# hints/irix_6.sh # # original from Krishna Sethuraman, krishna@sgi.com # # Modified Mon Jul 22 14:52:25 EDT 1996 # Andy Dougherty # with help from Dean Roehrich . # cc -n32 update info from Krishna Sethuraman, krishna@sgi.com. # additional update from Scott Henry, scotth@sgi.com # Futzed with by John Stoffel 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 on 5/13/97 # - don't assume 'cc -n32' if the n32 libm.so is missing # Threaded by Jarkko Hietaniemi on 11/18/97 # - POSIX threads knowledge by IRIX version # gcc-enabled by Kurt Starsinic 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. # 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 # Let's assume we want to use 'cc -n32' by default, unless the # necessary libm is missing (which has happened at least twice) case "$cc" in '') case "$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 $define|true|[yY]*) case "`uname -r`" in [1-5]*|6.[01]) cat >&4 <&4 < libscheck='case "$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 # 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 # 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="$ccflags -D_BSD_TYPES -D_BSD_TIME -D_POSIX_C_SOURCE" optimize="-O3" usenm='undef' case "`uname -s`" in # Without the -mabi=64 gcc in 64-bit IRIX has problems passing # and returning small structures. This affects inet_*() and semctl(). # See http://reality.sgi.com/ariel/freeware/gcc-2.8.1-notes.html # for more information. Reported by Lionel Cons . IRIX64) ccflags="$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 $woff -OPT:Olimit=0" optimize='none' ;; *7.1*|*7.2|*7.20) # Mongoose 7.1+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0" optimize='-O3' # This is a temporary fix for 5.005. # Leave pp_ctl_cflags line at left margin for Configure. See # hints/README.hints, especially the section # =head2 Propagating variables to config.sh pp_ctl_cflags='optimize=-O' ;; *7.*) # Mongoose 7.2.1+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0:space=ON" optimize='-O3' ;; *6.2*) # Ragnarok 6.2 ccflags="$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 $woff -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 ;; 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) set `echo X "$libswanted "|sed -e 's/ socket / /' -e 's/ nsl / /' -e 's/ dl / /'` shift libswanted="$*" # Irix 6.5.6 seems to have a broken header # don't include that (it doesn't contain S_IFMT, S_IFREG, et al) i_sysmode="$undef" # I have conflicting reports about the sun, crypt, bsd, and PW # libraries on Irix 6.2. # # One user rerports: # Don't need sun crypt bsd PW under 6.2. You *may* need to link # with these if you want to run perl built under 6.2 on a 5.3 machine # (I haven't checked) # # Another user reported that if he included those libraries, a large number # of the tests failed (approx. 20-25) and he would get a core dump. To # make things worse, test results were inconsistent, i.e., some of the # tests would pass some times and fail at other times. # The safest thing to do seems to be to eliminate them. # # Actually, the only libs that you want are '-lm'. Everything else # you need is in libc. You do also need '-lbsd' if you choose not # to use the -D_BSD_* defines. Note that as of 6.2 the only # difference between '-lmalloc' and '-lc' malloc is the debugging # and control calls, which aren't used by perl. -- scotth@sgi.com set `echo X "$libswanted "|sed -e 's/ sun / /' -e 's/ crypt / /' -e 's/ bsd / /' -e 's/ PW / /' -e 's/ malloc / /'` shift libswanted="$*" cat > UU/usethreads.cbu <<'EOCBU' # This script UU/usethreads.cbu will get 'called-back' by Configure # after it has prompted the user for whether to use threads. case "$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 <&4 <&4 <&4 <