# 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.
+# NOTE: some IRIX cc versions, e.g. 7.3.1.1m (try cc -version) have
+# been known to have issues (coredumps) when compiling perl.c.
+# If you've used -OPT:fast_io=ON and this happens, try removing it.
+# If that fails, or you didn't use that, then try adjusting other
+# optimization options (-LNO, -INLINE, -O3 to -O2, etcetera).
+# The compiler bug has been reported to SGI.
+# -- Allen Smith <easmith@beatrice.rutgers.edu>
+
# Let's assume we want to use 'cc -n32' by default, unless the
# necessary libm is missing (which has happened at least twice)
case "$cc" in
-'')
- if test -f /usr/lib32/libm.so
- then
- cc='cc -n32'
- fi ;;
+'') case "$use64bitall" in
+ "$define"|true|[yY]*) test -f /usr/lib64/libm.so && cc='cc -64' ;;
+ *) test -f /usr/lib32/libm.so && cc='cc -n32' ;;
+ esac
+esac
+
+cc=${cc:-cc}
+
+case "$cc" in
+*gcc*) ;;
+*) ccversion=`cc -version 2>&1` ;;
+esac
+
+case "$use64bitint" in
+$define|true|[yY]*)
+ case "`uname -r`" in
+ [1-5]*|6.[01])
+ cat >&4 <<EOM
+IRIX `uname -r` does not support 64-bit types.
+You should upgrade to at least IRIX 6.2.
+Cannot continue, aborting.
+EOM
+ exit 1
+ ;;
+ esac
+ ;;
+esac
+
+case "$use64bitall" in
+"$define"|true|[yY]*)
+ case "`uname -s`" in
+ IRIX)
+ cat >&4 <<EOM
+You cannot use -Duse64bitall in 32-bit IRIX, sorry.
+
+Cannot continue, aborting.
+EOM
+ exit 1
+ ;;
+ esac
+ ;;
esac
# Check for which compiler we're using
case "$cc" in
*"cc -n32"*)
+ # If a library is requested to link against, make sure the
+ # objects in the library are of the same ABI we are compiling
+ # against. Albert Chin-A-Young <china@thewrittenword.com>
+ libscheck='case "$xxx" in
+*.a) /bin/ar p $xxx `/bin/ar t $xxx | sed q` >$$.o;
+ case "`/usr/bin/file $$.o`" in
+ *N32*) rm -f $$.o ;;
+ *) rm -f $$.o; xxx=/no/n32$xxx ;;
+ esac ;;
+*) case "`/usr/bin/file $xxx`" in
+ *N32*) ;;
+ *) xxx=/no/n32$xxx ;;
+ esac ;;
+esac'
+
+ # 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'
+ ;;
+*"cc -64"*)
+
+ loclibpth="$loclibpth /usr/lib64"
+ libscheck='case "`/usr/bin/file $xxx`" in
+*64-bit*) ;;
+*) xxx=/no/64-bit$xxx ;;
+esac'
+ # NOTE: -L/usr/lib64 -L/lib64 are automatically selected by the linker
+ ldflags=' -L/usr/local/lib64 -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="-64 -shared -check_registry /usr/lib64/so_locations"
+ lddlflags="-64 -shared"
+ libc='/usr/lib64/libc.so'
+ plibpth='/usr/lib64 /lib64 /usr/ccs/lib'
+ ;;
+*gcc*)
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -D_POSIX_C_SOURCE"
+ optimize="-O3"
+ usenm='undef'
+ case "`uname -s`" in
+ # Without the -mabi=64 gcc in 64-bit IRIX has problems passing
+ # and returning small structures. This affects inet_*() and semctl().
+ # See http://reality.sgi.com/ariel/freeware/gcc-2.8.1-notes.html
+ # for more information. Reported by Lionel Cons <lionel.cons@cern.ch>.
