utf8 support! print text in delicious unicode greatness! all hail to the glorious Damian Okrasa for the patch!
TERM set back to xterm. changed default fonts. Note: drawing is now (even) slower.
This commit is contained in:
		
							
								
								
									
										29
									
								
								config.def.h
									
									
									
									
									
								
							
							
						
						
									
										29
									
								
								config.def.h
									
									
									
									
									
								
							@@ -1,7 +1,7 @@
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#define TAB 8
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#define TNAME "st-256color"
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#define FONT "-misc-*-medium-r-semicondensed-*-13-*-*-*-*-*-iso8859-*"
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#define BOLDFONT "-misc-*-bold-r-semicondensed-*-13-*-*-*-*-*-iso8859-*"
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#define TNAME "xterm"
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#define FONT "-*-*-medium-r-*-*-*-120-75-75-*-60-*-*"
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#define BOLDFONT "-*-*-bold-r-*-*-*-120-75-75-*-60-*-*"
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#define BORDER 2
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#define SHELL "/bin/sh"
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@@ -55,31 +55,8 @@ static Key key[] = {
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/* Line drawing characters (sometime specific to each font...) */
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static char gfx[] = {
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	['`'] = 0x01,
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	['a'] = 0x02,
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	['f'] = 'o',
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	['g'] = '+',
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	['i'] = '#',
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	['j'] = 0x0B,
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	['k'] = 0x0C,
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	['l'] = 0x0D,
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	['m'] = 0x0E,
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	['n'] = 0x0F,
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	['o'] = 0x10,
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	['p'] = 0x11,
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	['q'] = 0x12,
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	['r'] = 0x13,
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	['s'] = 0x14,
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	['t'] = 0x15,
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	['u'] = 0x16,
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	['v'] = 0x17,
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	['w'] = 0x18,
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	['x'] = 0x19,
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	['y'] = 0x1A,
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	['z'] = 0x1B,
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	['{'] = 0x1C,
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	['|'] = 0x1D,
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	['}'] = 0x1E,
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	['~'] = 0x1F,
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	[255] = 0,
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};
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		||||
							
								
								
									
										318
									
								
								st.c
									
									
									
									
									
								
							
							
						
						
									
										318
									
								
								st.c
									
									
									
									
									
