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/************************************************************************
* This program is Copyright (C) 1986-1996 by Jonathan Payne. JOVE is *
* provided to you without charge, and with no warranty. You may give *
* away copies of JOVE, including sources, provided that this notice is *
* included in all the files. *
************************************************************************/
#ifdef HIGHLIGHTING
typedef struct LErange {
unsigned
start, /* starting column for highlighting */
width; /* width of highlighting */
void (*norm) ptrproto((bool));
void (*high) ptrproto((bool));
} *LineEffects;
#define NOEFFECT ((LineEffects) NULL)
extern void US_effect proto((bool));
#else /* !HIGHLIGHTING */
typedef bool LineEffects; /* standout or not */
#define NOEFFECT NO
#endif /* !HIGHLIGHTING */
struct screenline {
char
*s_line,
*s_roof; /* character after last */
LineEffects s_effects;
};
extern struct screenline
*Screen,
*Curline;
extern char *cursend;
extern int
AbortCnt,
CapLine, /* cursor line and cursor column */
CapCol;
extern bool
BufSwrite proto((int linenum)),
swrite proto((char *line, LineEffects hl, bool abortable));
extern LineEffects
WindowRange proto((Window *w));
extern void
Placur proto((int line,int col)),
cl_eol proto((void)),
cl_scr proto((bool doit)),
clrline proto((char *cp1,char *cp2)),
i_set proto((int nline,int ncol)),
make_scr proto((void)),
v_ins_line proto ((int num, int top, int bottom)),
v_del_line proto ((int num, int top, int bottom)),
SO_effect proto((bool)),
SO_off proto((void));
#define TABDIST(col) (tabstop - (col)%tabstop) /* cols to next tabstop */
/* Variables: */
extern int tabstop; /* VAR: expand tabs to this number of spaces */
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