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|
##
# Darwin (Mac OS) hints
# 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
'') # Default install; use non-system directories
prefix='/usr/local';
siteprefix='/usr/local';
;;
'/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 ${prefix}/man.
man1dir='/usr/share/man/man1';
man3dir='/usr/share/man/man3';
# But users' installs shouldn't touch the system man pages.
# Transient obsoleted style.
siteman1='/usr/local/share/man/man1';
siteman3='/usr/local/share/man/man3';
# New style.
siteman1dir='/usr/local/share/man/man1';
siteman3dir='/usr/local/share/man/man3';
;;
*) # Anything else; use non-system directories, use Configure defaults
;;
esac
##
# Tool chain settings
##
# Since we can build fat, the archname doesn't need the processor type
archname='darwin';
# nm works.
usenm='true';
case "$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
# -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="${ccflags} -fno-common -DPERL_DARWIN"
# At least on Darwin 1.3.x:
#
# # define INT32_MIN -2147483648
# int main () {
# double a = INT32_MIN;
# printf ("INT32_MIN=%g\n", a);
# return 0;
# }
# will output:
# INT32_MIN=2.14748e+09
# Note that the INT32_MIN has become positive.
# INT32_MIN is set in /usr/include/stdint.h by:
# #define INT32_MIN -2147483648
# which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
# seems to work. INT64_MIN seems to be similarly broken.
# -- Nicholas Clark, Ken Williams, and Edward Moy
#
# This seems to have been fixed since at least Mac OS X 10.1.3,
# stdint.h defining INT32_MIN as (-INT32_MAX-1)
# -- Edward Moy
#
case "$(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"
# This is necessary because perl's build system doesn't
# apply cppflags to cc compile lines as it should.
ccflags="${ccflags} ${cppflags}"
# Known optimizer problems.
case "`cc -v 2>&1`" in
*"3.1 20020105"*) toke_cflags='optimize=""' ;;
esac
# Shared library extension is .dylib.
# Bundle extension is .bundle.
ld='cc';
so='dylib';
dlext='bundle';
dlsrc='dl_dyld.xs'; usedl='define';
cccdlflags=' '; # space, not empty, because otherwise we get -fpic
# Perl bundles do not expect two-level namespace, added in Darwin 1.4.
# But starting from perl 5.8.1/Darwin 7 the default is the two-level.
case "$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 ${ld}" ;;
esac
;;
esac
ldlibpthname='DYLD_LIBRARY_PATH';
# useshrplib=true results in much slower startup times.
# 'false' is the default value. Use Configure -Duseshrplib to override.
cat > UU/archname.cbu <<'EOCBU'
# This script UU/archname.cbu will get 'called-back' by Configure
# after it has otherwise determined the architecture name.
case "$ldflags" in
*"-flat_namespace"*) ;; # Backward compat, be flat.
# If we are using two-level namespace, we will munge the archname to show it.
*) archname="${archname}-2level" ;;
esac
EOCBU
##
# System libraries
##
# vfork works
usevfork='true';
# malloc wrap works
case "$usemallocwrap" in
'') usemallocwrap='define' ;;
esac
# our malloc works (but allow users to override)
case "$usemymalloc" in
'') usemymalloc='n' ;;
esac
# Locales aren't feeling well.
LC_ALL=C; export LC_ALL;
LANG=C; export LANG;
#
# The libraries are not threadsafe as of OS X 10.1.
#
# Fix when Apple fixes libc.
#
case "$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;
##
# 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;
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