								
							@@ -38,6 +38,7 @@
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#define ESC_BUF_SIZ   256
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#define ESC_ARG_SIZ   16
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#define DRAW_BUF_SIZ  1024
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#define UTF_SIZ       4
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#define SERRNO strerror(errno)
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#define MIN(a, b)  ((a) < (b) ? (a) : (b))
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@@ -61,8 +62,11 @@ enum { ESC_START=1, ESC_CSI=2, ESC_OSC=4, ESC_TITLE=8, ESC_ALTCHARSET=16 };
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enum { SCREEN_UPDATE, SCREEN_REDRAW };
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enum { WIN_VISIBLE=1, WIN_REDRAW=2, WIN_FOCUSED=4 };
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#undef B0
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enum { B0=1, B1=2, B2=4, B3=8, B4=16, B5=32, B6=64, B7=128 };
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typedef struct {
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	char c;     /* character code  */
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	char c[UTF_SIZ];     /* character code */
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	char mode;  /* attribute flags */
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	int fg;     /* foreground      */
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	int bg;     /* background      */
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@@ -127,11 +131,19 @@ typedef struct {
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	char s[ESC_BUF_SIZ];
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} Key;
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typedef struct {
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	XFontSet fs;
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	short lbearing;
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	short rbearing;
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	int ascent;
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	int descent;
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} FontInfo;
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/* Drawing Context */
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typedef struct {
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	unsigned long col[256];
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	XFontStruct* font;
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	XFontStruct* bfont;
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	FontInfo font;
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	FontInfo bfont;
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	GC gc;
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} DC;
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@@ -167,14 +179,13 @@ static void tmoveto(int, int);
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static void tnew(int, int);
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static void tnewline(int);
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static void tputtab(void);
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static void tputc(char);
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static void tputs(char*, int);
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static void tputc(char*);
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static void treset(void);
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static int tresize(int, int);
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static void tscrollup(int, int);
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static void tscrolldown(int, int);
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static void tsetattr(int*, int);
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static void tsetchar(char);
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static void tsetchar(char*);
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static void tsetscroll(int, int);
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static void tswapscreen(void);
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@@ -183,7 +194,7 @@ static void ttyread(void);
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static void ttyresize(int, int);
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static void ttywrite(const char *, size_t);
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static void xdraws(char *, Glyph, int, int, int);
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static void xdraws(char *, Glyph, int, int, int, int);
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static void xhints(void);
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static void xclear(int, int, int, int);
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static void xdrawcursor(void);
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@@ -205,6 +216,11 @@ static void bmotion(XEvent *);
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static void selection_notify(XEvent *);
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static void selection_request(XEvent *);
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static int stou(char *, long *);
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static int utos(long *, char *);
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static int slen(char *);
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static int canstou(char *, int);
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static void (*handler[LASTEvent])(XEvent *) = {
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	[KeyPress] = kpress,
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	[ConfigureNotify] = resize,
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@@ -231,6 +247,133 @@ static Selection sel;
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static char *opt_cmd   = NULL;
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static char *opt_title = NULL;
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/* UTF-8 decode */
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static int
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stou(char *s, long *u)
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{
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	unsigned char c;
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	int i, n, rtn;
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	rtn = 1;
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	c = *s;
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	if(~c&B7) { /* 0xxxxxxx */
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		*u = c;
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		return rtn;
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	} else if ((c&(B7|B6|B5)) == (B7|B6)) { /* 110xxxxx */
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		*u = c&(B4|B3|B2|B1|B0);
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		n = 1;
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	} else if ((c&(B7|B6|B5|B4)) == (B7|B6|B5)) { /* 1110xxxx */
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		*u = c&(B3|B2|B1|B0);
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		n = 2;
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	} else if ((c&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4)) { /* 11110xxx */
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		*u = c&(B2|B1|B0);
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		n = 3;
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	} else
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		goto invalid;
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	for (i=n,++s; i>0; --i,++rtn,++s) {
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		c = *s;
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		if ((c&(B7|B6)) != B7) /* 10xxxxxx */
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			goto invalid;
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		*u <<= 6;
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		*u |= c&(B5|B4|B3|B2|B1|B0);
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	}
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	if ((n == 1 && *u < 0x80) ||
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	    (n == 2 && *u < 0x800) ||
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	    (n == 3 && *u < 0x10000) ||
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	    (*u >= 0xD800 && *u <= 0xDFFF))
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		goto invalid;
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	return rtn;
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invalid:
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	*u = 0xFFFD;
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	return rtn;
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}
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/* UTF-8 encode */
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static int
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utos(long *u, char *s) 
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{
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	unsigned char *sp;
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	unsigned long uc;
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	int i, n;
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	sp = (unsigned char*) s;
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	uc = *u;
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	if (uc < 0x80) {
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		*sp = uc; /* 0xxxxxxx */
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		return 1;
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	} else if (*u < 0x800) {
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		*sp = (uc >> 6) | (B7|B6); /* 110xxxxx */
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		n = 1;
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	} else if (uc < 0x10000) {
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		*sp = (uc >> 12) | (B7|B6|B5); /* 1110xxxx */
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		n = 2;
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	} else if (uc <= 0x10FFFF) {
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		*sp = (uc >> 18) | (B7|B6|B5|B4); /* 11110xxx */
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		n = 3;
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	} else {
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		goto invalid;
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	}
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	for (i=n,++sp; i>0; --i,++sp)
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		*sp = ((uc >> 6*(i-1)) & (B5|B4|B3|B2|B1|B0)) | B7; /* 10xxxxxx */
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	return n+1;
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invalid:
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	/* U+FFFD */
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	*s++ = '\xEF';
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	*s++ = '\xBF';
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	*s = '\xBD';
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	return 3;
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}
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/*
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 * use this if your buffer is less than UTF_SIZ, it returns 1 if you can decode UTF-8
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 * otherwise return 0
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 */
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static int
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canstou(char *s, int b)
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{
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	unsigned char c;
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	int n;
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	c = *s;
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	if (b < 1)
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		return 0;
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	else if (~c&B7)
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		return 1;
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	else if ((c&(B7|B6|B5)) == (B7|B6))
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		n = 1;
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	else if ((c&(B7|B6|B5|B4)) == (B7|B6|B5))
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		n = 2;
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	else if ((c&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4))
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		n = 3;
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	else
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		return 1;
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		||||
	for (--b,++s; n>0&&b>0; --n,--b,++s) {
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		||||
		c = *s;
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		||||
		if ((c&(B7|B6)) != B7)
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		||||
			break; 
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		||||
	}
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		||||
	if (n > 0 && b == 0)
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		||||
		return 0;
 | 
			
