From: Mike Hopkirk (hops) Date: Tue, 12 Oct 1999 19:48:11 +0000 (-0700) Subject: [ID 19991012.002] Latest UnixWare7 (svr5.sh) hints file X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=d1fdab8951cfd4b59ef0f71acc62a3d2fdcc4910;p=p5sagit%2Fp5-mst-13.2.git [ID 19991012.002] Latest UnixWare7 (svr5.sh) hints file To: perl5-porters@perl.org Message-Id: <199910130248.TAA14636@scoot.pdev.sco.com> p4raw-id: //depot/cfgperl@4363 --- diff --git a/hints/svr5.sh b/hints/svr5.sh index 44c03c9..6a76ea5 100644 --- a/hints/svr5.sh +++ b/hints/svr5.sh @@ -1,57 +1,72 @@ -# svr5 hints, System V Release 5.x -# Last modified 1999/09/21 by Boyd Gerber, gerberb@zenez.com +# svr5 hints, System V Release 5.x (UnixWare 7) +# Reworked by hops@sco.com Sept 1999 for better platform support +# Boyd Gerber, gerberb@zenez.com 1999/09/21 for threads support. +# Originally taken from svr4 hints.sh 21-Sep-98 hops@sco.com +# which was version of 1996/10/25 by Tye McQueen, tye@metronet.com +# Use Configure -Dusethreads to enable threads. # Use Configure -Dcc=gcc to use gcc. case "$cc" in '') cc='/bin/cc' test -f $cc || cc='/usr/ccs/bin/cc' ;; - *) - case "$gccversion" in - *2.95*) - ccflags='-fno-strict-aliasing' - ;; - *);; +*gcc*) + # "$gccversion" not set yet + vers=`gcc -v 2>&1 | sed -n -e 's@.*version \([^ ][^ ]*\) .*@\1@p'` + case $vers in + *2.95*) + ccflags='-fno-strict-aliasing' + # More optimisation provided in gcc-2.95 causes miniperl to segv. + # -fno-strict-aliasing is supposed to correct this but + # if it doesn't and you get segv when the build runs miniperl then + # disable optimisation as below + # optimize=' ' + ;; esac - ;; + ;; esac -# want_ucb='' -# want_dbm='yes' -want_gdbm='yes' - -# We include support for using libraries in /usr/ucblib, but the setting -# of libswanted excludes some libraries found there. If you run into -# problems, you may have to remove "ucb" from libswanted. Just delete -# the comment '#' from the sed command below. -# ldflags='-L/usr/ccs/lib -L/usr/ucblib' -# ccflags='-I/usr/include -I/usr/ucbinclude' -# Don't use problematic libraries: -libswanted=`echo " $libswanted " | sed -e 's/ malloc / /'` # -e 's/ ucb / /'` -# libmalloc.a - Probably using Perl's malloc() anyway. -# libucb.a - Remove it if you have problems ld'ing. We include it because -# it is needed for ODBM_File and NDBM_File extensions. +# Hardwire the processor to 586 for consistancy with autoconf +# archname='i586-svr5' +# -- seems this is generally disliked by perl porters so leave it to float + +# Our default setup excludes anything from /usr/ucblib (and consequently dbm) +# as later modules assume symbols found are available in shared libs +# On svr5 these are static archives which causes problems for +# dynamic modules loaded later (and ucblib is a bad dream anyway) +# +# However there is a dbm library built from the ucb sources outside ucblib +# at http://www.sco.com/skunkware (installing into /usr/local) so if we +# detect this we'll use it. You can change the default +# (to allow ucblib and its dbm or disallowing non ucb dbm) by +# changing 'want_*' config values below to '' to disable or otherwise to enable + +# Leave leading tabs so Configure doesn't propagate variables to config.sh + + want_ucb='' # don't use anything from /usr/ucblib - icky + want_dbm='yes' # use dbm if can find library in /usr/local/lib + want_gdbm='yes' # use gdbm if can find library in /usr/local/lib + want_udk70='' # link with old static libc pieces + # link with udk70 if want resulting binary to