Filename | /2home/ss5/perl5/perlbrew/perls/perl-5.12.3/lib/5.12.3/File/stat.pm |
Statements | Executed 79 statements in 2.32ms |
Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
---|---|---|---|---|---|
1 | 1 | 1 | 1.72ms | 2.15ms | BEGIN@174 | File::stat::
1 | 1 | 1 | 88µs | 166µs | BEGIN@32 | File::stat::
1 | 1 | 1 | 19µs | 19µs | BEGIN@2 | File::stat::
1 | 1 | 1 | 16µs | 16µs | BEGIN@16 | File::stat::
1 | 1 | 1 | 14µs | 49µs | BEGIN@148 | File::stat::
1 | 1 | 1 | 11µs | 83µs | BEGIN@6 | File::stat::
1 | 1 | 1 | 10µs | 66µs | BEGIN@144 | File::stat::
1 | 1 | 1 | 10µs | 26µs | BEGIN@5 | File::stat::
1 | 1 | 1 | 9µs | 42µs | BEGIN@30 | File::stat::
1 | 1 | 1 | 8µs | 16µs | BEGIN@201 | File::stat::
1 | 1 | 1 | 7µs | 34µs | BEGIN@7 | File::stat::
1 | 1 | 1 | 6µs | 17µs | BEGIN@35 | File::stat::
1 | 1 | 1 | 6µs | 133µs | BEGIN@28 | File::stat::
1 | 1 | 1 | 6µs | 7µs | BEGIN@4 | File::stat::
1 | 1 | 1 | 4µs | 4µs | BEGIN@9 | File::stat::
1 | 1 | 1 | 4µs | 4µs | BEGIN@17 | File::stat::
1 | 1 | 1 | 2µs | 2µs | import | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:106] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:113] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:114] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:115] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:116] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:118] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:119] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:120] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:121] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:123] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:124] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:125] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:127] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:128] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:129] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:130] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:131] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:132] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:133] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:135] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:136] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:137] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:139] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:140] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:141] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:169] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:38] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:42] | File::stat::
0 | 0 | 0 | 0s | 0s | __ANON__[:81] | File::stat::
0 | 0 | 0 | 0s | 0s | _ingroup | File::stat::
0 | 0 | 0 | 0s | 0s | lstat | File::stat::
0 | 0 | 0 | 0s | 0s | populate | File::stat::
0 | 0 | 0 | 0s | 0s | stat | File::stat::
Line | State ments |
Time on line |
Calls | Time in subs |
Code |
---|---|---|---|---|---|
1 | package File::stat; | ||||
2 | 3 | 28µs | 1 | 19µs | # spent 19µs within File::stat::BEGIN@2 which was called:
# once (19µs+0s) by IO::Dir::BEGIN@18 at line 2 # spent 19µs making 1 call to File::stat::BEGIN@2 |
3 | |||||
4 | 3 | 16µs | 2 | 9µs | # spent 7µs (6+2) within File::stat::BEGIN@4 which was called:
# once (6µs+2µs) by IO::Dir::BEGIN@18 at line 4 # spent 7µs making 1 call to File::stat::BEGIN@4
# spent 2µs making 1 call to strict::import |
5 | 3 | 19µs | 2 | 43µs | # spent 26µs (10+17) within File::stat::BEGIN@5 which was called:
