X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=st.c;h=e288902032a743cb160611d6ff7909d464bc559d;hb=e8c13ebe8001a7870a70b698d8b8fa80b7c90fd3;hp=deddb0d2c2e76faa9c4538a1f98b941fa0b1dd3d;hpb=d2f157c7418e2762316e5471f819ec1e5c49e93c;p=st.git

diff --git a/st.c b/st.c
index deddb0d..e288902 100644
--- a/st.c
+++ b/st.c
@@ -20,8 +20,6 @@
 #include <X11/keysym.h>
 #include <X11/Xutil.h>
 
-#define TNAME "st-256color"
-
 /* Arbitrary sizes */
 #define ESC_TITLE_SIZ 256
 #define ESC_BUF_SIZ   256
@@ -107,8 +105,6 @@ typedef struct {
 	char s[ESC_BUF_SIZ];
 } Key;
 
-#include "config.h"
-
 /* Drawing Context */
 typedef struct {
 	unsigned long col[256];
@@ -117,6 +113,8 @@ typedef struct {
 	GC gc;
 } DC;
 
+#include "config.h"
+
 static void die(const char *errstr, ...);
 static void draw(int);
 static void execsh(void);
@@ -138,6 +136,7 @@ static void tinsertblankline(int);
 static void tmoveto(int, int);
 static void tnew(int, int);
 static void tnewline(void);
+static void tputtab(void);
 static void tputc(char);
 static void tputs(char*, int);
 static void treset(void);
@@ -154,6 +153,9 @@ static void ttyread(void);
 static void ttyresize(int, int);
 static void ttywrite(const char *, size_t);
 
+static void xbell(void);
+static void xdraws(char *, Glyph, int, int, int);
+static void xhints(void);
 static void xclear(int, int, int, int);
 static void xcursor(int);
 static void xinit(void);
@@ -245,7 +247,7 @@ ttynew(void) {
 	if((m = posix_openpt(O_RDWR | O_NOCTTY)) < 0)
 		die("openpt failed: %s\n", SERRNO);
 	if(grantpt(m) < 0)
-		die("grandpt failed: %s\n", SERRNO);
+		die("grantpt failed: %s\n", SERRNO);
 	if(unlockpt(m) < 0)
 		die("unlockpt failed: %s\n", SERRNO);
 	if(!(pts = ptsname(m)))
@@ -263,7 +265,9 @@ ttynew(void) {
 		dup2(s, STDOUT_FILENO);
 		dup2(s, STDERR_FILENO);
 		if(ioctl(s, TIOCSCTTY, NULL) < 0)
-			die("ioctl TTIOCSTTY failed: %s\n", SERRNO);
+			die("ioctl TIOCSCTTY failed: %s\n", SERRNO);
+		close(s);
+		close(m);
 		execsh();
 		break;
 	default:
@@ -445,11 +449,6 @@ tmovecursor(int dir) {
 		break;
 	case CURSOR_LEFT:
 		xf--;
-		if(term.mode & MODE_WRAP && xf < 0) {
-			xf = term.col-1, yf--;
-			if(yf < term.top)
-				yf = term.top, xf = 0;
-		}
 		break;
 	case CURSOR_RIGHT:
 		xf++;
@@ -499,21 +498,21 @@ tdeletechar(int n) {
 		return;
 	}
 	memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph));
-	tclearregion(term.col-size, term.c.y, term.col-1, term.c.y);
+	tclearregion(term.col-n, term.c.y, term.col-1, term.c.y);
 }
 
 void
 tinsertblank(int n) {
 	int src = term.c.x;
 	int dst = src + n;
-	int size = term.col - n - src;
+	int size = term.col - dst;
 
 	if(dst >= term.col) {
 		tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
 		return;
 	}
 	memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph));
-	tclearregion(src, term.c.y, dst, term.c.y);
+	tclearregion(src, term.c.y, dst - 1, term.c.y);
 }
 
 void
@@ -864,12 +863,7 @@ csireset(void) {
 void
 tputtab(void) {
 	int space = TAB - term.c.x % TAB;
-	
-	if(term.c.x + space >= term.col)
-		space--;
-	
-	for(; space > 0; space--)
-		tmovecursor(CURSOR_RIGHT);
+	tmoveto(term.c.x + space, term.c.y);
 }
 
 void
@@ -1175,7 +1169,7 @@ xcursor(int mode) {
 	
 	if(term.line[term.c.y][term.c.x].state & GLYPH_SET)
 		g.c = term.line[term.c.y][term.c.x].c;
-
+	
 	/* 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);