X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=README.epoc;h=6c6256569d314ab3219b2b65e0782ad0bb832fed;hb=48cf72c85711f1650a96caf8dc746a297ee2bd06;hp=2ff36fd8f9b10bf6e390f64e4aa5042a79573776;hpb=146174a91a192983720a158796dc066226ad0e55;p=p5sagit%2Fp5-mst-13.2.git diff --git a/README.epoc b/README.epoc index 2ff36fd..6c62565 100644 --- a/README.epoc +++ b/README.epoc @@ -1,27 +1,26 @@ -===================================================================== -Perl 5 README file for the EPOC operating system. -===================================================================== +If you read this file _as_is_, just ignore the funny characters you +see. It is written in the POD format (see pod/perlpod.pod) which is +specially designed to be readable as is. -Olaf Flebbe -http://www.linuxstart.com/~oflebbe/perl/perl5.html -2000-01-08 +=head1 NAME + +README.epoc - Perl for EPOC -===================================================================== -Introduction -===================================================================== +=head1 SYNOPSIS + +Perl 5 README file for the EPOC operating system. + +=head1 INTRODUCTION EPOC is a OS for palmtops and mobile phones. For more informations look at: http://www.symbian.com/ -This is a port of Perl version 5.005_63 to EPOC. It runs on the Perl -Series 5, Series 5mx. I have no reports about the Psion Revo, the -Ericcson (??) and the Psion NetBook. I only have acess to an Series 5. - -Features are left out, because of restrictions of the POSIX support. +This is a port of perl to EPOC. It runs on the Psion Series 5, 5mx, +5mx Pro, Psion Revo and on the Ericson M128. I have no report about +the Psion Netbook or the S7. For information about this hardware +please refer to http://www.psion.com. -===================================================================== -Installation/Usage -===================================================================== +=head1 INSTALLING PERL ON EPOC You will need ~4MB free space in order to install and run perl. @@ -33,17 +32,17 @@ left out unicode support modules and modules which will not work with this version. (For details look into epoc/createpkg.pl). If you like to use them, you are free to copy them from a current perl release. -Copy eshell.exe from the same page you got perl to your EPOC device. -Start eshell.exe with a double tap. +Get ESHELL from symbian: +http://developer.epocworld.com/downloads/progs/Eshell.zip Now you can enter: perl -de 0 in order to run the perl debugger. If you are leaving perl, you get into the system screen. You have to -switch back manually to eshell.exe When perl is running, you will see +switch back manually to ESHELL. When perl is running, you will see a task with the name STDOUT in the task list. -====================================================================== -IO Redirection -====================================================================== +=head1 USING PERL ON EPOC + +=head2 IO Redirection You can redirect the output with the UNIX bourne shell syntax (this is built into perl rather then eshell) For instance the following command @@ -52,114 +51,154 @@ stdout_file, the errors to stderr_file and input from stdin_file. perl test.pl >stdout_file stderr_file -Alternativly you can use 2>&1 in order to add the standard error +Alternatively you can use 2>&1 in order to add the standard error output to stdout. -====================================================================== -PATH Names -====================================================================== +=head2 PATH Names + +ESHELL looks for executables in ?:/System/Programs. The SIS file +installs perl in this special folder directory. The default drive and +path are the same as folder the executable resides. The EPOC +filesystem is case-preserving, not case-sensitive. -Pathnames to executables in eshell.exe have to be written with -backslashes '\', file arguments to perl with slashes '/'. The default -drive of perl is the same as the drive perl.exe is located on, the -default path seems to be '/'. +EPOC uses the ?: syntax for establishing a search order: First in C: (RAM), +then on D: (CF Card) and last in Z: (ROM). -i.e. command lines look a little bit funny: +The perl @INC search path is now implemented with '?:'. Your perl +executable can now live on a different drive than the perl library or +even your scripts. -D:\perl.exe C:/test.pl >C:/output.txt +ESHELL paths have to be written with backslashes '\', file arguments +to perl with slashes '/'. Remember that I/O redirection is done +internally in perl, so please use slashes for redirects. + +perl.exe C:/test.pl >C:/output.txt You can automatically search for file on all EPOC drives with a ? as -the driver letter. For instance ?:\a.txt seraches for C:\a.txt, +the driver letter. For instance ?:\a.txt searches for C:\a.txt, D:\b.txt (and