		||||
	else
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		||||
		return 1;
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		||||
}
 | 
			
		||||
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		||||
static int
 | 
			
		||||
slen(char *s)
 | 
			
		||||
{
 | 
			
		||||
	unsigned char c;
 | 
			
		||||
 | 
			
		||||
	c = *s;
 | 
			
		||||
	if (~c&B7)
 | 
			
		||||
		return 1;
 | 
			
		||||
	else if ((c&(B7|B6|B5)) == (B7|B6))
 | 
			
		||||
		return 2;
 | 
			
		||||
	else if ((c&(B7|B6|B5|B4)) == (B7|B6|B5))
 | 
			
		||||
		return 3;
 | 
			
		||||
	else 
 | 
			
		||||
		return 4;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
selinit(void) {
 | 
			
		||||
	sel.mode = 0;
 | 
			
		||||
@@ -268,15 +411,18 @@ static void bpress(XEvent *e) {
 | 
			
		||||
 | 
			
		||||
static char *getseltext() {
 | 
			
		||||
	char *str, *ptr;
 | 
			
		||||
	int ls, x, y, sz;
 | 
			
		||||
	int ls, x, y, sz, sl;
 | 
			
		||||
	if(sel.bx == -1)
 | 
			
		||||
		return NULL;
 | 
			
		||||
	sz = (term.col+1) * (sel.e.y-sel.b.y+1);
 | 
			
		||||
	sz = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;
 | 
			
		||||
	ptr = str = malloc(sz);
 | 
			
		||||
	for(y = 0; y < term.row; y++) {
 | 
			
		||||
		for(x = 0; x < term.col; x++)
 | 
			
		||||
			if(term.line[y][x].state & GLYPH_SET && (ls = selected(x, y)))
 | 
			
		||||
				*ptr = term.line[y][x].c, ptr++;
 | 
			
		||||
			if(term.line[y][x].state & GLYPH_SET && (ls = selected(x, y))) {
 | 
			
		||||
				sl = slen(term.line[y][x].c);
 | 
			
		||||
				memcpy(ptr, term.line[y][x].c, sl);
 | 
			
		||||
				ptr += sl;
 | 
			
		||||
			}
 | 
			
		||||
		if(ls)
 | 
			
		||||
			*ptr = '\n', ptr++;
 | 
			
		||||
	}
 | 
			
		||||
@@ -476,13 +622,24 @@ dump(char c) {
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
ttyread(void) {
 | 
			
		||||
	char buf[BUFSIZ];
 | 
			
		||||
	int ret;
 | 
			
		||||
	char buf[BUFSIZ], *ptr;
 | 
			
		||||
	char s[UTF_SIZ];
 | 
			
		||||
	int ret, br;
 | 
			
		||||
	static int buflen = 0;
 | 
			
		||||
	long u;
 | 
			
		||||
 | 
			
		||||
	if((ret = read(cmdfd, buf, LEN(buf))) < 0)
 | 
			
		||||
	if((ret = read(cmdfd, buf+buflen, LEN(buf)-buflen)) < 0)
 | 
			
		||||
		die("Couldn't read from shell: %s\n", SERRNO);
 | 
			
		||||
	else
 | 
			
		||||
		tputs(buf, ret);
 | 
			
		||||
	else {
 | 
			
		||||
		buflen += ret;
 | 
			
		||||
		for(ptr=buf; buflen>=UTF_SIZ||canstou(ptr,buflen); buflen-=br) {
 | 
			
		||||
			br = stou(ptr, &u);
 | 
			
		||||
			utos(&u, s);
 | 
			
		||||
			tputc(s);
 | 
			
		||||
			ptr += br;
 | 
			
		||||
		}
 | 
			
		||||
		memcpy(buf, ptr, buflen);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
@@ -622,9 +779,9 @@ tmoveto(int x, int y) {
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
tsetchar(char c) {
 | 
			
