__strumbs.h

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#ifndef __DCL_UNIX_WCS_H__
#define __DCL_UNIX_WCS_H__      20110117

 
__DCL_BEGIN_NAMESPACE
 
String __mbstostr(const char* _src, size_t n = (size_t) -1)
        __DCL_THROWS1(CharsetConvertException*);
 
// nt: not throw
// ER: error return
 
size_t __mbstostr_nt(const char* _mbs, size_t _nmbs, String& _str);
size_t __strtombs_nt(const String& _str, char* _mbs, size_t _nmbs);
 
#define MBSTOSTR_ER(mbs, nmbs, str) \
    if (__mbstostr_nt(mbs, nmbs, str) == (size_t)-1) { \
        errno = EILSEQ; \
        return -1; \
    }
 
#define STRTOMBS(str, mbs) \
    size_t n##mbs = __strtombs_nt(str, NULL, (size_t)-1); \
    char* mbs = NULL; \
    if (n##mbs != (size_t)-1) { \
        mbs = (char*)alloca((n##mbs + 1) * sizeof(char)); \
        n##mbs = __strtombs_nt(str, mbs, n##mbs + 1); \
    }
 
#define STRTOMBS_ER(str, mbs) \
    STRTOMBS(str, mbs) \
    else { \
        errno = EILSEQ; \
        return -1; \
    }
 
__DCL_END_NAMESPACE
 
#endif          // __DCL_UNIX_WCS_H__