64"
210 ldflags="$ldflags -Wl,+DD64"
217 ccflags="$ccflags +DD64"
218 ldflags="$ldflags +DD64"
222 # Reset the library checker to make sure libraries
224 libscheck='case "`/usr/bin/file $xxx`" in
225 *ELF-64*|*LP64*|*PA-RISC2.0*) ;;
226 *) xxx=/no/64-bit$xxx ;;
231 *) # Not in 64-bit mode
235 libc='/lib/libc.sl' ;;
237 loclibpth="$loclibpth /usr/lib/hpux32"
238 libc='/usr/lib/hpux32/libc.so' ;;
243 # By setting the deferred flag below, this means that if you run perl
244 # on a system that does not have the required shared library that you
245 # linked it with, it will die when you try to access a symbol in the
246 # (missing) shared library. If you would rather know at perl startup
247 # time that you are missing an important shared library, switch the
248 # comments so that immediate, rather than deferred loading is
249 # performed. Even with immediate loading, you can postpone errors for
250 # undefined (or multiply defined) routines until actual access by
251 # adding the "nonfatal" option.
252 # ccdlflags="-Wl,-E -Wl,-B,immediate $ccdlflags"
253 # ccdlflags="-Wl,-E -Wl,-B,immediate,-B,nonfatal $ccdlflags"
254 if [ "$gnu_ld" = "yes" ]; then
255 ccdlflags="-Wl,-E $ccdlflags"
257 ccdlflags="-Wl,-E -Wl,-B,deferred $ccdlflags"
261 ### COMPILER SPECIFICS
263 ## Local restrictions (point to README.hpux to lift these)
265 ## Optimization limits
267 #include <sys/resource.h>
272 int i = getrlimit (RLIMIT_DATA, &rl);
273 printf ("%d\n", rl.rlim_cur / (1024 * 1024));
276 $cc -o try $ccflags $ldflags try.c
278 if [ $maxdsiz -le 64 ]; then
279 # 64 Mb is probably not enough to optimize toke.c
280 # and regexp.c with -O2
282 Your kernel limits the data section of your programs to $maxdsiz Mb,
283 which is (sadly) not enough to fully optimize some parts of the
284 perl binary. I'll try to use a lower optimization level for
285 those parts. If you are a sysadmin, and you *do* want full
286 optimization, raise the 'maxdsiz' kernel configuration parameter
287 to at least 0x08000000 (128 Mb) and rebuild your kernel.
296 "") optimize="-g -O" ;;
297 *O[3456789]*) optimize=`echo "$optimize" | sed -e 's/O[3-9]/O2/'` ;;
306 # gcc without gas will not accept -g
307 echo "main(){}">try.c
308 case "`$cc $optimize -c try.c 2>&1`" in
309 *"-g option disabled"*)
310 set `echo "X $optimize " | sed -e 's/ -g / /'`
317 if [ $maxdsiz -le 64 ]; then
319 *O2*) opt=`echo "$optimize" | sed -e 's/O2/O1/'`
320 toke_cflags="$toke_cflags;optimize=\"$opt\""
321 regexec_cflags="optimize=\"$opt\""
327 *) # HP's compiler cannot combine -g and -O
329 "") optimize="+O2 +Onolimit" ;;
330 *O[3456789]*) optimize=`echo "$optimize" | sed -e 's/O[3-9]/O2/'` ;;
332 if [ $maxdsiz -le 64 ]; then
335 *O2*) opt=`echo "$optimize" | sed -e 's/-O/+O2/' -e 's/O2/O1/' -e 's/ *+Onolimit//'`
336 toke_cflags="$toke_cflags;optimize=\"$opt\""
337 regexec_cflags="optimize=\"$opt\""
343 lddlflags='-b +vnocompatwarnings'
349 #case "$uselargefiles-$ccisgcc" in
350 # "$define-$define"|'-define')
353 #*** I'm ignoring large files for this build because
354 #*** I don't know how to do use large files in HP-UX using gcc.
357 # uselargefiles="$undef"
361 cat >UU/uselargefiles.cbu <<'EOCBU'
362 # This script UU/uselargefiles.cbu will get 'called-back' by Configure
363 # after it has prompted the user for whether to use large files.
364 case "$uselargefiles" in
365 ""|$define|true|[yY]*)
366 # there are largefile flags available via getconf(1)
367 # but we cheat for now. (Keep that in the left margin.)
368 ccflags_uselargefiles="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
371 *" $ccflags_uselargefiles") ;;
372 *) ccflags="$ccflags $ccflags_uselargefiles" ;;
375 if test -z "$ccisgcc" -a -z "$gccversion"; then
376 # The strict ANSI mode (-Aa) doesn't like large files.
377 ccflags=`echo " $ccflags "|sed 's@ -Aa @ @g'`
380 *) ccflags="$ccflags -Ae" ;;
389 # This script UU/usethreads.cbu will get 'called-back' by Configure
390 # after it has prompted the user for whether to use threads.
391 cat >UU/usethreads.cbu <<'EOCBU'
392 case "$usethreads" in
394 if [ "$xxOsRevMajor" -lt 10 ]; then
397 HP-UX $xxOsRevMajor cannot support POSIX threads.
398 Consider upgrading to at least HP-UX 11.
399 Cannot continue, aborting.
404 if [ "$xxOsRevMajor" -eq 10 ]; then
405 # Under 10.X, a threaded perl can be built
406 if [ -f /usr/include/pthread.h ]; then
407 if [ -f /usr/lib/libcma.sl ]; then
408 # DCE (from Core OS CD) is installed
410 # It needs # libcma and OLD_PTHREADS_API. Also
411 # <pthread.h> needs to be #included before any
412 # other includes (in perl.h)
414 # HP-UX 10.X uses the old pthreads API
415 d_oldpthreads="$define"
417 # include libcma before all the others
418 libswanted="cma $libswanted"
420 # tell perl.h to include <pthread.h> before other
422 ccflags="$ccflags -DPTHREAD_H_FIRST"
424 # CMA redefines select to cma_select, and cma_select
425 # expects int * instead of fd_set * (just like 9.X)
428 elif [ -f /usr/lib/libpthread.sl ]; then
429 # PTH package is installed
430 libswanted="pthread $libswanted"
432 libswanted="no_threads_available"
435 libswanted="no_threads_available"
438 if [ $libswanted = "no_threads_available" ]; then
441 In HP-UX 10.X for POSIX threads you need both of the files
442 /usr/include/pthread.h and either /usr/lib/libcma.sl or /usr/lib/libpthread.sl.
443 Either you must upgrade to HP-UX 11 or install a posix thread library:
445 DCE-CoreTools from HP-UX 10.20 Hardware Extensions 3.0 CD (B3920-13941)
449 PTH package from e.g. http://hpux.tn.tudelft.nl/hppd/hpux/alpha.html
451 Cannot continue, aborting.
456 # 12 may want upping the _POSIX_C_SOURCE datestamp...
457 ccflags=" -D_POSIX_C_SOURCE=199506L $ccflags"
458 set `echo X "$libswanted "| sed -e 's/ c / pthread c /'`
468 # fpclassify() is a macro, the library call is Fpclassify
469 d_fpclassify='define'