539 lines
16 KiB
Bash
539 lines
16 KiB
Bash
##
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# Darwin (Mac OS) hints
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# Wilfredo Sanchez <wsanchez@wsanchez.net>
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##
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##
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# Paths
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##
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# Configure hasn't figured out the version number yet. Bummer.
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perl_revision=`awk '/define[ ]+PERL_REVISION/ {print $3}' $src/patchlevel.h`
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perl_version=`awk '/define[ ]+PERL_VERSION/ {print $3}' $src/patchlevel.h`
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perl_subversion=`awk '/define[ ]+PERL_SUBVERSION/ {print $3}' $src/patchlevel.h`
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version="${perl_revision}.${perl_version}.${perl_subversion}"
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# Pretend that Darwin doesn't know about those system calls in Tiger
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# (10.4/darwin 8) and earlier [perl #24122]
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case "$osvers" in
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[1-8].*)
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d_setregid='undef'
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d_setreuid='undef'
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d_setrgid='undef'
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d_setruid='undef'
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;;
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esac
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# finite() deprecated in 10.9, use isfinite() instead.
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case "$osvers" in
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[1-8].*) ;;
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*) d_finite='undef' ;;
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esac
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# This was previously used in all but causes three cases
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# (no -Ddprefix=, -Dprefix=/usr, -Dprefix=/some/thing/else)
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# but that caused too much grief.
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# vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
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case "$darwin_distribution" in
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$define) # We are building/replacing the built-in perl
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prefix='/usr';
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installprefix='/usr';
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bin='/usr/bin';
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siteprefix='/usr/local';
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# We don't want /usr/bin/HEAD issues.
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sitebin='/usr/local/bin';
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sitescript='/usr/local/bin';
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installusrbinperl='define'; # You knew what you were doing.
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privlib="/System/Library/Perl/${version}";
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sitelib="/Library/Perl/${version}";
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vendorprefix='/';
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usevendorprefix='define';
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vendorbin='/usr/bin';
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vendorscript='/usr/bin';
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vendorlib="/Network/Library/Perl/${version}";
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# 4BSD uses ${prefix}/share/man, not ${prefix}/man.
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man1dir='/usr/share/man/man1';
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man3dir='/usr/share/man/man3';
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# But users' installs shouldn't touch the system man pages.
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# Transient obsoleted style.
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siteman1='/usr/local/share/man/man1';
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siteman3='/usr/local/share/man/man3';
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# New style.
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siteman1dir='/usr/local/share/man/man1';
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siteman3dir='/usr/local/share/man/man3';
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;;
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esac
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##
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# Tool chain settings
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##
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# Since we can build fat, the archname doesn't need the processor type
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archname='darwin';
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# nm isn't known to work after Snow Leopard and XCode 4; testing with OS X 10.5
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# and Xcode 3 shows a working nm, but pretending it doesn't work produces no
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# problems.
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usenm='false';
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case "$optimize" in
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'')
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# Optimizing for size also mean less resident memory usage on the part
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# of Perl. Apple asserts that this is a more important optimization than
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# saving on CPU cycles. Given that memory speed has not increased at
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# pace with CPU speed over time (on any platform), this is probably a
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# reasonable assertion.
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if [ -z "${optimize}" ]; then
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case "`${cc:-gcc} -v 2>&1`" in
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*"gcc version 3."*) optimize='-Os' ;;
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*) optimize='-O3' ;;
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esac
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else
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optimize='-O3'
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fi
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;;
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esac
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# -fno-common because common symbols are not allowed in MH_DYLIB
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# -DPERL_DARWIN: apparently the __APPLE__ is not sanctioned by Apple
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# as the way to differentiate Mac OS X. (The official line is that
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# *no* cpp symbol does differentiate Mac OS X.)
