42 lines
1.1 KiB
OpenEdge ABL
42 lines
1.1 KiB
OpenEdge ABL
/* -----------------------------------------------------------------------------
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* wchar.i
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*
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* Typemaps for the wchar_t type
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* These are mapped to a Lua string and are passed around by value.
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* ----------------------------------------------------------------------------- */
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// note: only support for pointer right now, not fixed length strings
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// TODO: determine how long a const wchar_t* is so we can write wstr2str()
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// & do the output typemap
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%{
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#include <stdlib.h>
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wchar_t* str2wstr(const char *str, int len)
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{
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wchar_t* p;
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if (str==0 || len<1) return 0;
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p=(wchar_t *)malloc((len+1)*sizeof(wchar_t));
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if (p==0) return 0;
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if (mbstowcs(p, str, len)==(size_t)-1)
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{
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free(p);
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return 0;
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}
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p[len]=0;
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return p;
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}
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%}
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%typemap(in, checkfn="SWIG_lua_isnilstring", fragment="SWIG_lua_isnilstring") wchar_t *
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%{
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$1 = str2wstr(lua_tostring( L, $input ),lua_rawlen( L, $input ));
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if ($1==0) {SWIG_Lua_pushferrstring(L,"Error in converting to wchar (arg %d)",$input);goto fail;}
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%}
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%typemap(freearg) wchar_t *
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%{
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free($1);
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%}
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%typemap(typecheck) wchar_t * = char *;
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