From d2680c18d36148cd87582ec4adc6f38b27e249db Mon Sep 17 00:00:00 2001
From: Marcus Müller <mmueller@gnuradio.org>
Date: Sun, 21 Mar 2021 21:08:16 +0100
Subject: runtime: don't do two lookups to verify existence and get msg handler
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Signed-off-by: Marcus Müller <mmueller@gnuradio.org>
---
gnuradio-runtime/lib/basic_block.cc | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
(limited to 'gnuradio-runtime/lib/basic_block.cc')
diff --git a/gnuradio-runtime/lib/basic_block.cc b/gnuradio-runtime/lib/basic_block.cc
index 6061026a56..52a1a5e16b 100644
--- a/gnuradio-runtime/lib/basic_block.cc
+++ b/gnuradio-runtime/lib/basic_block.cc
@@ -173,15 +173,15 @@ void basic_block::_post(pmt::pmt_t which_port, pmt::pmt_t msg)
void basic_block::insert_tail(pmt::pmt_t which_port, pmt::pmt_t msg)
{
gr::thread::scoped_lock guard(mutex);
-
- if (msg_queue.find(which_port) == msg_queue.end()) {
+ const auto& queue = msg_queue.find(which_port);
+ if (queue == msg_queue.end()) {
GR_LOG_ERROR(d_logger,
std::string("attempted insertion on invalid queue ") +
pmt::symbol_to_string(which_port));
throw std::runtime_error("attempted to insert_tail on invalid queue!");
}
- msg_queue[which_port].push_back(msg);
+ queue->second.push_back(msg);
// wake up thread if BLKD_IN or BLKD_OUT
global_block_registry.notify_blk(d_symbol_name);
--
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