run on uw7.0* + # - it will link in referenced static symbols of libc that are (now) + # in the shared libc.so on 7.1 but were not in 7.0. + # There are still scenarios where this is still insufficient so + # overall it is preferable to get ptf7051e + # ftp://ftp.sco.com/SLS/ptf7051e.Z + # installed on any/all 7.0 systems. if [ "$want_ucb" ] ; then - ldflags= '-L/usr/ccs/lib -L/usr/ucblib' - ccflags='-I/usr/include -I/usr/ucbinclude' - if [ -r /usr/ucblib/libucb.a ]; then # If using BSD-compat. library: - d_Gconvert='gcvt((x),(n),(b))' # Try gcvt() before gconvert(). - # Use the "native" counterparts, not the BSD emulation stuff: - d_bcmp='undef' d_bcopy='undef' d_bzero='undef' d_safebcpy='undef' - d_index='undef' d_killpg='undef' d_getprior='undef' d_setprior='undef' - d_setlinebuf='undef' - # d_setregid='undef' d_setreuid='undef' # ??? - fi + ldflags= '-L/usr/ucblib' + ccflags='-I/usr/ucbinclude' + # /usr/ccs/include and /usr/ccs/lib are used implicitly by cc as reqd else -# libswanted=`echo " $libswanted " | sed -e 's/ ucb / /' -e 's/ dbm / /'` libswanted=`echo " $libswanted " | sed -e 's/ ucb / /'` glibpth=`echo " $glibpth " | sed -e 's/ \/usr\/ucblib / /'` - # a non ucb native version of libdbm for /usr/local is available from - # http://www.sco.com/skunkware - # if its installed (and not overidden) we'll use it. + # If see libdbm in /usr/local and not overidden assume its the + # non ucblib rebuild from skunkware and use it if [ ! -f /usr/local/lib/libdbm.so -o ! "$want_dbm" ] ; then + i_dbm='undef' libswanted=`echo " $libswanted " | sed -e 's/ dbm / /'` fi fi @@ -63,38 +78,32 @@ else libswanted=`echo " $libswanted " | sed -e 's/ gdbm / /'` fi + # Don't use problematic libraries: # libmalloc.a - Probably using Perl's malloc() anyway. -# libc: on UW7 don't want -lc explicitly - cc gives warnings/errors +# libc: on UW7 don't want -lc explicitly as native cc gives warnings/errors libswanted=`echo " $libswanted " | sed -e 's/ malloc / /' -e 's/ c / /'` +# Don't use irrelevant (but existing) lib dirs +# don't want /usr/gnu/lib - original(older) system supplied distrib of perl5 +loclibpth=`echo " $loclibpth " | sed -e 's@ /usr/gnu/lib @ @'` + # remove /shlib and /lib from library search path as both symlink to /usr/lib # where runtime shared libc is glibpth=`echo " $glibpth " | sed -e 's/ \/shlib / /' -e 's/ \/lib / /` -# UnixWare has /usr/lib/libc.so.1, /usr/lib/libc.so.1.1, and -# /usr/ccs/lib/libc.so. Configure chooses libc.so.1.1 while it -# appears that /usr/ccs/lib/libc.so contains more symbols: -# -# Try the following if you want to use nm-extraction. We'll just -# skip the nm-extraction phase, since searching for all the different -# library versions will be hard to keep up-to-date. -# -# if [ "" = "$libc" -a -f /usr/ccs/lib/libc.so -a \ -# -f /usr/lib/libc.so.1 -a -f /usr/lib/libc.so.1.1 ]; then -# if nm -h /usr/ccs/lib/libc.so | egrep '\<_?select$' >/dev/null; then -# if nm -h /usr/lib/libc.so.1 | egrep '\<_?select$'` >/dev/null || -# nm -h /usr/lib/libc.so.1.1 | egrep '\<_?select$'` >/dev/null; then -# : -# else -# libc=/usr/ccs/lib/libc.so -# fi -# fi -# fi -# -# Don't bother with nm. Just compile & link a small C program. +# Don't use BSD emulation pieces (/usr/ucblib) regardless +# these would probably be autonondetected anyway but ... +d_Gconvert='gcvt((x),(n),(b))' # Try gcvt() before gconvert(). +d_bcopy='undef' d_bcmp='undef' d_bzero='undef' d_safebcpy='undef' +d_index='undef' d_killpg='undef' d_getprior='undef' d_setprior='undef' +d_setlinebuf='undef' +d_setregid='undef' d_setreuid='undef' # -- in /usr/lib/libc.so.1 + + +# use nm to probe libs - its fast enough on uw7 case "$usenm" in -'') usenm=false;; +'') usenm=true;; esac # Broken C-Shell tests (Thanks to Tye McQueen): @@ -107,18 +116,34 @@ if [ "$sh_cnt" -ne "$csh_cnt" ]; then d_csh='undef' fi -# Unixware-specific problems. The undocumented -X argument to uname -# is probably a reasonable way of detecting UnixWare. +# Unixware-specific problems. UW7 give correctname with uname -s # UnixWare has a broken csh. (This might already be detected above). # Configure can't detect memcpy or memset on Unixware 2 or 7 # # Leave leading tabs on the next two lines so Configure doesn't # propagate these variables to config.sh uw_ver=`uname -v` - uw_isuw=`uname -X 2>&1 | grep Release` + uw_isuw=`uname -s 2>&1` -if [ "$uw_isuw" = "Release = 5" ]; then +if [ "$uw_isuw" = "UnixWare" ]; then case $uw_ver in + 7.1*) + d_csh='undef' + d_memcpy='define' + d_memset='define' + stdio_cnt='((fp)->__cnt)' + d_stdio_cnt_lval='define' + stdio_ptr='((fp)->__ptr)' + d_stdio_ptr_lval='define' + + d_bcopy='define' # In /usr/lib/libc.so.1 + d_setregid='define' # " + d_setreuid='define' # " + + if [ -f /usr/ccs/lib/libcudk70.a -a "$want_udk70" ] ; then + libswanted=" $libswanted cudk70" + fi + ;; 7*) d_csh='undef' d_memcpy='define' @@ -130,6 +155,7 @@ if [ "$uw_isuw" = "Release = 5" ]; then ;; esac fi +# End of Unixware-specific tests. ############################################################### # Dynamic loading section: @@ -150,9 +176,10 @@ case "$cc" in cccdlflags='-fpic' lddlflags='-G -L/usr/local/lib' ;; + *) ccdlflags='-Wl,-Bexport -L/usr/local/lib' - cccdlflags='-KPIC' + cccdlflags='-Kpic' lddlflags='-G -Wl,-Bexport -L/usr/local/lib' ;; esac @@ -163,29 +190,10 @@ usedl='define' dlext='so' dlsrc='dl_dlopen.xs' -# Configure may fail to find lstat() since it's a static/inline function -# in on Unisys U6000 SVR4, UnixWare 2.x, and possibly other -# SVR4 derivatives. (Though UnixWare has it in /usr/ccs/lib/libc.so.) -d_lstat=define - - -# DDE SMES Supermax Enterprise Server -case "`uname -sm`" in -"UNIX_SV SMES") - # the *grent functions are in libgen. - libswanted="$libswanted gen" - # csh is broken (also) in SMES - # This may already be detected by the generic test above. - d_csh='undef' - case "$cc" in - *gcc*) ;; - *) # for cc we need -K PIC (not -K pic) - cccdlflags="$cccdlflags -K PIC" - ;; - esac - ;; -esac +############################################################################ +# Thread support +# use Configure -Dusethreads to enable # This script UU/usethreads.cbu will get 'called-back' by Configure # after it has prompted the user for whether to use threads. cat > UU/usethreads.cbu <<'EOCBU' @@ -206,17 +214,14 @@ $define|true|[yY]*) ccdlflags='-Kthread -Wl,-Bexport -L/usr/local/lib' cccdlflags='-KPIC -Kthread' lddlflags='-G -Kthread -Wl,-Bexport -L/usr/local/lib' - ldflags='-Kthread -L/usr/local/lib -L/usr/gnu/lib' + ldflags='-Kthread -L/usr/local/lib' ;; esac esac EOCBU -# End of Unixware-specific tests. -# Configure may fail to find lstat() since it's a static/inline function -# in on Unisys U6000 SVR4, UnixWare 2.x, and possibly other -# SVR4 derivatives. (Though UnixWare has it in /usr/ccs/lib/libc.so.) -d_lstat=define -d_suidsafe='define' # "./Configure -d" can't figure this out easilly +# Just in case Configure fails to find lstat() Its in /usr/lib/libc.so.1. +d_lstat=define +d_suidsafe='define' # "./Configure -d" can't figure this out easily