-# 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="$ccflags -D_POSIX_SOURCE -ansiposix -D_BSD_TYPES -Olimit 3000"
-lddlflags="-32 -shared"
-set `echo X "$libswanted "|sed -e 's/ socket / /' -e 's/ nsl / /' -e 's/ dl /
-/'`
+# 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
+
+# 64-bitty by Jarkko Hietaniemi on 9/1998
+
+# 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"*)
+
+ # Perl 5.004_57 introduced new qsort code into pp_ctl.c that
+ # makes IRIX cc prior to 7.2.1 to emit bad code.
+ # so some serious hackery follows to set pp_ctl flags correctly.
+
+ # 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'
+ ;;
+ *7.1*|*7.2|*7.20) # Mongoose 7.1+
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184 -OPT:Olimit=0"
+ optimize='-O3'
+# This is a temporary fix for 5.005.
+# Leave pp_ctl_cflags line at left margin for Configure. See
+# hints/README.hints, especially the section
+# =head2 Propagating variables to config.sh
+pp_ctl_cflags='optimize=-O'
+ ;;
+ *7.*) # Mongoose 7.2.1+
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184 -OPT:Olimit=0:space=ON"
+ 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
+
+# this is to accommodate the 'modules' capability of the
+# 7.2 MIPSPro compilers, which allows for the compilers to be installed
+# in a nondefault location. Almost everything works as expected, but
+# /usr/include isn't caught properly. Hence see the /usr/include/pthread.h
+# change below to include TOOLROOT (a modules environment variable),
+# and the following code. Additional
+# code to accommodate the 'modules' environment should probably be added
+# here if possible, or be inserted as a ${TOOLROOT} reference before
+# absolute paths (again, see the pthread.h change below).
+# -- krishna@sgi.com, 8/23/98
+
+if [ "X${TOOLROOT}" != "X" ]; then
+# we cant set cppflags because it gets overwritten
+# we dont actually need $TOOLROOT/usr/include on the cc line cuz the
+# modules functionality already includes it but
+# XXX - how do I change cppflags in the hints file?
+ ccflags="$ccflags -I${TOOLROOT}/usr/include"
+ usrinc="${TOOLROOT}/usr/include"
+fi
+
+ ld=$cc
+ # perl's malloc can return improperly aligned buffer
+ # usemymalloc='undef'
+malloc_cflags='ccflags="-DSTRICT_ALIGNMENT $ccflags"'
+ # NOTE: -L/usr/lib32 -L/lib32 are automatically selected by the linker
+ ldflags=' -L/usr/local/lib32 -L/usr/local/lib'
+ cccdlflags=' '
+ # From: David Billinghurst <David.Billinghurst@riotinto.com.au>
+ # If you get complaints about so_locations then change the following
+ # line to something like:
+ # lddlflags="-n32 -shared -check_registry /usr/lib32/so_locations"
+ lddlflags="-n32 -shared"
+ libc='/usr/lib32/libc.so'
+ plibpth='/usr/lib32 /lib32 /usr/ccs/lib'
+ nm_opt='-p'
+ nm_so_opt='-p'
+ ;;
+*gcc*)
+ ccflags="$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="$ccflags -32 -D_BSD_TYPES -D_BSD_TIME -Olimit 3100"
+ optimize='-O'
+ ;;
+esac
+
+# We don't want these libraries.
+# Socket networking is in libc, these are not installed by default,
+# and just slow perl down. (scotth@sgi.com)
+set `echo X "$libswanted "|sed -e 's/ socket / /' -e 's/ nsl / /' -e 's/ dl / /'`
shift
libswanted="$*"
-# The following might be of interest if you wish to try 64-bit mode:
-# irix_6.sh
-# Krishna Sethuraman, krishna@mit.edu
-# This will build a 64-bit perl 5 executable under IRIX 6.x.
-# I had to remove socket, sun, crypt, nsl, and dl from the
-# link line because there are no 64-bit libraries with these
-# names (as of IRIX 6.0.1).
