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[base] introduce a command type that gets registered with the app

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This commit is contained in:
Joe Thornber
2016-01-08 12:51:52 +00:00
parent a709b9718b
commit c93e728ef4
28 changed files with 776 additions and 411 deletions
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32
thin-provisioning/thin_trim.cc
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@@ -135,14 +135,6 @@ namespace {
return 0;
}
void usage(ostream &out, string const &cmd) {
out << "Usage: " << cmd << " [options] {device|file}\n"
<< "Options:\n"
<< " {--pool-inactive}\n"
<< " {-h|--help}\n"
<< " {-V|--version}" << endl;
}
struct flags {
boost::optional<string> metadata_dev;
boost::optional<string> data_dev;
@@ -151,7 +143,23 @@ namespace {
//----------------------------------------------------------------
int thin_trim_main(int argc, char **argv)
thin_trim_cmd::thin_trim_cmd()
: command("thin_trim")
{
}
void
thin_trim_cmd::usage(std::ostream &out) const
{
out << "Usage: " << get_name() << " [options] {device|file}\n"
<< "Options:\n"
<< " {--pool-inactive}\n"
<< " {-h|--help}\n"
<< " {-V|--version}" << endl;
}
int
thin_trim_cmd::run(int argc, char **argv)
{
int c;
flags fs;
@@ -177,7 +185,7 @@ int thin_trim_main(int argc, char **argv)
break;
case 'h':
usage(cout, basename(argv[0]));
usage(cout);
return 0;
case 'V':
@@ -185,13 +193,13 @@ int thin_trim_main(int argc, char **argv)
return 0;
default:
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}
}
if (!fs.metadata_dev || !fs.data_dev) {
usage(cerr, basename(argv[0]));
usage(cerr);
return 1;
}