@EXPORT = qw(debiantag server_branch server_ref
stat_exists git_for_each_ref
$package_re $component_re $branchprefix
- initdebug enabledebug printdebug debugcmd
- $debugprefix $debug
+ initdebug enabledebug enabledebuglevel
+ printdebug debugcmd
+ $debugprefix *debuglevel *DEBUG
shellquote printcmd);
%EXPORT_TAGS = ( policyflags => [qw(NOFFCHECK FRESHREPO)] );
@EXPORT_OK = @{ $EXPORT_TAGS{policyflags} };
# calls $func->($objid,$objtype,$fullrefname,$reftail);
# $reftail is RHS of ref after refs/\w+/
# breaks if $pattern matches any ref `refs/blah' where blah has no `/'
- my $fh = new IO::File "-|", qw(git for-each-ref), $pattern or die $!;
- while (<$fh>) {
+ open GFER, "-|", qw(git for-each-ref), $pattern or die $!;
+ while (<GFER>) {
m#^(\w+)\s+(\w+)\s+(refs/\w+/(\S+))\s# or die "$_ ?";
$func->($1,$2,$3,$4);
}
- $!=0; $?=0; close $fh or die "$pattern $? $!";
+ $!=0; $?=0; close GFER or die "$pattern $? $!";
}
sub git_for_each_tag_referring ($$) {
}
our $debugprefix;
-our $debug = 0;
+our $debuglevel = 0;
sub initdebug ($) {
($debugprefix) = @_;
- open ::DEBUG, ">/dev/null" or die $!;
+ open DEBUG, ">/dev/null" or die $!;
}
sub enabledebug () {
- open ::DEBUG, ">&STDERR" or die $!;
- ::DEBUG->autoflush(1);
- $debug ||= 1;
+ open DEBUG, ">&STDERR" or die $!;
+ DEBUG->autoflush(1);
+ $debuglevel ||= 1;
+}
+
+sub enabledebuglevel ($) {
+ my ($newlevel) = @_; # may be undef (eg from env var)
+ die if $debuglevel;
+ $newlevel //= 0;
+ $newlevel += 0;
+ return unless $newlevel;
+ $debuglevel = $newlevel;
+ enabledebug();
}
sub printdebug {
- print ::DEBUG $debugprefix, @_ or die $! if $debug>0;
+ print DEBUG $debugprefix, @_ or die $! if $debuglevel>0;
}
sub shellquote {
local $_;
foreach my $a (@_) {
$_ = $a;
- if (m{[^-=_./0-9a-z]}i) {
+ if (!length || m{[^-=_./0-9a-z]}i) {
s{['\\]}{'\\$&'}g;
push @out, "'$_'";
} else {
sub debugcmd {
my $extraprefix = shift @_;
- printcmd(\*::DEBUG,$debugprefix.$extraprefix,@_) if $debug>0;
+ printcmd(\*DEBUG,$debugprefix.$extraprefix,@_) if $debuglevel>0;
}
1;