Fix settings to honor numeric conversion errors

Rename try* non exceptioning functions to *NoEx
master
sapier 2014-02-05 01:35:40 +01:00 committed by kwolekr
parent 2927a327ca
commit 3f376a092e
8 changed files with 79 additions and 43 deletions

View File

@ -102,15 +102,15 @@ EmergeManager::EmergeManager(IGameDef *gamedef) {
// if unspecified, leave a proc for the main thread and one for
// some other misc thread
int nthreads = 0;
if (!g_settings->tryGetS16("num_emerge_threads", nthreads))
if (!g_settings->getS16NoEx("num_emerge_threads", nthreads))
nthreads = porting::getNumberOfProcessors() - 2;
if (nthreads < 1)
nthreads = 1;
qlimit_total = g_settings->getU16("emergequeue_limit_total");
if (!g_settings->tryGetU16("emergequeue_limit_diskonly", qlimit_diskonly))
if (!g_settings->getU16NoEx("emergequeue_limit_diskonly", qlimit_diskonly))
qlimit_diskonly = nthreads * 5 + 1;
if (!g_settings->tryGetU16("emergequeue_limit_generate", qlimit_generate))
if (!g_settings->getU16NoEx("emergequeue_limit_generate", qlimit_generate))
qlimit_generate = nthreads + 1;
for (int i = 0; i != nthreads; i++)
@ -352,13 +352,13 @@ void EmergeManager::loadParamsFromSettings(Settings *settings) {
std::string seed_str;
const char *setname = (settings == g_settings) ? "fixed_map_seed" : "seed";
if (settings->tryGet(setname, seed_str))
if (settings->getNoEx(setname, seed_str))
params.seed = read_seed(seed_str.c_str());
settings->tryGet("mg_name", params.mg_name);
settings->tryGetS16("water_level", params.water_level);
settings->tryGetS16("chunksize", params.chunksize);
settings->tryGetFlagStr("mg_flags", params.flags, flagdesc_mapgen);
settings->getNoEx("mg_name", params.mg_name);
settings->getS16NoEx("water_level", params.water_level);
settings->getS16NoEx("chunksize", params.chunksize);
settings->getFlagStrNoEx("mg_flags", params.flags, flagdesc_mapgen);
delete params.sparams;
params.sparams = createMapgenParams(params.mg_name);

View File

@ -85,6 +85,11 @@ public:
SettingNotFoundException(std::string s): BaseException(s) {}
};
class NumericException : public BaseException {
public:
NumericException(std::string s): BaseException(s) {}
};
class InvalidFilenameException : public BaseException {
public:
InvalidFilenameException(std::string s): BaseException(s) {}

View File

@ -1671,9 +1671,10 @@ int main(int argc, char *argv[])
//infostream<<"Main: password hash: '"<<password<<"'"<<std::endl;
address = menudata.address;
int newport = stoi(menudata.port);
if(newport != 0)
port = newport;
try {
port = stoi(menudata.port);
}
catch (NumericException&e) {}
simple_singleplayer_mode = menudata.simple_singleplayer_mode;

View File

@ -164,7 +164,7 @@ MapgenIndevParams::MapgenIndevParams() {
void MapgenIndevParams::readParams(Settings *settings) {
MapgenV6Params::readParams(settings);
settings->tryGetS16("mgindev_float_islands", float_islands);
settings->getS16NoEx("mgindev_float_islands", float_islands);
settings->getNoiseIndevParams("mgindev_np_terrain_base", npindev_terrain_base);
settings->getNoiseIndevParams("mgindev_np_terrain_higher", npindev_terrain_higher);

View File

@ -112,9 +112,9 @@ MapgenV6Params::MapgenV6Params() {
void MapgenV6Params::readParams(Settings *settings) {
settings->tryGetFlagStr("mgv6_spflags", spflags, flagdesc_mapgen_v6);
settings->tryGetFloat("mgv6_freq_desert", freq_desert);
settings->tryGetFloat("mgv6_freq_beach", freq_beach);
settings->getFlagStrNoEx("mgv6_spflags", spflags, flagdesc_mapgen_v6);
settings->getFloatNoEx("mgv6_freq_desert", freq_desert);
settings->getFloatNoEx("mgv6_freq_beach", freq_beach);
settings->getNoiseParams("mgv6_np_terrain_base", np_terrain_base);
settings->getNoiseParams("mgv6_np_terrain_higher", np_terrain_higher);

