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Annotation of mandoc/man_macro.c, Revision 1.133

1.133   ! schwarze    1: /*     $Id: man_macro.c,v 1.132 2018/08/18 20:41:54 schwarze Exp $ */
1.1       kristaps    2: /*
1.65      schwarze    3:  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.124     schwarze    4:  * Copyright (c) 2012-2015, 2017, 2018 Ingo Schwarze <schwarze@openbsd.org>
1.79      schwarze    5:  * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>
1.1       kristaps    6:  *
                      7:  * Permission to use, copy, modify, and distribute this software for any
1.14      kristaps    8:  * purpose with or without fee is hereby granted, provided that the above
                      9:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps   10:  *
1.101     schwarze   11:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.14      kristaps   12:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.101     schwarze   13:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.14      kristaps   14:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     15:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     16:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     17:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   18:  */
1.30      kristaps   19: #include "config.h"
1.88      schwarze   20:
                     21: #include <sys/types.h>
1.30      kristaps   22:
1.1       kristaps   23: #include <assert.h>
                     24: #include <ctype.h>
                     25: #include <stdlib.h>
                     26: #include <string.h>
                     27:
1.101     schwarze   28: #include "mandoc.h"
                     29: #include "roff.h"
1.58      kristaps   30: #include "man.h"
1.57      kristaps   31: #include "libmandoc.h"
1.106     schwarze   32: #include "roff_int.h"
1.1       kristaps   33: #include "libman.h"
                     34:
1.91      schwarze   35: static void             blk_close(MACRO_PROT_ARGS);
                     36: static void             blk_exp(MACRO_PROT_ARGS);
                     37: static void             blk_imp(MACRO_PROT_ARGS);
                     38: static void             in_line_eoln(MACRO_PROT_ARGS);
1.105     schwarze   39: static int              man_args(struct roff_man *, int,
1.60      kristaps   40:                                int *, char *, char **);
1.116     schwarze   41: static void             rew_scope(struct roff_man *, enum roff_tok);
1.19      kristaps   42:
1.127     schwarze   43: static const struct man_macro man_macros[MAN_MAX - MAN_TH] = {
1.133   ! schwarze   44:        { in_line_eoln, MAN_XSCOPE }, /* TH */
        !            45:        { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* SH */
        !            46:        { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* SS */
        !            47:        { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* TP */
        !            48:        { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* TQ */
        !            49:        { blk_imp, MAN_XSCOPE }, /* LP */
        !            50:        { blk_imp, MAN_XSCOPE }, /* PP */
        !            51:        { blk_imp, MAN_XSCOPE }, /* P */
        !            52:        { blk_imp, MAN_XSCOPE }, /* IP */
        !            53:        { blk_imp, MAN_XSCOPE }, /* HP */
        !            54:        { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* SM */
        !            55:        { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* SB */
1.19      kristaps   56:        { in_line_eoln, 0 }, /* BI */
                     57:        { in_line_eoln, 0 }, /* IB */
                     58:        { in_line_eoln, 0 }, /* BR */
                     59:        { in_line_eoln, 0 }, /* RB */
1.133   ! schwarze   60:        { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* R */
        !            61:        { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* B */
        !            62:        { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* I */
1.19      kristaps   63:        { in_line_eoln, 0 }, /* IR */
                     64:        { in_line_eoln, 0 }, /* RI */
1.110     schwarze   65:        { in_line_eoln, MAN_NSCOPED }, /* nf */
                     66:        { in_line_eoln, MAN_NSCOPED }, /* fi */
1.133   ! schwarze   67:        { blk_close, MAN_XSCOPE }, /* RE */
        !            68:        { blk_exp, MAN_XSCOPE }, /* RS */
1.23      kristaps   69:        { in_line_eoln, 0 }, /* DT */
1.28      kristaps   70:        { in_line_eoln, 0 }, /* UC */
1.100     schwarze   71:        { in_line_eoln, MAN_NSCOPED }, /* PD */
1.45      joerg      72:        { in_line_eoln, 0 }, /* AT */
1.122     schwarze   73:        { in_line_eoln, MAN_NSCOPED }, /* in */
1.133   ! schwarze   74:        { blk_imp, MAN_XSCOPE }, /* SY */
        !            75:        { blk_close, MAN_XSCOPE }, /* YS */
1.71      kristaps   76:        { in_line_eoln, 0 }, /* OP */
1.133   ! schwarze   77:        { in_line_eoln, MAN_XSCOPE }, /* EX */
        !            78:        { in_line_eoln, MAN_XSCOPE }, /* EE */
        !            79:        { blk_exp, MAN_XSCOPE }, /* UR */
        !            80:        { blk_close, MAN_XSCOPE }, /* UE */
        !            81:        { blk_exp, MAN_XSCOPE }, /* MT */
        !            82:        { blk_close, MAN_XSCOPE }, /* ME */
1.19      kristaps   83: };
1.1       kristaps   84:
                     85:
1.127     schwarze   86: const struct man_macro *
                     87: man_macro(enum roff_tok tok)
                     88: {
