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Diffstat (limited to 'clang/Driver/HTMLDiagnostics.cpp')
| -rw-r--r-- | clang/Driver/HTMLDiagnostics.cpp | 399 |
1 files changed, 0 insertions, 399 deletions
diff --git a/clang/Driver/HTMLDiagnostics.cpp b/clang/Driver/HTMLDiagnostics.cpp deleted file mode 100644 index 760ef25..0000000 --- a/clang/Driver/HTMLDiagnostics.cpp +++ /dev/null @@ -1,399 +0,0 @@ -//===--- HTMLDiagnostics.cpp - HTML Diagnostics for Paths ----*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file defines the HTMLDiagnostics object. -// -//===----------------------------------------------------------------------===// - -#include "HTMLDiagnostics.h" -#include "clang/Basic/SourceManager.h" -#include "clang/Basic/FileManager.h" -#include "clang/AST/ASTContext.h" -#include "clang/Analysis/PathDiagnostic.h" -#include "clang/Rewrite/Rewriter.h" -#include "clang/Rewrite/HTMLRewrite.h" -#include "clang/Lex/Lexer.h" -#include "llvm/Support/Compiler.h" -#include "llvm/Support/MemoryBuffer.h" -#include "llvm/Support/Streams.h" -#include "llvm/System/Path.h" -#include <fstream> -#include <sstream> - -using namespace clang; - -//===----------------------------------------------------------------------===// -// Boilerplate. -//===----------------------------------------------------------------------===// - -namespace { - -class VISIBILITY_HIDDEN HTMLDiagnostics : public PathDiagnosticClient { - llvm::sys::Path Directory, FilePrefix; - bool createdDir, noDir; - Preprocessor* PP; - PreprocessorFactory* PPF; - std::vector<const PathDiagnostic*> BatchedDiags; -public: - HTMLDiagnostics(const std::string& prefix, Preprocessor* pp, - PreprocessorFactory* ppf); - - virtual ~HTMLDiagnostics(); - - virtual void HandlePathDiagnostic(const PathDiagnostic* D); - - void HandlePiece(Rewriter& R, const PathDiagnosticPiece& P, - unsigned num, unsigned max); - - void HighlightRange(Rewriter& R, SourceRange Range); - - void ReportDiag(const PathDiagnostic& D); -}; - -} // end anonymous namespace - -HTMLDiagnostics::HTMLDiagnostics(const std::string& prefix, Preprocessor* pp, - PreprocessorFactory* ppf) - : Directory(prefix), FilePrefix(prefix), createdDir(false), noDir(false), - PP(pp), PPF(ppf) { - - // All html files begin with "report" - FilePrefix.appendComponent("report"); -} - -PathDiagnosticClient* -clang::CreateHTMLDiagnosticClient(const std::string& prefix, Preprocessor* PP, - PreprocessorFactory* PPF) { - - return new HTMLDiagnostics(prefix, PP, PPF); -} - -//===----------------------------------------------------------------------===// -// Report processing. -//===----------------------------------------------------------------------===// - -void HTMLDiagnostics::HandlePathDiagnostic(const PathDiagnostic* D) { - if (!D) - return; - - if (D->empty()) { - delete D; - return; - } - - BatchedDiags.push_back(D); -} - -HTMLDiagnostics::~HTMLDiagnostics() { - - while (!BatchedDiags.empty()) { - const PathDiagnostic* D = BatchedDiags.back(); - BatchedDiags.pop_back(); - ReportDiag(*D); - delete D; - } -} - -void HTMLDiagnostics::ReportDiag(const PathDiagnostic& D) { - - // Create the HTML directory if it is missing. - - if (!createdDir) { - createdDir = true; - std::string ErrorMsg; - Directory.createDirectoryOnDisk(true, &ErrorMsg); - - if (!Directory.isDirectory()) { - llvm::cerr << "warning: could not create directory '" - << Directory.toString() << "'\n" - << "reason: " << ErrorMsg << '\n'; - - noDir = true; - - return; - } - } - - if (noDir) - return; - - // Create a new rewriter to generate HTML. - SourceManager& SMgr = D.begin()->getLocation().getManager(); - Rewriter R(SMgr); - - // Process the path. - - unsigned n = D.size(); - unsigned max = n; - - for (PathDiagnostic::const_reverse_iterator I=D.rbegin(), E=D.rend(); - I!