+ IRIX64) ccflags="$ccflags -mabi=64"
+ ldflags="$ldflags -mabi=64 -L/usr/lib64"
+ lddlflags="$lddlflags -mabi=64"
+ ;;
+ *) ccflags="$ccflags -DIRIX32_SEMUN_BROKEN_BY_GCC"
+ ;;
+ esac
+ ;;
+*)
+ # this is needed to force the old-32 paths
+ # since the system default can be changed.
+ ccflags="$ccflags -32 -D_BSD_TYPES -D_BSD_TIME -Olimit 3100"
+ optimize='-O'
+ ;;
+esac
+
+# Settings common to both native compiler modes.
+case "$cc" in
+*"cc -n32"*|*"cc -64"*)
+ ld=$cc
+
+ # perl's malloc can return improperly aligned buffer
+ # which (under 5.6.0RC1) leads into really bizarre bus errors
+ # and freak test failures (lib/safe1 #18, for example),
+ # even more so with -Duse64bitall: for example lib/io_linenumtb.
+ # fails under the harness but succeeds when run separately,
+ # under make test pragma/warnings #98 fails, and lib/io_dir
+ # apparently coredumps (the last two don't happen under
+ # the harness. Helmut Jarausch is seeing bus errors from
+ # miniperl, as was Scott Henry with snapshots from just before
+ # the RC1. --jhi
+ usemymalloc='undef'
+#malloc_cflags='ccflags="-DSTRICT_ALIGNMENT $ccflags"'
+
+ nm_opt='-p'
+ nm_so_opt='-p'
+
+ # Warnings to turn off because the source code hasn't
+ # been cleaned up enough yet to satisfy the IRIX cc.
+ # 1184: "=" is used where where "==" may have been intended.
+ # 1552: The variable "foobar" is set but never used.
+ woff=1184,1552
+
# Perl 5.004_57 introduced new qsort code into pp_ctl.c that
# makes IRIX cc prior to 7.2.1 to emit bad code.
# so some serious hackery follows to set pp_ctl flags correctly.
# Check for which version of the compiler we're running
case "`$cc -version 2>&1`" in
*7.0*) # Mongoose 7.0
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1042,1048,1110,1116,1184 -OPT:Olimit=0"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0"
optimize='none'
;;
*7.1*|*7.2|*7.20) # Mongoose 7.1+
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184 -OPT:Olimit=0"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0"
optimize='-O3'
# This is a temporary fix for 5.005.
# Leave pp_ctl_cflags line at left margin for Configure. See
pp_ctl_cflags='optimize=-O'
;;
*7.*) # Mongoose 7.2.1+
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184 -OPT:Olimit=0:space=ON"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0:space=ON"
optimize='-O3'
;;
*6.2*) # Ragnarok 6.2
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff"
optimize='none'
;;
*) # Be safe and not optimize
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1184 -OPT:Olimit=0"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0"
optimize='none'
;;
esac
# absolute paths (again, see the pthread.h change below).
# -- krishna@sgi.com, 8/23/98
-if [ "X${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${TOOLROOT}/usr/include"
+ if [ "X${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
+ 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="$ccflags -32 -D_BSD_TYPES -D_BSD_TIME -Olimit 3100"
- optimize='-O'
;;
esac
+# Don't groan about unused libraries.
+ldflags="$ldflags -Wl,-woff,84"
+
+# workaround for an optimizer bug
+case "`$cc -version 2>&1`" in
+*7.2.*) op_cflags='optimize=-O1'; opmini_cflags='optimize=-O1' ;;
+*7.3.1.*) op_cflags='optimize=-O2'; opmini_cflags='optimize=-O2' ;;
+esac
+
# We don't want these libraries.
# Socket networking is in libc, these are not installed by default,
# and just slow perl down. (scotth@sgi.com)
shift
libswanted="$*"
+# Irix 6.5.6 seems to have a broken header <sys/mode.h>
+# don't include that (it doesn't contain S_IFMT, S_IFREG, et al)
+
+i_sysmode="$undef"
+
# I have conflicting reports about the sun, crypt, bsd, and PW
# libraries on Irix 6.2.
#
shift
libswanted="$*"
-if [ "X$usethreads" = "X$define" -o "X$usethreads" = "Xy" ]; then
- if test ! -f ${TOOLROOT}/usr/include/pthread.h -o ! -f /usr/lib/libpthread.so; then
- uname_r=`uname -r`
- case "`uname -r`" in
- 5*|6.0|6.1)
- echo >&4 "IRIX $uname_r does not have the POSIX threads."
