-# irix_6.sh
-# from Krishna Sethuraman, krishna@mit.edu
-# Date: Wed Jan 18 11:40:08 EST 1995
-# added `-32' to force compilation in 32-bit mode.
-# otherwise, copied from irix_5.sh.
-
-# Perl built with this hints file under IRIX 6.0.1 passes
-# all tests (`make test').
-
-i_time='define'
-cc="cc -32"
-ccflags="$ccflags -D_POSIX_SOURCE -ansiposix -D_BSD_TYPES -Olimit 3000"
-lddlflags="-32 -shared"
+# hints/irix_6.sh
+#
+# original from Krishna Sethuraman, krishna@sgi.com
+#
+# Modified Mon Jul 22 14:52:25 EDT 1996
+# Andy Dougherty <doughera@lafcol.lafayette.edu>
+# with help from Dean Roehrich <roehrich@cray.com>.
+# cc -n32 update info from Krishna Sethuraman, krishna@sgi.com.
+# additional update from Scott Henry, scotth@sgi.com
+
+# Futzed with by John Stoffel <jfs@fluent.com> on 4/24/1997
+# - assumes 'cc -n32' by default
+# - tries to check for various compiler versions and do the right
+# thing when it can
+# - warnings turned off (-n32 messages):
+# 1116 - non-void function should return a value
+# 1048 - cast between pointer-to-object and pointer-to-function
+# 1042 - operand types are incompatible
+
+# Tweaked by Chip Salzenberg <chip@perl.com> on 5/13/97
+# - don't assume 'cc -n32' if the n32 libm.so is missing
+
+# Threaded by Jarkko Hietaniemi <jhi@iki.fi> on 11/18/97
+# - POSIX threads knowledge by IRIX version
+
+# gcc-enabled by Kurt Starsinic <kstar@isinet.com> on 3/24/1998
+
+# Use sh Configure -Dcc='cc -n32' to try compiling with -n32.
+# or -Dcc='cc -n32 -mips3' (or -mips4) to force (non)portability
+# Don't bother with -n32 unless you have the 7.1 or later compilers.
+# But there's no quick and light-weight way to check in 6.2.
+
+# Let's assume we want to use 'cc -n32' by default, unless the
+# necessary libm is missing (which has happened at least twice)
+case "$cc" in
+'')
+ if test -f /usr/lib32/libm.so
+ then
+ cc='cc -n32'
+ fi ;;
+esac
+
+# Check for which compiler we're using
+
+case "$cc" in
+*"cc -n32"*)
+
+ # Check for which version of the compiler we're running
+ case "`$cc -version 2>&1`" in
+ *7.0*) # Mongoose 7.0
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1042,1048,1110,1116,1184 -OPT:Olimit=0"
+ optimize='none'
+ ;;
+ *7.*) # Mongoose 7.1+
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184 -OPT:Olimit=0"
+ optimize='-O3'
+ ;;
+ *6.2*) # Ragnarok 6.2
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184"
+ optimize='none'
+ ;;
+ *) # Be safe and not optimize
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184 -OPT:Olimit=0"
+ optimize='none'
+ ;;
+ esac
+
+ ld=ld
+ ldflags=' -L/usr/local/lib -L/usr/lib32 -L/lib32'
+ cccdlflags=' '
+ # From: David Billinghurst <David.Billinghurst@riotinto.com.au>
+ # If you get complaints about so_locations then change the following
+ # line to something like:
+ # lddlflags="-n32 -shared -check_registry /usr/lib32/so_locations"
+ lddlflags="-n32 -shared"
+ libc='/usr/lib32/libc.so'
+ plibpth='/usr/lib32 /lib32 /usr/ccs/lib'
+ nm_opt='-p'
+ nm_so_opt='-p'
+ ;;
+*gcc*)
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -D_POSIX_C_SOURCE"
+ optimize="-O3"
+ usenm='undef'
+ ;;
+*)
+ # this is needed to force the old-32 paths
+ # since the system default can be changed.
+ ccflags="$ccflags -32 -D_BSD_TYPES -D_BSD_TIME -Olimit 3100"
+ optimize='-O'
+ ;;
+esac
+
+# We don't want these libraries. Anyone know why?
set `echo X "$libswanted "|sed -e 's/ socket / /' -e 's/ nsl / /' -e 's/ dl / /'`
shift
libswanted="$*"
+
+# I have conflicting reports about the sun, crypt, bsd, and PW
+# libraries on Irix 6.2.
