mdw@git.distorted.org.uk Git - sgt/tweak/blob - tweak.h

   1 #ifndef TWEAK_TWEAK_H
   2 #define TWEAK_TWEAK_H
   3
   4 #ifndef FALSE
   5 #define FALSE 0
   6 #endif
   7 #ifndef TRUE
   8 #define TRUE 1
   9 #endif
  10
  11 #define EVER ;;
  12
  13 #ifdef MSDOS
  14 #define ABORT 34                       /* scan code for ^G */
  15 #else
  16 #define ABORT 7                        /* character code for ^G */
  17 #endif
  18
  19 #define VER "3.00"                     /* version */
  20
  21 #define SEARCH_BLK 65536               /* so can this */
  22 #define SAVE_BLKSIZ 32768              /* and this too */
  23
  24 #define COL_BUFFER 0                   /* normal buffer colour */
  25 #define COL_SELECT 1                   /* selected-area colour */
  26 #define COL_STATUS 2                   /* status-line colour */
  27 #define COL_ESCAPE 3                   /* escape sequences in minibuffer */
  28 #define COL_INVALID 4                  /* invalid escape sequence in m/b */
  29 #define COL_MINIBUF COL_BUFFER         /* these should be the same */
  30
  31 #define NULL4   NULL,  NULL,  NULL,  NULL
  32 #define NULL16  NULL4, NULL4, NULL4, NULL4
  33 #define NULL64  NULL16,NULL16,NULL16,NULL16
  34 #define NULL256 NULL64,NULL64,NULL64,NULL64
  35
  36 typedef int (*DFA)[256];
  37 typedef void (*keyact) (void);
  38
  39 typedef struct buffer buffer;
  40
  41 extern char toprint[256], hex[256][3], message[80];
  42 extern char decstatus[], hexstatus[], *statfmt;
  43 extern char last_char, *pname, *filename;
  44 extern buffer *filedata, *cutbuffer;
  45 extern int fix_mode, look_mode, insert_mode, edit_type, finished, marking;
  46 extern long file_size, top_pos, cur_pos, mark_point;
  47 extern int scrlines, modified, new_file;
  48 extern int width, offset, realoffset, ascii_enabled;
  49
  50 #ifdef unix
  51 extern volatile int safe_update, update_required;
  52 extern void update (void);
  53 #endif
  54
  55 extern void fix_offset(void);
  56 extern long parse_num (char *buffer, int *error);
  57
  58 extern void draw_scr (void);
  59 extern int backup_file (void);
  60 extern int save_file (void);
  61
  62 extern void act_self_ins (void);
  63 extern keyact parse_action (char *);
  64
  65 extern void proc_key (void);
  66 extern void bind_key (char *, int, keyact);
  67
  68 extern DFA build_dfa (char *, int);
  69 extern DFA last_dfa (void);
  70 extern int last_len (void);
  71
  72 extern int get_str (char *, char *, int);
  73 extern int parse_quoted (char *);
  74 extern void suspend (void);
  75
  76 extern void read_rc (void);
  77 extern void write_default_rc (void);
  78
  79 extern buffer *buf_new_empty(void);
  80 extern buffer *buf_new_from_file(FILE *fp);
  81 extern void buf_free(buffer *buf);
  82
  83 extern void buf_insert_data(buffer *buf, void *data, int len, int pos);
  84 extern void buf_fetch_data(buffer *buf, void *data, int len, int pos);
  85 extern void buf_overwrite_data(buffer *buf, void *data, int len, int pos);
  86 extern void buf_delete(buffer *buf, int len, int pos);
  87 extern buffer *buf_cut(buffer *buf, int len, int pos);
  88 extern buffer *buf_copy(buffer *buf, int len, int pos);
  89 extern void buf_paste(buffer *buf, buffer *cutbuffer, int pos);
  90 extern int buf_length(buffer *buf);
  91
  92 extern void display_setup(void);
  93 extern void display_cleanup(void);
  94 extern void display_beep(void);
  95 extern int display_rows, display_cols;
  96 extern void display_moveto(int y, int x);
  97 extern void display_refresh(void);
  98 extern void display_write_str(char *str);
  99 extern void display_write_chars(char *str, int len);
 100 extern void display_define_colour(int colour, int fg, int bg);
 101 extern void display_set_colour(int colour);
 102 extern void display_clear_to_eol(void);
 103 extern int display_getkey(void);
 104 extern int display_input_to_flush(void);
 105 extern void display_post_error(void);
 106 extern void display_recheck_size(void);
 107
 108 #endif /* TWEAK_TWEAK_H */