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Fix issue Minetest crash when custom font path is not exist

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We try to use default fallback for both mono and main font when custom font path is not exist. This way, if Minetest is not corrupted, we could avoid crash.
This commit is contained in:
Muhammad Rifqi Priyo Susanto 2017-06-03 09:51:48 +07:00 • committed by sfan5
parent d693f95fc3
commit 9526c68699
3 changed files with 100 additions and 15 deletions
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43
src/settings.cpp
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@ -361,6 +361,18 @@ const SettingsEntry &Settings::getEntry(const std::string &name) const
}
const SettingsEntry &Settings::getEntryDefault(const std::string &name) const
{
MutexAutoLock lock(m_mutex);
SettingEntries::const_iterator n;
if ((n = m_defaults.find(name)) == m_defaults.end()) {
throw SettingNotFoundException("Setting [" + name + "] not found.");
}
return n->second;
}
Settings *Settings::getGroup(const std::string &name) const
{
const SettingsEntry &entry = getEntry(name);
@ -379,6 +391,15 @@ const std::string &Settings::get(const std::string &name) const
}
const std::string &Settings::getDefault(const std::string &name) const
{
const SettingsEntry &entry = getEntryDefault(name);
if (entry.is_group)
throw SettingNotFoundException("Setting [" + name + "] is a group.");
return entry.value;
}
bool Settings::getBool(const std::string &name) const
{
return is_yes(get(name));
@ -571,6 +592,17 @@ bool Settings::getEntryNoEx(const std::string &name, SettingsEntry &val) const
}
bool Settings::getEntryDefaultNoEx(const std::string &name, SettingsEntry &val) const
{
try {
val = getEntryDefault(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
}
}
bool Settings::getGroupNoEx(const std::string &name, Settings *&val) const
{
try {
@ -593,6 +625,17 @@ bool Settings::getNoEx(const std::string &name, std::string &val) const
}
bool Settings::getDefaultNoEx(const std::string &name, std::string &val) const
{
try {
val = getDefault(name);
return true;
} catch (SettingNotFoundException &e) {
return false;
}
}
bool Settings::getFlag(const std::string &name) const
{
try {