# NOTE: this file tests how large files (>2GB) work with perlio (stdio/sfio).
# sysopen(), sysseek(), syswrite(), sysread() are tested in t/lib/syslfs.t.
-# If you modify/add tests here, remember to update also t/lib/syslfs.t.
+# If you modify/add tests here, remember to update also ext/Fcntl/t/syslfs.t.
BEGIN {
chdir 't' if -d 't';
}
use strict;
+
our @s;
our $fail;
print "1..0 # Skip: @_\n" if @_;
}
+$| = 1;
+
print "# checking whether we have sparse files...\n";
# Known have-nots.
-if ($^O eq 'MSWin32' || $^O eq 'VMS') {
+if ($^O eq 'MSWin32' || $^O eq 'NetWare' || $^O eq 'VMS') {
print "1..0 # Skip: no sparse files in $^O\n";
bye();
}
# Known haves that have problems running this test
# (for example because they do not support sparse files, like UNICOS)
if ($^O eq 'unicos') {
- print "1..0 # Skip: no sparse files in $^0, unable to test large files\n";
+ print "1..0 # Skip: no sparse files in $^O, unable to test large files\n";
bye();
}
my $offset_is = eval $offset_will_be;
unless ($offset_is == $offset_want) {
print "# bad offset $offset_is, want $offset_want\n";
+ my ($offset_func) = ($offset_will_be =~ /^(\w+)/);
if (unpack("L", pack("L", $offset_want)) == $offset_is) {
- my($offset_func) = ($offset_will_be =~ /^(\w+)/);
print "# 32-bit wraparound suspected in $offset_func() since\n";
- print "# $offset_want cast into 32 bits is $offset_is.\n";
+ print "# $offset_want cast into 32 bits equals $offset_is.\n";
} elsif ($offset_want - unpack("L", pack("L", $offset_want)) - 1
- == $offset_is){
- my($offset_func) = ($offset_will_be =~ /^(\w+)/);
+ == $offset_is) {
print "# 32-bit wraparound suspected in $offset_func() since\n";
printf "# %s - unpack('L', pack('L', %s)) - 1 equals %s.\n",
$offset_want,
print "1..17\n";
-my $fail = 0;
+$fail = 0;
fail unless $s[7] == 5_000_000_003; # exercizes pp_stat
print "ok 1\n";
bye(); # does the necessary cleanup
END {
- unlink "big"; # be paranoid about leaving 5 gig files lying around
+ # unlink may fail if applied directly to a large file
+ # be paranoid about leaving 5 gig files lying around
+ open(BIG, ">big"); # truncate
+ close(BIG);
+ 1 while unlink "big"; # standard portable idiom
}
# eof