=E; ++I, --n) { - - HandlePiece(R, *I, n, max); - } - - // Add line numbers, header, footer, etc. - - unsigned FileID = R.getSourceMgr().getMainFileID(); - html::EscapeText(R, FileID); - html::AddLineNumbers(R, FileID); - - // If we have a preprocessor, relex the file and syntax highlight. - // We might not have a preprocessor if we come from a deserialized AST file, - // for example. - - if (PP) html::SyntaxHighlight(R, FileID, *PP); - - // FIXME: We eventually want to use PPF to create a fresh Preprocessor, - // once we have worked out the bugs. - // - // if (PPF) html::HighlightMacros(R, FileID, *PPF); - // - if (PP) html::HighlightMacros(R, FileID, *PP); - - // Get the full directory name of the analyzed file. - - const FileEntry* Entry = SMgr.getFileEntryForID(FileID); - - // This is a cludge; basically we want to append either the full - // working directory if we have no directory information. This is - // a work in progress. - - std::string DirName = ""; - - if (!llvm::sys::Path(Entry->getName()).isAbsolute()) { - llvm::sys::Path P = llvm::sys::Path::GetCurrentDirectory(); - DirName = P.toString() + "/"; - } - - // Add the name of the file as an <h1> tag. - - { - std::ostringstream os; - - os << "<h3>Bug Summary</h3>\n<table class=\"simpletable\">\n" - "<tr><td class=\"rowname\">File:</td><td>" - << html::EscapeText(DirName) - << html::EscapeText(Entry->getName()) - << "</td></tr>\n<tr><td class=\"rowname\">Location:</td><td>" - "<a href=\"#EndPath\">line " - << (*D.rbegin()).getLocation().getLogicalLineNumber() - << ", column " - << (*D.rbegin()).getLocation().getLogicalColumnNumber() - << "</a></td></tr>\n" - "<tr><td class=\"rowname\">Description:</td><td>" - << D.getDescription() << "</td></tr>\n"; - - // Output any other meta data. - - for (PathDiagnostic::meta_iterator I=D.meta_begin(), E=D.meta_end(); - I!=E; ++I) { - os << "<tr><td></td><td>" << html::EscapeText(*I) << "</td></tr>\n"; - } - - os << "</table>\n<h3>Annotated Source Code</h3>\n"; - - R.InsertStrBefore(SourceLocation::getFileLoc(FileID, 0), os.str()); - } - - // Embed meta-data tags. - - const std::string& BugDesc = D.getDescription(); - - if (!BugDesc.empty()) { - std::ostringstream os; - os << "\n<!-- BUGDESC " << BugDesc << " -->\n"; - R.InsertStrBefore(SourceLocation::getFileLoc(FileID, 0), os.str()); - } - - { - std::ostringstream os; - os << "\n<!-- BUGFILE " << DirName << Entry->getName() << " -->\n"; - R.InsertStrBefore(SourceLocation::getFileLoc(FileID, 0), os.str()); - } - - { - std::ostringstream os; - os << "\n<!-- BUGLINE " << D.back()->getLocation().getLogicalLineNumber() - << " -->\n"; - R.InsertStrBefore(SourceLocation::getFileLoc(FileID, 0), os.str()); - } - - { - std::ostringstream os; - os << "\n<!-- BUGPATHLENGTH " << D.size() << " -->\n"; - R.InsertStrBefore(SourceLocation::getFileLoc(FileID, 0), os.str()); - } - - // Add CSS, header, and footer. - - html::AddHeaderFooterInternalBuiltinCSS(R, FileID); - - // Get the rewrite buffer. - const RewriteBuffer *Buf = R.getRewriteBufferFor(FileID); - - if (!Buf) { - llvm::cerr << "warning: no diagnostics generated for main file.\n"; - return; - } - - // Create the stream to write out the HTML. - std::ofstream os; - - { - // Create a path for the target HTML file. - llvm::sys::Path F(FilePrefix); - F.makeUnique(false, NULL); - - // Rename the file with an HTML extension. - llvm::sys::Path H(F); - H.appendSuffix("html"); - F.renamePathOnDisk(H, NULL); - - os.open(H.toString().c_str()); - - if (!os) { - llvm::cerr << "warning: could not create file '" << F.toString() << "'\n"; - return; - } - } - - // Emit the HTML to disk. - - for (RewriteBuffer::iterator I = Buf->begin(), E = Buf->end(); I!