# NOTE: Derived from ../../lib/DynaLoader.pm.
# Changes made here will be lost when autosplit is run again.
# See AutoSplit.pm.
package DynaLoader;
#line 239 "../../lib/DynaLoader.pm (autosplit into ../../lib/auto/DynaLoader/dl_findfile.al)"
sub dl_findfile {
# Read ext/DynaLoader/DynaLoader.doc for detailed information.
# This function does not automatically consider the architecture
# or the perl library auto directories.
my (@args) = @_;
my (@dirs, $dir); # which directories to search
my (@found); # full paths to real files we have found
#my $dl_ext= 'so'; # $Config::Config{'dlext'} suffix for perl extensions
#my $dl_so = 'so'; # $Config::Config{'so'} suffix for shared libraries
print STDERR "dl_findfile(@args)\n" if $dl_debug;
# accumulate directories but process files as they appear
arg: foreach(@args) {
# Special fast case: full filepath requires no search
if (m:/: && -f $_) {
push(@found,$_);
last arg unless wantarray;
next;
}
# Deal with directories first:
# Using a -L prefix is the preferred option (faster and more robust)
if (m:^-L:) { s/^-L//; push(@dirs, $_); next; }
# Otherwise we try to try to spot directories by a heuristic
# (this is a more complicated issue than it first appears)
if (m:/: && -d $_) { push(@dirs, $_); next; }
# Only files should get this far...
my(@names, $name); # what filenames to look for
if (m:-l: ) { # convert -lname to appropriate library name
s/-l//;
push(@names,"lib$_.$dl_so");
push(@names,"lib$_.a");
} else { # Umm, a bare name. Try various alternatives:
# these should be ordered with the most likely first
push(@names,"$_.$dl_dlext") unless m/\.$dl_dlext$/o;
push(@names,"$_.$dl_so") unless m/\.$dl_so$/o;
push(@names,"lib$_.$dl_so") unless m:/:;
push(@names,"$_.a") if !m/\.a$/ and $dlsrc eq "dl_dld.xs";
push(@names, $_);
}
my $dirsep = '/';
foreach $dir (@dirs, @dl_library_path) {
next unless -d $dir;
foreach $name (@names) {
my($file) = "$dir$dirsep$name";
print STDERR " checking in $dir for $name\n" if $dl_debug;
$file = ($do_expand) ? dl_expandspec($file) : (-f $file && $file);
#$file = _check_file($file);
if ($file) {
push(@found, $file);
next arg; # no need to look any further
}
}
}
}
if ($dl_debug) {
foreach(@dirs) {
print STDERR " dl_findfile ignored non-existent directory: $_\n" unless -d $_;
}
print STDERR "dl_findfile found: @found\n";
}
return $found[0] unless wantarray;
@found;
}
# end of DynaLoader::dl_findfile
1;
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