forked from OSchip/llvm-project
35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
//===--- Pragma.cpp - Pragma registration and handling --------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Chris Lattner and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the PragmaHandler and PragmaTable interfaces.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Lex/Pragma.h"
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#include "clang/Lex/Preprocessor.h"
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using namespace llvm;
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using namespace clang;
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// Out-of-line destructor to provide a home for the class.
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PragmaHandler::~PragmaHandler() {
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}
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void PragmaNamespace::HandlePragma(Preprocessor &PP, LexerToken &Tok) {
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// Read the 'namespace' that the directive is in, e.g. STDC. Do not macro
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// expand it, the user can have a STDC #define, that should not affect this.
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PP.LexUnexpandedToken(Tok);
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// Get the handler for this token. If there is no handler, ignore the pragma.
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PragmaHandler *Handler = FindHandler(Tok.getIdentifierInfo(), false);
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if (Handler == 0) return;
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// Otherwise, pass it down.
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Handler->HandlePragma(PP, Tok);
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}
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