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Read settings and check validity

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This commit is contained in:
Miodrag Milanovic 2018-08-11 13:04:51 +02:00
parent e5006d4f2f
commit b400cd8d73
2 changed files with 28 additions and 6 deletions
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20
common/project.cc
View File

@ -70,8 +70,7 @@ void ProjectHandler::save(Context *ctx, std::string filename)
root.put("project.params.freq", int(ctx->target_freq / 1e6));
root.put("project.params.seed", ctx->rngstate);
saveArch(ctx, root, proj.parent_path().string());
for(auto const &item : ctx->settings)
{
for (auto const &item : ctx->settings) {
std::string path = "project.settings.";
path += item.first.c_str(ctx);
std::replace(path.begin(), path.end(), '/', '.');
@ -83,6 +82,19 @@ void ProjectHandler::save(Context *ctx, std::string filename)
}
}
void addSettings(Context *ctx, std::string path, pt::ptree sub)
{
for (pt::ptree::value_type &v : sub) {
const std::string &key = v.first;
const boost::property_tree::ptree &subtree = v.second;
if (subtree.empty()) {
ctx->settings.emplace(ctx->id(path + key), subtree.get_value<std::string>().c_str());
} else {
addSettings(ctx, path + key + "/", subtree);
}
}
}
std::unique_ptr<Context> ProjectHandler::load(std::string filename)
{
std::unique_ptr<Context> ctx;
@ -118,6 +130,10 @@ std::unique_ptr<Context> ProjectHandler::load(std::string filename)
if (params.count("seed"))
ctx->rngseed(params.get<uint64_t>("seed"));
}
if (project.count("settings")) {
addSettings(ctx.get(), "", project.get_child("settings"));
}
loadArch(ctx.get(), root, proj.parent_path().string());
} catch (...) {
log_error("Error loading project file.\n");

8
common/settings.h
View File

@ -20,6 +20,7 @@
#define SETTINGS_H
#include <boost/lexical_cast.hpp>
#include "log.h"
#include "nextpnr.h"
NEXTPNR_NAMESPACE_BEGIN
@ -31,10 +32,15 @@ class Settings
template <typename T> T get(const char *name, T defaultValue)
{
try {
IdString id = ctx->id(name);
if (ctx->settings.find(id) != ctx->settings.end())
if (ctx->settings.find(id) != ctx->settings.end()) {
return boost::lexical_cast<T>(ctx->settings[id]);
}
ctx->settings.emplace(id, std::to_string(defaultValue));
} catch (boost::bad_lexical_cast &) {
log_error("Problem reading setting %s, using default value\n", name);
}
return defaultValue;
}