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authorPascal Rigaux <pixel@mandriva.com>1999-10-08 11:42:45 +0000
committerPascal Rigaux <pixel@mandriva.com>1999-10-08 11:42:45 +0000
commit0f48e147d39575f98db29f7e21d5347e6e309d04 (patch)
treefba03e3d6c57d3b202f973fc11907372dd26f64e /perl-install/common.pm
parentc5a4cbe6c55d38bcc411bd94f088f36b85681899 (diff)
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Diffstat (limited to 'perl-install/common.pm')
-rw-r--r--perl-install/common.pm16
1 files changed, 15 insertions, 1 deletions
diff --git a/perl-install/common.pm b/perl-install/common.pm
index 8d6bf4307..f2d458a26 100644
--- a/perl-install/common.pm
+++ b/perl-install/common.pm
@@ -8,7 +8,7 @@ use vars qw(@ISA %EXPORT_TAGS @EXPORT_OK $printable_chars $sizeof_int $bitof_int
%EXPORT_TAGS = (
common => [ qw(__ even odd min max sqr sum sign product bool listlength bool2text text2bool to_int to_float ikeys member divide is_empty_array_ref is_empty_hash_ref add2hash add2hash_ set_new set_add round round_up round_down first second top uniq translate untranslate warp_text formatAlaTeX) ],
functional => [ qw(fold_left compose map_index grep_index map_each grep_each map_tab_hash mapn mapn_ difference2 before_leaving catch_cdie cdie) ],
- file => [ qw(dirname basename touch all glob_ cat_ chop_ mode) ],
+ file => [ qw(dirname basename touch all glob_ cat_ chop_ mode typeFromMagic) ],
system => [ qw(sync makedev unmakedev psizeof strcpy gettimeofday syscall_ crypt_ getVarsFromSh setVarsInSh) ],
constant => [ qw($printable_chars $sizeof_int $bitof_int $SECTORSIZE) ],
);
@@ -354,6 +354,20 @@ sub bestMatchSentence2 {
$bestSentence;
}
+sub typeFromMagic($@) {
+ my $f = shift;
+ local *F; sysopen F, $f, 0 or return;
+
+ my $tmp;
+ foreach (@_) {
+ my ($name, $offset, $signature) = @$_;
+ sysseek(F, $offset, 0) or next;
+ sysread(F, $tmp, length $signature);
+ $tmp eq $signature and return $name;
+ }
+ undef;
+}
+
#-######################################################################################
#- Wonderful perl :(