# once (10µs+17µs) by IO::Dir::BEGIN@18 at line 5 # spent 26µs making 1 call to File::stat::BEGIN@5
# spent 17µs making 1 call to warnings::import |
6 | 3 | 22µs | 2 | 156µs | # spent 83µs (11+73) within File::stat::BEGIN@6 which was called:
# once (11µs+73µs) by IO::Dir::BEGIN@18 at line 6 # spent 83µs making 1 call to File::stat::BEGIN@6
# spent 73µs making 1 call to warnings::register::import |
7 | 3 | 26µs | 2 | 62µs | # spent 34µs (7+28) within File::stat::BEGIN@7 which was called:
# once (7µs+28µs) by IO::Dir::BEGIN@18 at line 7 # spent 34µs making 1 call to File::stat::BEGIN@7
# spent 28µs making 1 call to Exporter::import |
8 | |||||
9 | 1 | 48µs | 1 | 4µs | # spent 4µs within File::stat::BEGIN@9 which was called:
# once (4µs+0s) by IO::Dir::BEGIN@18 at line 9 # spent 4µs making 1 call to File::stat::BEGIN@9 |
10 | |||||
11 | 1 | 600ns | our(@EXPORT, @EXPORT_OK, %EXPORT_TAGS); | ||
12 | |||||
13 | 1 | 700ns | our $VERSION = '1.02'; | ||
14 | |||||
15 | 1 | 200ns | my @fields; | ||
16 | # spent 16µs within File::stat::BEGIN@16 which was called:
# once (16µs+0s) by IO::Dir::BEGIN@18 at line 27 | ||||
17 | 3 | 67µs | 1 | 4µs | # spent 4µs within File::stat::BEGIN@17 which was called:
# once (4µs+0s) by IO::Dir::BEGIN@18 at line 17 # spent 4µs making 1 call to File::stat::BEGIN@17 |
18 | 1 | 900ns | @EXPORT = qw(stat lstat); | ||
19 | 1 | 7µs | @fields = qw( $st_dev $st_ino $st_mode | ||
20 | $st_nlink $st_uid $st_gid | ||||
21 | $st_rdev $st_size | ||||
22 | $st_atime $st_mtime $st_ctime | ||||
23 | $st_blksize $st_blocks | ||||
24 | ); | ||||
25 | 1 | 2µs | @EXPORT_OK = ( @fields, "stat_cando" ); | ||
26 | 1 | 7µs | %EXPORT_TAGS = ( FIELDS => [ @fields, @EXPORT ] ); | ||
27 | 1 | 17µs | 1 | 16µs | } # spent 16µs making 1 call to File::stat::BEGIN@16 |
28 | 3 | 21µs | 2 | 260µs | # spent 133µs (6+127) within File::stat::BEGIN@28 which was called:
# once (6µs+127µs) by IO::Dir::BEGIN@18 at line 28 # spent 133µs making 1 call to File::stat::BEGIN@28
# spent 127µs making 1 call to vars::import |
29 | |||||
30 | 3 | 25µs | 2 | 74µs | # spent 42µs (9+33) within File::stat::BEGIN@30 which was called:
# once (9µs+33µs) by IO::Dir::BEGIN@18 at line 30 # spent 42µs making 1 call to File::stat::BEGIN@30
# spent 33µs making 1 call to Exporter::import |
31 | |||||
32 | # spent 166µs (88+78) within File::stat::BEGIN@32 which was called:
# once (88µs+78µs) by IO::Dir::BEGIN@18 at line 44 | ||||
33 | # These constants will croak on use if the platform doesn't define | ||||
34 | # them. It's important to avoid inflicting that on the user. | ||||
35 | 3 | 124µs | 2 | 28µs | # spent 17µs (6+11) within File::stat::BEGIN@35 which was called:
# once (6µs+11µs) by IO::Dir::BEGIN@18 at line 35 # spent 17µs making 1 call to File::stat::BEGIN@35
# spent 11µs making 1 call to strict::unimport |
36 | 1 | 700ns | for (qw(suid sgid svtx)) { | ||
37 | 6 | 30µs | 3 | 12µs | my $val = eval { &{"Fcntl::S_I\U$_"} }; # spent 6µs making 1 call to Fcntl::S_ISUID
# spent 3µs making 1 call to Fcntl::S_ISGID
# spent 3µs making 1 call to Fcntl::S_ISVTX |
38 | 3 | 12µs | *{"_$_"} = defined $val ? sub { $_[0] & $val ? 1 : "" } : sub { "" }; | ||
39 | } | ||||
40 | 1 | 3µs | for (qw(SOCK CHR BLK REG DIR FIFO LNK)) { | ||
41 | 7 | 56µs | 7 | 66µs | *{"S_IS$_"} = defined eval { &{"Fcntl::S_IF$_"} } # spent 40µs making 1 call to Fcntl::AUTOLOAD
# spent 8µs making 1 call to Fcntl::S_IFSOCK
# spent 6µs making 1 call to Fcntl::S_IFREG
# spent 3µs making 1 call to Fcntl::S_IFCHR
# spent 3µs making 1 call to Fcntl::S_IFLNK
# spent 3µs making 1 call to Fcntl::S_IFDIR
# spent 3µs making 1 call to Fcntl::S_IFBLK |
42 | 7 | 24µs | ? \&{"Fcntl::S_IS$_"} : sub { "" }; | ||
43 | } | ||||
44 | 1 | 702µs | 1 | 166µs | } # spent 166µs making 1 call to File::stat::BEGIN@32 |
45 | |||||
46 | # from doio.c | ||||
47 | sub _ingroup { | ||||
48 | |||||
49 | $^O eq "MacOS" and return 1; | ||||
50 | |||||
51 | my ($gid, $eff) = @_; | ||||
52 | |||||
53 | # I am assuming that since VMS doesn't have getgroups(2), $) will | ||||
54 | # always only contain a single entry. | ||||
55 | $^O eq "VMS" and return $_[0] == $); | ||||
56 | |||||
57 | my ($egid, @supp) = split " ", $); | ||||
58 | my ($rgid) = split " ", $(; | ||||
59 | |||||
60 | $gid == ($eff ? $egid : $rgid) and return 1; | ||||
61 | grep $gid == $_, @supp and return 1; | ||||
62 | |||||
63 | return ""; | ||||
64 | } | ||||
65 | |||||
66 | # VMS uses the Unix version of the routine, even though this is very | ||||
67 | # suboptimal. VMS has a permissions structure that doesn't really fit | ||||
68 | # into struct stat, and unlike on Win32 the normal -X operators respect | ||||
69 | # that, but unfortunately by the time we get here we've already lost the | ||||
70 | # information we need. It looks to me as though if we were to preserve | ||||
71 | # the st_devnam entry of vmsish.h's fake struct stat (which actually | ||||
72 | # holds the filename) it might be possible to do this right, but both | ||||
73 | # getting that value out of the struct (perl's stat doesn't return it) | ||||
74 | # and interpreting it later would require this module to have an XS | ||||
75 | # component (at which point we might as well just call Perl_cando and | ||||
76 | # have done with it). | ||||
77 | |||||
78 | 1 | 3µs | if (grep $^O eq $_, qw/os2 MSWin32 dos/) { | ||
79 | |||||
80 | # from doio.c | ||||
81 | *cando = sub { ($_[0][2] & $_[1]) ? 1 : "" }; | ||||
82 | } | ||||
83 | else { | ||||
84 | |||||
85 | # from doio.c | ||||
86 | *cando = sub { | ||||
87 | my ($s, $mode, $eff) = @_; | ||||
88 | my $uid = $eff ? $> : $<; | ||||
89 | |||||
90 | $^O ne "VMS" and $uid == 0 and return 1; | ||||
91 | |||||
92 | my ($stmode, $stuid, $stgid) = @$s[2,4,5]; | ||||
93 | |||||
94 | # This code basically assumes that the rwx bits of the mode are | ||||
95 | # the 0777 bits, but so does Perl_cando. | ||||
96 | if ($stuid == $uid) { | ||||
97 | $stmode & $mode and return 1; | ||||
98 | } | ||||
99 | elsif (_ingroup($stgid, $eff)) { | ||||
100 | $stmode & ($mode >> 3) and return 1; | ||||
101 | } | ||||
102 | else { | ||||
103 | $stmode & ($mode >> 6) and return 1; | ||||
104 | } | ||||
105 | return ""; | ||||
106 | 1 | 4µs | }; | ||
107 | } | ||||
108 | |||||
109 | # alias for those who don't like objects | ||||
110 | 1 | 800ns | *stat_cando = \&cando; | ||
111 | |||||
112 | my %op = ( | ||||
113 | r => sub { cando($_[0], S_IRUSR, 1) }, | ||||
114 | w => sub { cando($_[0], S_IWUSR, 1) }, | ||||
115 | x => sub { cando($_[0], S_IXUSR, 1) }, | ||||
116 | o => sub { $_[0][4] == $> }, | ||||
117 | |||||
118 | R => sub { cando($_[0], S_IRUSR, 0) }, | ||||
119 | W => sub { cando($_[0], S_IWUSR, 0) }, | ||||
120 | X => sub { cando($_[0], S_IXUSR, 0) }, | ||||
121 | O => sub { $_[0][4] == $< }, | ||||
122 | |||||
123 | e => sub { 1 }, | ||||
124 | z => sub { $_[0][7] == 0 }, | ||||
125 | s => sub { $_[0][7] }, | ||||
126 | |||||
127 | f => sub { S_ISREG ($_[0][2]) }, | ||||
128 | d => sub { S_ISDIR ($_[0][2]) }, | ||||
129 | l => sub { S_ISLNK ($_[0][2]) }, | ||||
130 | p => sub { S_ISFIFO($_[0][2]) }, | ||||
131 | S => sub { S_ISSOCK($_[0][2]) }, | ||||
132 | b => sub { S_ISBLK ($_[0][2]) }, | ||||
133 | c => sub { S_ISCHR ($_[0][2]) }, | ||||
134 | |||||
