+warn "Legacy library @{[(caller(0))[6]]} will be removed from the Perl core distribution in the next major release. Please install it from the CPAN distribution Perl4::CoreLibs. It is being used at @{[(caller)[1]]}, line @{[(caller)[2]]}.\n";
+
;# Usage:
;# %foo = ();
;# &abbrev(*foo,LIST);
;# ...
;# $long = $foo{$short};
+#
+# This library is no longer being maintained, and is included for backward
+# compatibility with Perl 4 programs which may require it.
+# This legacy library is deprecated and will be removed in a future
+# release of perl.
+#
+# In particular, this should not be used as an example of modern Perl
+# programming techniques.
+#
+# Suggested alternative: Text::Abbrev
+#
+
package abbrev;
sub main'abbrev {
$len = 1;
foreach $cmp (@cmp) {
next if $cmp eq $name;
- while (substr($cmp,0,$len) eq $abbrev) {
+ while (@extra && substr($cmp,0,$len) eq $abbrev) {
$abbrev .= shift(@extra);
++$len;
}