0a6a1f1d05
This brings our tree to NetBSD 7.0, as found on -current on the 10-10-2015. This updates: - LLVM to 3.6.1 - GCC to GCC 5.1 - Replace minix/commands/zdump with usr.bin/zdump - external/bsd/libelf has moved to /external/bsd/elftoolchain/ - Import ctwm - Drop sprintf from libminc Change-Id: I149836ac18e9326be9353958bab9b266efb056f0
75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
#ifndef LLVM_CLANG_LIB_ANALYSIS_FORMATSTRINGPARSING_H
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#define LLVM_CLANG_LIB_ANALYSIS_FORMATSTRINGPARSING_H
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#include "clang/AST/ASTContext.h"
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#include "clang/AST/Type.h"
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#include "clang/Analysis/Analyses/FormatString.h"
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#include "llvm/Support/raw_ostream.h"
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namespace clang {
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class LangOptions;
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template <typename T>
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class UpdateOnReturn {
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T &ValueToUpdate;
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const T &ValueToCopy;
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public:
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UpdateOnReturn(T &valueToUpdate, const T &valueToCopy)
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: ValueToUpdate(valueToUpdate), ValueToCopy(valueToCopy) {}
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~UpdateOnReturn() {
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ValueToUpdate = ValueToCopy;
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}
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};
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namespace analyze_format_string {
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OptionalAmount ParseAmount(const char *&Beg, const char *E);
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OptionalAmount ParseNonPositionAmount(const char *&Beg, const char *E,
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unsigned &argIndex);
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OptionalAmount ParsePositionAmount(FormatStringHandler &H,
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const char *Start, const char *&Beg,
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const char *E, PositionContext p);
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bool ParseFieldWidth(FormatStringHandler &H,
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FormatSpecifier &CS,
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const char *Start, const char *&Beg, const char *E,
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unsigned *argIndex);
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bool ParseArgPosition(FormatStringHandler &H,
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FormatSpecifier &CS, const char *Start,
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const char *&Beg, const char *E);
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/// Returns true if a LengthModifier was parsed and installed in the
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/// FormatSpecifier& argument, and false otherwise.
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bool ParseLengthModifier(FormatSpecifier &FS, const char *&Beg, const char *E,
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const LangOptions &LO, bool IsScanf = false);
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template <typename T> class SpecifierResult {
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T FS;
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const char *Start;
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bool Stop;
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public:
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SpecifierResult(bool stop = false)
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: Start(nullptr), Stop(stop) {}
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SpecifierResult(const char *start,
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const T &fs)
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: FS(fs), Start(start), Stop(false) {}
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const char *getStart() const { return Start; }
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bool shouldStop() const { return Stop; }
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bool hasValue() const { return Start != nullptr; }
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const T &getValue() const {
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assert(hasValue());
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return FS;
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}
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const T &getValue() { return FS; }
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};
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} // end analyze_format_string namespace
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} // end clang namespace
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#endif
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