1/*
2 * Copyright (c) 2001-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Nathan Binkert
29 * Steve Reinhardt
30 */
31
32#ifndef __STR_HH__
33#define __STR_HH__
34
35#include <cctype>
36#include <cstring>
37#include <sstream>
38#include <string>
39#include <vector>
40
41template<class> class Hash;
42template<>
43class Hash<std::string> {
44public:
45 unsigned operator()(const std::string &s) {
46 std::string::const_iterator i = s.begin();
47 std::string::const_iterator end = s.end();
48 unsigned hash = 5381;
49
50 while (i < end)
51 hash = ((hash << 5) + hash) + *i++;
52
53 return hash;
54 }
55};
56
57inline void
58eat_lead_white(std::string &s)
59{
60 std::string::size_type off = s.find_first_not_of(' ');
61 if (off != std::string::npos) {
62 std::string::iterator begin = s.begin();
63 s.erase(begin, begin + off);
64 }

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82inline std::string
83to_lower(const std::string &s)
84{
85 std::string lower;
86 int len = s.size();
87
88 lower.reserve(len);
89
90 for (int i = 0; i < len; ++i)
91 lower.push_back(tolower(s[i]));
92
93 return lower;
94}
95
96// Split the string s into lhs and rhs on the first occurence of the
97// character c.
98bool
99split_first(const std::string &s, std::string &lhs, std::string &rhs, char c);

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106// Tokenize the string <s> splitting on the character <token>, and
107// place the result in the string vector <vector>. If <ign> is true,
108// then empty result strings (due to trailing tokens, or consecutive
109// tokens) are skipped.
110void
111tokenize(std::vector<std::string> &vector, const std::string &s,
112 char token, bool ign = true);
113
114template <class T> bool
115to_number(const std::string &value, T &retval);
116
117template <class T>
118inline std::string
119to_string(const T &value)
120{
121 std::stringstream str;
122 str << value;
123 return str.str();
124}
125
126// Put quotes around string arg if it contains spaces.
127inline std::string
128quote(const std::string &s)
129{
130 std::string ret;
131 bool quote = s.find(' ') != std::string::npos;
132
133 if (quote)

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167 */
168inline bool
169startswith(const std::string &s, const std::string &prefix)
170{
171 return (s.compare(0, prefix.size(), prefix) == 0);
172}
173
174
175#endif //__STR_HH__