Profile of Config.pm

Filename	/usr/lib/perl/5.18/Config.pm
Statements	Executed 92 statements in 1.04ms

Subroutines
Calls	P	F	Exclusive Time	Inclusive Time	Subroutine
1	1	1	2.73ms	2.95ms	Config::::AUTOLOADConfig::AUTOLOAD
5	5	5	70µs	70µs	Config::::importConfig::import
17	12	5	66µs	3.08ms	Config::::FETCHConfig::FETCH
1	1	1	13µs	27µs	Config::::BEGIN@9Config::BEGIN@9
1	1	1	9µs	14µs	Config::::BEGIN@10Config::BEGIN@10
1	1	1	8µs	20µs	Config::::BEGIN@47Config::BEGIN@47
1	1	1	7µs	37µs	Config::::BEGIN@11Config::BEGIN@11
1	1	1	2µs	2µs	Config::::TIEHASHConfig::TIEHASH
0	0	0	0s	0s	Config::::DESTROYConfig::DESTROY

Call graph for these subroutines as a Graphviz dot language file.

Line	State ments	Time on line	Calls	Time in subs	Code
1					# This file was created by configpm when Perl was built. Any changes
2					# made to this file will be lost the next time perl is built.
3
4					# for a description of the variables, please have a look at the
5					# Glossary file, as written in the Porting folder, or use the url:
6					# http://perl5.git.perl.org/perl.git/blob/HEAD:/Porting/Glossary
7
8					package Config;
9	2	29µs	2	41µs	# spent 27µs (13+14) within Config::BEGIN@9 which was called: # once (13µs+14µs) by local::lib::BEGIN@11 at line 9 use strict; # spent 27µs making 1 call to Config::BEGIN@9 # spent 14µs making 1 call to strict::import
10	2	28µs	2	19µs	# spent 14µs (9+5) within Config::BEGIN@10 which was called: # once (9µs+5µs) by local::lib::BEGIN@11 at line 10 use warnings; # spent 14µs making 1 call to Config::BEGIN@10 # spent 5µs making 1 call to warnings::import
11	2	165µs	2	67µs	# spent 37µs (7+30) within Config::BEGIN@11 which was called: # once (7µs+30µs) by local::lib::BEGIN@11 at line 11 use vars '%Config', '$VERSION'; # spent 37µs making 1 call to Config::BEGIN@11 # spent 30µs making 1 call to vars::import
12
13	1	700ns			$VERSION = "5.018002";
14
15					# Skip @Config::EXPORT because it only contains %Config, which we special
16					# case below as it's not a function. @Config::EXPORT won't change in the
17					# lifetime of Perl 5.
18	1	4µs			my %Export_Cache = (myconfig => 1, config_sh => 1, config_vars => 1,
19					config_re => 1, compile_date => 1, local_patches => 1,
20					bincompat_options => 1, non_bincompat_options => 1,
21					header_files => 1);
22
23	1	800ns			@Config::EXPORT = qw(%Config);
24	1	3µs			@Config::EXPORT_OK = keys %Export_Cache;
25
26					# Need to stub all the functions to make code such as print Config::config_sh
27					# keep working
28
29					sub bincompat_options;
30					sub compile_date;
31					sub config_re;
32					sub config_sh;
33					sub config_vars;
34					sub header_files;
35					sub local_patches;
36					sub myconfig;
37					sub non_bincompat_options;
38
39					# Define our own import method to avoid pulling in the full Exporter:
40					# spent 70µs within Config::import which was called 5 times, avg 14µs/call: # once (28µs+0s) by Storable::CAN_FLOCK at line 81 of Storable.pm # once (11µs+0s) by DynaLoader::BEGIN@21 at line 21 of DynaLoader.pm # once (10µs+0s) by local::lib::BEGIN@11 at line 11 of local/lib.pm # once (10µs+0s) by Moo::_Utils::BEGIN@17 at line 17 of Moo/_Utils.pm # once (10µs+0s) by File::Copy::BEGIN@14 at line 14 of File/Copy.pm sub import {
41	5	2µs			shift;
42	5	9µs			@_ = @Config::EXPORT unless @_;
43
44	5	10µs			my @funcs = grep $_ ne '%Config', @_;
45	5	4µs			my $export_Config = @funcs < @_ ? 1 : 0;
46
47	2	361µs	2	32µs	# spent 20µs (8+12) within Config::BEGIN@47 which was called: # once (8µs+12µs) by local::lib::BEGIN@11 at line 47 no strict 'refs'; # spent 20µs making 1 call to Config::BEGIN@47 # spent 12µs making 1 call to strict::unimport
