1# svr5 hints, System V Release 5.x (UnixWare 7, OpenUNIX 8) 2# mods after mail fm Andy Dougherty 3# Reworked by hops@sco.com Sept/Oct 1999 for UW7.1 platform support 4# Boyd Gerber, gerberb@zenez.com 1999/09/21 for threads support. 5# Originally taken from svr4 hints.sh 21-Sep-98 hops@sco.com 6# which was version of 1996/10/25 by Tye McQueen, tye@metronet.com 7 8# Use Configure -Dusethreads to enable threads. 9# Use Configure -Dcc=gcc to use gcc. 10case "$cc" in 11*gcc*) 12 # "$gccversion" not set yet 13 if [ "X$gccversion" = "X" ]; then 14 # Done too late in Configure if hinted 15 gccversion=`$cc -dumpversion` 16 fi 17 case $gccversion in 18 *2.95*) 19 ccflags='-fno-strict-aliasing' 20 # More optimisation provided in gcc-2.95 causes miniperl to segv. 21 # -fno-strict-aliasing is supposed to correct this but 22 # if it doesn't and you get segv when the build runs miniperl then 23 # disable optimisation as below 24 # optimize=' ' 25 ;; 26 esac 27 ;; 28esac 29 30# Hardwire the processor to 586 for consistency with autoconf 31# archname='i586-svr5' 32# -- seems this is generally disliked by perl porters so leave it to float 33 34# Our default setup excludes anything from /usr/ucblib (and consequently dbm) 35# as later modules assume symbols found are available in shared libs 36# On svr5 these are static archives which causes problems for 37# dynamic modules loaded later (and ucblib is a bad dream anyway) 38# 39# However there is a dbm library built from the ucb sources outside ucblib 40# at http://www.sco.com/skunkware (installing into /usr/local) so if we 41# detect this we'll use it. You can change the default 42# (to allow ucblib and its dbm or disallowing non ucb dbm) by 43# changing 'want_*' config values below to '' to disable or otherwise to enable 44 45# Leave leading tabs so Configure doesn't propagate variables to config.sh 46 47 want_ucb='' # don't use anything from /usr/ucblib - icky 48 want_dbm='yes' # use dbm if can find library in /usr/local/lib 49 want_gdbm='yes' # use gdbm if can find library in /usr/local/lib 50 want_udk70='' # link with old static libc pieces 51 # link with udk70 if building on 7.1 and want resulting binary 52 # to run on uw7.0* - it will link in referenced static symbols 53 # of libc that are (now) in the shared libc.so on 7.1 but were 54 # not there in 7.0. 55 # There are still scenarios where this is still insufficient so 56 # overall it is preferable to get ptf7051e 57 # ftp://ftp.sco.com/SLS/ptf7051e.Z 58 # installed on any/all 7.0 systems and leave the above unset 59 # (sadly this is unavailable as of 2009-08-03) 60 61if [ "$want_ucb" ] ; then 62 ldflags= '-L/usr/ucblib' 63 ccflags='-I/usr/ucbinclude' 64 # /usr/ccs/include and /usr/ccs/lib are used implicitly by cc as reqd 65else 66 libswanted=`echo " $libswanted " | sed -e 's/ ucb / /'` 67 glibpth=`echo " $glibpth " | sed -e 's/ \/usr\/ucblib / /'` 68 69 # If see libdbm in /usr/local and not overridden assume its the 70 # non ucblib rebuild from skunkware and use it 71 if [ ! -f /usr/local/lib/libdbm.so -o ! "$want_dbm" ] ; then 72 i_dbm='undef' 73 libswanted=`echo " $libswanted " | sed -e 's/ dbm / /'` 74 fi 75fi 76 77if [ ! "$want_gdbm" ] ; then 78 i_gdbm='undef' 79 libswanted=`echo " $libswanted " | sed -e 's/ gdbm / /'` 80fi 81 82 83# Don't use problematic libraries: 84# libmalloc.a - Probably using Perl's malloc() anyway. 85# libc: on UW7 don't want -lc explicitly as native cc gives warnings/errors 86libswanted=`echo " $libswanted " | sed -e 's/ malloc / /' -e 's/ c / /'` 87 88# remove /shlib and /lib from library search path as both symlink to /usr/lib 89# where runtime shared libc is 90glibpth=`echo " $glibpth " | sed -e 's/ \/shlib / /' -e 's/ \/lib / /'` 91 92# Don't use BSD emulation pieces (/usr/ucblib) regardless 93# these would probably be autonondetected anyway but ... 