135 | u => sub { _suid($_[0][2]) }, | ||||
136 | g => sub { _sgid($_[0][2]) }, | ||||
137 | k => sub { _svtx($_[0][2]) }, | ||||
138 | |||||
139 | M => sub { ($^T - $_[0][9] ) / 86400 }, | ||||
140 | C => sub { ($^T - $_[0][10]) / 86400 }, | ||||
141 | A => sub { ($^T - $_[0][8] ) / 86400 }, | ||||
142 | 1 | 46µs | ); | ||
143 | |||||
144 | 3 | 112µs | 2 | 122µs | # spent 66µs (10+56) within File::stat::BEGIN@144 which was called:
# once (10µs+56µs) by IO::Dir::BEGIN@18 at line 144 # spent 66µs making 1 call to File::stat::BEGIN@144
# spent 56µs making 1 call to constant::import |
145 | |||||
146 | # we need fallback=>1 or stringifying breaks | ||||
147 | use overload | ||||
148 | # spent 49µs (14+35) within File::stat::BEGIN@148 which was called:
# once (14µs+35µs) by IO::Dir::BEGIN@18 at line 169 | ||||
149 | -X => sub { | ||||
150 | my ($s, $op) = @_; | ||||
151 | |||||
152 | if (index "rwxRWX", $op) { | ||||
153 | (caller 0)[8] & HINT_FILETEST_ACCESS | ||||
154 | and warnif("File::stat ignores use filetest 'access'"); | ||||
155 | |||||
156 | $^O eq "VMS" and warnif("File::stat ignores VMS ACLs"); | ||||
157 | |||||
158 | # It would be nice to have a warning about using -l on a | ||||
159 | # non-lstat, but that would require an extra member in the | ||||
160 | # object. | ||||
161 | } | ||||
162 | |||||
163 | if ($op{$op}) { | ||||
164 | return $op{$op}->($_[0]); | ||||
165 | } | ||||
166 | else { | ||||
167 | croak "-$op is not implemented on a File::stat object"; | ||||
168 | } | ||||
169 | 3 | 42µs | 2 | 84µs | }; # spent 49µs making 1 call to File::stat::BEGIN@148
# spent 35µs making 1 call to overload::import |
170 | |||||
171 | # Class::Struct forbids use of @ISA | ||||
172 | 1 | 6µs | 1 | 28µs | # spent 2µs within File::stat::import which was called:
# once (2µs+0s) by IO::Dir::BEGIN@18 at line 18 of IO/Dir.pm # spent 28µs making 1 call to Exporter::import |
173 | |||||
174 | 3 | 731µs | 2 | 2.29ms | # spent 2.15ms (1.72+432µs) within File::stat::BEGIN@174 which was called:
# once (1.72ms+432µs) by IO::Dir::BEGIN@18 at line 174 # spent 2.15ms making 1 call to File::stat::BEGIN@174
# spent 143µs making 1 call to Class::Struct::import |
175 | struct 'File::stat' => [ | ||||
176 | 1 | 13µs | 1 | 798µs | map { $_ => '$' } qw{ # spent 798µs making 1 call to Class::Struct::struct |
177 | dev ino mode nlink uid gid rdev size | ||||
178 | atime mtime ctime blksize blocks | ||||
179 | } | ||||
180 | ]; | ||||
181 | |||||
182 | sub populate (@) { | ||||
183 | return unless @_; | ||||
184 | my $stob = new(); | ||||
185 | @$stob = ( | ||||
186 | $st_dev, $st_ino, $st_mode, $st_nlink, $st_uid, $st_gid, $st_rdev, | ||||
187 | $st_size, $st_atime, $st_mtime, $st_ctime, $st_blksize, $st_blocks ) | ||||
188 | = @_; | ||||
189 | return $stob; | ||||
190 | } | ||||
191 | |||||
192 | sub lstat ($) { populate(CORE::lstat(shift)) } | ||||
193 | |||||
194 | sub stat ($) { | ||||
195 | my $arg = shift; | ||||
196 | my $st = populate(CORE::stat $arg); | ||||
197 | return $st if defined $st; | ||||
198 | my $fh; | ||||
199 | { | ||||
200 | local $!; | ||||
201 | 3 | 90µs | 2 | 25µs | # spent 16µs (8+9) within File::stat::BEGIN@201 which was called:
# once (8µs+9µs) by IO::Dir::BEGIN@18 at line 201 # spent 16µs making 1 call to File::stat::BEGIN@201
# spent 9µs making 1 call to strict::unimport |
202 | require Symbol; | ||||
203 | $fh = \*{ Symbol::qualify( $arg, caller() )}; | ||||
204 | return unless defined fileno $fh; | ||||
205 | } | ||||
206 | return populate(CORE::stat $fh); | ||||
207 | } | ||||
208 | |||||
209 | 1 | 17µs | 1; | ||
210 | __END__ |