CROW_MAIN docs and script

docs/getting_started/your_first_application.md

@@ -1,7 +1,11 @@
 This page shows how you can get started with a simple hello world application.
 
 ##1. Include
-Starting with an empty `main.cpp` file, add `#!cpp #include "crow.h"` or `#!cpp #include "crow_all.h"` if you're using the single header file.
+Starting with an empty `main.cpp` file, add `#!cpp #CROW_MAIN` then `#!cpp #include "crow.h"` or `#!cpp #include "crow_all.h"` if you're using the single header file.
+
+!!! note
+
+    If you're using multiple C++ source files make sure to have `#CROW_MAIN` defined only in your main source file.
 
 ##2. App declaration
 Next Create a `main()` and declare a `#!cpp crow::SimpleApp` inside, your code should look like this

docs/guides/proxies.md

@@ -37,7 +37,7 @@ If you want crow to run in a subdirectory (such as `domain.abc/crow`) you can us
 
 !!! note
 
-    If you're using an Arch Linux based OS. You will have to access `/etc/httpd/conf/httpd.conf` to enable modules and change configuration
+    If you're using an Arch Linux based OS. You will have to access `/etc/httpd/conf/httpd.conf` to enable modules and change configuration.
 
 ##Nginx
 

scripts/nginx_mime2cpp.py

@@ -20,6 +20,8 @@ def main():
         "#include <string>",
         "",
         "namespace crow {",
+        "",
+        "#ifdef CROW_MAIN"
         tabspace + "std::unordered_map<std::string, std::string> mime_types {"])
 
     with open(file_path, "r") as mtfile:
@@ -40,7 +42,13 @@ def main():
                 outLines.extend(mime_line_to_cpp(splitLine))
 
     outLines[-1] = outLines[-1][:-1]
-    outLines.extend([tabspace + "};", "}"])
+    outLines.extend([
+		tabspace + "};",
+		"#else",
+		"extern std::unordered_map<std::string, std::string> mime_types;",
+		"#endif",
+		"}"
+		])
 
     with open(output_path, "w") as mtcppfile:
         mtcppfile.writelines(x + '\n' for x in outLines)