Commit | Line | Data |
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920dae64 AT |
1 | // |
2 | // SWIG typemaps for std::string types | |
3 | // Luigi Ballabio | |
4 | // Apr 8, 2002 | |
5 | // | |
6 | // MzScheme implementation | |
7 | ||
8 | // ------------------------------------------------------------------------ | |
9 | // std::string is typemapped by value | |
10 | // This can prevent exporting methods which return a string | |
11 | // in order for the user to modify it. | |
12 | // However, I think I'll wait until someone asks for it... | |
13 | // ------------------------------------------------------------------------ | |
14 | ||
15 | %include exception.i | |
16 | ||
17 | %{ | |
18 | #include <string> | |
19 | %} | |
20 | ||
21 | namespace std { | |
22 | ||
23 | class string; | |
24 | ||
25 | /* Overloading check */ | |
26 | ||
27 | %typemap(typecheck) string = char *; | |
28 | %typemap(typecheck) const string & = char *; | |
29 | ||
30 | %typemap(in) string { | |
31 | if (SCHEME_STRINGP($input)) | |
32 | $1 = std::string(SCHEME_STR_VAL($input)); | |
33 | else | |
34 | SWIG_exception(SWIG_TypeError, "string expected"); | |
35 | } | |
36 | ||
37 | %typemap(in) const string & (std::string temp) { | |
38 | if (SCHEME_STRINGP($input)) { | |
39 | temp = std::string(SCHEME_STR_VAL($input)); | |
40 | $1 = &temp; | |
41 | } else { | |
42 | SWIG_exception(SWIG_TypeError, "string expected"); | |
43 | } | |
44 | } | |
45 | ||
46 | %typemap(out) string { | |
47 | $result = scheme_make_string($1.c_str()); | |
48 | } | |
49 | ||
50 | %typemap(out) const string & { | |
51 | $result = scheme_make_string($1->c_str()); | |
52 | } | |
53 | ||
54 | } | |
55 | ||
56 |