Include error code description into the message (opencv#10982)

native-api · vpisarev · commit dc1d9ae97378 · 2018-03-06T09:58:19.000+03:00
diff --git a/modules/core/src/system.cpp b/modules/core/src/system.cpp
@@ -248,9 +248,9 @@ const char* Exception::what() const throw() { return msg.c_str(); }
 void Exception::formatMessage()
 {
     if( func.size() > 0 )
-        msg = format("OpenCV(%s) %s:%d: error: (%d) %s in function %s\n", CV_VERSION, file.c_str(), line, code, err.c_str(), func.c_str());
+        msg = format("OpenCV(%s) %s:%d: error: (%d) %s: %s in function %s\n", CV_VERSION, file.c_str(), line, code, cvErrorStr(code), err.c_str(), func.c_str());
     else
-        msg = format("OpenCV(%s) %s:%d: error: (%d) %s\n", CV_VERSION, file.c_str(), line, code, err.c_str());
+        msg = format("OpenCV(%s) %s:%d: error: (%d) %s: %s\n", CV_VERSION, file.c_str(), line, code, cvErrorStr(code), err.c_str());
 }
 
 static const char* g_hwFeatureNames[CV_HARDWARE_MAX_FEATURE] = { NULL };

Original file line number	Diff line number	Diff line change
`@@ -248,9 +248,9 @@ const char* Exception::what() const throw() { return msg.c_str(); }`
`248`	`248`	`void Exception::formatMessage()`
`249`	`249`	`{`
`250`	`250`	`if( func.size() > 0 )`
`251`		`- msg = format("OpenCV(%s) %s:%d: error: (%d) %s in function %s\n", CV_VERSION, file.c_str(), line, code, err.c_str(), func.c_str());`
	`251`	`+ msg = format("OpenCV(%s) %s:%d: error: (%d) %s: %s in function %s\n", CV_VERSION, file.c_str(), line, code, cvErrorStr(code), err.c_str(), func.c_str());`
`252`	`252`	`else`
`253`		`- msg = format("OpenCV(%s) %s:%d: error: (%d) %s\n", CV_VERSION, file.c_str(), line, code, err.c_str());`
	`253`	`+ msg = format("OpenCV(%s) %s:%d: error: (%d) %s: %s\n", CV_VERSION, file.c_str(), line, code, cvErrorStr(code), err.c_str());`
`254`	`254`	`}`
`255`	`255`
`256`	`256`	`static const char* g_hwFeatureNames[CV_HARDWARE_MAX_FEATURE] = { NULL };`