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ccflags="${ccflags} -fno-common -DPERL_DARWIN"
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# At least on Darwin 1.3.x:
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#
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# # define INT32_MIN -2147483648
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# int main () {
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# double a = INT32_MIN;
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# printf ("INT32_MIN=%g\n", a);
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# return 0;
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# }
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# will output:
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# INT32_MIN=2.14748e+09
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# Note that the INT32_MIN has become positive.
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# INT32_MIN is set in /usr/include/stdint.h by:
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# #define INT32_MIN -2147483648
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# which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
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# seems to work. INT64_MIN seems to be similarly broken.
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# -- Nicholas Clark, Ken Williams, and Edward Moy
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#
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# This seems to have been fixed since at least Mac OS X 10.1.3,
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# stdint.h defining INT32_MIN as (-INT32_MAX-1)
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# -- Edward Moy
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#
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if test -f /usr/include/stdint.h; then
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case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
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*-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
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esac
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fi
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# Avoid Apple's cpp precompiler, better for extensions
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if [ "X`echo | ${cc} -no-cpp-precomp -E - 2>&1 >/dev/null`" = "X" ]; then
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cppflags="${cppflags} -no-cpp-precomp"
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# This is necessary because perl's build system doesn't
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# apply cppflags to cc compile lines as it should.
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ccflags="${ccflags} ${cppflags}"
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fi
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# Known optimizer problems.
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case "`cc -v 2>&1`" in
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*"3.1 20020105"*) toke_cflags='optimize=""' ;;
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esac
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# Shared library extension is .dylib.
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# Bundle extension is .bundle.
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so='dylib';
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dlext='bundle';
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usedl='define';
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# 10.4 can use dlopen.
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# 10.4 broke poll().
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case "$osvers" in
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[1-7].*)
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dlsrc='dl_dyld.xs';
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;;
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*)
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dlsrc='dl_dlopen.xs';
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d_poll='undef';
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i_poll='undef';
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;;
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esac
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case "$ccdlflags" in # If passed in from command line, presume user knows best
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'')
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cccdlflags=' '; # space, not empty, because otherwise we get -fpic
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;;
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esac
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# Allow the user to override ld, but modify it as necessary below
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case "$ld" in
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'') case "$cc" in
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# If the cc is explicitly something else than cc (or empty),
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# set the ld to be that explicitly something else. Conversely,
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# if the cc is 'cc' (or empty), set the ld to be 'cc'.
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cc|'') ld='cc';;
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*) ld="$cc" ;;
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esac
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;;
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esac
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# From http://ftp.netbsd.org/pub/pkgsrc/current/pkgsrc/mk/platform/Darwin.mk
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# and https://trac.macports.org/wiki/XcodeVersionInfo
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# and https://trac.macports.org/wiki/UsingTheRightCompiler
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# and https://gist.github.com/yamaya/2924292
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# and http://opensource.apple.com/source/clang/
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#
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# Note that Xcode gets updates on older systems sometimes, and in
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# general that the OS levels and XCode levels are not synchronized
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# since new releases of XCode usually support both some new and some
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# old OS releases.
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#
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# Note that Apple hijacks the clang preprocessor symbols __clang_major__
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# and __clang_minor__ so they cannot be used (easily) to detect the
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# actual clang release. For example:
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#
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# "Yosemite 10.10.x 14.x.y 6.3 (clang 3.6 as 6.1/602.0.49)"
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#
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# means that the Xcode 6.3 provided the clang 6.3 but called it 6.1
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# (__clang_major__, __clang_minor__) and in addition the preprocessor
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# symbol __apple_build_version__ was 6020049.
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#
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# Codename OS Kernel Xcode
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#
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# Cheetah 10.0.x 1.3.1
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# Puma 10.1 1.4.1
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# 10.1.x 5.x.y
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# Jaguar 10.2.x 6.x.y
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# Panther 10.3.x 7.x.y
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# Tiger 10.4.x 8.x.y 2.0 (gcc4 4.0.0)
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# 2.2 (gcc4 4.0.1)
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# 2.2.1 (gcc 3.3)
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# 2.5 ?