		||||
tsetchar(char *c) {
 | 
			
		||||
	term.line[term.c.y][term.c.x] = term.c.attr;
 | 
			
		||||
	term.line[term.c.y][term.c.x].c = c;
 | 
			
		||||
	memcpy(term.line[term.c.y][term.c.x].c, c, UTF_SIZ);
 | 
			
		||||
	term.line[term.c.y][term.c.x].state |= GLYPH_SET;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
@@ -1025,30 +1182,31 @@ tputtab(void) {
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
tputc(char c) {
 | 
			
		||||
tputc(char *c) {
 | 
			
		||||
	char ascii = *c;
 | 
			
		||||
	if(term.esc & ESC_START) {
 | 
			
		||||
		if(term.esc & ESC_CSI) {
 | 
			
		||||
			escseq.buf[escseq.len++] = c;
 | 
			
		||||
			if(BETWEEN(c, 0x40, 0x7E) || escseq.len >= ESC_BUF_SIZ) {
 | 
			
		||||
			escseq.buf[escseq.len++] = ascii;
 | 
			
		||||
			if(BETWEEN(ascii, 0x40, 0x7E) || escseq.len >= ESC_BUF_SIZ) {
 | 
			
		||||
				term.esc = 0;
 | 
			
		||||
				csiparse(), csihandle();
 | 
			
		||||
			}
 | 
			
		||||
			/* TODO: handle other OSC */
 | 
			
		||||
		} else if(term.esc & ESC_OSC) { 
 | 
			
		||||
			if(c == ';') {
 | 
			
		||||
			if(ascii == ';') {
 | 
			
		||||
				term.titlelen = 0;
 | 
			
		||||
				term.esc = ESC_START | ESC_TITLE;
 | 
			
		||||
			}
 | 
			
		||||
		} else if(term.esc & ESC_TITLE) {
 | 
			
		||||
			if(c == '\a' || term.titlelen+1 >= ESC_TITLE_SIZ) {
 | 
			
		||||
			if(ascii == '\a' || term.titlelen+1 >= ESC_TITLE_SIZ) {
 | 
			
		||||
				term.esc = 0;
 | 
			
		||||
				term.title[term.titlelen] = '\0';
 | 
			
		||||
				XStoreName(xw.dis, xw.win, term.title);
 | 
			
		||||
			} else {
 | 
			
		||||
				term.title[term.titlelen++] = c;
 | 
			
		||||
				term.title[term.titlelen++] = ascii;
 | 
			
		||||
			}
 | 
			
		||||
		} else if(term.esc & ESC_ALTCHARSET) {
 | 
			
		||||
			switch(c) {
 | 
			
		||||
			switch(ascii) {
 | 
			
		||||
			case '0': /* Line drawing crap */
 | 
			
		||||
				term.c.attr.mode |= ATTR_GFX;
 | 
			
		||||
				break;
 | 
			
		||||
@@ -1056,11 +1214,11 @@ tputc(char c) {
 | 
			
		||||
				term.c.attr.mode &= ~ATTR_GFX;
 | 
			
		||||
				break;
 | 
			
		||||
			default:
 | 
			
		||||
				printf("esc unhandled charset: ESC ( %c\n", c);
 | 
			
		||||
				printf("esc unhandled charset: ESC ( %c\n", ascii);
 | 
			
		||||
			}
 | 
			
		||||
			term.esc = 0;
 | 
			
		||||
		} else {
 | 
			
		||||
			switch(c) {
 | 
			
		||||
			switch(ascii) {
 | 
			
		||||
			case '[':
 | 
			
		||||
				term.esc |= ESC_CSI;
 | 
			
		||||
				break;
 | 
			
		||||
@@ -1109,12 +1267,13 @@ tputc(char c) {
 | 
			
		||||
				term.esc = 0;
 | 
			
		||||
				break;
 | 
			
		||||
			default:
 | 
			
		||||
				fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n", c, isprint(c)?c:'.');
 | 
			
		||||
				fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n",
 | 
			
		||||
				    (unsigned char) ascii, isprint(ascii)?ascii:'.');
 | 
			
		||||
				term.esc = 0;
 | 
			
		||||
			}
 | 
			
		||||
		}
 | 
			
		||||
	} else {
 | 
			
		||||
		switch(c) {
 | 
			
		||||
		switch(ascii) {
 | 
			
		||||
		case '\t':
 | 
			
		||||
			tputtab();
 | 
			
		||||
			break;
 | 
			
		||||
@@ -1151,12 +1310,6 @@ tputc(char c) {
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
tputs(char *s, int len) {
 | 
			
