/* gunicode.h - Unicode manipulation functions * * Copyright (C) 1999, 2000 Tom Tromey * Copyright 2000, 2005 Red Hat, Inc. */ #pragma once #include <stdint.h> #include <stdbool.h> #include <stdlib.h> char *utf8_prev_char (const char *p); extern const char utf8_skip_data[256]; /** * g_utf8_next_char: * @p: Pointer to the start of a valid UTF-8 character * * Skips to the next character in a UTF-8 string. The string must be * valid; this macro is as fast as possible, and has no error-checking. * You would use this macro to iterate over a string character by * character. The macro returns the start of the next UTF-8 character. * Before using this macro, use g_utf8_validate() to validate strings * that may contain invalid UTF-8. */ #define utf8_next_char(p) (char *)((p) + utf8_skip_data[*(const unsigned char *)(p)]) bool unichar_iswide (uint32_t c);