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fix error string output when there is no formatting

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This commit is contained in:
Lee Thomason
2017-12-28 13:48:54 -08:00
parent 4155ac0c73
commit a36f7ac776
2 changed files with 25 additions and 12 deletions
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11
tinyxml2.cpp
View File

@@ -2305,21 +2305,24 @@ void XMLDocument::SetError( XMLError error, int lineNum, const char* format, ...
_errorLineNum = lineNum;
_errorStr.Reset();
if (format) {
size_t BUFFER_SIZE = 1000;
char* buffer = new char[BUFFER_SIZE];
TIXML_SNPRINTF(buffer, BUFFER_SIZE, "Error=%s ErrorID=%d (0x%x) Line number=%d: ", ErrorIDToName(error), int(error), int(error), lineNum);
TIXML_SNPRINTF(buffer, BUFFER_SIZE, "Error=%s ErrorID=%d (0x%x) Line number=%d", ErrorIDToName(error), int(error), int(error), lineNum);
if (format) {
size_t len = strlen(buffer);
TIXML_SNPRINTF(buffer + len, BUFFER_SIZE - len, ": ");
len = strlen(buffer);
va_list va;
va_start(va, format);
TIXML_VSNPRINTF(buffer + len, BUFFER_SIZE - len, format, va);
va_end(va);
}
_errorStr.SetStr(buffer);
delete[] buffer;
}
}
/*static*/ const char* XMLDocument::ErrorIDToName(XMLError errorID)

10
xmltest.cpp
View File

@@ -567,6 +567,10 @@ int main( int argc, const char ** argv )
XMLDocument doc;
doc.Parse( error );
XMLTest( "Bad XML", XML_ERROR_PARSING_ATTRIBUTE, doc.ErrorID() );
const char* errorStr = doc.ErrorStr();
XMLTest("Formatted error string",
"Error=XML_ERROR_PARSING_ATTRIBUTE ErrorID=8 (0x8) Line number=3: XMLElement name=wrong",
errorStr);
}
{
@@ -1160,6 +1164,12 @@ int main( int argc, const char ** argv )
XMLDocument doc;
doc.Parse( str );
XMLTest( "Empty document error", XML_ERROR_EMPTY_DOCUMENT, doc.ErrorID() );
// But be sure there is an error string!
const char* errorStr = doc.ErrorStr();
XMLTest("Error string should be set",
"Error=XML_ERROR_EMPTY_DOCUMENT ErrorID=15 (0xf) Line number=0",
errorStr);
}
{