1 /*-
24  * v_left -- [count]^H, [count]h
38 	if (vp->m_start.cno == 0) {  in v_left()
43 	/* Find the end of the range. */  in v_left()
44 	cnt = F_ISSET(vp, VC_C1SET) ? vp->count : 1;  in v_left()
45 	if (vp->m_start.cno > cnt)  in v_left()
46 		vp->m_stop.cno = vp->m_start.cno - cnt;  in v_left()
48 		vp->m_stop.cno = 0;  in v_left()
51 	 * All commands move to the end of the range.  Motion commands  in v_left()
52 	 * adjust the starting point to the character before the current  in v_left()
56 		--vp->m_start.cno;  in v_left()
57 	vp->m_final = vp->m_stop;  in v_left()
62  * v_cfirst -- [count]_
63  *	Move to the first non-blank character in a line.
84 	 * Historically a specified count makes _ move down count - 1  in v_cfirst()
87 	cnt = F_ISSET(vp, VC_C1SET) ? vp->count : 1;  in v_cfirst()
89 		--vp->count;  in v_cfirst()
94 	 * Move to the first non-blank.  in v_cfirst()
99 	vp->m_stop.cno = 0;  in v_cfirst()
100 	if (nonblank(sp, vp->m_stop.lno, &vp->m_stop.cno))  in v_cfirst()
109 	if (vp->m_stop.lno == 1 &&  in v_cfirst()
110 	    vp->m_stop.cno == 0 && ISCMD(vp->rkp, 'd')) {  in v_cfirst()
120 	 * Delete and non-motion commands move to the end of the range,  in v_cfirst()
123 	vp->m_final =  in v_cfirst()
124 	    ISMOTION(vp) && ISCMD(vp->rkp, 'y') ? vp->m_start : vp->m_stop;  in v_cfirst()
129  * v_first -- ^
130  *	Move to the first non-blank character in this line.
145 	 * Move to the first non-blank.  in v_first()
150 	vp->m_stop.cno = 0;  in v_first()
151 	if (nonblank(sp, vp->m_stop.lno, &vp->m_stop.cno))  in v_first()
157 	 * on the first non-blank in the line, but failed if used as a motion  in v_first()
160 	if (ISMOTION(vp) && vp->m_start.cno == vp->m_stop.cno) {  in v_first()
166 	 * If moving right, non-motion commands move to the end of the range.  in v_first()
168 	 * ending point to the character before the current ending charcter.  in v_first()
170 	 * If moving left, all commands move to the end of the range.  Motion  in v_first()
171 	 * commands adjust the starting point to the character before the  in v_first()
174 	if (vp->m_start.cno < vp->m_stop.cno)  in v_first()
176 			--vp->m_stop.cno;  in v_first()
177 			vp->m_final = vp->m_start;  in v_first()
179 			vp->m_final = vp->m_stop;  in v_first()
182 			--vp->m_start.cno;  in v_first()
183 		vp->m_final = vp->m_stop;  in v_first()
189  * v_ncol -- [count]|
199 	if (F_ISSET(vp, VC_C1SET) && vp->count > 1) {  in v_ncol()
200 		--vp->count;  in v_ncol()
201 		vp->m_stop.cno =  in v_ncol()
202 		    vs_colpos(sp, vp->m_start.lno, (size_t)vp->count);  in v_ncol()
209 		if (ISMOTION(vp) && vp->m_stop.cno == vp->m_start.cno) {  in v_ncol()
220 		if (ISMOTION(vp) && vp->m_start.cno == 0) {  in v_ncol()
224 		vp->m_stop.cno = 0;  in v_ncol()
228 	 * If moving right, non-motion commands move to the end of the range.  in v_ncol()
230 	 * ending point to the character before the current ending charcter.  in v_ncol()
232 	 * If moving left, all commands move to the end of the range.  Motion  in v_ncol()
233 	 * commands adjust the starting point to the character before the  in v_ncol()
236 	if (vp->m_start.cno < vp->m_stop.cno)  in v_ncol()
238 			--vp->m_stop.cno;  in v_ncol()
239 			vp->m_final = vp->m_start;  in v_ncol()
241 			vp->m_final = vp->m_stop;  in v_ncol()
244 			--vp->m_start.cno;  in v_ncol()
245 		vp->m_final = vp->m_stop;  in v_ncol()
251  * v_zero -- 0
264 	if (ISMOTION(vp) && vp->m_start.cno == 0) {  in v_zero()
270 	 * All commands move to the end of the range.  Motion commands  in v_zero()
271 	 * adjust the starting point to the character before the current  in v_zero()
274 	vp->m_stop.cno = 0;  in v_zero()
276 		--vp->m_start.cno;  in v_zero()
277 	vp->m_final = vp->m_stop;  in v_zero()