# hints/netbsd.sh
#
-# talk to packages@netbsd.org if you want to change this file.
-#
-# netbsd keeps dynamic loading dl*() functions in /usr/lib/crt0.o,
-# so Configure doesn't find them (unless you abandon the nm scan).
-# this should be *just* 0.9 below as netbsd 0.9a was the first to
-# introduce shared libraries.
+# Please check with packages@netbsd.org before making modifications
+# to this file.
case "$archname" in
'')
;;
esac
+# NetBSD keeps dynamic loading dl*() functions in /usr/lib/crt0.o,
+# so Configure doesn't find them (unless you abandon the nm scan).
+# Also, NetBSD 0.9a was the first release to introduce shared
+# libraries.
+#
case "$osvers" in
0.9|0.8*)
usedl="$undef"
;;
*)
+ case `uname -m` in
+ pmax)
+ # NetBSD 1.3 and 1.3.1 on pmax shipped an `old' ld.so,
+ # which will not work.
+ case "$osvers" in
+ 1.3|1.3.1)
+ d_dlopen=$undef
+ ;;
+ esac
+ ;;
+ esac
if test -f /usr/libexec/ld.elf_so; then
+ # ELF
d_dlopen=$define
d_dlerror=$define
- # Include the whole libgcc.a, required for Xerces-P, which
- # needs __eh_alloc, __pure_virtual, and others.
- # XXX This should be obsoleted by gcc-3.0.
- ccdlflags="-Wl,-whole-archive -lgcc -Wl,-no-whole-archive \
- -Wl,-E $ccdlflags"
cccdlflags="-DPIC -fPIC $cccdlflags"
lddlflags="--whole-archive -shared $lddlflags"
- elif test "`uname -m`" = "pmax"; then
-# NetBSD 1.3 and 1.3.1 on pmax shipped an `old' ld.so, which will not work.
+ rpathflag="-Wl,-rpath,"
case "$osvers" in
- 1.3|1.3.1)
- d_dlopen=$undef
+ 1.[0-5]*)
+ #
+ # Include the whole libgcc.a into the perl executable
+ # so that certain symbols needed by loadable modules
+ # built as C++ objects (__eh_alloc, __pure_virtual,
+ # etc.) will always be defined.
+ #
+ ccdlflags="-Wl,-whole-archive -lgcc \
+ -Wl,-no-whole-archive -Wl,-E $ccdlflags"
+ ;;
+ *)
+ ccdlflags="-Wl,-E $ccdlflags"
;;
esac
elif test -f /usr/libexec/ld.so; then
+ # a.out
d_dlopen=$define
d_dlerror=$define
-# we use -fPIC here because -fpic is *NOT* enough for some of the
-# extensions like Tk on some netbsd platforms (the sparc is one)
cccdlflags="-DPIC -fPIC $cccdlflags"
lddlflags="-Bshareable $lddlflags"
+ rpathflag="-R"
else
d_dlopen=$undef
+ rpathflag=
fi
;;
esac
case "$usethreads" in
$define|true|[yY]*)
lpthread=
- for thislib in pthread; do
- for thisdir in $loclibpth $plibpth $glibpth dummy; do
- xxx=$thisdir/lib$thislib.a
- if test -f "$xxx"; then
- lpthread=$thislib
+ for xxx in pthread; do
+ for yyy in $loclibpth $plibpth $glibpth dummy; do
+ zzz=$yyy/lib$xxx.a
+ if test -f "$zzz"; then
+ lpthread=$xxx
break;
fi
- xxx=$thisdir/lib$thislib.so
- if test -f "$xxx"; then
- lpthread=$thislib
+ zzz=$yyy/lib$xxx.so
+ if test -f "$zzz"; then
+ lpthread=$xxx
break;
fi
- xxx=`ls $thisdir/lib$thislib.so.* 2>/dev/null`
- if test "X$xxx" != X; then
- lpthread=$thislib
+ zzz=`ls $yyy/lib$xxx.so.* 2>/dev/null`
+ if test "X$zzz" != X; then
+ lpthread=$xxx
break;
fi
done
"You may want to install GNU pth. Aborting." >&4
exit 1
fi
- unset thisdir
- unset thislib
unset lpthread
;;
esac
EOCBU
-# Recognize the NetBSD packages collection.
-# GDBM might be here, GNU pth might be there.
-if test -d /usr/pkg/lib; then
- loclibpth="$loclibpth /usr/pkg/lib"
- if test -f /usr/libexec/ld.elf_so; then
- ldflags="$ldflags -Wl,-R/usr/pkg/lib"
- else
- ldflags="$ldflags -R/usr/pkg/lib"
- fi
-fi
-test -d /usr/pkg/include && locincpth="$locincpth /usr/pkg/include"
+# Set sensible defaults for NetBSD: look for local software in
+# /usr/pkg (NetBSD Packages Collection) and in /usr/local.
+#
+loclibpth="/usr/pkg/lib /usr/local/lib"
+locincpth="/usr/pkg/include /usr/local/include"
+case "$rpathflag" in
+'')
+ ldflags=
+ ;;
+*)
+ ldflags=
+ for yyy in $loclibpth; do
+ ldflags="$ldflags $rpathflag$yyy"
+ done
+ ;;
+esac
+
+case `uname -m` in
+alpha)
+ echo 'int main() {}' > try.c
+ gcc=`${cc:-cc} -v -c try.c 2>&1|grep 'gcc version egcs-2'`
+ case "$gcc" in
+ '' | "gcc version egcs-2.95."[3-9]*) ;; # 2.95.3 or better okay
+ *) cat >&4 <<EOF
+***
+*** Your gcc ($gcc) is known to be
+*** too buggy on netbsd/alpha to compile Perl with optimization.
+*** It is suggested you install the lang/gcc package which should
+*** have at least gcc 2.95.3 which should work okay: use for example
+*** Configure -Dcc=/usr/pkg/gcc-2.95.3/bin/cc. You could also
+*** Configure -Doptimize=-O0 to compile Perl without any optimization
+*** but that is not recommended.
+***
+EOF
+ exit 1
+ ;;
+ esac
+ rm -f try.*
+ ;;
+esac
+
+# NetBSD/sparc 1.5.3/1.6.1 dumps core in the semid_ds test of Configure.
+case `uname -m` in
+sparc) d_semctl_semid_ds=undef ;;
+esac
+
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