1 /*-
27  * v_match -- %
33 v_match(SCR *sp, VICMD *vp)  in v_match()  argument
39 	CHAR_T *p;  in v_match()  local
49 	match_chars = VIP(sp)->mcs;  in v_match()
59 	if (db_eget(sp, vp->m_start.lno, &p, &len, &isempty)) {  in v_match()
64 	for (off = vp->m_start.cno;; ++off) {  in v_match()
69 		startc = p[off];  in v_match()
72 			cnt = cp - match_chars;  in v_match()
79 	cs.cs_lno = vp->m_start.lno;  in v_match()
93 		else if (cs.cs_ch == matchc && --cnt == 0)  in v_match()
101 	vp->m_stop.lno = cs.cs_lno;  in v_match()
102 	vp->m_stop.cno = cs.cs_cno;  in v_match()
105 	 * If moving right, non-motion commands move to the end of the range.  in v_match()
111 	 * Don't correct for leftward movement -- historic vi deleted the  in v_match()
114 	if (vp->m_start.lno < vp->m_stop.lno ||  in v_match()
115 	    (vp->m_start.lno == vp->m_stop.lno &&  in v_match()
116 	    vp->m_start.cno < vp->m_stop.cno))  in v_match()
117 		vp->m_final = ISMOTION(vp) ? vp->m_start : vp->m_stop;  in v_match()
119 		vp->m_final = vp->m_stop;  in v_match()
124 	 * is at or before any non-blank characters in the line, i.e. the  in v_match()
129 	if (!ISMOTION(vp) || vp->m_start.lno == vp->m_stop.lno)  in v_match()
131 	mp = vp->m_start.lno < vp->m_stop.lno ? &vp->m_start : &vp->m_stop;  in v_match()
132 	if (mp->cno != 0) {  in v_match()
134 		if (nonblank(sp, mp->lno, &cno))  in v_match()
136 		if (cno < mp->cno)  in v_match()
139 	mp = vp->m_start.lno < vp->m_stop.lno ? &vp->m_stop : &vp->m_start;  in v_match()
140 	if (db_get(sp, mp->lno, DBG_FATAL, &p, &len))  in v_match()
142 	for (p += mp->cno + 1, len -= mp->cno; --len; ++p)  in v_match()
143 		if (!isblank(*p))  in v_match()
145 	F_SET(vp, VM_LMODE);  in v_match()
150  * v_buildmcs --
158 	CHAR_T **mp = &VIP(sp)->mcs;  in v_buildmcs()
166 	if (mbstowcs(*mp, str, len) == (size_t)-1)  in v_buildmcs()