/**@brief Once all options have been looked for call finishSetUp() so that any
*warnings or help messages can be print and to find out if set up was
*successful
* @param out The std::ostream out object to print to
*
*/
void finishSetUp(std::ostream &out = std::cout) {
if (commands_.printingHelp() || commands_.gettingFlags() ) {
printFlags(out);
exit(1);
}
lookForInvalidOptionsDashInsens();
printWarnings(out);
if (failed_) {
exit(1);
}
}
virtual const char * what () const throw () override
{
if (m_str.empty ())
{
std::stringstream ss;
ss << "The provided plugin configuration is not valid!\n";
ss << "Errors/Warnings during the check were:\n";
printError (ss, m_key);
printWarnings (ss, m_key);
m_str = ss.str ();
}
return m_str.c_str ();
}
int main (void)
{
KeySet * myConfig = ksNew (0, KS_END);
Key * key = keyNew ("/sw/MyApp", KEY_CASCADING_NAME, KEY_END);
KDB * handle = kdbOpen (key);
if (!handle) printError (key);
printWarnings (key);
if (kdbGet (handle, myConfig, key) < 0) printError (key);
printWarnings (key);
keyDel (key);
// lookup
Key * result = ksLookupByName (myConfig, "/sw/MyApp/Tests/TestKey1", 0);
if (!result)
printf ("Key not found in KeySet\n");
else
{
// do something with the key
const char * key_name = keyName (result);
const char * key_value = keyString (result);
const char * key_comment = keyString (keyGetMeta (result, "comment"));
printf ("key: %s value: %s comment: %s\n", key_name, key_value, key_comment);
}
ksDel (myConfig); // delete the in-memory configuration
// maybe you want kdbSet() myConfig here
kdbClose (handle, 0); // no more affairs with the key database.
}
/**@brief Once all options have been looked for call finishSetUp() so that any
*warnings or help messages can be print and to find out if set up was
*successful
* @param out The std::ostream out object to print to
*
*/
void finishSetUp(std::ostream &out) {
if (commands_.containsFlagCaseInsensitive("-getFlags")
|| commands_.containsFlagCaseInsensitive("-flags")
|| commands_.containsFlagCaseInsensitive("-h")
|| commands_.containsFlagCaseInsensitive("-help")) {
printFlags(out);
exit(1);
}
lookForInvalidOptions();
printWarnings(out);
if (failed_) {
exit(1);
}
}
virtual const char * what () const throw () override
{
if (m_str.empty ())
{
// note that the code will be re-evaluated
// if it prints nothing, but an expensive
// function not printing anything seems
// to be unlikely.
//
// note that printError/printWarning will be
// used either from namespace kdb or global
// namespace.
std::stringstream ss;
ss << "Was not able to load such a plugin!\n\n";
ss << "Maybe you misspelled it, there is no such plugin or the loader has problems.\n";
ss << "You might want to try to set LD_LIBRARY_PATH, use kdb-full or kdb-static.\n";
ss << "Errors/Warnings during loading were:\n";
printError (ss, m_key);
printWarnings (ss, m_key);
m_str = ss.str ();
}
return m_str.c_str ();
}
