1 cfabc3ed 2003-11-23 devnull #include <u.h>
  2 cfabc3ed 2003-11-23 devnull #include <libc.h>
  3 cfabc3ed 2003-11-23 devnull #include <ctype.h>
  4 cfabc3ed 2003-11-23 devnull #include <draw.h>
  5 cfabc3ed 2003-11-23 devnull #include <thread.h>
  6 cfabc3ed 2003-11-23 devnull #include <mouse.h>
  7 cfabc3ed 2003-11-23 devnull #include <cursor.h>
  8 cfabc3ed 2003-11-23 devnull #include <keyboard.h>
  9 cfabc3ed 2003-11-23 devnull #include <frame.h>
 10 cfabc3ed 2003-11-23 devnull #include <plumb.h>
 11 cfabc3ed 2003-11-23 devnull #include <termios.h>
 12 cfabc3ed 2003-11-23 devnull 
 13 cfabc3ed 2003-11-23 devnull #define fatal	sysfatal
 14 cfabc3ed 2003-11-23 devnull 
 15 cfabc3ed 2003-11-23 devnull typedef struct Text	Text;
 16 cfabc3ed 2003-11-23 devnull typedef struct Readbuf	Readbuf;
 17 cfabc3ed 2003-11-23 devnull 
 18 cfabc3ed 2003-11-23 devnull enum
 19 cfabc3ed 2003-11-23 devnull {
 20 cfabc3ed 2003-11-23 devnull 	/* these are chosen to use malloc()'s properties well */
 21 cfabc3ed 2003-11-23 devnull 	HiWater	= 640000,	/* max size of history */
 22 cfabc3ed 2003-11-23 devnull 	LoWater	= 330000,	/* min size of history after max'ed */
 23 cfabc3ed 2003-11-23 devnull };
 24 cfabc3ed 2003-11-23 devnull 
 25 cfabc3ed 2003-11-23 devnull /* various geometric paramters */
 26 cfabc3ed 2003-11-23 devnull enum
 27 cfabc3ed 2003-11-23 devnull {
 28 cfabc3ed 2003-11-23 devnull 	Scrollwid 	= 12,		/* width of scroll bar */
 29 cfabc3ed 2003-11-23 devnull 	Scrollgap 	= 4,		/* gap right of scroll bar */
 30 cfabc3ed 2003-11-23 devnull 	Maxtab		= 4,
 31 cfabc3ed 2003-11-23 devnull };
 32 cfabc3ed 2003-11-23 devnull 
 33 cfabc3ed 2003-11-23 devnull enum
 34 cfabc3ed 2003-11-23 devnull {
 35 cfabc3ed 2003-11-23 devnull 	Cut,
 36 cfabc3ed 2003-11-23 devnull 	Paste,
 37 cfabc3ed 2003-11-23 devnull 	Snarf,
 38 cfabc3ed 2003-11-23 devnull 	Send,
 39 cfabc3ed 2003-11-23 devnull 	Scroll,
 40 cfabc3ed 2003-11-23 devnull 	Plumb,
 41 cfabc3ed 2003-11-23 devnull };
 42 cfabc3ed 2003-11-23 devnull 
 43 cfabc3ed 2003-11-23 devnull 
 44 cfabc3ed 2003-11-23 devnull #define	SCROLLKEY	Kdown
 45 cfabc3ed 2003-11-23 devnull #define	ESC		0x1B
 46 cfabc3ed 2003-11-23 devnull #define CUT		0x18	/* ctrl-x */		
 47 cfabc3ed 2003-11-23 devnull #define COPY		0x03	/* crtl-c */
 48 cfabc3ed 2003-11-23 devnull #define PASTE		0x16	/* crtl-v */
 49 cfabc3ed 2003-11-23 devnull #define BACKSCROLLKEY	Kup
 50 cfabc3ed 2003-11-23 devnull 
 51 cfabc3ed 2003-11-23 devnull #define	READBUFSIZE 8192
 52 cfabc3ed 2003-11-23 devnull 
 53 cfabc3ed 2003-11-23 devnull struct Text
 54 cfabc3ed 2003-11-23 devnull {
 55 cfabc3ed 2003-11-23 devnull 	Frame		*f;		/* frame ofr terminal */
 56 cfabc3ed 2003-11-23 devnull 	Mouse		m;
 57 cfabc3ed 2003-11-23 devnull 	uint		nr;		/* num of runes in term */
 58 cfabc3ed 2003-11-23 devnull 	Rune		*r;		/* runes for term */
 59 cfabc3ed 2003-11-23 devnull 	uint		nraw;		/* num of runes in raw buffer */
 60 cfabc3ed 2003-11-23 devnull 	Rune		*raw;		/* raw buffer */
 61 cfabc3ed 2003-11-23 devnull 	uint		org;		/* first rune on the screen */
 62 cfabc3ed 2003-11-23 devnull 	uint		q0;		/* start of selection region */
 63 cfabc3ed 2003-11-23 devnull 	uint		q1;		/* end of selection region */
