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//===-- STLUtils.h ----------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_STLUtils_h_
#define liblldb_STLUtils_h_
#if defined(__cplusplus)
#include <string.h>
#include <map>
#include <ostream>
#include <vector>
//----------------------------------------------------------------------
// C string less than compare function object
//----------------------------------------------------------------------
struct CStringCompareFunctionObject
{
bool operator() (const char* s1, const char* s2) const
{
return strcmp(s1, s2) < 0;
}
};
//----------------------------------------------------------------------
// C string equality function object (binary predicate).
//----------------------------------------------------------------------
struct CStringEqualBinaryPredicate
{
bool operator()(const char* s1, const char* s2) const
{
return strcmp(s1, s2) == 0;
}
};
//----------------------------------------------------------------------
// Templated type for finding an entry in a std::map<F,S> whose value
// is equal to something
//----------------------------------------------------------------------
template <class F, class S>
class ValueEquals
{
private:
S second_value;
public:
ValueEquals (const S& val) : second_value(val)
{}
// Compare the second item
bool operator() (std::pair<const F, S> elem)
{
return elem.second == second_value;
}
};
template <class T>
inline void PrintAllCollectionElements (std::ostream &s, const T& coll, const char* header_cstr=NULL, const char* separator_cstr=" ")
{
typename T::const_iterator pos;
if (header_cstr)
s << header_cstr;
for (pos=coll.begin(); pos!=coll.end(); ++pos) {
s << *pos << separator_cstr;
}
s << std::endl;
}
// The function object below can be used to delete a STL container that
// contains C++ object pointers.
//
// Usage: std::for_each(vector.begin(), vector.end(), for_each_delete());
struct for_each_cplusplus_delete
{
template <typename T>
void operator()(T *ptr){ delete ptr;}
};
typedef std::vector<std::string> STLStringArray;
typedef std::vector<const char *> CStringArray;
#endif // #if defined(__cplusplus)
#endif // liblldb_STLUtils_h_
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