X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;ds=sidebyside;f=st.c;h=c50a20295df23d9174dcb4f252b4a8622053f5ee;hb=6b315558f8095b91988d5b305ed06e082da48889;hp=4c4a0c35bf57e8a0198600a3f26a497128b34adc;hpb=6681af165b06c32cf65bf970a295600d46cb7025;p=st.git

diff --git a/st.c b/st.c
index 4c4a0c3..c50a202 100644
--- a/st.c
+++ b/st.c
@@ -674,18 +674,13 @@ selsort(void) {
 
 static inline bool
 selected(int x, int y) {
-	if(sel.ne.y == y && sel.nb.y == y)
-		return BETWEEN(x, sel.nb.x, sel.ne.x);
+	if(sel.type == SEL_RECTANGULAR)
+		return BETWEEN(y, sel.nb.y, sel.ne.y)
+		    && BETWEEN(x, sel.nb.x, sel.ne.x);
 
-	if(sel.type == SEL_RECTANGULAR) {
-		return ((sel.nb.y <= y && y <= sel.ne.y)
-			&& (sel.nb.x <= x && x <= sel.ne.x));
-	}
-
-	return ((sel.nb.y < y && y < sel.ne.y)
-		|| (y == sel.ne.y && x <= sel.ne.x))
-		|| (y == sel.nb.y && x >= sel.nb.x
-			&& (x <= sel.ne.x || sel.nb.y != sel.ne.y));
+	return BETWEEN(y, sel.nb.y, sel.ne.y)
+	    && (y != sel.nb.y || x >= sel.nb.x)
+	    && (y != sel.ne.y || x <= sel.ne.x);
 }
 
 void
@@ -922,60 +917,59 @@ getsel(void) {
 	int x, y, bufsize, size, i, ex;
 	Glyph *gp, *last;
 
-	if(sel.ob.x == -1) {
-		str = NULL;
-	} else {
-		bufsize = (term.col+1) * (sel.ne.y-sel.nb.y+1) * UTF_SIZ;
-		ptr = str = xmalloc(bufsize);
+	if(sel.ob.x == -1)
+		return NULL;
 
-		/* append every set & selected glyph to the selection */
-		for(y = sel.nb.y; y < sel.ne.y + 1; y++) {
-			gp = &term.line[y][0];
-			last = &gp[term.col-1];
+	bufsize = (term.col+1) * (sel.ne.y-sel.nb.y+1) * UTF_SIZ;
+	ptr = str = xmalloc(bufsize);
 
-			while(last >= gp && !(selected(last - gp, y) &&
-			                      strcmp(last->c, " ") != 0)) {
-				--last;
-			}
+	/* append every set & selected glyph to the selection */
+	for(y = sel.nb.y; y < sel.ne.y + 1; y++) {
+		gp = &term.line[y][0];
+		last = &gp[term.col-1];
 
-			for(x = 0; gp <= last; x++, ++gp) {
-				if(!selected(x, y) || (gp->mode & ATTR_WDUMMY))
-					continue;
+		while(last >= gp && !(selected(last - gp, y) &&
+				      strcmp(last->c, " ") != 0)) {
+			--last;
+		}
 
-				size = utf8len(gp->c);
-				memcpy(ptr, gp->c, size);
-				ptr += size;
-			}
+		for(x = 0; gp <= last; x++, ++gp) {
+			if(!selected(x, y) || (gp->mode & ATTR_WDUMMY))
+				continue;
 
-			/*
-			 * Copy and pasting of line endings is inconsistent
-			 * in the inconsistent terminal and GUI world.
-			 * The best solution seems like to produce '\n' when
-			 * something is copied from st and convert '\n' to
-			 * '\r', when something to be pasted is received by
-			 * st.
-			 * FIXME: Fix the computer world.
-			 */
-			if(y < sel.ne.y && x > 0 && !((gp-1)->mode & ATTR_WRAP))
-				*ptr++ = '\n';
+			size = utf8len(gp->c);
+			memcpy(ptr, gp->c, size);
+			ptr += size;
+		}
 
-			/*
-			 * If the last selected line expands in the selection
-			 * after the visible text '\n' is appended.
-			 */
-			if(y == sel.ne.y) {
-				i = term.col;
-				while(--i > 0 && term.line[y][i].c[0] == ' ')
-					/* nothing */;
-				ex = sel.ne.x;
-				if(sel.nb.y == sel.ne.y && sel.ne.x < sel.nb.x)
-					ex = sel.nb.x;
-				if(i < ex)
-					*ptr++ = '\n';
-			}
+		/*
+		 * Copy and pasting of line endings is inconsistent
+		 * in the inconsistent terminal and GUI world.
+		 * The best solution seems like to produce '\n' when
+		 * something is copied from st and convert '\n' to
+		 * '\r', when something to be pasted is received by
+		 * st.
+		 * FIXME: Fix the computer world.
+		 */
+		if(y < sel.ne.y && x > 0 && !((gp-1)->mode & ATTR_WRAP))
+			*ptr++ = '\n';
+
+		/*
+		 * If the last selected line expands in the selection
+		 * after the visible text '\n' is appended.
+		 */
+		if(y == sel.ne.y) {
+			i = term.col;
+			while(--i > 0 && term.line[y][i].c[0] == ' ')
+				/* nothing */;
+			ex = sel.ne.x;
+			if(sel.nb.y == sel.ne.y && sel.ne.x < sel.nb.x)
+				ex = sel.nb.x;
+			if(i < ex)
+				*ptr++ = '\n';
 		}
-		*ptr = 0;
 	}
+	*ptr = 0;
 	return str;
 }
 
@@ -2640,6 +2634,7 @@ tresize(int col, int row) {
 	int slide = term.c.y - row + 1;
 	bool *bp;
 	Line *orig;
+	TCursor c;
 
 	if(col < 1 || row < 1)
 		return 0;
@@ -2701,6 +2696,7 @@ tresize(int col, int row) {
 	tmoveto(term.c.x, term.c.y);
 	/* Clearing both screens */
 	orig = term.line;
+	c = term.c;
 	do {
 		if(mincol < col && 0 < minrow) {
 			tclearregion(mincol, 0, col - 1, minrow - 1);
@@ -2708,10 +2704,10 @@ tresize(int col, int row) {
 		if(0 < col && minrow < row) {
 			tclearregion(0, minrow, col - 1, row - 1);
 		}
-		tcursor(CURSOR_SAVE);
 		tswapscreen();
 		tcursor(CURSOR_LOAD);
 	} while(orig != term.line);
+	term.c = c;
 
 	return (slide > 0);
 }
@@ -2994,13 +2990,9 @@ xunloadfont(Font *f) {
 
 void
 xunloadfonts(void) {
-	int i;
-
 	/* Free the loaded fonts in the font cache.  */
-	for(i = 0; i < frclen; i++) {
-		XftFontClose(xw.dpy, frc[i].font);
-	}
-	frclen = 0;
+	while(frclen > 0)
+		XftFontClose(xw.dpy, frc[--frclen].font);
 
 	xunloadfont(&dc.font);
 	xunloadfont(&dc.bfont);