[#common-InitConfig]
= xref:common.adoc[common]::InitConfig
:relfileprefix: ../
:mrdocs:

Read config files, and create datadir and settings.json if they don't exist.

== Synopsis

Declared in `<common/init.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::optional<ConfigError>
InitConfig(
    xref:ArgsManager.adoc[ArgsManager]& args,
    xref:common/SettingsAbortFn.adoc[SettingsAbortFn] settings_abort_fn = nullptr);
----

== Return Value

A ConfigError if initialization failed, or std::nullopt on success.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *args*
| The argument manager holding parsed command‐line and config values.
| *settings_abort_fn*
| Callback invoked to decide whether to abort when settings.json cannot be parsed.
|===


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