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# Leopard 10.5.x 9.x.y 3.0 (gcc 4.0.1 default)
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# 3.1 (gcc 4.2.1)
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# Snow Leopard 10.6.x 10.x.y 3.2 (llvm gcc 4.2, clang 2.3 as 1.0)
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# 3.2.1 (clang 1.0.1 as 1.0.1/24)
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# 3.2.2 (clang 1.0.2 as 1.0.2/32)
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# 3.2.3 (clang 1.5 as 1.5/60)
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# 4.0.1 (clang 2.9 as 2.0/138)
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# Lion 10.7.x 11.x.y 4.1 (llvm gcc 4.2.1, clang 3.0 as 2.1/163.7.1)
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# 4.2 (clang 3.0 as 3.0/211.10.1)
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# 4.3.3 (clang 3.1 as 3.1/318.0.61)
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# 4.4 (clang 3.1 as 4.0/421.0.57)
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# Mountain Lion 10.8.x 12.x.y 4.5 (clang 3.1 as 4.1/421.11.65, real gcc removed, there is gcc but it's really clang)
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# 4.6 (clang 3.2 as 4.2/425.0.24)
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# 5.0 (clang 3.3 as 5.0/500.2.75)
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# 5.1 (clang 3.4 as 5.1/503.0.38)
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# 5.1.1 (clang 3.4 as 5.1/503.0.40)
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# Mavericks 10.9.x 13.x.y 6.0.1 (clang 3.5 as 6.0/600.0.51)
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# 6.1 (clang 3.5 as 6.0/600.0.54)
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# 6.1.1 (clang 3.5 as 6.0/600.0.56)
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# 6.2 (clang 3.5 as 6.0/600.0.57)
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# Yosemite 10.10.x 14.x.y 6.3 (clang 3.6 as 6.1/602.0.49)
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# 6.3.1 (clang 3.6 as 6.1/602.0.49)
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# 6.3.2 (clang 3.6 as 6.1/602.0.53)
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# El Capitan 10.11.x 15.x.y 7.0 (clang 3.7 as 7.0/700.0.72)
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# 7.1 (clang 3.7 as 7.0/700.1.76)
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# 7.2 (clang 3.7 as 7.0.2/700.1.81)
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# 7.2.1 (clang 3.7 as 7.0.2/700.1.81)
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# 7.3 (clang 3.8 as 7.3.0/703.0.29)
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# Sierra 10.12.x 16.x.y 8.0.0 (clang 3.8 as 8.0/800.0.38)
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#
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# Processors Supported
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#
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# PowerPC (PPC): 10.0.x - 10.5.8 (final 10.5.x)
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# PowerPC via Rosetta: 10.4.4 - 10.6.8 (final 10.6.x)
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# IA-32: 10.4.4 - 10.6.8 (though still supported on x86-64)
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# x86-64: 10.4.7 - current
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# MACOSX_DEPLOYMENT_TARGET selects the minimum OS level we want to support
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#
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# It is needed for OS releases before 10.6.
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#
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# https://developer.apple.com/library/mac/documentation/DeveloperTools/Conceptual/cross_development/Configuring/configuring.html
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#
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# If it is set, we also propagate its value to ccflags and ldflags
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# using the -mmacosx-version-min flag. If it is not set, we use
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# the OS X release as the min value for the flag.
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# Adds "-mmacosx-version-min=$2" to "$1" unless it already is there.
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add_macosx_version_min () {
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local v
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eval "v=\$$1"
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case " $v " in
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*"-mmacosx-version-min"*)
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echo "NOT adding -mmacosx-version-min=$2 to $1 ($v)" >&4
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;;
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*) echo "Adding -mmacosx-version-min=$2 to $1" >&4
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eval "$1='$v -mmacosx-version-min=$2'"
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;;
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esac
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}
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# Perl bundles do not expect two-level namespace, added in Darwin 1.4.
