# 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 # 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='-O' ;; *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=ld # perl's malloc can return improperly aligned buffer usemymalloc='undef' # 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' 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 "$libswanted "|sed -e 's/ socket / /' -e 's/ nsl / /' -e 's/ dl / /'` shift libswanted="$*" # 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 "$libswanted "|sed -e 's/ sun / /' -e 's/ crypt / /' -e 's/ bsd / /' -e 's/ PW / /' -e 's/ malloc / /'` shift libswanted="$*" 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 <&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