utf8.hon commit ref-filter: move get_head_description() from branch.c (d4919bb)
   1#ifndef GIT_UTF8_H
   2#define GIT_UTF8_H
   3
   4typedef unsigned int ucs_char_t;  /* assuming 32bit int */
   5
   6size_t display_mode_esc_sequence_len(const char *s);
   7int utf8_width(const char **start, size_t *remainder_p);
   8int utf8_strnwidth(const char *string, int len, int skip_ansi);
   9int utf8_strwidth(const char *string);
  10int is_utf8(const char *text);
  11int is_encoding_utf8(const char *name);
  12int same_encoding(const char *, const char *);
  13__attribute__((format (printf, 2, 3)))
  14int utf8_fprintf(FILE *, const char *, ...);
  15
  16extern const char utf8_bom[];
  17extern int skip_utf8_bom(char **, size_t);
  18
  19void strbuf_add_wrapped_text(struct strbuf *buf,
  20                const char *text, int indent, int indent2, int width);
  21void strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len,
  22                             int indent, int indent2, int width);
  23void strbuf_utf8_replace(struct strbuf *sb, int pos, int width,
  24                         const char *subst);
  25
  26#ifndef NO_ICONV
  27char *reencode_string_iconv(const char *in, size_t insz,
  28                            iconv_t conv, int *outsz);
  29char *reencode_string_len(const char *in, int insz,
  30                          const char *out_encoding,
  31                          const char *in_encoding,
  32                          int *outsz);
  33#else
  34static inline char *reencode_string_len(const char *a, int b,
  35                                        const char *c, const char *d, int *e)
  36{ if (e) *e = 0; return NULL; }
  37#endif
  38
  39static inline char *reencode_string(const char *in,
  40                                    const char *out_encoding,
  41                                    const char *in_encoding)
  42{
  43        return reencode_string_len(in, strlen(in),
  44                                   out_encoding, in_encoding,
  45                                   NULL);
  46}
  47
  48int mbs_chrlen(const char **text, size_t *remainder_p, const char *encoding);
  49
  50/*
  51 * Returns true if the path would match ".git" after HFS case-folding.
  52 * The path should be NUL-terminated, but we will match variants of both ".git\0"
  53 * and ".git/..." (but _not_ ".../.git"). This makes it suitable for both fsck
  54 * and verify_path().
  55 */
  56int is_hfs_dotgit(const char *path);
  57
  58typedef enum {
  59        ALIGN_LEFT,
  60        ALIGN_MIDDLE,
  61        ALIGN_RIGHT
  62} align_type;
  63
  64/*
  65 * Align the string given and store it into a strbuf as per the
  66 * 'position' and 'width'. If the given string length is larger than
  67 * 'width' than then the input string is not truncated and no
  68 * alignment is done.
  69 */
  70void strbuf_utf8_align(struct strbuf *buf, align_type position, unsigned int width,
  71                       const char *s);
  72
  73#endif