- echo >&4 "You should upgrade to at least IRIX 6.2 with pthread patches."
- echo >&4 "Cannot continue, aborting."
- exit 1
- ;;
- 6.2)
- echo >&4 ""
-cat >&4 <<EOF
-IRIX 6.2 $uname_r can have the POSIX threads.
-The following IRIX patches (or their replacements) must, however, be installed:
-
+cat > UU/usethreads.cbu <<'EOCBU'
+# This script UU/usethreads.cbu will get 'called-back' by Configure
+# after it has prompted the user for whether to use threads.
+case "$usethreads" in
+$define|true|[yY]*)
+ if test ! -f ${TOOLROOT}/usr/include/pthread.h -o ! -f /usr/lib/libpthread.so; then
+ case "`uname -r`" in
+ [1-5].*|6.[01])
+ cat >&4 <<EOM
+IRIX `uname -r` does not support POSIX threads.
+You should upgrade to at least IRIX 6.2 with pthread patches.
+EOM
+ ;;
+ 6.2)
+ cat >&4 <<EOM
+IRIX 6.2 can have the POSIX threads.
+However, the following IRIX patches (or their replacements) MUST be installed:
1404 Irix 6.2 Posix 1003.1b man pages
1645 IRIX 6.2 & 6.3 POSIX header file updates
2000 Irix 6.2 Posix 1003.1b support modules
Without patch 2401, a kernel bug in IRIX 6.2 will
cause your machine to panic and crash when running
threaded perl. IRIX 6.3 and up should be OK.
+EOM
+ ;;
+ [67].*)
+ cat >&4 <<EOM
+IRIX `uname -r` should have the POSIX threads.
+But, somehow, you do not seem to have them installed.
+EOM
+ ;;
+ esac
+ cat >&4 <<EOM
+Cannot continue, aborting.
+EOM
+ exit 1
+ fi
+ set `echo X "$libswanted "| sed -e 's/ c / pthread /'`
+ ld="${cc:-cc}"
+ shift
+ libswanted="$*"
+ usemymalloc='n'
-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
-
-# 64-bitness.
-# jhi@iki.fi, inspired by Scott Henry.
-
-if [ "X$use64bits" = "X$define" ]; then
- uname_r=`uname -r`
- case "$uname_r" in
- [1-5]*|6.[01])
- echo >&4 "IRIX $uname_r does not support 64-bit types."
- echo >&4 "You should upgrade to at least IRIX 6.2."
- exit 1
+ # These are hidden behind a _POSIX1C ifdef that would
+ # require including <pthread.h> for the Configure hasproto
+ # to see these.
+ d_asctime_r_proto="$define"
+ d_ctime_r_proto="$define"
+ d_gmtime_r_proto="$define"
+ d_localtime_r_proto="$define"
;;
- esac
- case "$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.
+esac
+EOCBU
-EOM
- ;;
- *-64*)
- ;;
- esac
- ccflags="$ccflags -DUSE_64_BIT_FILES"
-fi
+# The -n32 makes off_t to be 8 bytes, so we should have largefileness.
+
+# Until we figure out what to be probe for in Configure (ditto for hpux.sh)
+case "$usemorebits" in # Need to expand this now, then.
+$define|true|[yY]*) use64bitint="$define"; uselongdouble="$define" ;;
+esac
+case "$use64bitint" in
+$define|true|[yY]*) ;;
+*) d_casti32='undef' ;;
+esac
+
+# Helmut Jarausch reports that Perl's malloc is rather unusable
+# with IRIX, and SGI confirms the problem.
+usemymalloc=${usemymalloc:-false}