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`;
35 echo "Archname is $archname"
38 ### HP-UX OS specific behaviour
40 # -ldbm is obsolete and should not be used
41 # -lBSD contains BSD-style duplicates of SVR4 routines that cause confusion
42 # -lPW is obsolete and should not be used
43 # The libraries crypt, malloc, ndir, and net are empty.
44 set `echo "X $libswanted " | sed -e 's/ ld / /' -e 's/ dbm / /' -e 's/ BSD / /' -e 's/ PW / /'`
49 ar=/usr/bin/ar # Yes, truly override. We do not want the GNU ar.
50 full_ar=$ar # I repeat, no GNU ar. arrr.
52 set `echo "X $ccflags " | sed -e 's/ -A[ea] / /' -e 's/ -D_HPUX_SOURCE / /'`
54 cc_cppflags="$* -D_HPUX_SOURCE"
55 cppflags="-Aa -D__STDC_EXT__ $cc_cppflags"
58 "") prefix='/opt/perl5' ;;
63 case `$cc -v 2>&1`"" in
64 *gcc*) ccisgcc="$define"
65 ccflags="$cc_cppflags"
66 if [ "X$gccversion" = "X" ]; then
67 # Done too late in Configure if hinted
68 gccversion=`$cc --version`
70 case "`getconf KERNEL_BITS 2>/dev/null`" in
74 3*) ccflags="$ccflags -mpa-risc-2-0"
76 *) # gcc with gas will not accept +DA2.0
77 case "`$cc -c -Wa,+DA2.0 try.c 2>&1`" in
82 ccflags="$ccflags -Wa,+DA2.0"
87 # gcc with gld will not accept +vnocompatwarnings
88 case "`$cc -o try -Wl,+vnocompatwarnings try.c 2>&1`" in
95 ldflags="$ldflags -Wl,+vnocompatwarnings"
96 ccflags="$ccflags -Wl,+vnocompatwarnings"
106 ccversion=`which cc | xargs what | awk '/Compiler/{print $2}'`
107 ccflags="-Ae $cc_cppflags -Wl,+vnocompatwarnings"
108 # Needed because cpp does only support -Aa (not -Ae)
111 cppstdin='cc -E -Aa -D__STDC_EXT__'
114 "") d_casti32='undef' ;;
119 # When HP-UX runs a script with "#!", it sets argv[0] to the script name.
120 toke_cflags='ccflags="$ccflags -DARG_ZERO_IS_SCRIPT"'
124 # Some gcc versions do native 64 bit long (e.g. 2.9-hppa-000310 and gcc-3.0)
125 # We have to force 64bitness to go search the right libraries
129 echo 'int main(){long l;printf("%d\\n",sizeof(l));}'>try.c
130 $cc -o try $ccflags $ldflags try.c
131 if [ "`try`" = "8" ]; then
134 *** This version of gcc uses 64 bit longs. -Duse64bitall is
135 *** implicitly set to enable continuation
143 case "$use64bitall" in
144 $define|true|[yY]*) use64bitint="$define" ;;
147 case "$usemorebits" in
148 $define|true|[yY]*) use64bitint="$define"; uselongdouble="$define" ;;
151 case "$uselongdouble" in
155 *** long doubles are not (yet) supported on HP-UX (any version)
156 *** Until it does, we cannot continue, aborting.
161 case "$use64bitint" in
164 if [ "$xxOsRevMajor" -lt 11 ]; then
167 *** 64-bit compilation is not supported on HP-UX $xxOsRevMajor.
168 *** You need at least HP-UX 11.0.
169 *** Cannot continue, aborting.
174 # Set libc and the library paths
177 loclibpth="$loclibpth /lib/pa20_64"
178 libc='/lib/pa20_64/libc.sl' ;;
180 loclibpth="$loclibpth /usr/lib/hpux64"
181 libc='/usr/lib/hpux64/libc.so' ;;
183 if [ ! -f "$libc" ]; then
186 *** You do not seem to have the 64-bit libc.
