##
# 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}"
+
+# Pretend that Darwin doesn't know about those system calls [perl #24122]
+d_setregid='undef'
+d_setreuid='undef'
+d_setrgid='undef'
+d_setruid='undef'
+
+# 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
-'')
- 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';
-
+ ;;
+'/usr') # We are building/replacing the built-in perl
+ prefix='/';
+ installprefix='/';
+ bin='/usr/bin';
+ siteprefix='/usr/local';
+ # 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.
- # Don't put man pages in ${prefix}/lib; that's goofy.
- man1dir="${prefix}/share/man/man1";
- man3dir="${prefix}/share/man/man3";
-
- # Where to put modules.
- # Built-in perl uses /System/Library/Perl
- privlib='/Library/Perl';
- sitelib='/Library/Perl';
- vendorlib='/Network/Library/Perl';
+ man1dir='/usr/share/man/man1';
+ man3dir='/usr/share/man/man3';
+ # But users' installs shouldn't touch the system man pages.
+ # Transient obsoleted style.
+ siteman1='/usr/local/share/man/man1';
+ siteman3='/usr/local/share/man/man3';
+ # New style.
+ siteman1dir='/usr/local/share/man/man1';
+ siteman3dir='/usr/local/share/man/man3';
+ ;;
+ *) # Anything else; use non-system directories, use Configure defaults
;;
esac
# nm works.
usenm='true';
-# Libc is in libsystem.
-#libc='/usr/lib/libSystem.dylib';
-
-# Optimize.
-if [ "x$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 "`${cc:-gcc} -v 2>&1`" in
+ *"gcc version 3."*) optimize='-Os' ;;
+ *) optimize='-O3' ;;
+ esac
+else
+ optimize='-O3'
fi
+;;
+esac
-# XXX Unclear why we require -pipe and -fno-common here.
-ccflags="${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="${ccflags} -fno-common -DPERL_DARWIN"
# At least on Darwin 1.3.x:
#
# seems to work. INT64_MIN seems to be similarly broken.
# -- Nicholas Clark, Ken Williams, and Edward Moy
#
-ccflags="${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
+
+# Avoid Apple's cpp precompiler, better for extensions
+cppflags="${cppflags} -no-cpp-precomp"
-# cpp-precomp is problematic.
-cppflags='-traditional-cpp';
+# This is necessary because perl's build system doesn't
+# apply cppflags to cc compile lines as it should.
+ccflags="${ccflags} ${cppflags}"
+
+# Known optimizer problems.
+case "`cc -v 2>&1`" in
+ *"3.1 20020105"*) toke_cflags='optimize=""' ;;
+esac
# Shared library extension is .dylib.
# Bundle extension is .bundle.
ld='cc';
so='dylib';
dlext='bundle';
-dlsrc='dl_dyld.xs'; usedl='define';
-cccdlflags=' '; # space, not empty, because otherwise we get -fpic
-lddlflags="${ldflags} -bundle -undefined suppress";
+usedl='define';
+
+# 10.4 can use dlopen.
+# 10.4 broke poll().
+case "$osvers" in
+[1-7].*)
+ dlsrc='dl_dyld.xs';
+ ;;
+*)
+ dlsrc='dl_dlopen.xs';
+ d_poll='undef';
+ i_poll='undef';
+ ;;
+esac
+
+case "$ccdlflags" in # If passed in from command line, presume user knows best
+'')
+ cccdlflags=' '; # space, not empty, because otherwise we get -fpic
+;;
+esac
+
+# 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="env 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="${archname}-2level" ;;
+esac
+EOCBU
+
+# 64-bit addressing support. Currently strictly experimental. DFD 2005-06-06
+case "$use64bitall" in
+$define|true|[yY]*)
+case "$osvers" in
+[1-7].*)
+ cat <<EOM >&4
+
+
+
+*** 64-bit addressing is not supported for Mac OS X versions
+*** below 10.4 ("Tiger") or Darwin versions below 8. Please try
+*** again without -Duse64bitall. (-Duse64bitint will work, however.)
+
+EOM
+ exit 1
+ ;;
+*)
+ case "$osvers" in
+ 8.*)
+ cat <<EOM >&4
+
+
+
+*** Perl 64-bit addressing support is experimental for Mac OS X
+*** 10.4 ("Tiger") and Darwin version 8. System V IPC is disabled
+*** due to problems with the 64-bit versions of msgctl, semctl,
+*** and shmctl. You should also expect the following test failures:
+***
+*** ext/threads/shared/t/wait (threaded builds only)
+
+EOM
+
+ [ "$d_msgctl" ] || d_msgctl='undef'
+ [ "$d_semctl" ] || d_semctl='undef'
+ [ "$d_shmctl" ] || d_shmctl='undef'
+ ;;
+ esac
+
+ case `uname -p` in
+ powerpc) arch=ppc64 ;;
+ i386) arch=x86_64 ;;
+ *) cat <<EOM >&4
+
+*** Don't recognize processor, can't specify 64 bit compilation.
+
+EOM
+ ;;
+ esac
+ for var in ccflags cppflags ld ldflags
+ do
+ eval $var="\$${var}\ -arch\ $arch"
+ done
+
+ ;;
+esac
+;;
+esac
##
# System libraries
# vfork works
usevfork='true';
-# malloc works
-usemymalloc='n';
+# malloc wrap works
+case "$usemallocwrap" in
+'') usemallocwrap='define' ;;
+esac
-##
-# Build process
-##
+# our malloc works (but allow users to override)
+case "$usemymalloc" in
+'') usemymalloc='n' ;;
+esac
+# However sbrk() returns -1 (failure) somewhere in lib/unicore/mktables at
+# around 14M, so we need to use system malloc() as our sbrk()
+malloc_cflags='ccflags="-DUSE_PERL_SBRK -DPERL_SBRK_VIA_MALLOC $ccflags"'
# Locales aren't feeling well.
LC_ALL=C; export LC_ALL;
+LANG=C; export LANG;
+
+#
+# The libraries are not threadsafe as of OS X 10.1.
+#
+# Fix when Apple fixes libc.
+#
+case "$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.
+
+EOM
+ ;;
+ *) 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;
+
+# Configure doesn't detect ranlib on Tiger properly.
+# NeilW says this should be acceptable on all darwin versions.
+ranlib='ranlib'
+
+##
+# Build process
+##
# Case-insensitive filesystems don't get along with Makefile and
# makefile in the same place. Since Darwin uses GNU make, this dodges