 64 cfabc3ed 2003-11-23 devnull 	uint		qh;		/* unix point */
 65 cfabc3ed 2003-11-23 devnull 	int		npart;		/* partial runes read from console */
 66 cfabc3ed 2003-11-23 devnull 	char		part[UTFmax];	
 67 cfabc3ed 2003-11-23 devnull 	int		nsnarf;		/* snarf buffer */
 68 cfabc3ed 2003-11-23 devnull 	Rune		*snarf;
 69 cfabc3ed 2003-11-23 devnull };
 70 cfabc3ed 2003-11-23 devnull 
 71 cfabc3ed 2003-11-23 devnull struct Readbuf
 72 cfabc3ed 2003-11-23 devnull {
 73 cfabc3ed 2003-11-23 devnull 	short	n;				/* # bytes in buf */
 74 cfabc3ed 2003-11-23 devnull 	uchar	data[READBUFSIZE];		/* data bytes */
 75 cfabc3ed 2003-11-23 devnull };
 76 cfabc3ed 2003-11-23 devnull 
 77 cfabc3ed 2003-11-23 devnull void	mouse(void);
 78 cfabc3ed 2003-11-23 devnull void	domenu2(int);
 79 cfabc3ed 2003-11-23 devnull void	loop(void);
 80 cfabc3ed 2003-11-23 devnull void	geom(void);
 81 cfabc3ed 2003-11-23 devnull void	fill(void);
 82 cfabc3ed 2003-11-23 devnull void	tcheck(void);
 83 cfabc3ed 2003-11-23 devnull void	updatesel(void);
 84 cfabc3ed 2003-11-23 devnull void	doreshape(void);
 85 d3acba95 2003-12-04 devnull void	rcstart(int fd[2], int, char**);
 86 cfabc3ed 2003-11-23 devnull void	runewrite(Rune*, int);
 87 cfabc3ed 2003-11-23 devnull void	consread(void);
 88 cfabc3ed 2003-11-23 devnull void	conswrite(char*, int);
 89 cfabc3ed 2003-11-23 devnull int	bswidth(Rune c);
 90 cfabc3ed 2003-11-23 devnull void	cut(void);
 91 cfabc3ed 2003-11-23 devnull void	paste(Rune*, int, int);
 92 cfabc3ed 2003-11-23 devnull void	snarfupdate(void);
 93 cfabc3ed 2003-11-23 devnull void	snarf(void);
 94 cfabc3ed 2003-11-23 devnull void	show(uint);
 95 cfabc3ed 2003-11-23 devnull void	key(Rune);
 96 cfabc3ed 2003-11-23 devnull void	setorigin(uint org, int exact);
 97 cfabc3ed 2003-11-23 devnull uint	line2q(uint);
 98 cfabc3ed 2003-11-23 devnull uint	backnl(uint, uint);
 99 cfabc3ed 2003-11-23 devnull int	cansee(uint);
100 cfabc3ed 2003-11-23 devnull uint	backnl(uint, uint);
101 cfabc3ed 2003-11-23 devnull void	addraw(Rune*, int);
102 cfabc3ed 2003-11-23 devnull void	mselect(void);
103 cfabc3ed 2003-11-23 devnull void	doubleclick(uint *q0, uint *q1);
104 cfabc3ed 2003-11-23 devnull int	clickmatch(int cl, int cr, int dir, uint *q);
105 cfabc3ed 2003-11-23 devnull Rune	*strrune(Rune *s, Rune c);
106 cfabc3ed 2003-11-23 devnull int	consready(void);
107 cfabc3ed 2003-11-23 devnull Rectangle scrpos(Rectangle r, ulong p0, ulong p1, ulong tot);
108 cfabc3ed 2003-11-23 devnull void	scrdraw(void);
109 cfabc3ed 2003-11-23 devnull void	scroll(int);
110 cfabc3ed 2003-11-23 devnull void	hostproc(void *arg);
111 cfabc3ed 2003-11-23 devnull void	hoststart(void);
112 f1613419 2003-11-25 devnull int	getchildwd(int, char*, int);
113 cfabc3ed 2003-11-23 devnull void	plumbstart(void);
114 cfabc3ed 2003-11-23 devnull void	plumb(uint, uint);
115 cfabc3ed 2003-11-23 devnull void	plumbclick(uint*, uint*);
116 cfabc3ed 2003-11-23 devnull int	getpts(int fd[], char *slave);
117 cfabc3ed 2003-11-23 devnull 
118 cfabc3ed 2003-11-23 devnull #define	runemalloc(n)		malloc((n)*sizeof(Rune))
119 cfabc3ed 2003-11-23 devnull #define	runerealloc(a, n)	realloc(a, (n)*sizeof(Rune))
120 cfabc3ed 2003-11-23 devnull #define	runemove(a, b, n)	memmove(a, b, (n)*sizeof(Rune))