ed42422d1c
Initial contributions for Linux provided in issue #1233, modified to work on both Windows and Linux. Dual support is possible by detecting the sizeof wchar_t which is different on each of these systems.
142 lines
4.7 KiB
OpenEdge ABL
142 lines
4.7 KiB
OpenEdge ABL
/* -----------------------------------------------------------------------------
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* std_wstring.i
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*
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* Typemaps for std::wstring and const std::wstring&
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* These are mapped to a C# String and are passed around by value.
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*
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* To use non-const std::wstring references use the following %apply. Note
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* that they are passed by value.
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* %apply const std::wstring & {std::wstring &};
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* ----------------------------------------------------------------------------- */
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%include <wchar.i>
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%{
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#include <string>
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%}
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%fragment("Swig_csharp_UTF16ToWString", "header") %{
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/* For converting from .NET UTF16 (2 byte unicode) strings. wchar_t is 2 bytes on Windows, 4 bytes on Linux. */
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static std::wstring Swig_csharp_UTF16ToWString(const wchar_t *str) {
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if (sizeof(wchar_t) == 2) {
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return std::wstring(str);
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} else {
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const unsigned short *pBegin((const unsigned short *)(str));
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const unsigned short *ptr(pBegin);
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while (*ptr != 0)
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++ptr;
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std::wstring result;
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result.reserve(ptr - pBegin);
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while(pBegin != ptr)
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result.push_back(*pBegin++);
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return result;
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}
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}
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%}
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namespace std {
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%naturalvar wstring;
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class wstring;
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// wstring
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%typemap(ctype, out="void *") wstring "wchar_t *"
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%typemap(imtype,
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inattributes="[global::System.Runtime.InteropServices.MarshalAs(global::System.Runtime.InteropServices.UnmanagedType.LPWStr)]",
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outattributes="[return: global::System.Runtime.InteropServices.MarshalAs(global::System.Runtime.InteropServices.UnmanagedType.LPWStr)]"
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) wstring "string"
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%typemap(cstype) wstring "string"
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%typemap(csdirectorin) wstring "$iminput"
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%typemap(csdirectorout) wstring "$cscall"
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%typemap(in, canthrow=1, fragment="Swig_csharp_UTF16ToWString") wstring
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%{ if (!$input) {
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SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null wstring", 0);
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return $null;
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}
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$1 = Swig_csharp_UTF16ToWString($input); %}
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%typemap(out) wstring %{ $result = SWIG_csharp_wstring_with_length_callback($1.c_str(), (int)$1.size()); %}
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%typemap(directorout, canthrow=1) wstring
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%{ if (!$input) {
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SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null wstring", 0);
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return $null;
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}
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$result.assign($input); %}
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%typemap(directorin) wstring %{ $input = SWIG_csharp_wstring_with_length_callback($1.c_str(), (int)$1.size()); %}
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%typemap(csin) wstring "$csinput"
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%typemap(csout, excode=SWIGEXCODE) wstring {
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string ret = $imcall;$excode
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return ret;
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}
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%typemap(typecheck) wstring = wchar_t *;
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%typemap(throws, canthrow=1) wstring
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%{ std::string message($1.begin(), $1.end());
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SWIG_CSharpSetPendingException(SWIG_CSharpApplicationException, message.c_str());
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return $null; %}
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// const wstring &
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%typemap(ctype, out="void *") const wstring & "wchar_t *"
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%typemap(imtype,
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inattributes="[global::System.Runtime.InteropServices.MarshalAs(global::System.Runtime.InteropServices.UnmanagedType.LPWStr)]",
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outattributes="[return: global::System.Runtime.InteropServices.MarshalAs(global::System.Runtime.InteropServices.UnmanagedType.LPWStr)]"
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) const wstring & "string"
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%typemap(cstype) const wstring & "string"
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%typemap(csdirectorin) const wstring & "$iminput"
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%typemap(csdirectorout) const wstring & "$cscall"
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%typemap(in, canthrow=1, fragment="Swig_csharp_UTF16ToWString") const wstring &
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%{ if (!$input) {
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SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null wstring", 0);
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return $null;
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}
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std::wstring $1_str(Swig_csharp_UTF16ToWString($input));
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$1 = &$1_str; %}
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%typemap(out) const wstring & %{ $result = SWIG_csharp_wstring_with_length_callback($1->c_str(), (int)$1->size()); %}
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%typemap(csin) const wstring & "$csinput"
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%typemap(csout, excode=SWIGEXCODE) const wstring & {
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string ret = $imcall;$excode
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return ret;
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}
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%typemap(directorout, canthrow=1, warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const wstring &
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%{ if (!$input) {
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SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null wstring", 0);
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return $null;
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}
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/* possible thread/reentrant code problem */
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static std::wstring $1_str;
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$1_str = $input;
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$result = &$1_str; %}
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%typemap(directorin) const wstring & %{ $input = SWIG_csharp_wstring_with_length_callback($1.c_str(), (int)$1->size()); %}
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%typemap(csvarin, excode=SWIGEXCODE2) const wstring & %{
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set {
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$imcall;$excode
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} %}
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%typemap(csvarout, excode=SWIGEXCODE2) const wstring & %{
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get {
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string ret = $imcall;$excode
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return ret;
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} %}
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%typemap(typecheck) const wstring & = wchar_t *;
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%typemap(throws, canthrow=1) const wstring &
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%{ std::string message($1.begin(), $1.end());
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SWIG_CSharpSetPendingException(SWIG_CSharpApplicationException, message.c_str());
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return $null; %}
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}
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