diff options
Diffstat (limited to 'README.os2')
| -rw-r--r-- | README.os2 | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/README.os2 b/README.os2 index 4cef16f0aa..667423c382 100644 --- a/README.os2 +++ b/README.os2 @@ -290,6 +290,9 @@ There are also endless possibilities to use I<executable extensions> of *nixish shell (like F<sh.exe> supplied in the binary distribution), you need to follow the syntax specified in L<perlrun/"Switches">. +Note that B<-S> switch enables a search with additional extensions +F<.cmd>, F<.btm>, F<.bat>, F<.pl> as well. + =head2 Starting OS/2 (and DOS) programs under Perl This is what system() (see L<perlfunc/system>), C<``> (see @@ -1082,8 +1085,13 @@ eventually). =item -Since L<flock(3)> is present in EMX, but is not functional, the same is -true for perl. Here is the list of things which may be "broken" on +Since L<flock(3)> is present in EMX, but is not functional, it is +emulated by perl. To disable the emulations, set environment variable +C<USE_PERL_FLOCK=0>. + +=item + +Here is the list of things which may be "broken" on EMX (from EMX docs): =over @@ -1099,7 +1107,7 @@ L<sock_init(3)> is not required and not implemented. =item * -L<flock(3)> is not yet implemented (dummy function). +L<flock(3)> is not yet implemented (dummy function). (Perl has a workaround.) =item * @@ -1155,6 +1163,12 @@ a dummy implementation. C<os2_stat> special-cases F</dev/tty> and F</dev/con>. +=item C<flock> + +Since L<flock(3)> is present in EMX, but is not functional, it is +emulated by perl. To disable the emulations, set environment variable +C<USE_PERL_FLOCK=0>. + =back =head1 Perl flavors @@ -1334,6 +1348,12 @@ memory handling code is buggy. Specific for EMX port. Gives the directory part of the location for F<sh.exe>. +=head2 C<USE_PERL_FLOCK> + +Specific for EMX port. Since L<flock(3)> is present in EMX, but is not +functional, it is emulated by perl. To disable the emulations, set +environment variable C<USE_PERL_FLOCK=0>. + =head2 C<TMP> or C<TEMP> Specific for EMX port. Used as storage place for temporary files, most |