| # hints/openbsd.sh |
| # |
| # hints file for OpenBSD; Todd Miller <millert@openbsd.org> |
| # Edited to allow Configure command-line overrides by |
| # Andy Dougherty <doughera@lafayette.edu> |
| # |
| # To build with distribution paths, use: |
| # ./Configure -des -Dopenbsd_distribution=defined |
| # |
| |
| # In OpenBSD > 3.7, use perl's malloc [perl #75742] |
| case "$osvers" in |
| 3.[89]*|[4-9]*) |
| test "$usemymalloc" || usemymalloc=y |
| ;; |
| esac |
| |
| # malloc wrap works |
| case "$usemallocwrap" in |
| '') usemallocwrap='define' ;; |
| esac |
| |
| # Currently, vfork(2) is not a real win over fork(2). |
| usevfork="$undef" |
| |
| # In OpenBSD < 3.3, the setre?[ug]id() are emulated using the |
| # _POSIX_SAVED_IDS functionality which does not have the same |
| # semantics as 4.3BSD. Starting with OpenBSD 3.3, the original |
| # semantics have been restored. |
| case "$osvers" in |
| [0-2].*|3.[0-2]) |
| d_setregid=$undef |
| d_setreuid=$undef |
| d_setrgid=$undef |
| d_setruid=$undef |
| esac |
| |
| # |
| # Not all platforms support dynamic loading... |
| # For the case of "$openbsd_distribution", the hints file |
| # needs to know whether we are using dynamic loading so that |
| # it can set the libperl name appropriately. |
| # Allow command line overrides. |
| # |
| ARCH=`arch | sed 's/^OpenBSD.//'` |
| case "${ARCH}-${osvers}" in |
| alpha-2.[0-8]|mips-2.[0-8]|powerpc-2.[0-7]|m88k-*|hppa-*|vax-*) |
| test -z "$usedl" && usedl=$undef |
| ;; |
| *) |
| test -z "$usedl" && usedl=$define |
| # We use -fPIC here because -fpic is *NOT* enough for some of the |
| # extensions like Tk on some OpenBSD platforms (ie: sparc) |
| cccdlflags="-DPIC -fPIC $cccdlflags" |
| case "$osvers" in |
| [01].*|2.[0-7]|2.[0-7].*) |
| lddlflags="-Bshareable $lddlflags" |
| ;; |
| 2.[8-9]|3.0) |
| ld=${cc:-cc} |
| lddlflags="-shared -fPIC $lddlflags" |
| ;; |
| *) # from 3.1 onwards |
| ld=${cc:-cc} |
| lddlflags="-shared -fPIC $lddlflags" |
| libswanted=`echo $libswanted | sed 's/ dl / /'` |
| ;; |
| esac |
| |
| # We need to force ld to export symbols on ELF platforms. |
| # Without this, dlopen() is crippled. |
| ELF=`${cc:-cc} -dM -E - </dev/null | grep __ELF__` |
| test -n "$ELF" && ldflags="-Wl,-E $ldflags" |
| ;; |
| esac |
| |
| # |
| # Tweaks for various versions of OpenBSD |
| # |
| case "$osvers" in |
| 2.5) |
| # OpenBSD 2.5 has broken odbm support |
| i_dbm=$undef |
| ;; |
| esac |
| |
| # OpenBSD doesn't need libcrypt but many folks keep a stub lib |
| # around for old NetBSD binaries. |
| libswanted=`echo $libswanted | sed 's/ crypt / /'` |
| |
| # Configure can't figure this out non-interactively |
| d_suidsafe=$define |
| |
| # cc is gcc so we can do better than -O |
| # Allow a command-line override, such as -Doptimize=-g |
| case ${ARCH} in |
| m88k) |
| optimize='-O0' |
| ;; |
| hppa) |
| optimize='-O0' |
| ;; |
| *) |
| test "$optimize" || optimize='-O2' |
| ;; |
| esac |
| |
| # This script UU/usethreads.cbu will get 'called-back' by Configure |
| # after it has prompted the user for whether to use threads. |
| cat > UU/usethreads.cbu <<'EOCBU' |
| case "$usethreads" in |
| $define|true|[yY]*) |
| # any openbsd version dependencies with pthreads? |
| ccflags="-pthread $ccflags" |
| ldflags="-pthread $ldflags" |
| case "$osvers" in |
| [0-2].*|3.[0-2]) |
| # Change from -lc to -lc_r |
| set `echo "X $libswanted " | sed 's/ c / c_r /'` |
| shift |
| libswanted="$*" |
| ;; |
| esac |
| case "$osvers" in |
| [012].*|3.[0-6]) |
| # Broken at least up to OpenBSD 3.6, we'll see about 3.7 |
| d_getservbyname_r=$undef ;; |
| esac |
| esac |
| EOCBU |
| |
| # This script UU/use64bitint.cbu will get 'called-back' by Configure |
| # after it has prompted the user for whether to use 64-bitness. |
| cat > UU/use64bitint.cbu <<'EOCBU' |
| case "$use64bitint" in |
| $define|true|[yY]*) |
| echo " " |
| echo "Checking if your C library has broken 64-bit functions..." >&4 |
| $cat >check.c <<EOCP |
| #include <stdio.h> |
| typedef $uquadtype myULL; |
| int main (void) |
| { |
| struct { |
| double d; |
| myULL u; |
| } *p, test[] = { |
| {4294967303.15, 4294967303ULL}, |
| {4294967294.2, 4294967294ULL}, |
| {4294967295.7, 4294967295ULL}, |
| {0.0, 0ULL} |
| }; |
| for (p = test; p->u; p++) { |
| myULL x = (myULL)p->d; |
| if (x != p->u) { |
| printf("buggy\n"); |
| return 0; |
| } |
| } |
| printf("ok\n"); |
| return 0; |
| } |
| EOCP |
| set check |
| if eval $compile_ok; then |
| libcquad=`./check` |
| echo "Your C library's 64-bit functions are $libcquad." |
| else |
| echo "(I can't seem to compile the test program.)" |
| echo "Assuming that your C library's 64-bit functions are ok." |
| libcquad="ok" |
| fi |
| $rm -f check.c check |
| |
| case "$libcquad" in |
| buggy*) |
| cat >&4 <<EOM |
| |
| *** You have a C library with broken 64-bit functions. |
| *** 64-bit support does not work reliably in this configuration. |
| *** Please rerun Configure without -Duse64bitint and/or -Dusemorebits. |
| *** Cannot continue, aborting. |
| |
| EOM |
| exit 1 |
| ;; |
| esac |
| esac |
| EOCBU |
| |
| # When building in the OpenBSD tree we use different paths |
| # This is only part of the story, the rest comes from config.over |
| case "$openbsd_distribution" in |
| ''|$undef|false) ;; |
| *) |
| # We put things in /usr, not /usr/local |
| prefix='/usr' |
| prefixexp='/usr' |
| sysman='/usr/share/man/man1' |
| libpth='/usr/lib' |
| glibpth='/usr/lib' |
| # Local things, however, do go in /usr/local |
| siteprefix='/usr/local' |
| siteprefixexp='/usr/local' |
| # Ports installs non-std libs in /usr/local/lib so look there too |
| locincpth='/usr/local/include' |
| loclibpth='/usr/local/lib' |
| # Link perl with shared libperl |
| if [ "$usedl" = "$define" -a -r shlib_version ]; then |
| useshrplib=true |
| libperl=`. ./shlib_version; echo libperl.so.${major}.${minor}` |
| fi |
| ;; |
| esac |
| |
| # end |