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1 | // |
2 | // Copyright (c) 2012 Artyom Beilis (Tonkikh) | |
3 | // | |
4 | // Distributed under the Boost Software License, Version 1.0. (See | |
20effc67 | 5 | // accompanying file LICENSE or copy at |
f67539c2 TL |
6 | // http://www.boost.org/LICENSE_1_0.txt) |
7 | // | |
8 | #ifndef BOOST_NOWIDE_CSTDLIB_HPP_INCLUDED | |
9 | #define BOOST_NOWIDE_CSTDLIB_HPP_INCLUDED | |
10 | ||
11 | #include <boost/nowide/config.hpp> | |
12 | #if !defined(BOOST_WINDOWS) | |
13 | #include <cstdlib> | |
14 | #endif | |
15 | ||
16 | namespace boost { | |
17 | namespace nowide { | |
18 | #if !defined(BOOST_WINDOWS) && !defined(BOOST_NOWIDE_DOXYGEN) | |
19 | using std::getenv; | |
20 | using std::system; | |
21 | #else | |
22 | /// | |
23 | /// \brief UTF-8 aware getenv. Returns 0 if the variable is not set. | |
24 | /// | |
25 | /// This function is not thread safe or reenterable as defined by the standard library | |
26 | /// | |
27 | BOOST_NOWIDE_DECL char* getenv(const char* key); | |
28 | ||
29 | /// | |
30 | /// Same as std::system but cmd is UTF-8. | |
31 | /// | |
32 | BOOST_NOWIDE_DECL int system(const char* cmd); | |
33 | ||
34 | #endif | |
35 | /// | |
36 | /// \brief Set environment variable \a key to \a value | |
37 | /// | |
38 | /// if overwrite is not 0, that the old value is always overwritten, otherwise, | |
39 | /// if the variable exists it remains unchanged | |
40 | /// | |
41 | /// \a key and \a value are UTF-8 on Windows | |
42 | /// \return zero on success, else nonzero | |
43 | /// | |
44 | BOOST_NOWIDE_DECL int setenv(const char* key, const char* value, int overwrite); | |
45 | ||
46 | /// | |
47 | /// \brief Remove environment variable \a key | |
48 | /// | |
49 | /// \a key is UTF-8 on Windows | |
50 | /// \return zero on success, else nonzero | |
51 | /// | |
52 | BOOST_NOWIDE_DECL int unsetenv(const char* key); | |
53 | ||
54 | /// | |
55 | /// \brief Adds or changes an environment variable, \a string must be in format KEY=VALUE | |
56 | /// | |
57 | /// \a string MAY become part of the environment, hence changes to the value MAY change | |
58 | /// the environment. For portability it is hence recommended NOT to change it. | |
59 | /// \a string is UTF-8 on Windows | |
60 | /// \return zero on success, else nonzero | |
61 | /// | |
62 | BOOST_NOWIDE_DECL int putenv(char* string); | |
63 | ||
64 | } // namespace nowide | |
65 | } // namespace boost | |
66 | ||
67 | #endif |