1# hints/openbsd.sh 2# 3# hints file for OpenBSD; Todd Miller <millert@openbsd.org> 4# Edited to allow Configure command-line overrides by 5# Andy Dougherty <doughera@lafayette.edu> 6# 7# To build with distribution paths, use: 8# ./Configure -des -Dopenbsd_distribution=defined 9# 10 11# OpenBSD has a better malloc than perl... 12test "$usemymalloc" || usemymalloc='n' 13 14# malloc wrap works 15case "$usemallocwrap" in 16'') usemallocwrap='define' ;; 17esac 18 19# Currently, vfork(2) is not a real win over fork(2). 20usevfork="$undef" 21 22# In OpenBSD < 3.3, the setre?[ug]id() are emulated using the 23# _POSIX_SAVED_IDS functionality which does not have the same 24# semantics as 4.3BSD. Starting with OpenBSD 3.3, the original 25# semantics have been restored. 26case "$osvers" in 27[0-2].*|3.[0-2]) 28 d_setregid=$undef 29 d_setreuid=$undef 30 d_setrgid=$undef 31 d_setruid=$undef 32esac 33 34# OpenBSD 5.5 on has 64 bit time_t 35case "$osvers" in 36[0-4].*|5.[0-4]) ;; 37*) 38 cppflags="$cppflags -DBIG_TIME" 39 ;; 40esac 41 42# 43# Not all platforms support dynamic loading... 44# For the case of "$openbsd_distribution", the hints file 45# needs to know whether we are using dynamic loading so that 46# it can set the libperl name appropriately. 47# Allow command line overrides. 48# 49ARCH=`arch | sed 's/^OpenBSD.//'` 50case "${ARCH}-${osvers}" in 51alpha-2.[0-8]|mips-2.[0-8]|powerpc-2.[0-7]|m88k-[2-4].*|m88k-5.[0-2]|hppa-3.[0-5]|vax-*) 52 test -z "$usedl" && usedl=$undef 53 ;; 54*) 55 test -z "$usedl" && usedl=$define 56 # We use -fPIC here because -fpic is *NOT* enough for some of the 57 # extensions like Tk on some OpenBSD platforms (ie: sparc) 58 PICFLAG=-fPIC 59 if [ -e /usr/share/mk/bsd.own.mk ]; then 60 PICFLAG=`make -f /usr/share/mk/bsd.own.mk -V PICFLAG` 61 fi 62 cccdlflags="-DPIC ${PICFLAG} $cccdlflags" 63 case "$osvers" in 64 [01].*|2.[0-7]|2.[0-7].*) 65 lddlflags="-Bshareable $lddlflags" 66 ;; 67 2.[8-9]|3.0) 68 ld=${cc:-cc} 69 lddlflags="-shared -fPIC $lddlflags" 70 ;; 71 *) # from 3.1 onwards 72 ld=${cc:-cc} 73 lddlflags="-shared ${PICFLAG} $lddlflags" 74 libswanted=`echo $libswanted | sed 's/ dl / /'` 75 ;; 76 esac 77 78 # We need to force ld to export symbols on ELF platforms. 79 # Without this, dlopen() is crippled. 80 ELF=`${cc:-cc} -dM -E - </dev/null | grep __ELF__` 81 test -n "$ELF" && ldflags="-Wl,-E $ldflags" 82 ;; 83esac 84 85# 86# Tweaks for various versions of OpenBSD 87# 88case "$osvers" in 892.5) 90 # OpenBSD 2.5 has broken odbm support 91 i_dbm=$undef 92 ;; 93esac 94 95# OpenBSD doesn't need libcrypt but many folks keep a stub lib 96# around for old NetBSD binaries. 97libswanted=`echo $libswanted | sed 's/ crypt / /'` 98 99# OpenBSD hasn't ever needed linking to libutil 100libswanted=`echo $libswanted | sed 's/ util / /'` 101 102# Configure can't figure this out non-interactively 103d_suidsafe=$define 104 105# cc is gcc so we can do better than -O 106# Allow a command-line override, such as -Doptimize=-g 107case "${ARCH}-${osvers}" in 108hppa-3.3|m88k-2.*|m88k-3.[0-3]) 109 test "$optimize" || optimize='-O0' 110 ;; 111m88k-3.4) 112 test "$optimize" || optimize='-O1' 113 ;; 114*) 115 test "$optimize" || optimize='-O2' 116 ;; 117esac 118 119# 120# Unaligned access on alpha with -ftree-ter 121# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59679 122# More details 123# https://rt.perl.org/Public/Bug/Display.html?id=120888 124# 125case "${ARCH}-${osvers}" in 126 alpha-*) 127 ccflags="-fno-tree-ter $ccflags" 128 ;; 129esac 130 131# Special per-arch specific ccflags 132case "${ARCH}-${osvers}" in 133 vax-*) 134 ccflags="-DUSE_PERL_ATOF=0 $ccflags" 135 ;; 136esac 137 138# This script UU/usethreads.cbu will get 'called-back' by Configure 139# after it has prompted the user for whether to use threads. 140cat > UU/usethreads.cbu <<'EOCBU' 141case "$usethreads" in 142$define|true|[yY]*) 143 # any openbsd version dependencies with pthreads? 144 ccflags="-pthread $ccflags" 145 ldflags="-pthread $ldflags" 146 case "$osvers" in 147 [0-2].*|3.[0-2]) 148 # Change from -lc to -lc_r 149 set `echo "X $libswanted " | sed 's/ c / c_r /'` 150 shift 151 libswanted="$*" 152 ;; 153 esac 154 case "$osvers" in 155 [012].*|3.[0-6]) 156 # Broken up to OpenBSD 3.6, fixed in OpenBSD 3.7 157 d_getservbyname_r=$undef ;; 158 esac 159 ;; 160*) 161 libswanted=`echo $libswanted | sed 's/ pthread / /'` 162esac 163EOCBU 164 165# When building in the OpenBSD tree we use different paths 166# This is only part of the story, the rest comes from config.over 167case "$openbsd_distribution" in 168''|$undef|false) ;; 169*) 170 # We put things in /usr, not /usr/local 171 prefix='/usr' 172 prefixexp='/usr' 173 sysman='/usr/share/man/man1' 174 libpth='/usr/lib' 175 glibpth='/usr/lib' 176 # Local things, however, do go in /usr/local 177 siteprefix='/usr/local' 178 siteprefixexp='/usr/local' 179 # Ports installs non-std libs in /usr/local/lib so look there too 180 locincpth='' 181 loclibpth='' 182 # Link perl with shared libperl 183 if [ "$usedl" = "$define" -a -r $src/shlib_version ]; then 184 useshrplib=true 185 libperl=`. $src/shlib_version; echo libperl.so.${major}.${minor}` 186 fi 187 ;; 188esac 189 190# openbsd has a problem regarding newlocale() 191# https://marc.info/?l=openbsd-bugs&m=155364568608759&w=2 192# which is being fixed. In the meantime, forbid POSIX 2008 locales 193d_newlocale="$undef" 194 195# OpenBSD's locale support is not that complete yet 196ccflags="-DNO_LOCALE_NUMERIC -DNO_LOCALE_COLLATE $ccflags" 197 198# end 199