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# But starting from perl 5.8.1/Darwin 7 the default is the two-level.
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case "$osvers" in # Note: osvers is the kernel version, not the 10.x
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1.[0-3].*) # OS X 10.0.x
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lddlflags="${ldflags} -bundle -undefined suppress"
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;;
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1.*) # OS X 10.1
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ldflags="${ldflags} -flat_namespace"
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lddlflags="${ldflags} -bundle -undefined suppress"
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;;
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[2-6].*) # OS X 10.1.x - 10.2.x (though [2-4] never existed publicly)
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ldflags="${ldflags} -flat_namespace"
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lddlflags="${ldflags} -bundle -undefined suppress"
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;;
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[7-9].*) # OS X 10.3.x - 10.5.x
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lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
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case "$ld" in
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*MACOSX_DEPLOYMENT_TARGET*) ;;
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*) ld="env MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
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esac
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;;
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*) # OS X 10.6.x - current
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# The MACOSX_DEPLOYMENT_TARGET is not needed,
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# but the -mmacosx-version-min option is always used.
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# We now use MACOSX_DEPLOYMENT_TARGET, if set, as an override by
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# capturing its value and adding it to the flags.
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case "$MACOSX_DEPLOYMENT_TARGET" in
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10.*)
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add_macosx_version_min ccflags $MACOSX_DEPLOYMENT_TARGET
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add_macosx_version_min ldflags $MACOSX_DEPLOYMENT_TARGET
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;;
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'')
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# Empty MACOSX_DEPLOYMENT_TARGET is okay.
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;;
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*)
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cat <<EOM >&4
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*** Unexpected MACOSX_DEPLOYMENT_TARGET=$MACOSX_DEPLOYMENT_TARGET
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***
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*** Please either set it to 10.something, or to empty.
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EOM
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exit 1
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;;
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esac
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# Keep the prodvers leading whitespace (Configure magic).
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# Cannot use $osvers here since that is the kernel version.
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# sw_vers output what we want
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# "ProductVersion: 10.10.5" "10.10"
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# "ProductVersion: 10.11" "10.11"
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prodvers=`sw_vers|awk '/^ProductVersion:/{print $2}'|awk -F. '{print $1"."$2}'`
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case "$prodvers" in
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10.*)
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add_macosx_version_min ccflags $prodvers
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add_macosx_version_min ldflags $prodvers
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;;
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*)
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cat <<EOM >&4
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*** Unexpected product version $prodvers.
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***
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*** Try running sw_vers and see what its ProductVersion says.
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EOM
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exit 1
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esac
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# The X in 10.X
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prodvers_minor=$(echo $prodvers|awk -F. '{print $2}')
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# macOS (10.12) deprecated syscall().
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if [ "$prodvers_minor" -ge 12 ]; then
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d_syscall='undef'
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# If deploying to pre-10.12, suppress Time::HiRes's detection of the system clock_gettime()
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case "$MACOSX_DEPLOYMENT_TARGET" in
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10.[6-9]|10.10|10.11)
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ccflags="$ccflags -Werror=partial-availability -D_DARWIN_FEATURE_CLOCK_GETTIME=0"
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;;
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*)
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;;
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esac
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fi
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lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
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;;
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esac
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ldlibpthname='DYLD_LIBRARY_PATH';
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# useshrplib=true results in much slower startup times.
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# 'false' is the default value. Use Configure -Duseshrplib to override.
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cat > UU/archname.cbu <<'EOCBU'
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# This script UU/archname.cbu will get 'called-back' by Configure
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# after it has otherwise determined the architecture name.
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case "$ldflags" in
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*"-flat_namespace"*) ;; # Backward compat, be flat.
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# If we are using two-level namespace, we will munge the archname to show it.
