diff options
| author | Marc Espie <espie@cvs.openbsd.org> | 2004-12-06 12:35:37 +0000 |
|---|---|---|
| committer | Marc Espie <espie@cvs.openbsd.org> | 2004-12-06 12:35:37 +0000 |
| commit | 5bdb7a1f65ec91239613dfe6c0e7daae9204af1e (patch) | |
| tree | 40fde354c2c6cc5e036daf7be2a54ca311c71142 /usr.sbin/pkg_add/OpenBSD | |
| parent | b528e2efc28e96840ad933398c9d8802737b97a0 (diff) | |
Usage
Diffstat (limited to 'usr.sbin/pkg_add/OpenBSD')
| -rw-r--r-- | usr.sbin/pkg_add/OpenBSD/Error.pm | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/usr.sbin/pkg_add/OpenBSD/Error.pm b/usr.sbin/pkg_add/OpenBSD/Error.pm index 7498bb35865..daffc2e52c9 100644 --- a/usr.sbin/pkg_add/OpenBSD/Error.pm +++ b/usr.sbin/pkg_add/OpenBSD/Error.pm @@ -1,5 +1,5 @@ # ex:ts=8 sw=4: -# $OpenBSD: Error.pm,v 1.7 2004/11/27 12:07:58 espie Exp $ +# $OpenBSD: Error.pm,v 1.8 2004/12/06 12:35:36 espie Exp $ # # Copyright (c) 2004 Marc Espie <espie@openbsd.org> # @@ -20,7 +20,7 @@ use warnings; package OpenBSD::Error; our @ISA=qw(Exporter); -our @EXPORT=qw(System VSystem Copy Fatal Warn); +our @EXPORT=qw(System VSystem Copy Fatal Warn Usage set_usage); sub System { @@ -131,4 +131,26 @@ sub system $state->print("system(", join(", ", @_), ") was not run: $! $?\n"); } } + +my @usage_line; + +sub set_usage +{ + @usage_line = @_; +} + +sub Usage +{ + my $code = 0; + if (@_) { + print STDERR "Error: ", @_, "\n"; + $code = 1; + } + print STDERR "Usage: ", shift(@usage_line), "\n"; + for my $l (@usage_line) { + print STDERR " $l\n"; + } + exit($code); +} + 1; |