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-rw-r--r--xpp/perl_modules/Dahdi.pm20
1 files changed, 15 insertions, 5 deletions
diff --git a/xpp/perl_modules/Dahdi.pm b/xpp/perl_modules/Dahdi.pm
index fa5955a..e17b939 100644
--- a/xpp/perl_modules/Dahdi.pm
+++ b/xpp/perl_modules/Dahdi.pm
@@ -32,7 +32,11 @@ hardware and loaded Dahdi devices.
}
=cut
-my $proc_base = "/proc/dahdi";
+our $virt_base;
+our $proc_dahdi_base;
+our $proc_xpp_base;
+our $proc_usb_base;
+our $sys_base;
=head1 spans()
@@ -43,10 +47,9 @@ Returns a list of span objects, ordered by span number.
sub spans() {
my @spans;
- -d $proc_base or return ();
- foreach my $zfile (glob "$proc_base/*") {
- $zfile =~ s:$proc_base/::;
- next unless ($zfile =~ /^\d+$/);
+ -d $proc_dahdi_base or return ();
+ foreach my $zfile (glob "$proc_dahdi_base/*") {
+ next unless ($zfile =~ m{^$proc_dahdi_base/\d+$});
my $span = Dahdi::Span->new($zfile);
push(@spans, $span);
}
@@ -54,6 +57,13 @@ sub spans() {
return @spans;
}
+=head1 ENVIRONMENT
+
+If C<DAHDI_VIRT_TOP> is set in the environment, it will be considered
+as a path to a directory that holds a dump (copy) of all the required
+files from /proc and /sys . You can generate that directory using the
+script C<build_tools/dump_sys_state> .
+
=head1 SEE ALSO
Span objects: L<Dahdi::Span>.