##
# Darwin (Mac OS) hints
-# Wilfredo Sanchez <wsanchez@mit.edu>
+# Wilfredo Sanchez <wsanchez@wsanchez.net>
##
##
# Paths
##
+# Configure hasn't figured out the version number yet. Bummer.
+perl_revision=`awk '/define[ ]+PERL_REVISION/ {print $3}' $src/patchlevel.h`
+perl_version=`awk '/define[ ]+PERL_VERSION/ {print $3}' $src/patchlevel.h`
+perl_subversion=`awk '/define[ ]+PERL_SUBVERSION/ {print $3}' $src/patchlevel.h`
+version="${perl_revision}.${perl_version}.${perl_subversion}"
+
+# This was previously used in all but causes three cases
+# (no -Ddprefix=, -Dprefix=/usr, -Dprefix=/some/thing/else)
+# but that caused too much grief.
+# vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
+
# BSD paths
case "$prefix" in
-'')
- # Default install; use non-system directories
- prefix='/usr/local'; # Built-in perl uses /usr
+'') # Default install; use non-system directories
+ prefix='/usr/local';
siteprefix='/usr/local';
- vendorprefix='/usr/local'; usevendorprefix='define';
-
- # Where to put modules.
- privlib='/Library/Perl'; # Built-in perl uses /System/Library/Perl
- sitelib='/Library/Perl';
- vendorlib='/Network/Library/Perl';
;;
-'/usr')
- # We are building/replacing the built-in perl
+'/usr') # We are building/replacing the built-in perl
+ prefix='/';
+ installprefix='/';
+ bin='/usr/bin';
siteprefix='/usr/local';
- vendorprefix='/usr/local'; usevendorprefix='define';
-
- # Where to put modules.
- privlib='/System/Library/Perl';
- sitelib='/Library/Perl';
- vendorlib='/Network/Library/Perl';
+ # We don't want /usr/bin/HEAD issues.
+ sitebin='/usr/local/bin';
+ sitescript='/usr/local/bin';
+ installusrbinperl='define'; # You knew what you were doing.
+ privlib="/System/Library/Perl/${version}";
+ sitelib="/Library/Perl/${version}";
+ vendorprefix='/';
+ usevendorprefix='define';
+ vendorbin='/usr/bin';
+ vendorscript='/usr/bin';
+ vendorlib="/Network/Library/Perl/${version}";
+ # 4BSD uses ${prefix}/share/man, not ${prefix}/man.
+ man1dir='/usr/share/man/man1';
+ man3dir='/usr/share/man/man3';
+ # But users' installs shouldn't touch the system man pages.
+ # Transient obsoleted style.
+ siteman1='/usr/local/share/man/man1';
+ siteman3='/usr/local/share/man/man3';
+ # New style.
+ siteman1dir='/usr/local/share/man/man1';
+ siteman3dir='/usr/local/share/man/man3';
+ ;;
+ *) # Anything else; use non-system directories, use Configure defaults
;;
esac
-# 4BSD uses ${prefix}/share/man, not ${prefix}/man.
-man1dir="${prefix}/share/man/man1";
-man3dir="${prefix}/share/man/man3";
-
##
# Tool chain settings
##
# nm works.
usenm='true';
-# Optimize.
-if [ "x$optimize" = 'x' ]; then
- optimize='-O3'
+case "$optimize" in
+'')
+# Optimizing for size also mean less resident memory usage on the part
+# of Perl. Apple asserts that this is a more important optimization than
+# saving on CPU cycles. Given that memory speed has not increased at
+# pace with CPU speed over time (on any platform), this is probably a
+# reasonable assertion.
+if [ -z "${optimize}" ]; then
+ case "`${cc:-gcc} -v 2>&1`" in
+ *"gcc version 3."*) optimize='-Os' ;;
+ *) optimize='-O3' ;;
+ esac
+else
+ optimize='-O3'
fi
+;;
+esac
# -pipe: makes compilation go faster.
-# -fno-common: we don't like commons. Common symbols are not allowed
-# in MH_DYLIB binaries, which is what libperl.dylib is. You will fail
-# to link without that option, unless you otherwise eliminate all commons
-# by, for example, initializing all globals.
-# --Fred Sánchez
-ccflags="${ccflags} -pipe -fno-common"
+# -fno-common because common symbols are not allowed in MH_DYLIB
+# -DPERL_DARWIN: apparently the __APPLE__ is not sanctioned by Apple
+# as the way to differentiate Mac OS X. (The official line is that
+# *no* cpp symbol does differentiate Mac OS X.)