Z:\a.txt). -====================================================================== -Editors -====================================================================== +=head2 Editors + +A suitable text-editor can be downloaded +from symbian http://developer.epocworld.com/downloads/progs/Editor.zip + +=head2 Features + +The built-in function EPOC::getcwd returns the current directory. + +=head2 Restrictions + +Features are left out, because of restrictions of the POSIX support in +EPOC: + +=over 4 + +=item * + +backquoting, pipes etc. -You may have a problem to create perl scripts. A cumbersome workaround -is to use the OPL Editor and exporting to text. +=item * -The OPL+ Editor is quite good. (Shareware: http://www.twiddlebit.com) -There is a port of vim around: - http://www.starship.freeserve.co.uk/index.html +system() does not inherit ressources like: file descriptors, +environment etc. -====================================================================== -Restrictions -====================================================================== +=item * -The following things are left out of this perl port: +signal, kill, alarm. Do not try to use them. This may be +impossible to implement on EPOC. -+ backquoting, pipes etc. +=item * -+ system() does not inherit ressources like: file descriptors, - environment etc. +select is missing. -+ signal, kill, alarm. Do not try to use them. This may be - impossible to implement on EPOC. +=item * -+ select is missing. +binmode does not exist. (No CR LF to LF translation for text files) -+ binmode does not exist. (No CR LF to LF translation for text files) +=item * -+ EPOC does not handle the notion of current drive and current - directory very well (i.e. not at all, but it tries hard to emulate - one) See PATH. +EPOC does not handle the notion of current drive and current +directory very well (i.e. not at all, but it tries hard to emulate +one) See PATH. -+ sockets seems to work now! +=item * -+ You need the shell eshell.exe in order to run perl.exe and supply - it with arguments. +You need the shell eshell.exe in order to run perl.exe and supply +it with arguments. -+ Heap is limited to 4MB. +=item * -=================================================================== -Compiling Perl 5 on the EPOC cross compiling envionment. -=================================================================== +Heap is limited to 4MB. + +=back + +=head2 Compiling Perl 5 on the EPOC cross compiling environment Sorry, this is far too short. - You will need the C++ SDK from http://developer.epocworld.com/. +=over 4 + +=item * + +You will need the C++ SDK from http://developer.epocworld.com/. + +=item * + +You will need to set up the cross SDK from +http://www.science-computing.de/o.flebbe/sdk + +=item * + +You may have to adjust config.sh (cc, cppflags) for your epoc +install location. + +=item * - You will need to set up the cross SDK from - http://www.linuxstart.com/~oflebbe +You may have to adjust config.sh for your cross SDK location - You may have to adjust config.sh (cc, cppflags) for your epoc - install location. +=item * - You may have to adjust config.sh for your cross SDK location +Get the Perl sources from your nearest CPAN site. - Get the Perl sources from your nearest CPAN site. +=item * - Unpack the sources. +Unpack the sources. + +=item * + +Build a native perl from this sources... - Build a native miniperl... cp epoc/* . - for i in *.SH ; do - sh $i - done - make perl + ./Configure -S + make perl.a cp miniperl.native miniperl make perl - perl linkit perlmain.o lib/auto/DynaLoader/DynaLoader.a \ - lib/auto/Data/Dumper.a \ + make ext/Errno/pm_to_blib + perl link.pl perlmain.o lib/auto/DynaLoader/DynaLoader.a \ + lib/auto/Data/Dumper/Dumper.a \ lib/auto/File/Glob/Glob.a lib/auto/IO/IO.a \ - lib/auto/Socket/Socket.a perl.a `cat ext.libs` + lib/auto/Socket/Socket.a \ + lib/auto/Fcntl/Fcntl.a lib/auto/Sys/Hostname/Hostname.a \ + perl.a `cat ext.libs` perl createpkg.pl - wine "G:/bin/makesis perl.pkg perl.sis" + wine G:/bin/makesis perl.pkg perl.sis + +=back -==================================================================== -TODO -==================================================================== +=head1 SUPPORT STATUS + +I'm offering this port "as is". You can ask me questions, but I can't +guarantee I'll be able to answer them. + +=head1 AUTHOR + +Olaf Flebbe +http://members.linuxstart.com/~oflebbe/perl/perl5.html -- Get the HTTPD::* working (Hey, It worked the first time for me!) -- Threads ? -- Acess to the GUI? +=head1 LAST UPDATE -==================================================================== -Support Status -==================================================================== +2000-09-18 -I'm offering this port "as is". You can ask me questions, but I can't -guarantee I'll be able to answer them; I don't know much about Perl -internals myself; +=cut