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*) archname="${archname}-2level" ;;
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esac
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EOCBU
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# 64-bit addressing support. Currently strictly experimental. DFD 2005-06-06
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case "$use64bitall" in
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$define|true|[yY]*)
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case "$osvers" in
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[1-7].*)
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cat <<EOM >&4
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*** 64-bit addressing is not supported for Mac OS X versions
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*** below 10.4 ("Tiger") or Darwin versions below 8. Please try
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*** again without -Duse64bitall. (-Duse64bitint will work, however.)
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EOM
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exit 1
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;;
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*)
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case "$osvers" in
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8.*)
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cat <<EOM >&4
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*** Perl 64-bit addressing support is experimental for Mac OS X
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*** 10.4 ("Tiger") and Darwin version 8. System V IPC is disabled
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*** due to problems with the 64-bit versions of msgctl, semctl,
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*** and shmctl. You should also expect the following test failures:
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***
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*** ext/threads-shared/t/wait (threaded builds only)
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EOM
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[ "$d_msgctl" ] || d_msgctl='undef'
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[ "$d_semctl" ] || d_semctl='undef'
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[ "$d_shmctl" ] || d_shmctl='undef'
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;;
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esac
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case `uname -p` in
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powerpc) arch=ppc64 ;;
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i386) arch=x86_64 ;;
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*) cat <<EOM >&4
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*** Don't recognize processor, can't specify 64 bit compilation.
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EOM
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;;
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esac
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for var in ccflags cppflags ld ldflags
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do
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eval $var="\$${var}\ -arch\ $arch"
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done
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;;
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esac
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;;
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esac
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##
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# System libraries
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##
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# vfork works
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usevfork='true';
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# malloc wrap works
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case "$usemallocwrap" in
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'') usemallocwrap='define' ;;
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esac
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# our malloc works (but allow users to override)
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case "$usemymalloc" in
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'') usemymalloc='n' ;;
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esac
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# However sbrk() returns -1 (failure) somewhere in lib/unicore/mktables at
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# around 14M, so we need to use system malloc() as our sbrk()
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#
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# sbrk() in Darwin deprecated since Mavericks (10.9), it still exists
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# in Yosemite (10.10) but that is just an emulation, and fails for
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# allocations beyond 4MB. One should use e.g. mmap instead (or system
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# malloc, as suggested above, that but is kind of backward).
|
|
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'
|
|
|
|
# Catch MacPorts gcc/g++ extra libdir
|
|
case "$($cc -v 2>&1)" in
|
|
*"MacPorts gcc"*) loclibpth="$loclibpth /opt/local/lib/libgcc" ;;
|
|
esac
|
|
|
|
##
|
|
# Build process
|
|
##
|
|
|
|
# Case-insensitive filesystems don't get along with Makefile and
|
|
# makefile in the same place. Since Darwin uses GNU make, this dodges
|
|
# the problem.
|
|
firstmakefile=GNUmakefile;
|
|
|
|
# Parts of the system call setenv(), in particular in an atfork handler.
|
|
# This causes problems when the child tries to clean up environ[], so
|
|
# let libc manage environ[].
|
|
cat >> config.over <<'EOOVER'
|
|
if test "$d_unsetenv" = "$define" -a \
|
|
`expr "$ccflags" : '.*-DPERL_USE_SAFE_PUTENV'` -eq 0; then
|
|
ccflags="$ccflags -DPERL_USE_SAFE_PUTENV"
|
|
fi
|
|
EOOVER
|
|
|
|
# if you use a newer toolchain before OS X 10.9 these functions may be
|
|
# incorrectly detected, so disable them
|
|
# OS X 10.10.x corresponds to kernel 14.x
|
|
case "$osvers" in
|
|
[1-9].*|1[0-3].*)
|
|
d_linkat=undef
|
|
d_openat=undef
|
|
d_renameat=undef
|
|
d_unlinkat=undef
|
|
d_fchmodat=undef
|
|
;;
|
|
esac
|
|
|
|
# mkostemp() was autodetected as present but found to not be linkable
|
|
# on 15.6.0. Unknown what other OS versions are affected.
|
|
d_mkostemp=undef
|