ambiser
/
btrbk
mirror of https://github.com/digint/btrbk
9
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

btrbk: print shorter error help message

pull/459/head
Axel Burri 2022-03-25 15:20:14 +01:00
parent fc49abbbf8
commit be07f1908a
1 changed files with 16 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
btrbk
View File

@ -401,6 +401,12 @@ sub VERSION_MESSAGE
print STDERR $VERSION_INFO . "\n\n"; print STDERR $VERSION_INFO . "\n\n";
} }
sub ERROR_HELP_MESSAGE
{
return if($quiet);
print STDERR "See '$program_name --help'.\n";
}
sub HELP_MESSAGE sub HELP_MESSAGE
{ {
return if($quiet); return if($quiet);
@ -5408,8 +5414,7 @@ MAIN:
'tbytes' => sub { @output_unit = ("TiB", 1024 * 1024 * 1024 * 1024 ) }, 'tbytes' => sub { @output_unit = ("TiB", 1024 * 1024 * 1024 * 1024 ) },
); );
unless(GetOptions(@getopt_options)) { unless(GetOptions(@getopt_options)) {
VERSION_MESSAGE(); ERROR_HELP_MESSAGE;
HELP_MESSAGE(0);
exit 2; exit 2;
} }
if($program_name eq "lsbtr") { if($program_name eq "lsbtr") {
@ -5428,7 +5433,7 @@ MAIN:
$loglevel = { error => 0, warn => 1, warning => 1, info => 2, debug => 3, trace => 4 }->{$loglevel} // $loglevel; $loglevel = { error => 0, warn => 1, warning => 1, info => 2, debug => 3, trace => 4 }->{$loglevel} // $loglevel;
unless($loglevel =~ /^[0-9]+$/) { unless($loglevel =~ /^[0-9]+$/) {
ERROR "Unknown loglevel: $loglevel"; ERROR "Unknown loglevel: $loglevel";
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
$do_trace = 1 if($loglevel >= 4); $do_trace = 1 if($loglevel >= 4);
@ -5568,18 +5573,18 @@ MAIN:
} }
else { else {
ERROR "Unknown subcommand for \"config\" command: $subcommand"; ERROR "Unknown subcommand for \"config\" command: $subcommand";
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
} }
else { else {
ERROR "Unrecognized command: $command"; ERROR "Unrecognized command: $command";
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
if(($args_expected_min > scalar(@ARGV)) || ($args_expected_max < scalar(@ARGV))) { if(($args_expected_min > scalar(@ARGV)) || ($args_expected_max < scalar(@ARGV))) {
ERROR "Incorrect number of arguments"; ERROR "Incorrect number of arguments";
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
@ -5591,7 +5596,7 @@ MAIN:
} }
unless(defined($path)) { unless(defined($path)) {
ERROR "Bad argument: not a subvolume declaration: $_"; ERROR "Bad argument: not a subvolume declaration: $_";
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
$_ = $url_prefix . $path; $_ = $url_prefix . $path;
@ -5601,7 +5606,7 @@ MAIN:
my $vf = vinfo_filter_statement($_); my $vf = vinfo_filter_statement($_);
unless($vf) { unless($vf) {
ERROR "Bad argument: invalid filter statement: $_"; ERROR "Bad argument: invalid filter statement: $_";
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
push @filter_vf, $vf; push @filter_vf, $vf;
@ -5610,7 +5615,7 @@ MAIN:
my $vf = vinfo_filter_statement($_); my $vf = vinfo_filter_statement($_);
unless($vf) { unless($vf) {
ERROR "Bad argument: invalid filter statement: --exclude='$_'"; ERROR "Bad argument: invalid filter statement: --exclude='$_'";
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
push @exclude_vf, $vf; push @exclude_vf, $vf;
@ -5620,13 +5625,13 @@ MAIN:
my $key = $1; my $key = $1;
my $value = $2; my $value = $2;
unless(append_config_option(\%config_override, $key, $value, "OVERRIDE", error_statement => "in option \"--override\"")) { unless(append_config_option(\%config_override, $key, $value, "OVERRIDE", error_statement => "in option \"--override\"")) {
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
} }
else { else {
ERROR "Option \"override\" requires \"<config_option>=<value>\" format"; ERROR "Option \"override\" requires \"<config_option>=<value>\" format";
HELP_MESSAGE(0); ERROR_HELP_MESSAGE;
exit 2; exit 2;
} }
} }