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diff --git a/README.epoc b/README.epoc index 88d2e5ed83..2ff36fd8f9 100644 --- a/README.epoc +++ b/README.epoc @@ -1,42 +1,49 @@ -================================================= +===================================================================== Perl 5 README file for the EPOC operating system. -================================================== +===================================================================== Olaf Flebbe <o.flebbe@gmx.de> -http://www.linuxstart.com/~oflebbe/perl/perl.html -1999-11-01 +http://www.linuxstart.com/~oflebbe/perl/perl5.html +2000-01-08 +===================================================================== Introduction ------------- +===================================================================== -This is a port of Perl version 5.005_62 to EPOC. +EPOC is a OS for palmtops and mobile phones. For more informations look at: +http://www.symbian.com/ -There are many features left out, because of restrictions of the POSIX -support in the SDK. +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. +===================================================================== Installation/Usage ------------------- +===================================================================== -You will need ~4MB free space in order to run perl. +You will need ~4MB free space in order to install and run perl. -Install perl.sis on the EPOC machine (most likely a PSION Series -5). If you do not know how to do that, you are on your own. You may -have to use a CF Card in order to work with perl. The perl debugger -uses more then 1.5 MB additional RAM. The heap is limited to 2 MB. +Install perl.sis on the EPOC machine (most likely a PSION Series 5, +5mx). If you do not know how to do that, you are on your own. -Perl itself and its standard library are using 1.7MB disk space. I -left out UTF support and modules which will not work with this -version. (For details look into epoc/createpkg.pl). +Perl itself and its standard library are using 2.5 MB disk space. I +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 to the same location as perl. Start eshell.exe with a -double click. +Copy eshell.exe from the same page you got perl to your EPOC device. +Start eshell.exe with a double tap. Now you can enter: perl -de 0 in order to run the perl debugger. If -you are leaving perl, you have to switch back manually to eshell.exe -(With Ctrl-System or the button in the upper right corner of the -System screen.) When perl is running, you will see a task with the -name STDOUT in the task list. +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 +a task with the name STDOUT in the task list. + +====================================================================== +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 @@ -45,88 +52,113 @@ stdout_file, the errors to stderr_file and input from stdin_file. perl test.pl >stdout_file <stdin_file 2>stderr_file -Alternativly you can use 2>&1 in order to add the standard error output to -stdout. +Alternativly you can use 2>&1 in order to add the standard error +output to stdout. + +====================================================================== +PATH Names +====================================================================== 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 -is the path perl.exe is / (???). +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 '/'. i.e. command lines look a little bit funny: D:\perl.exe C:/test.pl >C:/output.txt -In order to use Getopt::Long you have to autosplit this module by hand: run +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, +D:\b.txt (and Z:\a.txt). -\perl.exe \autosplit.pl in order to create the necessary files. +====================================================================== +Editors +====================================================================== You may have a problem to create perl scripts. A cumbersome workaround is to use the OPL Editor and exporting to text. -Problems --------- +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 + +====================================================================== +Restrictions +====================================================================== -The following known problems exist: +The following things are left out of this perl port: -1) no support for system, backquoting, pipes etc. One cannot exec a - different process. ++ backquoting, pipes etc. -2) no signals, kill, alarm. Do not try to use them. This may be - impossible to implement on EPOC. ++ system() does not inherit ressources like: file descriptors, + environment etc. -3) select is missing. ++ signal, kill, alarm. Do not try to use them. This may be + impossible to implement on EPOC. -4) binmode does not exist. (No CR LF to LF translation for text files) ++ select is missing. -5) Only a stub Config.pm ++ binmode does not exist. (No CR LF to LF translation for text files) -6) 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) ++ 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. -7) sockets may hardly of any use. ++ sockets seems to work now! -8) 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. +=================================================================== Compiling Perl 5 on the EPOC cross compiling envionment. --------------------------------------------------------- +=================================================================== -0. You will need the C++ SDK from - http://developer.epocworld.com/. Install it on a separate - drive. +Sorry, this is far too short. -1. Get the Perl sources from your nearest CPAN site. - Unpack the sources of perl5.005_60 in the epoc development drive. - -2. Copy all files in the directory perl5.005_60/epoc to perl5.005_60. + You will need the C++ SDK from http://developer.epocworld.com/. -3. Check the perl.mmp file: It should have the correct locations for - project und subproject (see step 1) + You will need to set up the cross SDK from + http://www.linuxstart.com/~oflebbe -4. Change to the EPOC development drive and run - makmake perl marm - nmake -f perl.marm - makesis perl.pkg perl5.005.sis + You may have to adjust config.sh (cc, cppflags) for your epoc + install location. -5. Beam the perl5.005.sis to the Psion5, install and enjoy! + You may have to adjust config.sh for your cross SDK location -You can use epoc\createpkg.pl to generate a new perl.pkg file. + Get the Perl sources from your nearest CPAN site. + Unpack the sources. -Wish List ---------- + Build a native miniperl... + cp epoc/* . + for i in *.SH ; do + sh $i + done + make perl + cp miniperl.native miniperl + make perl + perl linkit perlmain.o lib/auto/DynaLoader/DynaLoader.a \ + lib/auto/Data/Dumper.a \ + lib/auto/File/Glob/Glob.a lib/auto/IO/IO.a \ + lib/auto/Socket/Socket.a perl.a `cat ext.libs` + perl createpkg.pl + wine "G:/bin/makesis perl.pkg perl.sis" -- Implement an OPX to get rid of eshell.exe. -- Implement system(), in order to run the tests. +==================================================================== +TODO +==================================================================== -- Implement getprotcolbyname() and relatives. +- Get the HTTPD::* working (Hey, It worked the first time for me!) +- Threads ? +- Acess to the GUI? +==================================================================== 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; I don't know much about Perl |