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 struct {
  38     int len;
  39     DFA forward, reverse;
  40 } Search;
  41
  42 typedef void (*keyact) (void);
  43
  44 typedef struct buffer buffer;
  45
  46 extern char toprint[256], hex[256][3], message[80];
  47 extern char decstatus[], hexstatus[], *statfmt;
  48 extern char last_char, *pname, *filename;
  49 extern buffer *filedata, *cutbuffer;
  50 extern int fix_mode, look_mode, insert_mode, edit_type, finished, marking;
  51 extern long file_size, top_pos, cur_pos, mark_point;
  52 extern int scrlines, modified, new_file;
  53 extern int width, offset, realoffset, ascii_enabled;
  54
  55 #ifdef unix
  56 extern volatile int safe_update, update_required;
  57 extern void update (void);
  58 #endif
  59
  60 extern void fix_offset(void);
  61 extern long parse_num (char *buffer, int *error);
  62
  63 extern void draw_scr (void);
  64 extern int backup_file (void);
  65 extern int save_file (void);
  66
  67 extern void act_self_ins (void);
  68 extern keyact parse_action (char *);
  69
  70 extern void proc_key (void);
  71 extern void bind_key (char *, int, keyact);
  72
  73 extern Search *build_search (char *, int);
  74 void free_search(Search *s);
  75
  76 extern int get_str (char *, char *, int);
  77 extern int parse_quoted (char *);
  78 extern void suspend (void);
  79
  80 extern void read_rc (void);
  81 extern void write_default_rc (void);
  82
  83 extern buffer *buf_new_empty(void);
  84 extern buffer *buf_new_from_file(FILE *fp);
  85 extern void buf_free(buffer *buf);
  86
  87 extern void buf_insert_data(buffer *buf, void *data, int len, int pos);
  88 extern void buf_fetch_data(buffer *buf, void *data, int len, int pos);
  89 extern void buf_overwrite_data(buffer *buf, void *data, int len, int pos);
  90 extern void buf_delete(buffer *buf, int len, int pos);
  91 extern buffer *buf_cut(buffer *buf, int len, int pos);
  92 extern buffer *buf_copy(buffer *buf, int len, int pos);
  93 extern void buf_paste(buffer *buf, buffer *cutbuffer, int pos);
  94 extern int buf_length(buffer *buf);
  95
  96 extern void display_setup(void);
  97 extern void display_cleanup(void);
  98 extern void display_beep(void);
  99 extern int display_rows, display_cols;
 100 extern void display_moveto(int y, int x);
 101 extern void display_refresh(void);
 102 extern void display_write_str(char *str);
 103 extern void display_write_chars(char *str, int len);
 104 extern void display_define_colour(int colour, int fg, int bg);
 105 extern void display_set_colour(int colour);
 106 extern void display_clear_to_eol(void);
 107 extern int display_getkey(void);
 108 extern int display_input_to_flush(void);
 109 extern void display_post_error(void);
 110 extern void display_recheck_size(void);
 111
 112 #endif /* TWEAK_TWEAK_H */