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git/utf8.h
Jiang Xin c082196575 Add utf8_fprintf helper that returns correct number of columns
Since command usages can be translated, they may include utf-8
encoded strings, and the output in console may not align well any
more. This is because strlen() is different from strwidth() on utf-8
strings.

A wrapper utf8_fprintf() can help to return the correct number of
columns required.

Signed-off-by: Jiang Xin <worldhello.net@gmail.com>
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Reviewed-by: Torsten Bögershausen <tboegi@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-02-11 11:29:45 -08:00

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C

#ifndef GIT_UTF8_H
#define GIT_UTF8_H
typedef unsigned int ucs_char_t; /* assuming 32bit int */
int utf8_width(const char **start, size_t *remainder_p);
int utf8_strwidth(const char *string);
int is_utf8(const char *text);
int is_encoding_utf8(const char *name);
int same_encoding(const char *, const char *);
int utf8_fprintf(FILE *, const char *, ...);
int strbuf_add_wrapped_text(struct strbuf *buf,
const char *text, int indent, int indent2, int width);
int strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len,
int indent, int indent2, int width);
#ifndef NO_ICONV
char *reencode_string_iconv(const char *in, size_t insz, iconv_t conv);
char *reencode_string(const char *in, const char *out_encoding, const char *in_encoding);
#else
#define reencode_string(a,b,c) NULL
#endif
#endif