Profile of Config.pm

Filename	/usr/lib/perl/5.10/Config.pm
Statements	Executed 64 statements in 1.95ms

Subroutines
Calls	P	F	Exclusive Time	Inclusive Time	Subroutine
1	1	1	2.26ms	2.36ms	Config::::AUTOLOADConfig::AUTOLOAD
10	8	4	89µs	2.70ms	Config::::FETCHConfig::FETCH
3	3	3	79µs	79µs	Config::::importConfig::import
1	1	1	29µs	29µs	Config::::CORE:substConfig::CORE:subst (opcode)
1	1	1	28µs	28µs	Config::::CORE:packConfig::CORE:pack (opcode)
1	1	1	27µs	39µs	Config::::BEGIN@9Config::BEGIN@9
1	1	1	20µs	68µs	Config::::BEGIN@35Config::BEGIN@35
2	1	1	19µs	19µs	Config::::CORE:substcontConfig::CORE:substcont (opcode)
1	1	1	10µs	10µs	Config::::CORE:unpackConfig::CORE:unpack (opcode)
1	1	1	8µs	8µs	Config::::TIEHASHConfig::TIEHASH
1	1	1	2µs	2µs	Config::::CORE:matchConfig::CORE:match (opcode)
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	3	309µs	2	52µs	# spent 39µs (27+12) within Config::BEGIN@9 which was called: # once (27µs+12µs) by DynaLoader::BEGIN@24 at line 9 use strict; # spent 39µs making 1 call to Config::BEGIN@9 # spent 12µs making 1 call to strict::import
10					# use warnings; Pulls in Carp
11					# use vars pulls in Carp
12	1	3µs			@Config::EXPORT = qw(%Config);
13	1	2µs			@Config::EXPORT_OK = qw(myconfig config_sh config_vars config_re);
14
15					# Need to stub all the functions to make code such as print Config::config_sh
16					# keep working
17
18					sub myconfig;
19					sub config_sh;
20					sub config_vars;
21					sub config_re;
22
23	1	11µs			my %Export_Cache = map {($_ => 1)} (@Config::EXPORT, @Config::EXPORT_OK);
24
25	1	200ns			our %Config;
26
27					# Define our own import method to avoid pulling in the full Exporter:
28					# spent 79µs within Config::import which was called 3 times, avg 26µs/call: # once (41µs+0s) by DynaLoader::BEGIN@24 at line 24 of DynaLoader.pm # once (20µs+0s) by Time::Local::BEGIN@5 at line 5 of Time/Local.pm # once (18µs+0s) by Memoize::BEGIN@30 at line 30 of Memoize.pm sub import {
29	24	93µs			my $pkg = shift;
30					@_ = @Config::EXPORT unless @_;
31
32					my @funcs = grep $_ ne '%Config', @_;
33					my $export_Config = @funcs < @_ ? 1 : 0;
34
35	3	1.22ms	2	115µs	# spent 68µs (20+48) within Config::BEGIN@35 which was called: # once (20µs+48µs) by DynaLoader::BEGIN@24 at line 35 no strict 'refs'; # spent 68µs making 1 call to Config::BEGIN@35 # spent 48µs making 1 call to strict::unimport
36					my $callpkg = caller(0);
37					foreach my $func (@funcs) {
38					die sprintf qq{"%s" is not exported by the %s module\n},
39					$func, __PACKAGE__ unless $Export_Cache{$func};
40					*{$callpkg.'::'.$func} = \&{$func};
41					}
42
43					*{"$callpkg\::Config"} = \%Config if $export_Config;
44					return;
45					}
46
47	1	37µs	1	15µs	die "Perl lib version (5.10.1) doesn't match executable version ($])" # spent 15µs making 1 call to version::(bool
48					unless $^V;
49
50	1	14µs	1	7µs	$^V eq 5.10.1 # spent 7µs making 1 call to version::(cmp
51					or die "Perl lib version (5.10.1) doesn't match executable version (" .
52					sprintf("v%vd",$^V) . ")";
53
