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package Carp;
our $VERSION = '1.11';
# this file is an utra-lightweight stub. The first time a function is
# called, Carp::Heavy is loaded, and the real short/longmessmess_jmp
# subs are installed
our $MaxEvalLen = 0;
our $Verbose = 0;
our $CarpLevel = 0;
our $MaxArgLen = 64; # How much of each argument to print. 0 = all.
our $MaxArgNums = 8; # How many arguments to print. 0 = all.
require Exporter;
our @ISA = ('Exporter');
our @EXPORT = qw(confess croak carp);
our @EXPORT_OK = qw(cluck verbose longmess shortmess);
our @EXPORT_FAIL = qw(verbose); # hook to enable verbose mode
# if the caller specifies verbose usage ("perl -MCarp=verbose script.pl")
# then the following method will be called by the Exporter which knows
# to do this thanks to @EXPORT_FAIL, above. $_[1] will contain the word
# 'verbose'.
sub export_fail { shift; $Verbose = shift if $_[0] eq 'verbose'; @_ }
# fixed hooks for stashes to point to
sub longmess { goto &longmess_jmp }
sub shortmess { goto &shortmess_jmp }
# these two are replaced when Carp::Heavy is loaded
sub longmess_jmp {
local($@, $!);
eval { require Carp::Heavy };
return $@ if $@;
goto &longmess_real;
}
sub shortmess_jmp {
local($@, $!);
eval { require Carp::Heavy };
return $@ if $@;
goto &shortmess_real;
}
sub croak { die shortmess @_ }
sub confess { die longmess @_ }
sub carp { warn shortmess @_ }
sub cluck { warn longmess @_ }
1;
__END__
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