1 /* $OpenBSD: man.c,v 1.137 2022/08/16 22:59:48 schwarze Exp $ */
31 #include "man.h"
42 man_parseln(struct roff_man *man, int ln, char *buf, int offs)  in man_parseln()  argument
45 	if (man->last->type != ROFFT_EQN || ln > man->last->line)  in man_parseln()
46 		man->flags |= MAN_NEWLINE;  in man_parseln()
48 	return roff_getcontrol(man->roff, buf, &offs) ?  in man_parseln()
49 	    man_pmacro(man, ln, buf, offs) :  in man_parseln()
50 	    man_ptext(man, ln, buf, offs);  in man_parseln()
75 man_descope(struct roff_man *man, int line, int offs, char *start)  in man_descope()  argument
79 	if (man->flags & MAN_ELINE) {  in man_descope()
80 		while (man->last->parent->type != ROFFT_ROOT &&  in man_descope()
81 		    man_macro(man->last->parent->tok)->flags & MAN_ESCOPED)  in man_descope()
82 			man_unscope(man, man->last->parent);  in man_descope()
83 		man->flags &= ~MAN_ELINE;  in man_descope()
93 	if ( ! (man->flags & MAN_BLINE))  in man_descope()
95 	man_unscope(man, man->last->parent);  in man_descope()
96 	roff_body_alloc(man, line, offs, man->last->tok);  in man_descope()
97 	man->flags &= ~(MAN_BLINE | ROFF_NONOFILL);  in man_descope()
101 man_ptext(struct roff_man *man, int line, char *buf, int offs)  in man_ptext()  argument
108 	if (man->flags & ROFF_NOFILL) {  in man_ptext()
109 		roff_word_alloc(man, line, offs, buf + offs);  in man_ptext()
110 		man_descope(man, line, offs, buf + offs);  in man_ptext()
124 		if (man->flags & (MAN_ELINE | MAN_BLINE)) {  in man_ptext()
128 		if (man->last->tok == MAN_SH || man->last->tok == MAN_SS)  in man_ptext()
130 		if (man->last->type == ROFFT_TEXT &&  in man_ptext()
131 		    ((ep = man_hasc(man->last->string)) != NULL)) {  in man_ptext()
135 		roff_elem_alloc(man, line, offs, ROFF_sp);  in man_ptext()
136 		man->next = ROFF_NEXT_SIBLING;  in man_ptext()
160 	roff_word_alloc(man, line, offs, buf + offs);  in man_ptext()
170 		man->last->flags |= NODE_EOS;  in man_ptext()
172 	man_descope(man, line, offs, buf + offs);  in man_ptext()
177 man_pmacro(struct roff_man *man, int ln, char *buf, int offs)  in man_pmacro()  argument
193 		tok = roffhash_find(man->manmac, buf + ppos, sz);  in man_pmacro()
232 	man_breakscope(man, tok);  in man_pmacro()
233 	bline = man->flags & MAN_BLINE;  in man_pmacro()
248 	(*man_macro(tok)->fp)(man, tok, ln, ppos, &offs, buf);  in man_pmacro()
252 	if (man->quick && tok == MAN_SH) {  in man_pmacro()
253 		n = man->last;  in man_pmacro()
266 	    (man->flags & MAN_BLINE) == 0 ||  in man_pmacro()
267 	    man->flags & MAN_ELINE ||  in man_pmacro()
271 	man_unscope(man, man->last->parent);  in man_pmacro()
272 	roff_body_alloc(man, ln, ppos, man->last->tok);  in man_pmacro()
273 	man->flags &= ~(MAN_BLINE | ROFF_NONOFILL);  in man_pmacro()
282 man_breakscope(struct roff_man *man, int tok)  in man_breakscope()  argument
292 	if (man->flags & MAN_ELINE && (tok < MAN_TH ||  in man_breakscope()
294 		n = man->last;  in man_breakscope()
310 		roff_node_delete(man, n);  in man_breakscope()
311 		man->flags &= ~MAN_ELINE;  in man_breakscope()
319 	if (man->flags & MAN_BLINE &&  in man_breakscope()
321 	    (man->last->tok == MAN_SH || man->last->tok == MAN_SS)) {  in man_breakscope()
322 		n = man->last;  in man_breakscope()
323 		man_unscope(man, n);  in man_breakscope()
324 		roff_body_alloc(man, n->line, n->pos, n->tok);  in man_breakscope()
325 		man->flags &= ~(MAN_BLINE | ROFF_NONOFILL);  in man_breakscope()
334 	if (man->flags & MAN_BLINE && tok != ROFF_nf && tok != ROFF_fi &&  in man_breakscope()
336 		n = man->last;  in man_breakscope()
351 		roff_node_delete(man, n);  in man_breakscope()
352 		man->flags &= ~(MAN_BLINE | ROFF_NONOFILL);  in man_breakscope()