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warn if root histo plugin is initialized multiple times

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This commit is contained in:
Florian Lüke 2024-12-27 13:53:09 +01:00
parent 59b11c94a7
commit 8c1e122e06
1 changed files with 18 additions and 5 deletions
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23
src/mana_plugin_root_histogram.cc
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@ -20,18 +20,30 @@ struct Context
std::vector<std::vector<TH1 *>> rawHistograms; std::vector<std::vector<TH1 *>> rawHistograms;
}; };
static Context *g_ctx = nullptr;
MANA_DEFINE_PLUGIN_INIT(init) MANA_DEFINE_PLUGIN_INIT(init)
{ {
if (g_ctx)
{
log_warn("init() called multiple times. This plugin is a singleton!");
return g_ctx;
}
log_set_level(LOG_INFO); log_set_level(LOG_INFO);
static Context g_ctx; log_debug("init");
log_debug("init: ctx=%p", &g_ctx); return g_ctx = new Context;
return &g_ctx;
} }
MANA_DEFINE_PLUGIN_SHUTDOWN(shutdown) MANA_DEFINE_PLUGIN_SHUTDOWN(shutdown)
{ {
(void)context;
log_debug("shutdown"); log_debug("shutdown");
if (context != g_ctx)
{
log_warn("shutdown() called with invalid context");
return;
}
delete g_ctx;
g_ctx = nullptr;
} }
struct ObjectPath struct ObjectPath
@ -145,7 +157,8 @@ inline std::string histo_info(const std::vector<std::vector<TH1 *>> &histos)
} }
} }
return fmt::format("histoCount={}, histoMem={} MiB", histoCount, histoMem / (1024.0 * 1024)); return fmt::format("histoCount={}, histoMem={:.2f} MiB", histoCount,
histoMem / (1024.0 * 1024));
} }
MANA_DEFINE_PLUGIN_BEGIN_RUN(begin_run) MANA_DEFINE_PLUGIN_BEGIN_RUN(begin_run)