From 942fcd1bc99a8c7cf18fd8066b3981c9102b4d80 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Igor=20Mr=C3=B3z?= <mrozigor@wp.pl>
Date: Mon, 19 Oct 2020 19:26:46 +0200
Subject: [PATCH] Check if number of threads is valid.

---
 .gitignore                 | 2 +-
 include/crow/http_server.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index b176abe12..e4e8d7bd9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,7 +35,7 @@ build
 crow_all.h
 
 # conan.io
-build/
+build*/
 
 #Doxygen
 html/
diff --git a/include/crow/http_server.h b/include/crow/http_server.h
index 63e3646d1..7bce24148 100644
--- a/include/crow/http_server.h
+++ b/include/crow/http_server.h
@@ -31,7 +31,7 @@ namespace crow
             signals_(io_service_, SIGINT, SIGTERM),
             tick_timer_(io_service_),
             handler_(handler),
-            concurrency_(concurrency),
+            concurrency_(concurrency == 0 ? 1 : concurrency),
             port_(port),
             bindaddr_(bindaddr),
             middlewares_(middlewares),