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##
# Darwin (Mac OS) hints
# Wilfredo Sanchez <wsanchez@mit.edu>
##
##
# Paths
##
# BSD paths
case "$prefix" in
'')
# Default install; use non-system directories
prefix='/usr/local'; # Built-in perl uses /usr
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
siteprefix='/usr/local';
vendorprefix='/usr/local'; usevendorprefix='define';
# Where to put modules.
privlib='/System/Library/Perl';
sitelib='/Library/Perl';
vendorlib='/Network/Library/Perl';
;;
esac
# 4BSD uses ${prefix}/share/man, not ${prefix}/man.
man1dir="${prefix}/share/man/man1";
man3dir="${prefix}/share/man/man3";
##
# Tool chain settings
##
# Since we can build fat, the archname doesn't need the processor type
archname='darwin';
# nm works.
usenm='true';
# Optimize.
if [ "x$optimize" = 'x' ]; then
optimize='-O3'
fi
# -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="${ccflags} -pipe -fno-common"
# At least on Darwin 1.3.x:
#
# # define INT32_MIN -2147483648
# int main () {
# double a = INT32_MIN;
# printf ("INT32_MIN=%g\n", a);
# return 0;
# }
# will output:
# INT32_MIN=2.14748e+09
# Note that the INT32_MIN has become positive.
# INT32_MIN is set in /usr/include/stdint.h by:
# #define INT32_MIN -2147483648
# which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
# seems to work. INT64_MIN seems to be similarly broken.
# -- Nicholas Clark, Ken Williams, and Edward Moy
#
ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN"
# cppflags='-traditional-cpp';
# avoid Apple's cpp precompiler, better for extensions
cppflags="${cppflags} -no-cpp-precomp"
# and ccflags needs them aswell since we don't use cpp directly
ccflags="${ccflags} -no-cpp-precomp"
# 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
# ldflag: -flat_namespace is only available since OS X 10.1 (Darwin 1.4.1)
# - but not in 10.0.x (Darwin 1.3.x)
# -- Kay Roepke
case "$osvers" in
1.[0-3].*) ;;
*) ldflags="${ldflags} -flat_namespace" ;;
esac
lddlflags="${ldflags} -bundle -undefined suppress";
ldlibpthname='DYLD_LIBRARY_PATH';
useshrplib='true';
##
# System libraries
##
# vfork works
usevfork='true';
# malloc works
usemymalloc='n';
##
# Build process
##
# Locales aren't feeling well.
LC_ALL=C; export LC_ALL;
LANG=C; export LANG;
# Case-insensitive filesystems don't get along with Makefile and
# makefile in the same place. Since Darwin uses GNU make, this dodges
# the problem.
firstmakefile=GNUmakefile;
#
# The libraries are not threadsafe as of OS X 10.1.
#
# Fix when Apple fixes libc.
#
case "$usethreads$useithreads$use5005threads" in
*define*)
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
;;
esac
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