fix a nullptr bug

Patrik Fiedler · Patrik Fiedler · commit a6366cdf400c · 2017-03-18T00:00:27.000+01:00
diff --git a/Release/include/cpprest/http_client.h b/Release/include/cpprest/http_client.h
@@ -326,7 +326,7 @@ class http_client_config
     /// <param name="callback">A user callback allowing for customization of the session</param>
     void set_nativesessionhandle_options(const std::function<void(native_handle)> &callback)
     {
-            m_set_user_nativesessionhandle_options = callback;
+        m_set_user_nativesessionhandle_options = callback;
     }
 
     /// <summary>
@@ -335,7 +335,9 @@ class http_client_config
     /// <param name="handle">A internal implementation handle.</param>
     void invoke_nativesessionhandle_options(native_handle handle) const
     {
+        if (m_set_user_nativesessionhandle_options != nullptr) {
             m_set_user_nativesessionhandle_options(handle);
+        }
     }
 
 

Original file line number	Diff line number	Diff line change
`@@ -326,7 +326,7 @@ class http_client_config`
`326`	`326`	`/// <param name="callback">A user callback allowing for customization of the session</param>`
`327`	`327`	`void set_nativesessionhandle_options(const std::function<void(native_handle)> &callback)`
`328`	`328`	`{`
`329`		`- m_set_user_nativesessionhandle_options = callback;`
	`329`	`+ m_set_user_nativesessionhandle_options = callback;`
`330`	`330`	`}`
`331`	`331`
`332`	`332`	`/// <summary>`
`@@ -335,7 +335,9 @@ class http_client_config`
`335`	`335`	`/// <param name="handle">A internal implementation handle.</param>`
`336`	`336`	`void invoke_nativesessionhandle_options(native_handle handle) const`
`337`	`337`	`{`
	`338`	`+ if (m_set_user_nativesessionhandle_options != nullptr) {`
`338`	`339`	`m_set_user_nativesessionhandle_options(handle);`
	`340`	`+ }`
`339`	`341`	`}`
`340`	`342`
`341`	`343`