187 *** I cannot find the file $libc.
188 *** Cannot continue, aborting.
195 # For the moment, don't care that it ain't supported (yet)
196 # by gcc (up to and including 2.95.3), cause it'll crash
197 # anyway. Expect auto-detection of 64-bit enabled gcc on
198 # HP-UX soon, including a user-friendly exit
199 case $gcc_64native in
200 no) case "$gccversion" in
201 [12]*) ccflags="$ccflags -mlp64"
202 ldflags="$ldflags -Wl,+DD64"
209 ccflags="$ccflags +DD64"
210 ldflags="$ldflags +DD64"
214 # Reset the library checker to make sure libraries
216 libscheck='case "`/usr/bin/file $xxx`" in
217 *ELF-64*|*LP64*|*PA-RISC2.0*) ;;
218 *) xxx=/no/64-bit$xxx ;;
223 *) # Not in 64-bit mode
227 libc='/lib/libc.sl' ;;
229 loclibpth="$loclibpth /usr/lib/hpux32"
230 libc='/usr/lib/hpux32/libc.so' ;;
235 # By setting the deferred flag below, this means that if you run perl
236 # on a system that does not have the required shared library that you
237 # linked it with, it will die when you try to access a symbol in the
238 # (missing) shared library. If you would rather know at perl startup
239 # time that you are missing an important shared library, switch the
240 # comments so that immediate, rather than deferred loading is
241 # performed. Even with immediate loading, you can postpone errors for
242 # undefined (or multiply defined) routines until actual access by
243 # adding the "nonfatal" option.
244 # ccdlflags="-Wl,-E -Wl,-B,immediate $ccdlflags"
245 # ccdlflags="-Wl,-E -Wl,-B,immediate,-B,nonfatal $ccdlflags"
246 if [ "$gnu_ld" = "yes" ]; then
247 ccdlflags="-Wl,-E $ccdlflags"
249 ccdlflags="-Wl,-E -Wl,-B,deferred $ccdlflags"
253 ### COMPILER SPECIFICS
255 ## Local restrictions (point to README.hpux to lift these)
257 ## Optimization limits
259 #include <sys/resource.h>
264 int i = getrlimit (RLIMIT_DATA, &rl);
265 printf ("%d\n", rl.rlim_cur / (1024 * 1024));
268 $cc -o try $ccflags $ldflags try.c
270 if [ $maxdsiz -le 64 ]; then
271 # 64 Mb is probably not enough to optimize toke.c
272 # and regexp.c with -O2
274 Your kernel limits the data section of your programs to $maxdsiz Mb,
275 which is (sadly) not enough to fully optimize some parts of the
276 perl binary. I'll try to use a lower optimization level for
277 those parts. If you are a sysadmin, and you *do* want full
278 optimization, raise the 'maxdsiz' kernel configuration parameter
279 to at least 0x08000000 (128 Mb) and rebuild your kernel.
288 "") optimize="-g -O" ;;
289 *O[3456789]*) optimize=`echo "$optimize" | sed -e 's/O[3-9]/O2/'` ;;
298 # gcc without gas will not accept -g
299 echo "main(){}">try.c
300 case "`$cc $optimize -c try.c 2>&1`" in
301 *"-g option disabled"*)
302 set `echo "X $optimize " | sed -e 's/ -g / /'`
309 if [ $maxdsiz -le 64 ]; then
311 *O2*) opt=`echo "$optimize" | sed -e 's/O2/O1/'`
312 toke_cflags="$toke_cflags;optimize=\"$opt\""
313 regexec_cflags="optimize=\"$opt\""
319 *) # HP's compiler cannot combine -g and -O
321 "") optimize="+O2 +Onolimit" ;;
322 *O[3456789]*) optimize=`echo "$optimize" | sed -e 's/O[3-9]/O2/'` ;;
324 if [ $maxdsiz -le 64 ]; then
327 *O2*) opt=`echo "$optimize" | sed -e 's/-O/+O2/' -e 's/O2/O1/' -e 's/ *+Onolimit//'`
328 toke_cflags="$toke_cflags;optimize=\"$opt\""
329 regexec_cflags="optimize=\"$opt\""
335 lddlflags='-b +vnocompatwarnings'
341 #case "$uselargefiles-$ccisgcc" in
342 # "$define-$define"|'-define')
345 #*** I'm ignoring large files for this build because
346 #*** I don't know how to do use large files in HP-UX using gcc.