-
-# I don't know if this will actually build a fully working perl because I
-# can't tell if the symbols normally provided by these libraries
-# are provided by other libraries which remain on the link line.
-# In any case, perl does build with this file without unresolved
-# symbol complaints.
-
-# i_time='define'
-# ccflags="$ccflags -D_POSIX_SOURCE -ansiposix -D_BSD_TYPES -Olimit 3000"
-# lddlflags="-shared"
-# set `echo X "$libswanted "|sed -e 's/ socket / /' -e 's/ sun / /' -e 's/ crypt / /' -e 's/ nsl / /' -e 's/ dl / /'`
-# shift
-# libswanted="$*"
+# 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)
+#
+# 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, which aren't used by perl. -- scotth@sgi.com
+
+set `echo X "$libswanted "|sed -e 's/ sun / /' -e 's/ crypt / /' -e 's/ bsd / /' -e 's/ PW / /' -e 's/ malloc / /'`
+shift
+libswanted="$*"
+
+# 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'
+case "$usethreads" in
+$define|true|[yY]*)
+ if test ! -f ${TOOLROOT}/usr/include/pthread.h -o ! -f /usr/lib/libpthread.so; then
+ case "`uname -r`" in
+ [1-5].*|6.[01])
+ cat >&4 <<EOM
+IRIX `uname -r` does not support POSIX threads.
+You should upgrade to at least IRIX 6.2 with pthread patches.
+EOM
+ ;;
+ 6.2)
+ cat >&4 <<EOM
+IRIX 6.2 can have the POSIX threads.
+However, the following IRIX patches (or their replacements) MUST be installed:
+ 1404 Irix 6.2 Posix 1003.1b man pages
+ 1645 IRIX 6.2 & 6.3 POSIX header file updates
+ 2000 Irix 6.2 Posix 1003.1b support modules
+ 2254 Pthread library fixes
+ 2401 6.2 all platform kernel rollup
+IMPORTANT:
+ Without patch 2401, a kernel bug in IRIX 6.2 will
+ cause your machine to panic and crash when running
+ threaded perl. IRIX 6.3 and up should be OK.
+EOM
+ ;;
+ [67].*)
+ cat >&4 <<EOM
+IRIX `uname -r` should have the POSIX threads.
+But, somehow, you do not seem to have them installed.
+EOM
+ ;;
+ esac
+ cat >&4 <<EOM
+Cannot continue, aborting.
+EOM
+ exit 1
+ fi
+ set `echo X "$libswanted "| sed -e 's/ c / pthread /'`
+ ld="${cc:-cc}"
+ shift
+ libswanted="$*"
+
+ usemymalloc='n'
+ ;;
+esac
+EOCBU
+
+# This script UU/use64bits.cbu will get 'called-back' by Configure
+# after it has prompted the user for whether to use 64 bits.
+cat > UU/use64bits.cbu <<'EOCBU'
+case "$use64bits" in
+$define|true|[yY]*)
+ case "`uname -r`" in
+ [1-5]*|6.[01])
+ cat >&4 <<EOM
+IRIX `uname -r` does not support 64-bit types.
+You should upgrade to at least IRIX 6.2.
+Cannot continue, aborting.
+EOM
+ exit 1
+ ;;
+ esac
+ case "$ccflags" in
+ *-n32*)
+ ccflags="$ccflags -DUSE_LONG_LONG"
+ archname64="-n32"
+ d_open64="$undef"
+ # In -n32 mode (ILP32LL64) we use the standard open().
+ # In -64 we will use the open64().
+ cat << 'EOM' >&2
+
+You will see a *** WHOA THERE!!! *** message from Configure for
+d_open64. Keep the recommended value. See hints/irix6.sh
+for more information.
+
+EOM
+ ;;
+ esac
+ ccflags="$ccflags -DUSE_64_BIT_FILES"
+ ;;
+esac
+EOCBU