54					# spent 2.70ms (89µs+2.62) within Config::FETCH which was called 10 times, avg 270µs/call: # 3 times (32µs+2.47ms) by DBI::BEGIN@157 at line 42 of DynaLoader.pm, avg 835µs/call # once (18µs+88µs) by Memoize::memoize at line 73 of Memoize.pm # once (15µs+55µs) by LWP::UserAgent::BEGIN@12 at line 38 of Time/Local.pm # once (6µs+0s) by File::Path::BEGIN@6 at line 209 of Cwd.pm # once (6µs+0s) by DBI::BEGIN@157 at line 61 of DynaLoader.pm # once (5µs+0s) by DBI::BEGIN@157 at line 63 of DynaLoader.pm # once (4µs+0s) by DBI::BEGIN@157 at line 65 of DynaLoader.pm # once (4µs+0s) by DBI::BEGIN@157 at line 64 of DynaLoader.pm sub FETCH {
55	24	96µs			my($self, $key) = @_;
56
57					# check for cached value (which may be undef so we use exists not defined)
58					return $self->{$key} if exists $self->{$key};
59
60			4	2.56ms	return $self->fetch_string($key); # spent 2.36ms making 1 call to Config::AUTOLOAD # spent 196µs making 3 calls to Config::fetch_string, avg 65µs/call
61					}
62					# spent 8µs within Config::TIEHASH which was called: # once (8µs+0s) by DynaLoader::BEGIN@24 at line 75 sub TIEHASH {
63	1	11µs			bless $_[1], $_[0];
64					}
65
66					sub DESTROY { }
67
68					# spent 2.36ms (2.26+108µs) within Config::AUTOLOAD which was called: # once (2.26ms+108µs) by Config::FETCH at line 60 sub AUTOLOAD {
69	2	118µs			require 'Config_heavy.pl';
70			2	11µs	goto \&launcher unless $Config::AUTOLOAD =~ /launcher$/; # spent 9µs making 1 call to Config::launcher # spent 2µs making 1 call to Config::CORE:match
71					die "&Config::AUTOLOAD failed on $Config::AUTOLOAD";
72					}
73
74					# tie returns the object, so the value returned to require will be true.
75	1	38µs	1	8µs	tie %Config, 'Config', { # spent 8µs making 1 call to Config::TIEHASH
76					archlibexp => '/usr/lib/perl/5.10',
77					archname => 'x86_64-linux-gnu-thread-multi',
78					cc => 'cc',
79					d_readlink => 'define',
80					d_symlink => 'define',
81					dlsrc => 'dl_dlopen.xs',
82					dont_use_nlink => undef,
83					exe_ext => '',
84					inc_version_list => '5.10.0',
85					intsize => '4',
86					ldlibpthname => 'LD_LIBRARY_PATH',
87					libpth => '/usr/local/lib /lib /usr/lib /lib64 /usr/lib64',
88					osname => 'linux',
89					osvers => '3.2.0-4-amd64',
90					path_sep => ':',
91					privlibexp => '/usr/share/perl/5.10',
92					scriptdir => '/usr/bin',
93					sitearchexp => '/usr/local/lib/perl/5.10.1',
94					sitelibexp => '/usr/local/share/perl/5.10.1',
95					useithreads => 'define',
96					usevendorprefix => 'define',
97					version => '5.10.1',
98					};

					# spent 2µs within Config::CORE:match which was called: # once (2µs+0s) by Config::AUTOLOAD at line 70 sub Config::CORE:match; # opcode
					# spent 28µs within Config::CORE:pack which was called: # once (28µs+0s) by Config::AUTOLOAD at line 1197 of Config_heavy.pl sub Config::CORE:pack; # opcode
					# spent 29µs within Config::CORE:subst which was called: # once (29µs+0s) by Config::AUTOLOAD at line 1198 of Config_heavy.pl sub Config::CORE:subst; # opcode
					# spent 19µs within Config::CORE:substcont which was called 2 times, avg 10µs/call: # 2 times (19µs+0s) by Config::AUTOLOAD at line 1198 of Config_heavy.pl, avg 10µs/call sub Config::CORE:substcont; # opcode
					# spent 10µs within Config::CORE:unpack which was called: # once (10µs+0s) by Config::AUTOLOAD at line 1197 of Config_heavy.pl sub Config::CORE:unpack; # opcode