Version Popt::getVersion(const Package &p, VersionFlag vf, bool versionMustExist) {
if(_args.empty()) {
switch(vf) {
case NO_DEFAULT:
// No default, skip to the popArg call below which
// will trigger the appropriate error.
break;
case INSTALLED:
if(p.isInstalled()) {
return p.getInstalledVersion(); // exists per definition
}
break; // Fall through to popArg
case INSTALLED_OR_CURRENT:
if(p.isInstalled()) {
return p.getInstalledVersion(); // exists per definition
}
// fall through to next case
case CURRENT:
if(p.hasVersions()) {
return p.getRecentVersion(); // Exists per definition
}
break; // Fall through to popArg
case NONE_NEEDED:
// Ignores versionMustExist, caller has to handle this,
// but at least we do not return an invalid version just an empty
// one, the caller can easily distinct them.
return Version::EMPTY_VERSION;
}
}
const Version v(popArg("missing version"));
if(v.isEmptyVersion() || versionMustExist) {
p.checkVersionExists(v);
}
return v;
}
void TPKGS::loadConfig(const Package &package, const Version &version) {
assert(!version.isEmptyVersion());
loadConfig(package.getConfigFile(version));
}