		||||
	for(; len > 0; len--)
 | 
			
		||||
		tputc(*s++);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
int
 | 
			
		||||
tresize(int col, int row) {
 | 
			
		||||
	int i, x;
 | 
			
		||||
@@ -1308,21 +1461,53 @@ xhints(void)
 | 
			
		||||
	XSetWMProperties(xw.dis, xw.win, NULL, NULL, NULL, 0, &size, &wm, &class);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
xsetfontinfo(FontInfo *fi)
 | 
			
		||||
{
 | 
			
		||||
	XFontStruct **xfonts;
 | 
			
		||||
	int fnum;
 | 
			
		||||
	int i;
 | 
			
		||||
	char **fontnames;
 | 
			
		||||
 | 
			
		||||
	fi->lbearing = 0;
 | 
			
		||||
	fi->rbearing = 0;
 | 
			
		||||
	fi->ascent = 0;
 | 
			
		||||
	fi->descent = 0;
 | 
			
		||||
	fnum = XFontsOfFontSet(fi->fs, &xfonts, &fontnames);
 | 
			
		||||
	for(i=0; i<fnum; i++,xfonts++,fontnames++) {
 | 
			
		||||
		puts(*fontnames);
 | 
			
		||||
		if(fi->ascent < (*xfonts)->ascent)
 | 
			
		||||
			fi->ascent = (*xfonts)->ascent;
 | 
			
		||||
		if(fi->descent < (*xfonts)->descent)
 | 
			
		||||
			fi->descent = (*xfonts)->descent;
 | 
			
		||||
		if(fi->rbearing < (*xfonts)->max_bounds.rbearing)
 | 
			
		||||
			fi->rbearing = (*xfonts)->max_bounds.rbearing;
 | 
			
		||||
		if(fi->lbearing < (*xfonts)->min_bounds.lbearing)
 | 
			
		||||
			fi->lbearing = (*xfonts)->min_bounds.lbearing;
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
xinit(void) {
 | 
			
		||||
	XSetWindowAttributes attrs;
 | 
			
		||||
	char **mc;
 | 
			
		||||
	char *ds;
 | 
			
		||||
	int nmc;
 | 
			
		||||
 | 
			
		||||
	if(!(xw.dis = XOpenDisplay(NULL)))
 | 
			
		||||
		die("Can't open display\n");
 | 
			
		||||
	xw.scr = XDefaultScreen(xw.dis);
 | 
			
		||||
	
 | 
			
		||||
	/* font */
 | 
			
		||||
	if(!(dc.font = XLoadQueryFont(xw.dis, FONT)) || !(dc.bfont = XLoadQueryFont(xw.dis, BOLDFONT)))
 | 
			
		||||
		die("Can't load font %s\n", dc.font ? BOLDFONT : FONT);
 | 
			
		||||
	if ((dc.font.fs = XCreateFontSet(xw.dis, FONT, &mc, &nmc, &ds)) == NULL ||
 | 
			
		||||
	    (dc.bfont.fs = XCreateFontSet(xw.dis, BOLDFONT, &mc, &nmc, &ds)) == NULL)
 | 
			
		||||
		die("Can't load font %s\n", dc.font.fs ? BOLDFONT : FONT); 
 | 
			
		||||
	xsetfontinfo(&dc.font);
 | 
			
		||||
	xsetfontinfo(&dc.bfont);
 | 
			
		||||
 | 
			
		||||
	/* XXX: Assuming same size for bold font */
 | 
			
		||||
	xw.cw = dc.font->max_bounds.rbearing - dc.font->min_bounds.lbearing;
 | 
			
		||||
	xw.ch = dc.font->ascent + dc.font->descent;
 | 
			
		||||
 	xw.cw = dc.font.rbearing - dc.font.lbearing;
 | 
			
		||||
	xw.ch = dc.font.ascent + dc.font.descent;
 | 
			
		||||
 | 
			
		||||
	/* colors */
 | 
			
		||||
	xw.cmap = XDefaultColormap(xw.dis, xw.scr);
 | 
			
		||||
@@ -1366,9 +1551,9 @@ xinit(void) {
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
xdraws(char *s, Glyph base, int x, int y, int len) {
 | 
			
