X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=README.posix-bc;h=3ae711da9e8cbe517d5885ac1355d614ee0224be;hb=23f3aea032e3289acf8e6a178372c27e8e03f4a0;hp=1105f671b6ff6a0a9f36be5bff922dd86370bc78;hpb=ee8c7f5465f003860e2347a2946abacac39bd9b9;p=p5sagit%2Fp5-mst-13.2.git diff --git a/README.posix-bc b/README.posix-bc index 1105f67..3ae711d 100644 --- a/README.posix-bc +++ b/README.posix-bc @@ -1,28 +1,43 @@ -This is a first ported perl for the POSIX subsystem in BS2000 VERSION -'V121', OSD V3.1, POSIX Shell V03.1A55. It may work on other -versions, but that's the one we've tested it on. +This document is written in pod format hence there are punctuation +characters in in odd places. Do not worry, you've apparently got the +ASCII->EBCDIC translation worked out correctly. You can read more +about pod in pod/perlpod.pod or the short summary in the INSTALL file. + +=head1 NAME + +README.posix-bc - building and installing Perl for BS2000 POSIX. + +=head1 SYNOPSIS + +This document will help you Configure, build, test and install Perl +on BS2000 in the POSIX subsystem. + +=head1 DESCRIPTION + +This is a ported perl for the POSIX subsystem in BS2000 VERSION OSD +V3.1A. It may work on other versions, but that's the one we've tested +it on. You may need the following GNU programs in order to install perl: -gzip: +=head2 gzip We used version 1.2.4, which could be installed out of the box with one failure during 'make check'. -bison: +=head2 bison The yacc coming with BS2000 POSIX didn't work for us. So we had to use bison. We had to make a few changes to perl in order to use the pure (reentrant) parser of bison. We used version 1.25, but we had to add a few changes due to EBCDIC. - -UNPACKING: -========== +=head2 Unpacking To extract an ASCII tar archive on BS2000 POSIX you need an ASCII filesystem (we used the mountpoint /usr/local/ascii for this). Now -you extract the archive in the ASCII filesystem without I/O-conversion: +you extract the archive in the ASCII filesystem without +I/O-conversion: cd /usr/local/ascii export IO_CONVERSION=NO @@ -30,24 +45,20 @@ gunzip < /usr/local/src/perl.tar.gz | pax -r You may ignore the error message for the first element of the archive (this doesn't look like a tar archive / skipping to next file...), -it's only the directory which will be made anyway. +it's only the directory which will be created automatically anyway. After extracting the archive you copy the whole directory tree to your -EBCDIC filesystem. This time you use I/O-conversion: +EBCDIC filesystem. B: cd /usr/local/src IO_CONVERSION=YES cp -r /usr/local/ascii/perl5.005_02 ./ - -COMPILING: -========== +=head2 Compiling There is a "hints" file for posix-bc that specifies the correct values for most things. The major problem is (of course) the EBCDIC character -set. - -Configure did everything except the perl parser. +set. We have german EBCDIC version. Because of our problems with the native yacc we used GNU bison to generate a pure (=reentrant) parser for perly.y. So our yacc is @@ -85,16 +96,15 @@ We still use the normal yacc for a2p.y though!!! We made a softlink called byacc to distinguish between the two versions: ln -s /usr/bin/yacc /usr/local/bin/byacc - -We build perl using both GNU make and the native make. +We build perl using GNU make. We tried the native make once and it +worked too. -TESTING: -======== +=head2 Testing -We still got a few errors during 'make test'. Some of them are the -result of using bison. Bison prints 'parser error' instead of 'syntax -error', so we may ignore them. The following list shows +We still got a few errors during C. Some of them are the +result of using bison. Bison prints I instead of I, so we may ignore them. The following list shows our errors, your results may differ: op/numconvert.......FAILED tests 1409-1440 @@ -108,20 +118,45 @@ lib/complex.........FAILED tests 267, 487 lib/dumper..........FAILED tests 43, 45 Failed 11/231 test scripts, 95.24% okay. 57/10595 subtests failed, 99.46% okay. -INSTALLING: -=========== +=head2 Install We have no nroff on BS2000 POSIX (yet), so we ignored any errors while installing the documentation. -USING PERL: -=========== +=head2 Using Perl BS2000 POSIX doesn't support the shebang notation -('#!/usr/local/bin/perl'), so you have to use the following lines +(C<#!/usr/local/bin/perl>), so you have to use the following lines instead: : # use perl eval 'exec /usr/local/bin/perl -S $0 ${1+"$@"}' if $running_under_some_shell; + +=head1 AUTHORS + +Thomas Dorner + +=head1 SEE ALSO + +L, L. + +=head2 Mailing list + +The Perl Institute (http://www.perl.org/) maintains a perl-mvs mailing +list of interest to all folks building and/or using perl on EBCDIC +platforms. To subscribe, send a message of: + + subscribe perl-mvs + +to majordomo@perl.org. + +=head1 HISTORY + +This document was originally written by Thomas Dorner for the 5.005 +release of Perl. + +This document was podified for the 5.6 release of perl 11 July 2000. + +=cut