94gconvert_preference='gcvt sprintf' # Try gcvt() before gconvert(). 95d_index='undef' d_killpg='undef' d_getprior='undef' d_setprior='undef' 96d_setlinebuf='undef' 97d_setregid='undef' d_setreuid='undef' # -- in /usr/lib/libc.so.1 98 99# Broken C-Shell tests (Thanks to Tye McQueen): 100# The OS-specific checks may be obsoleted by the this generic test. 101 sh_cnt=`sh -c 'echo /*' | wc -c` 102 csh_cnt=`csh -f -c 'glob /*' 2>/dev/null | wc -c` 103 csh_cnt=`expr 1 + $csh_cnt` 104if [ "$sh_cnt" -ne "$csh_cnt" ]; then 105 echo "Your csh has a broken 'glob', disabling..." >&2 106 d_csh='undef' 107fi 108 109# Unixware-specific problems. UW7 give correctname with uname -s 110# UnixWare has a broken csh. (This might already be detected above). 111# Configure can't detect memcpy or memset on Unixware 2 or 7 112# 113# Leave leading tabs on the next two lines so Configure doesn't 114# propagate these variables to config.sh 115 uw_ver=`uname -v` 116 uw_isuw=`uname -s 2>&1` 117 118if [ "$uw_isuw" = "UnixWare" -o "$uw_isuw" = "OpenUNIX" ]; then 119 case $uw_ver in 120 8.*|7.1*) 121 d_csh='undef' 122 stdio_cnt='((fp)->__cnt)' 123 d_stdio_cnt_lval='define' 124 stdio_ptr='((fp)->__ptr)' 125 d_stdio_ptr_lval='define' 126 127 d_setregid='define' # " 128 d_setreuid='define' # " 129 130 if [ -f /usr/ccs/lib/libcudk70.a -a "$want_udk70" ] ; then 131 libswanted=" $libswanted cudk70" 132 fi 133 ;; 134 7*) 135 d_csh='undef' 136 stdio_cnt='((fp)->__cnt)' 137 d_stdio_cnt_lval='define' 138 stdio_ptr='((fp)->__ptr)' 139 d_stdio_ptr_lval='define' 140 ;; 141 esac 142fi 143# End of Unixware-specific tests. 144 145############################################################### 146# Dynamic loading section: Is default so it should just happen. 147# set below to explicitly force. 148# usedl='define' 149# dlext='so' 150# dlsrc='dl_dlopen.xs' 151# 152# ccdlflags : must tell the linker to export all global symbols 153# cccdlflags: must tell the compiler to generate relocatable code 154# lddlflags : must tell the linker to output a shared library 155 156# use shared perl lib if the user doesn't choose otherwise 157if test "$uw_isuw" != "OpenUNIX"; then 158 if test "x$useshrplib" = "x"; then 159 useshrplib='true' 160 fi 161fi 162 163case "$cc" in 164 *gcc*) 165 ccdlflags='-Xlinker -Bexport ' 166 cccdlflags='-fpic' 167 lddlflags='-G ' 168 ;; 169 170 *) 171 ccdlflags='-Wl,-Bexport' 172 cccdlflags='-Kpic' 173 lddlflags='-G -Wl,-Bexport' 174 ;; 175esac 176 177############################################################################ 178# Thread support 179# use Configure -Dusethreads to enable 180# This script UU/usethreads.cbu will get 'called-back' by Configure 181# after it has prompted the user for whether to use threads. 182cat > UU/usethreads.cbu <<'EOCBU' 183case "$usethreads" in 184$define|true|[yY]*) 185 ccflags="$ccflags" 186 shift 187 libswanted="$libswanted $*" 188 case "$cc" in 189 *gcc*) 190 ccflags="-D_REENTRANT $ccflags -fpic -pthread" 191 cccdlflags='-fpic' 192 lddlflags='-pthread -G ' 193 ;; 194 *) 195 ccflags="-D_REENTRANT $ccflags -KPIC -Kthread" 196 ccdlflags='-Kthread -Wl,-Bexport' 197 cccdlflags='-KPIC -Kthread' 198 lddlflags='-G -Kthread -Wl,-Bexport ' 199 ldflags='-Kthread' 200 ;; 201 esac 202esac 203EOCBU 204 205 206d_suidsafe='define' # "./Configure -d" can't figure this out easily 207 208################## final caveat msgs to builder ############### 209cat <<'EOM' >&4 210 211If you wish to use dynamic linking, you must use 212 LD_LIBRARY_PATH=`pwd`; export LD_LIBRARY_PATH 213or 214 setenv LD_LIBRARY_PATH `pwd` 215before running make. 216 217If you are using shared libraries from /usr/local/lib 218for libdbm or libgdbm you may need to set 219 LD_RUN_PATH=/usr/local/lib; export LD_RUN_PATH 220in order for Configure to compile the simple test program 221 222EOM 223