		||||
xdraws(char *s, Glyph base, int x, int y, int cl, int sl) {
 | 
			
		||||
	unsigned long xfg, xbg;
 | 
			
		||||
	int winx = x*xw.cw, winy = y*xw.ch + dc.font->ascent, width = len*xw.cw;
 | 
			
		||||
	int winx = x*xw.cw, winy = y*xw.ch + dc.font.ascent, width = cl*xw.cw;
 | 
			
		||||
	int i;
 | 
			
		||||
 | 
			
		||||
	if(base.mode & ATTR_REVERSE)
 | 
			
		||||
@@ -1380,7 +1565,7 @@ xdraws(char *s, Glyph base, int x, int y, int len) {
 | 
			
		||||
	XSetForeground(xw.dis, dc.gc, xfg);
 | 
			
		||||
 | 
			
		||||
	if(base.mode & ATTR_GFX)
 | 
			
		||||
		for(i = 0; i < len; i++) {
 | 
			
		||||
		for(i = 0; i < cl; i++) {
 | 
			
		||||
			char c = gfx[(unsigned int)s[i] % 256];
 | 
			
		||||
			if(c)
 | 
			
		||||
				s[i] = c;
 | 
			
		||||
@@ -1388,8 +1573,8 @@ xdraws(char *s, Glyph base, int x, int y, int len) {
 | 
			
		||||
				s[i] -= 0x5f;
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
	XSetFont(xw.dis, dc.gc, base.mode & ATTR_BOLD ? dc.bfont->fid : dc.font->fid);
 | 
			
		||||
	XDrawImageString(xw.dis, xw.buf, dc.gc, winx, winy, s, len);
 | 
			
		||||
	XmbDrawImageString(xw.dis, xw.buf, base.mode & ATTR_BOLD ? dc.bfont.fs : dc.font.fs,
 | 
			
		||||
	    dc.gc, winx, winy, s, sl);
 | 
			
		||||
	
 | 
			
		||||
	if(base.mode & ATTR_UNDERLINE)
 | 
			
		||||
		XDrawLine(xw.dis, xw.buf, dc.gc, winx, winy+1, winx+width-1, winy+1);
 | 
			
		||||
@@ -1399,23 +1584,26 @@ void
 | 
			
		||||
xdrawcursor(void) {
 | 
			
		||||
	static int oldx = 0;
 | 
			
		||||
	static int oldy = 0;
 | 
			
		||||
	Glyph g = {' ', ATTR_NULL, DefaultBG, DefaultCS, 0};
 | 
			
		||||
	int sl;
 | 
			
		||||
	Glyph g = {{' '}, ATTR_NULL, DefaultBG, DefaultCS, 0};
 | 
			
		||||
	
 | 
			
		||||
	LIMIT(oldx, 0, term.col-1);
 | 
			
		||||
	LIMIT(oldy, 0, term.row-1);
 | 
			
		||||
	
 | 
			
		||||
	if(term.line[term.c.y][term.c.x].state & GLYPH_SET)
 | 
			
		||||
		g.c = term.line[term.c.y][term.c.x].c;
 | 
			
		||||
		memcpy(g.c, term.line[term.c.y][term.c.x].c, UTF_SIZ);
 | 
			
		||||
 | 
			
		||||
	/* remove the old cursor */
 | 
			
		||||
	if(term.line[oldy][oldx].state & GLYPH_SET)
 | 
			
		||||
		xdraws(&term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, 1);
 | 
			
		||||
	else
 | 
			
		||||
	if(term.line[oldy][oldx].state & GLYPH_SET) {
 | 
			
		||||
		sl = slen(term.line[oldy][oldx].c);
 | 
			
		||||
		xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, 1, sl);
 | 
			
		||||
	} else
 | 
			
		||||
		xclear(oldx, oldy, oldx, oldy);
 | 
			
		||||
	
 | 
			
		||||
	/* draw the new one */
 | 
			
		||||
	if(!(term.c.state & CURSOR_HIDE) && (xw.state & WIN_FOCUSED)) {
 | 
			
		||||
		xdraws(&g.c, g, term.c.x, term.c.y, 1);
 | 
			
		||||
		sl = slen(g.c);
 | 
			
		||||
		xdraws(g.c, g, term.c.x, term.c.y, 1, sl);
 | 
			
		||||
		oldx = term.c.x, oldy = term.c.y;
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
@@ -1424,11 +1612,12 @@ xdrawcursor(void) {
 | 
			
