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#ifndef GU_UCS_H_
#define GU_UCS_H_
#include <gu/defs.h>
#include <gu/exn.h>
#include <gu/assert.h>
#if defined(__STDC_ISO_10646__) && WCHAR_MAX >= 0x10FFFF
#include <wchar.h>
#define GU_UCS_WCHAR
typedef wchar_t GuUCS;
#else
typedef int32_t GuUCS;
#endif
#define GU_UCS_MAX ((GuUCS)(0x10FFFF))
GU_API_DECL bool
gu_char_is_valid(char c);
inline bool
gu_ucs_valid(GuUCS ucs)
{
return ucs >= 0 && ucs <= GU_UCS_MAX;
}
GU_API_DECL GuUCS
gu_char_ucs(char c);
GU_API_DECL char
gu_ucs_char(GuUCS uc, GuExn* err);
GU_API_DECL size_t
gu_str_to_ucs(const char* cbuf, size_t len, GuUCS* ubuf, GuExn* err);
GU_API_DECL size_t
gu_ucs_to_str(const GuUCS* ubuf, size_t len, char* cbuf, GuExn* err);
GU_API_DECL bool gu_ucs_is_upper(GuUCS c);
GU_API_DECL bool gu_ucs_is_digit(GuUCS c);
GU_API_DECL bool gu_ucs_is_alpha(GuUCS c);
GU_API_DECL bool gu_ucs_is_cntrl(GuUCS c);
GU_API_DECL bool gu_ucs_is_space(GuUCS c);
GU_API_DECL bool gu_ucs_is_print(GuUCS c);
GU_API_DECL bool gu_ucs_is_lower(GuUCS c);
GU_API_DECL bool gu_ucs_is_alnum(GuUCS c);
GU_API_DECL GuUCS gu_ucs_to_lower(GuUCS c);
GU_API_DECL GuUCS gu_ucs_to_upper(GuUCS c);
GU_API_DECL GuUCS gu_ucs_to_title(GuUCS c);
GU_API_DECL int gu_ucs_is_gencat(GuUCS wc);
#endif // GU_ISO10646_H_
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