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      1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved.
      2 //
      3 // Licensed under the Apache License, Version 2.0 (the "License");
      4 // you may not use this file except in compliance with the License.
      5 // You may obtain a copy of the License at
      6 //
      7 //    http://www.apache.org/licenses/LICENSE-2.0
      8 //
      9 // Unless required by applicable law or agreed to in writing, software
     10 // distributed under the License is distributed on an "AS IS" BASIS,
     11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     12 // See the License for the specific language governing permissions and
     13 // limitations under the License.
     14 
     15 #include "Diagnostics.h"
     16 
     17 #include "debug.h"
     18 #include "InfoSink.h"
     19 #include "preprocessor/SourceLocation.h"
     20 
     21 TDiagnostics::TDiagnostics(TInfoSink& infoSink) :
     22 	mShaderVersion(100),
     23 	mInfoSink(infoSink),
     24 	mNumErrors(0),
     25 	mNumWarnings(0)
     26 {
     27 }
     28 
     29 TDiagnostics::~TDiagnostics()
     30 {
     31 }
     32 
     33 void TDiagnostics::setShaderVersion(int version)
     34 {
     35 	mShaderVersion = version;
     36 }
     37 
     38 void TDiagnostics::writeInfo(Severity severity,
     39                              const pp::SourceLocation& loc,
     40                              const std::string& reason,
     41                              const std::string& token,
     42                              const std::string& extra)
     43 {
     44 	TPrefixType prefix = EPrefixNone;
     45 	switch(severity)
     46 	{
     47 	case PP_ERROR:
     48 		++mNumErrors;
     49 		prefix = EPrefixError;
     50 		break;
     51 	case PP_WARNING:
     52 		++mNumWarnings;
     53 		prefix = EPrefixWarning;
     54 		break;
     55 	default:
     56 		UNREACHABLE(severity);
     57 		break;
     58 	}
     59 
     60 	TInfoSinkBase& sink = mInfoSink.info;
     61 	/* VC++ format: file(linenum) : error #: 'token' : extrainfo */
     62 	sink.prefix(prefix);
     63 	TSourceLoc sourceLoc;
     64 	sourceLoc.first_file = sourceLoc.last_file = loc.file;
     65 	sourceLoc.first_line = sourceLoc.last_line = loc.line;
     66 	sink.location(sourceLoc);
     67 	sink << "'" << token <<  "' : " << reason << " " << extra << "\n";
     68 }
     69 
     70 void TDiagnostics::writeDebug(const std::string& str)
     71 {
     72 	mInfoSink.debug << str;
     73 }
     74 
     75 void TDiagnostics::print(ID id,
     76                          const pp::SourceLocation& loc,
     77                          const std::string& text)
     78 {
     79 	writeInfo(severity(id), loc, message(id), text, "");
     80 }
     81