		||||
/* basic drawing routines */
 | 
			
		||||
void
 | 
			
		||||
xdrawc(int x, int y, Glyph g) {
 | 
			
		||||
	int sl = slen(g.c);
 | 
			
		||||
	XRectangle r = { x * xw.cw, y * xw.ch, xw.cw, xw.ch };
 | 
			
		||||
	XSetBackground(xw.dis, dc.gc, dc.col[g.bg]);
 | 
			
		||||
	XSetForeground(xw.dis, dc.gc, dc.col[g.fg]);
 | 
			
		||||
	XSetFont(xw.dis, dc.gc, g.mode & ATTR_BOLD ? dc.bfont->fid : dc.font->fid);
 | 
			
		||||
	XDrawImageString(xw.dis, xw.buf, dc.gc, r.x, r.y+dc.font->ascent, &g.c, 1);
 | 
			
		||||
	XmbDrawImageString(xw.dis, xw.buf, g.mode&ATTR_BOLD?dc.bfont.fs:dc.font.fs,
 | 
			
		||||
	    dc.gc, r.x, r.y+dc.font.ascent, g.c, sl);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void
 | 
			
		||||
@@ -1450,7 +1639,7 @@ draw(int dummy) {
 | 
			
		||||
/* optimized drawing routine */
 | 
			
		||||
void
 | 
			
		||||
draw(int redraw_all) {
 | 
			
		||||
	int i, x, y, ox;
 | 
			
		||||
	int ic, ib, x, y, ox, sl;
 | 
			
		||||
	Glyph base, new;
 | 
			
		||||
	char buf[DRAW_BUF_SIZ];
 | 
			
		||||
 | 
			
		||||
@@ -1460,26 +1649,29 @@ draw(int redraw_all) {
 | 
			
		||||
	xclear(0, 0, term.col-1, term.row-1);
 | 
			
		||||
	for(y = 0; y < term.row; y++) {
 | 
			
		||||
		base = term.line[y][0];
 | 
			
		||||
		i = ox = 0;
 | 
			
		||||
		ic = ib = ox = 0;
 | 
			
		||||
		for(x = 0; x < term.col; x++) {
 | 
			
		||||
			new = term.line[y][x];
 | 
			
		||||
			if(sel.bx!=-1 && new.c && selected(x, y))
 | 
			
		||||
			if(sel.bx!=-1 && *(new.c) && selected(x, y))
 | 
			
		||||
				new.mode ^= ATTR_REVERSE;
 | 
			
		||||
			if(i > 0 && (!(new.state & GLYPH_SET) || ATTRCMP(base, new) ||
 | 
			
		||||
					i >= DRAW_BUF_SIZ)) {
 | 
			
		||||
				xdraws(buf, base, ox, y, i);
 | 
			
		||||
				i = 0;
 | 
			
		||||
			if(ib > 0 && (!(new.state & GLYPH_SET) || ATTRCMP(base, new) ||
 | 
			
		||||
					ib >= DRAW_BUF_SIZ-UTF_SIZ)) {
 | 
			
		||||
				xdraws(buf, base, ox, y, ic, ib);
 | 
			
		||||
				ic = ib = 0;
 | 
			
		||||
			}
 | 
			
		||||
			if(new.state & GLYPH_SET) {
 | 
			
		||||
				if(i == 0) {
 | 
			
		||||
				if(ib == 0) {
 | 
			
		||||
					ox = x;
 | 
			
		||||
					base = new;
 | 
			
		||||
				}
 | 
			
		||||
				buf[i++] = new.c;
 | 
			
		||||
				sl = slen(new.c);
 | 
			
		||||
				memcpy(buf+ib, new.c, sl);
 | 
			
		||||
				ib += sl;
 | 
			
		||||
				++ic;
 | 
			
		||||
			}
 | 
			
		||||
		}
 | 
			
		||||
		if(i > 0)
 | 
			
		||||
			xdraws(buf, base, ox, y, i);
 | 
			
		||||
		if(ib > 0)
 | 
			
		||||
			xdraws(buf, base, ox, y, ic, ib);
 | 
			
		||||
	}
 | 
			
		||||
	xdrawcursor();
 | 
			
		||||
	XCopyArea(xw.dis, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER);
 | 
			
		||||
 
 | 
			
		||||
		Reference in New Issue
	
	Block a user