caiyu/nextpnr
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Use emplace result for get,set of settings

Browse Source
This commit is contained in:
Miodrag Milanovic 2018-08-12 10:02:32 +02:00
parent b400cd8d73
commit eaf824ca73
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
common/settings.h
View File

@ -34,10 +34,11 @@ class Settings
{
try {
IdString id = ctx->id(name);
if (ctx->settings.find(id) != ctx->settings.end()) {
return boost::lexical_cast<T>(ctx->settings[id]);
auto pair = ctx->settings.emplace(id, std::to_string(defaultValue));
if (!pair.second) {
return boost::lexical_cast<T>(pair.first->second);
}
ctx->settings.emplace(id, std::to_string(defaultValue));
} catch (boost::bad_lexical_cast &) {
log_error("Problem reading setting %s, using default value\n", name);
}
@ -47,11 +48,10 @@ class Settings
template <typename T> void set(const char *name, T value)
{
IdString id = ctx->id(name);
if (ctx->settings.find(id) != ctx->settings.end()) {
ctx->settings[id] = value;
return;
}
ctx->settings.emplace(id, std::to_string(value));
auto pair = ctx->settings.emplace(id, std::to_string(value));
if (!pair.second) {
ctx->settings[pair.first->first] = value;
}
}
private: