external/bsd/nvi/dist/common/conv.h

   1 /*      $NetBSD: conv.h,v 1.2 2013/11/22 15:52:05 christos Exp $        */
   2 #define KEY_COL(sp, ch)                                                 \
   3         (INTISWIDE(ch) ?                                                \
   4             (CHAR_WIDTH(sp, ch) >= 0) ?                                 \
   5                (size_t)CHAR_WIDTH(sp, ch) : 1 /* extra space */         \
   6             : KEY_LEN(sp,ch))
   7
   8 struct _conv_win {
   9     void    *bp1;
  10     size_t   blen1;
  11 };
  12
  13 typedef int (*char2wchar_t)
  14     (SCR *, const char *, ssize_t, struct _conv_win *, size_t *, const CHAR_T **);
  15 typedef int (*wchar2char_t)
  16     (SCR *, const CHAR_T *, ssize_t, struct _conv_win *, size_t *, const char **);
  17
  18 struct _conv {
  19         char2wchar_t    sys2int;
  20         wchar2char_t    int2sys;
  21         char2wchar_t    file2int;
  22         wchar2char_t    int2file;
  23         char2wchar_t    input2int;
  24         wchar2char_t    int2disp;
  25 };
  26 void conv_init __P((SCR *, SCR *));
  27 int conv_enc __P((SCR *, int, const char *));