+#
+# One user rerports:
+# Don't need sun crypt bsd PW under 6.2. You *may* need to link
+# with these if you want to run perl built under 6.2 on a 5.3 machine
+# (I haven't checked)
#
-# The following might be of interest if you wish to try 64-bit mode:
-# irix_6_64bit.sh
-# Krishna Sethuraman, krishna@mit.edu
-# taken from irix_5.sh . Changes from irix_5.sh:
-# Olimit and nested comments (warning 1009) no longer accepted
-# -OPT:fold_arith_limit so POSIX module will optimize
-# no 64bit versions of sun, crypt, nsl, socket, dl dso's available
-# as of IRIX 6.0.1 so omit those from libswanted line via `sed'.
-
-# perl 5 built with this hints file passes most tests (`make test').
-# Fails on op/subst test only. (built and tested under IRIX 6.0.1).
-
-# i_time='define'
-# ccflags="$ccflags -D_POSIX_SOURCE -ansiposix -D_BSD_TYPES -woff 1009 -OPT:fold_arith_limit=1046"
-# lddlflags="-shared"
-# set `echo X "$libswanted "|sed -e 's/ socket / /' -e 's/ sun / /' -e 's/ crypt / /' -e 's/ nsl / /' -e 's/ dl / /'`
-# shift
-# libswanted="$*"
+# Another user reported that if he included those libraries, a large number
+# of the tests failed (approx. 20-25) and he would get a core dump. To
+# make things worse, test results were inconsistent, i.e., some of the
+# tests would pass some times and fail at other times.
+# The safest thing to do seems to be to eliminate them.
+#
+# Actually, the only libs that you want are '-lm'. Everything else
+# you need is in libc. You do also need '-lbsd' if you choose not
+# to use the -D_BSD_* defines. Note that as of 6.2 the only
+# difference between '-lmalloc' and '-lc' malloc is the debugging
+# and control calls. -- scotth@sgi.com
+
+set `echo X "$libswanted "|sed -e 's/ sun / /' -e 's/ crypt / /' -e 's/ bsd / /' -e 's/ PW / /'`
+shift
+libswanted="$*"
+
+# Perl 5.004_57 introduced new qsort code into pp_ctl.c that
+# makes IRIX 6.2 cc to emit bad code.
+pp_ctl_cflags='optimize=-O'
+
+if [ "X$usethreads" = "X$define" ]; then
+ if test ! -f /usr/include/pthread.h -o ! -f /usr/lib/libpthread.so; then
+ uname_r=`uname -r`
+ case "`uname -r`" in
+ 6.0|6.1)
+ echo >&4 "IRIX $uname_r does not have the POSIX threads."
+ echo >&4 "You should upgrade to at least IRIX 6.3."
+ echo >&4 "Cannot continue, aborting."
+ exit 1
+ ;;
+ 6.2)
+ echo >&4 ""
+cat >&4 <<EOF
+IRIX 6.2 $uname_r can have the POSIX threads.
+The following IRIX patches must, however, be installed:
+
+ 1404 Irix 6.2 Posix 1003.1b man pages
+ 1645 IRIX 6.2 & 6.3 POSIX header file updates
+ 2000 Irix 6.2 Posix 1003.1b support modules
+ 2254 Pthread library fixes
+ 2401 6.2 all platform kernel rollup
+IMPORTANT:
+ Without patch 2401, a kernel bug in IRIX 6.2 will
+ cause your machine to panic and crash when running
+ threaded perl. IRIX 6.3 and up should be OK.
+
+
+Cannot continue, aborting.
+EOF
+ exit 1
+ ;;
+ 6.*|7.*)
+ echo >&4 "IRIX $uname_r should have the POSIX threads."
+ echo >&4 "But somehow you do not seem to have them installed."
+ echo >&4 "Cannot continue, aborting."
+ exit 1
+ ;;
+ esac
+ unset uname_r
+ fi
+ # -lpthread needs to come before -lc but after other libraries such
+ # as -lgdbm and such like. We assume here that -lc is present in
+ # libswanted. If that fails to be true in future, then this can be
+ # changed to add pthread to the very end of libswanted.
+ set `echo X "$libswanted "| sed -e 's/ c / pthread /'`
+ ld="${cc:-cc}"
+ shift
+ libswanted="$*"
+ usemymalloc='n'
+fi