X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/e30a8c0c6e0087de01552c4bf69ced9f4f2756db..0c8d50175e8fc59ffe16de8607996905f18a8b28:/README.macosx diff --git a/README.macosx b/README.macosx index c26eb0f..0501b1f 100644 --- a/README.macosx +++ b/README.macosx @@ -4,18 +4,29 @@ designed to be readable as is. =head1 NAME -README.macosx - Perl under Mac OS X +perlmacosx - Perl under Mac OS X =head1 SYNOPSIS -This document briefly describes perl under Mac OS X. +This document briefly describes Perl under Mac OS X. + curl http://www.cpan.org/src/perl-5.12.3.tar.gz > perl-5.12.3.tar.gz + tar -xzf perl-5.12.3.tar.gz + cd perl-5.12.3 + ./Configure -des -Dprefix=/usr/local/ + make + make test + sudo make install =head1 DESCRIPTION -The latest Perl release (5.8.8 as of this writing) builds without changes -under Mac OS X. Under 10.3 "Panther" and newer OS versions, all self-tests -pass, and all standard features are supported. +The latest Perl release (5.12.3 as of this writing) builds without changes +under all versions of Mac OS X from 10.3 "Panther" onwards. + +In order to build your own version of Perl you will need 'make' +this is part of the Apples developer tools (you only need the 'unix tools'), +usually supplied with Mac OS install DVDs. You do not need the latest +version of Xcode (which is now charged for) in order to install make. Earlier Mac OS X releases (10.2 "Jaguar" and older) did not include a completely thread-safe libc, so threading is not fully supported. Also, @@ -69,12 +80,49 @@ for creating a universal binary: -Aldflags="-arch i686 -arch ppc -Wl,-syslibroot,$SDK" \ -de +In Leopard (MacOSX 10.5.6 at the time of this writing) you must use the 10.5 SDK: + + export SDK=/Developer/SDKs/MacOSX10.5.sdk + +You can use the same compiler flags you would use with the 10.4u SDK. + Keep in mind that these compiler and linker settings will also be used when building CPAN modules. For XS modules to be compiled as a universal binary, any libraries it links to must also be universal binaries. The system libraries that Apple includes with the 10.4u SDK are all universal, but user-installed libraries may need to be re-installed as universal binaries. +=head2 64-bit PPC support + +Follow the instructions in F to build perl with support for 64-bit +integers (C) or both 64-bit integers and 64-bit addressing +(C). In the latter case, the resulting binary will run only +on G5-based hosts. + +Support for 64-bit addressing is experimental: some aspects of Perl may be +omitted or buggy. Note the messages output by F for further +information. Please use C to submit a problem report in the +event that you encounter difficulties. + +When building 64-bit modules, it is your responsibility to ensure that linked +external libraries and frameworks provide 64-bit support: if they do not, +module building may appear to succeed, but attempts to use the module will +result in run-time dynamic linking errors, and subsequent test failures. +You can use C to discover the architectures supported by a library: + + $ file libgdbm.3.0.0.dylib + libgdbm.3.0.0.dylib: Mach-O fat file with 2 architectures + libgdbm.3.0.0.dylib (for architecture ppc): Mach-O dynamically linked shared library ppc + libgdbm.3.0.0.dylib (for architecture ppc64): Mach-O 64-bit dynamically linked shared library ppc64 + +Note that this issue precludes the building of many Macintosh-specific CPAN +modules (C), as the required Apple frameworks do not provide PPC64 +support. Similarly, downloads from Fink or Darwinports are unlikely to provide +64-bit support; the libraries must be rebuilt from source with the appropriate +compiler and linker flags. For further information, see Apple's +I<64-Bit Transition Guide> at +L. + =head2 libperl and Prebinding Mac OS X ships with a dynamically-loaded libperl, but the default for @@ -88,7 +136,7 @@ need to go to a great deal of effort to obtain the information needed for pre-binding. You can override the default and build a shared libperl if you wish -(S), but the load time on pre-10.4 OS +(S), but the load time on pre-10.4 OS releases will be greater than either the static library, or Apple's pre-bound dynamic library. @@ -142,35 +190,10 @@ but remember that there's a startup cost to pay in that case (see above Starting with Tiger (Mac OS X 10.4), Apple shipped broken locale files for the eu_ES locale (Basque-Spain). In previous releases of Perl, this resulted in -failures in the C test. These failures have been supressed +failures in the F test. These failures have been suppressed in the current release of Perl by making the test ignore the broken locale. If you need to use the eu_ES locale, you should contact Apple support. -=head2 MacPerl - -Quite a bit has been written about MacPerl, the Perl distribution for -"Classic MacOS" - that is, versions 9 and earlier of MacOS. Because it -runs in environment that's very different from that of UNIX, many things -are done differently in MacPerl. Modules are installed using a different -procedure, Perl itself is built differently, path names are different, -etc. - -From the perspective of a Perl programmer, Mac OS X is more like a -traditional UNIX than Classic MacOS. If you find documentation that -refers to a special procedure that's needed for MacOS that's drastically -different from the instructions provided for UNIX, the MacOS -instructions are quite often intended for MacPerl on Classic MacOS. In -that case, the correct procedure on Mac OS X is usually to follow the -UNIX instructions, rather than the MacPerl instructions. - - -=head2 Carbon - -MacPerl ships with a number of modules that are used to access the -classic MacOS toolbox. Many of these modules have been updated to use -Mac OS X's newer "Carbon" toolbox, and are available from CPAN in the -"Mac::Carbon" module. - =head2 Cocoa @@ -212,7 +235,7 @@ You can find them for example by After this you can either copy Perl from your operating system media (you will need at least the /System/Library/Perl and /usr/bin/perl), or rebuild Perl from the source code with C NOTE: the C<-Dprefix=/usr> to replace the system Perl +-Duseshrplib> NOTE: the C<-Dprefix=/usr> to replace the system Perl works much better with Perl 5.8.1 and later, in Perl 5.8.0 the settings were not quite right. @@ -230,4 +253,4 @@ Emontbriand@apple.comE. =head1 DATE -Last modified 2005-11-07. +Last modified 2006-02-24.