+ccflags="${ccflags} -pipe -fno-common -DPERL_DARWIN"
# At least on Darwin 1.3.x:
#
# seems to work. INT64_MIN seems to be similarly broken.
# -- Nicholas Clark, Ken Williams, and Edward Moy
#
-ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN"
+# This seems to have been fixed since at least Mac OS X 10.1.3,
+# stdint.h defining INT32_MIN as (-INT32_MAX-1)
+# -- Edward Moy
+#
+case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
+ *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
+esac
-# cpp-precomp is problematic.
-cppflags='-traditional-cpp';
+# Avoid Apple's cpp precompiler, better for extensions
+cppflags="${cppflags} -no-cpp-precomp"
+
+# This is necessary because perl's build system doesn't
+# apply cppflags to cc compile lines as it should.
+ccflags="${ccflags} ${cppflags}"
+
+# Known optimizer problems.
+case "`cc -v 2>&1`" in
+ *"3.1 20020105"*) toke_cflags='optimize=""' ;;
+esac
# Shared library extension is .dylib.
# Bundle extension is .bundle.
dlext='bundle';
dlsrc='dl_dyld.xs'; usedl='define';
cccdlflags=' '; # space, not empty, because otherwise we get -fpic
-ldflags="${ldflags} -flat_namepace"
-lddlflags="${ldflags} -bundle -undefined suppress";
+# Perl bundles do not expect two-level namespace, added in Darwin 1.4.
+# But starting from perl 5.8.1/Darwin 7 the default is the two-level.
+case "$osvers" in
+1.[0-3].*)
+ lddlflags="${ldflags} -bundle -undefined suppress"
+ ;;
+1.*)
+ ldflags="${ldflags} -flat_namespace"
+ lddlflags="${ldflags} -bundle -undefined suppress"
+ ;;
+[2-6].*)
+ ldflags="${ldflags} -flat_namespace"
+ lddlflags="${ldflags} -bundle -undefined suppress"
+ ;;
+*) lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
+ case "$ld" in
+ *MACOSX_DEVELOPMENT_TARGET*) ;;
+ *) ld="MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
+ esac
+ ;;
+esac
ldlibpthname='DYLD_LIBRARY_PATH';
-useshrplib='true';
+
+# useshrplib=true results in much slower startup times.
+# 'false' is the default value. Use Configure -Duseshrplib to override.
+
+cat > UU/archname.cbu <<'EOCBU'
+# This script UU/archname.cbu will get 'called-back' by Configure
+# after it has otherwise determined the architecture name.
+case "$ldflags" in
+*"-flat_namespace"*) ;; # Backward compat, be flat.
+# If we are using two-level namespace, we will munge the archname to show it.
+*) archname="${archname}-2level" ;;
+esac
+EOCBU
##
# System libraries
# vfork works
usevfork='true';
-# malloc works
-usemymalloc='n';
-
-##
-# Build process
-##
+# our malloc works (but allow users to override)
+case "$usemymalloc" in
+'') usemymalloc='n' ;;
+esac
# Locales aren't feeling well.
LC_ALL=C; export LC_ALL;
LANG=C; export LANG;
-# Case-insensitive filesystems don't get along with Makefile and
-# makefile in the same place. Since Darwin uses GNU make, this dodges
-# the problem.
-firstmakefile=GNUmakefile;
-
#
# The libraries are not threadsafe as of OS X 10.1.
-# Better stop now.
#
# Fix when Apple fixes libc.
#
-case "$usethreads$useithreads$use5005threads" in
-*define*)
-cat <<EOM >&4
+case "$usethreads$useithreads" in
+ *define*)
+ case "$osvers" in
+ [12345].*) cat <<EOM >&4
+
+
+
+*** Warning, there might be problems with your libraries with
+*** regards to threading. The test ext/threads/t/libc.t is likely
+*** to fail.
-*** You do not have threadsafe libraries, I cannot use threads.
-*** Cannot continue, aborting.
EOM
- exit 1
- ;;
+ ;;
+ *) usereentrant='define';;
+ esac
+
esac
+
+# Fink can install a GDBM library that claims to have the ODBM interfaces
+# but Perl dynaloader cannot for some reason use that library. We don't
+# really need ODBM_FIle, though, so let's just hint ODBM away.
+i_dbm=undef;
+
+##
+# Build process
+##
+
+# Case-insensitive filesystems don't get along with Makefile and
+# makefile in the same place. Since Darwin uses GNU make, this dodges
+# the problem.
+firstmakefile=GNUmakefile;