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Add Ctrl-R history search and remove WINCH signal handler and debug output

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kake26 2025-04-16 15:23:29 -05:00
parent 9204a8f519
commit 088c61e19b
Signed by: kake26
GPG key ID: E0A989B571D1F99F
1 changed files with 27 additions and 2 deletions
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29
pshell.pl
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@ -21,13 +21,39 @@ my $env = Environment::SQLite->new(
# Signal handling setup
$SIG{INT} = sub { print "\n"; };
$SIG{CHLD} = 'IGNORE';
$SIG{WINCH} = sub { $term->resize_terminal if defined $term };
print "Perl Shell (pshell) - Type 'exit' to quit\n";
my $term = Term::ReadLine->new('pshell');
$term->ornaments(0);
# Workaround for Ctrl-R binding with Term::ReadLine::Gnu
$term->add_defun('history-search', sub {
my ($count, $key) = @_;
my $search_term = $term->readline('Search history: ');
return unless defined $search_term && length $search_term;
my @matches = grep { $_ =~ /\Q$search_term\E/i } $history->get_all;
if (@matches) {
print "\nMatching commands:\n";
for my $i (0..$#matches) {
print sprintf("%2d: %s\n", $i+1, $matches[$i]);
}
my $choice = $term->readline('\nSelect command to run (number or Enter to cancel): ');
if ($choice =~ /^\d+$/ && $choice > 0 && $choice <= @matches) {
$term->addhistory($matches[$choice-1]);
$term->replace_line($matches[$choice-1]);
$term->redisplay;
}
} else {
print "\nNo matching commands found\n";
}
return 0;
});
$term->parse_and_bind('"\C-r": history-search');
# Load previous history
my @history = $history->get_all;
$term->addhistory($_) for @history;
@ -70,7 +96,6 @@ while (1) {
}
# Command not found
#print STDERR "DEBUG: Main program detected command not found\n";
print "Command not found: $command\n";
next;
}