View File

@ -126,7 +126,7 @@ MapgenV7Params::MapgenV7Params() {
void MapgenV7Params::readParams(Settings *settings) {
settings->tryGetFlagStr("mgv7_spflags", spflags, flagdesc_mapgen_v7);
settings->getFlagStrNoEx("mgv7_spflags", spflags, flagdesc_mapgen_v7);
settings->getNoiseParams("mgv7_np_terrain_base", np_terrain_base);
settings->getNoiseParams("mgv7_np_terrain_alt", np_terrain_alt);

View File

@ -745,17 +745,19 @@ fail:
}
//////////// Try to get value, no exception thrown
bool tryGet(std::string name, std::string &val)
bool getNoEx(std::string name, std::string &val)
{
try {
val = get(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetFlagStr(std::string name, u32 &val, FlagDesc *flagdesc)
bool getFlagStrNoEx(std::string name, u32 &val, FlagDesc *flagdesc)
{
try {
val = getFlagStr(name, flagdesc);
@ -765,93 +767,111 @@ fail:
}
}
bool tryGetFloat(std::string name, float &val)
bool getFloatNoEx(std::string name, float &val)
{
try {
val = getFloat(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetU16(std::string name, int &val)
bool getU16NoEx(std::string name, int &val)
{
try {
val = getU16(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetU16(std::string name, u16 &val)
bool getU16NoEx(std::string name, u16 &val)
{
try {
val = getU16(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetS16(std::string name, int &val)
bool getS16NoEx(std::string name, int &val)
{
try {
val = getU16(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetS16(std::string name, s16 &val)
bool getS16NoEx(std::string name, s16 &val)
{
try {
val = getS16(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetS32(std::string name, s32 &val)
bool getS32NoEx(std::string name, s32 &val)
{
try {
val = getS32(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetV3F(std::string name, v3f &val)
bool getV3FNoEx(std::string name, v3f &val)
{
try {
val = getV3F(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetV2F(std::string name, v2f &val)
bool getV2FNoEx(std::string name, v2f &val)
{
try {
val = getV2F(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}
bool tryGetU64(std::string name, u64 &val)
bool getU64NoEx(std::string name, u64 &val)
{
try {
val = getU64(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
} catch (NumericException &e) {
return false;
}
}

View File

@ -26,6 +26,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include <cstring>
#include <vector>
#include <sstream>
#include "exceptions.h"
struct FlagDesc {
const char *name;
@ -145,17 +146,31 @@ inline std::string trim(const std::string &s)
return s.substr(front, back - front);
}
inline s32 mystoi(const std::string &s)
{
char* endptr = NULL;
s32 retval = strtol(s.c_str(),&endptr,10);
if ((endptr == NULL) || (*endptr != 0) || (endptr == s.c_str()))
throw NumericException("string to convert");
return retval;
}
inline bool is_yes(const std::string &s)
{
std::string s2 = lowercase(trim(s));
if(s2 == "y" || s2 == "yes" || s2 == "true" || atoi(s2.c_str()) != 0)
return true;
try {
if(s2 == "y" || s2 == "yes" || s2 == "true" || mystoi(s2) != 0)
return true;
}
catch(NumericException&e) {}
return false;
}
inline s32 mystoi(const std::string &s, s32 min, s32 max)
{
s32 i = atoi(s.c_str());
s32 i = mystoi(s);
if(i < min)
i = min;
if(i > max)
@ -173,25 +188,20 @@ inline s64 stoi64(const std::string &s) {
// MSVC2010 includes it's own versions of these
//#if !defined(_MSC_VER) || _MSC_VER < 1600
inline s32 mystoi(const std::string &s)
{
return atoi(s.c_str());
}
inline s32 mystoi(const std::wstring &s)
{
return atoi(wide_to_narrow(s).c_str());
return mystoi(wide_to_narrow(s).c_str());
}
inline float mystof(const std::string &s)
{
// This crap causes a segfault in certain cases on MinGW
/*float f;
std::istringstream ss(s);
ss>>f;
return f;*/
// This works in that case
return atof(s.c_str());
char* endptr = NULL;
float retval = strtof(s.c_str(),&endptr);
if ((endptr == NULL) || (*endptr != 0) || (endptr == s.c_str()))
throw NumericException("string to convert");
return retval;
}
//#endif