349 # uselargefiles="$undef"
353 cat >UU/uselargefiles.cbu <<'EOCBU'
354 # This script UU/uselargefiles.cbu will get 'called-back' by Configure
355 # after it has prompted the user for whether to use large files.
356 case "$uselargefiles" in
357 ""|$define|true|[yY]*)
358 # there are largefile flags available via getconf(1)
359 # but we cheat for now. (Keep that in the left margin.)
360 ccflags_uselargefiles="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
362 ccflags="$ccflags $ccflags_uselargefiles"
364 if test -z "$ccisgcc" -a -z "$gccversion"; then
365 # The strict ANSI mode (-Aa) doesn't like large files.
366 ccflags=`echo " $ccflags "|sed 's@ -Aa @ @g'`
369 *) ccflags="$ccflags -Ae" ;;
378 # This script UU/usethreads.cbu will get 'called-back' by Configure
379 # after it has prompted the user for whether to use threads.
380 cat >UU/usethreads.cbu <<'EOCBU'
381 case "$usethreads" in
383 if [ "$xxOsRevMajor" -lt 10 ]; then
386 HP-UX $xxOsRevMajor cannot support POSIX threads.
387 Consider upgrading to at least HP-UX 11.
388 Cannot continue, aborting.
393 if [ "$xxOsRevMajor" -eq 10 ]; then
394 # Under 10.X, a threaded perl can be built
395 if [ -f /usr/include/pthread.h ]; then
396 if [ -f /usr/lib/libcma.sl ]; then
397 # DCE (from Core OS CD) is installed
399 # It needs # libcma and OLD_PTHREADS_API. Also
400 # <pthread.h> needs to be #included before any
401 # other includes (in perl.h)
403 # HP-UX 10.X uses the old pthreads API
404 d_oldpthreads="$define"
406 # include libcma before all the others
407 libswanted="cma $libswanted"
409 # tell perl.h to include <pthread.h> before other
411 ccflags="$ccflags -DPTHREAD_H_FIRST"
413 # CMA redefines select to cma_select, and cma_select
414 # expects int * instead of fd_set * (just like 9.X)
417 elif [ -f /usr/lib/libpthread.sl ]; then
418 # PTH package is installed
419 libswanted="pthread $libswanted"
421 libswanted="no_threads_available"
424 libswanted="no_threads_available"
427 if [ $libswanted = "no_threads_available" ]; then
430 In HP-UX 10.X for POSIX threads you need both of the files
431 /usr/include/pthread.h and either /usr/lib/libcma.sl or /usr/lib/libpthread.sl.
432 Either you must upgrade to HP-UX 11 or install a posix thread library:
434 DCE-CoreTools from HP-UX 10.20 Hardware Extensions 3.0 CD (B3920-13941)
438 PTH package from e.g. http://hpux.tn.tudelft.nl/hppd/hpux/alpha.html
440 Cannot continue, aborting.
445 # 12 may want upping the _POSIX_C_SOURCE datestamp...
446 ccflags=" -D_POSIX_C_SOURCE=199506L $ccflags"
447 set `echo X "$libswanted "| sed -e 's/ c / pthread c /'`
457 # fpclassify() is a macro, the library call is Fpclassify
458 d_fpclassify='define'