=E; ++I) - os << *I; -} - -void HTMLDiagnostics::HandlePiece(Rewriter& R, - const PathDiagnosticPiece& P, - unsigned num, unsigned max) { - - // For now, just draw a box above the line in question, and emit the - // warning. - - FullSourceLoc Pos = P.getLocation(); - - if (!Pos.isValid()) - return; - - SourceManager& SM = R.getSourceMgr(); - FullSourceLoc LPos = Pos.getLogicalLoc(); - unsigned FileID = SM.getCanonicalFileID(LPos.getLocation()); - - assert (&LPos.getManager() == &SM && "SourceManagers are different!"); - - if (!SM.isFromMainFile(LPos.getLocation())) - return; - - const llvm::MemoryBuffer *Buf = SM.getBuffer(FileID); - const char* FileStart = Buf->getBufferStart(); - - - // Compute the column number. Rewind from the current position to the start - // of the line. - - unsigned ColNo = LPos.getColumnNumber(); - const char *TokLogicalPtr = LPos.getCharacterData(); - const char *LineStart = TokLogicalPtr-ColNo; - - // Only compute LineEnd if we display below a line. - const char *LineEnd = TokLogicalPtr; - - if (P.getDisplayHint() == PathDiagnosticPiece::Below) { - const char* FileEnd = Buf->getBufferEnd(); - - while (*LineEnd != '\n' && LineEnd != FileEnd) - ++LineEnd; - } - - // Compute the margin offset by counting tabs and non-tabs. - - unsigned PosNo = 0; - - for (const char* c = LineStart; c != TokLogicalPtr; ++c) - PosNo += *c == '\t' ? 8 : 1; - - // Create the html for the message. - - std::ostringstream os; - - os << "\n<tr><td class=\"num\"></td><td class=\"line\">" - << "<div id=\""; - - if (num == max) - os << "EndPath"; - else - os << "Path" << num; - - os << "\" class=\"msg\" style=\"margin-left:" - << PosNo << "ex\">"; - - if (max > 1) - os << "<span class=\"PathIndex\">[" << num << "]</span> "; - - os << html::EscapeText(P.getString()) << "</div></td></tr>"; - - // Insert the new html. - - unsigned DisplayPos = 0; - - switch (P.getDisplayHint()) { - case PathDiagnosticPiece::Above: - DisplayPos = LineStart - FileStart; - break; - case PathDiagnosticPiece::Below: - DisplayPos = LineEnd - FileStart; - break; - default: - assert (false && "Unhandled hint."); - } - - R.InsertStrBefore(SourceLocation::getFileLoc(FileID, DisplayPos), os.str()); - - // Now highlight the ranges. - - for (const SourceRange *I = P.ranges_begin(), *E = P.ranges_end(); - I != E; ++I) - HighlightRange(R, *I); -} - -void HTMLDiagnostics::HighlightRange(Rewriter& R, SourceRange Range) { - - SourceManager& SM = R.getSourceMgr(); - - SourceLocation LogicalStart = SM.getLogicalLoc(Range.getBegin()); - unsigned StartLineNo = SM.getLineNumber(LogicalStart); - - SourceLocation LogicalEnd = SM.getLogicalLoc(Range.getEnd()); - unsigned EndLineNo = SM.getLineNumber(LogicalEnd); - - if (EndLineNo < StartLineNo) - return; - - if (!SM.isFromMainFile(LogicalStart) || - !SM.isFromMainFile(LogicalEnd)) - return; - - // Compute the column number of the end. - unsigned EndColNo = SM.getColumnNumber(LogicalEnd); - unsigned OldEndColNo = EndColNo; - - if (EndColNo) { - // Add in the length of the token, so that we cover multi-char tokens. - EndColNo += Lexer::MeasureTokenLength(Range.getEnd(), SM) - 1; - } - - // Highlight the range. Make the span tag the outermost tag for the - // selected range. - - SourceLocation E = LogicalEnd.getFileLocWithOffset(EndColNo - OldEndColNo); - - html::HighlightRange(R, LogicalStart, E, - "<span class=\"mrange\">", "</span>"); -} |