48	5	7µs			my $callpkg = caller(0);
49	5	7µs			foreach my $func (@funcs) {
50					die qq{"$func" is not exported by the Config module\n}
51					unless $Export_Cache{$func};
52					*{$callpkg.'::'.$func} = \&{$func};
53					}
54
55	5	22µs			*{"$callpkg\::Config"} = \%Config if $export_Config;
56	5	30µs			return;
57					}
58
59	1	36µs	1	5µs	die "Perl lib version (5.18.2) doesn't match executable '$0' version ($])" # spent 5µs making 1 call to version::(bool
60					unless $^V;
61
62	1	10µs	1	5µs	$^V eq 5.18.2 # spent 5µs making 1 call to version::(cmp
63					or die "Perl lib version (5.18.2) doesn't match executable '$0' version (" .
64					sprintf("v%vd",$^V) . ")";
65
66					# spent 3.08ms (66µs+3.02) within Config::FETCH which was called 17 times, avg 181µs/call: # 3 times (6µs+0s) by base::import at line 39 of DynaLoader.pm, avg 2µs/call # 3 times (6µs+0s) by local::lib::_env_list_value at line 409 of local/lib.pm, avg 2µs/call # 2 times (9µs+0s) by File::Copy::copy at line 138 of File/Copy.pm, avg 5µs/call # once (29µs+3.02ms) by Storable::CAN_FLOCK at line 82 of Storable.pm # once (4µs+0s) by Moo::BEGIN@4 at line 113 of Moo/_Utils.pm # once (2µs+0s) by local::lib::setup_local_lib_for at line 239 of local/lib.pm # once (2µs+0s) by base::import at line 60 of DynaLoader.pm # once (2µs+0s) by base::import at line 61 of DynaLoader.pm # once (2µs+0s) by base::import at line 58 of DynaLoader.pm # once (2µs+0s) by local::lib::_env_list_value at line 410 of local/lib.pm # once (1µs+0s) by base::import at line 62 of DynaLoader.pm # once (1µs+0s) by local::lib::setup_local_lib_for at line 243 of local/lib.pm sub FETCH {
67	17	8µs			my($self, $key) = @_;
68
69					# check for cached value (which may be undef so we use exists not defined)
70	17	85µs	1	2.95ms	return exists $self->{$key} ? $self->{$key} : $self->fetch_string($key); # spent 2.95ms making 1 call to Config::AUTOLOAD
71					}
72
73					# spent 2µs within Config::TIEHASH which was called: # once (2µs+0s) by local::lib::BEGIN@11 at line 86 sub TIEHASH {
74	1	4µs			bless $_[1], $_[0];
75					}
76
77					sub DESTROY { }
78
79					# spent 2.95ms (2.73+219µs) within Config::AUTOLOAD which was called: # once (2.73ms+219µs) by Config::FETCH at line 70 sub AUTOLOAD {
80	1	159µs			require 'Config_heavy.pl';
81	1	23µs	2	15µs	goto \&launcher unless $Config::AUTOLOAD =~ /launcher$/; # spent 11µs making 1 call to Config::launcher # spent 4µs making 1 call to Config::CORE:match
82					die "&Config::AUTOLOAD failed on $Config::AUTOLOAD";
83					}
84
85					# tie returns the object, so the value returned to require will be true.
86	1	29µs	1	2µs	tie %Config, 'Config', { # spent 2µs making 1 call to Config::TIEHASH
87					archlibexp => '/usr/lib/perl/5.18',
88					archname => 'x86_64-linux-gnu-thread-multi',
89					cc => 'cc',
90					d_readlink => 'define',
91					d_symlink => 'define',
92					dlext => 'so',
93					dlsrc => 'dl_dlopen.xs',
94					dont_use_nlink => undef,
95					exe_ext => '',
96					inc_version_list => '5.18.1',
97					intsize => '4',
98					ldlibpthname => 'LD_LIBRARY_PATH',
99					libpth => '/usr/local/lib /lib/x86_64-linux-gnu /lib/../lib /usr/lib/x86_64-linux-gnu /usr/lib/../lib /lib /usr/lib',
100					osname => 'linux',
101					osvers => '3.13.0-79-generic',
102					path_sep => ':',
103					privlibexp => '/usr/share/perl/5.18',
104					scriptdir => '/usr/bin',
105					sitearchexp => '/usr/local/lib/perl/5.18.2',
106					sitelibexp => '/usr/local/share/perl/5.18.2',
107					so => 'so',
108					useithreads => 'define',
109					usevendorprefix => 'define',
110					version => '5.18.2',
111					};