                     89:        assert(tok >= MAN_TH && tok <= MAN_MAX);
                     90:        return man_macros + (tok - MAN_TH);
                     91: }
                     92:
1.91      schwarze   93: void
1.105     schwarze   94: man_unscope(struct roff_man *man, const struct roff_node *to)
1.1       kristaps   95: {
1.102     schwarze   96:        struct roff_node *n;
1.1       kristaps   97:
1.83      schwarze   98:        to = to->parent;
                     99:        n = man->last;
                    100:        while (n != to) {
1.87      schwarze  101:
                    102:                /* Reached the end of the document? */
                    103:
1.115     schwarze  104:                if (to == NULL && ! (n->flags & NODE_VALID)) {
1.87      schwarze  105:                        if (man->flags & (MAN_BLINE | MAN_ELINE) &&
1.133   ! schwarze  106:                            man_macro(n->tok)->flags &
        !           107:                             (MAN_BSCOPED | MAN_NSCOPED)) {
1.87      schwarze  108:                                mandoc_vmsg(MANDOCERR_BLK_LINE,
                    109:                                    man->parse, n->line, n->pos,
1.116     schwarze  110:                                    "EOF breaks %s", roff_name[n->tok]);
1.87      schwarze  111:                                if (man->flags & MAN_ELINE)
                    112:                                        man->flags &= ~MAN_ELINE;
                    113:                                else {
1.101     schwarze  114:                                        assert(n->type == ROFFT_HEAD);
1.87      schwarze  115:                                        n = n->parent;
                    116:                                        man->flags &= ~MAN_BLINE;
                    117:                                }
                    118:                                man->last = n;
                    119:                                n = n->parent;
1.106     schwarze  120:                                roff_node_delete(man, man->last);
1.87      schwarze  121:                                continue;
                    122:                        }
1.101     schwarze  123:                        if (n->type == ROFFT_BLOCK &&
1.127     schwarze  124:                            man_macro(n->tok)->fp == blk_exp)
1.87      schwarze  125:                                mandoc_msg(MANDOCERR_BLK_NOEND,
                    126:                                    man->parse, n->line, n->pos,
1.116     schwarze  127:                                    roff_name[n->tok]);
1.87      schwarze  128:                }
                    129:
1.55      kristaps  130:                /*
1.83      schwarze  131:                 * We might delete the man->last node
                    132:                 * in the post-validation phase.
                    133:                 * Save a pointer to the parent such that
                    134:                 * we know where to continue the iteration.
1.55      kristaps  135:                 */
1.89      schwarze  136:
1.83      schwarze  137:                man->last = n;
                    138:                n = n->parent;
1.115     schwarze  139:                man->last->flags |= NODE_VALID;
1.19      kristaps  140:        }
1.89      schwarze  141:
                    142:        /*
                    143:         * If we ended up at the parent of the node we were
                    144:         * supposed to rewind to, that means the target node
                    145:         * got deleted, so add the next node we parse as a child
                    146:         * of the parent instead of as a sibling of the target.
                    147:         */
                    148:
                    149:        man->next = (man->last == to) ?
1.105     schwarze  150:            ROFF_NEXT_CHILD : ROFF_NEXT_SIBLING;
1.19      kristaps  151: }
1.1       kristaps  152:
1.19      kristaps  153: /*
                    154:  * Rewinding entails ascending the parse tree until a coherent point,
                    155:  * for example, the `SH' macro will close out any intervening `SS'
                    156:  * scopes.  When a scope is closed, it must be validated and actioned.
                    157:  */
1.91      schwarze  158: static void
1.116     schwarze  159: rew_scope(struct roff_man *man, enum roff_tok tok)
1.19      kristaps  160: {
1.102     schwarze  161:        struct roff_node *n;
1.7       kristaps  162:
1.104     schwarze  163:        /* Preserve empty paragraphs before RS. */
                    164:
                    165:        n = man->last;
1.114     schwarze  166:        if (tok == MAN_RS && n->child == NULL &&
1.104     schwarze  167:            (n->tok == MAN_P || n->tok == MAN_PP || n->tok == MAN_LP))
                    168:                return;
                    169:
                    170:        for (;;) {
                    171:                if (n->type == ROFFT_ROOT)
                    172:                        return;
1.115     schwarze  173:                if (n->flags & NODE_VALID) {
1.104     schwarze  174:                        n = n->parent;
                    175:                        continue;
                    176:                }
                    177:                if (n->type != ROFFT_BLOCK) {
                    178:                        if (n->parent->type == ROFFT_ROOT) {
                    179:                                man_unscope(man, n);
                    180:                                return;
                    181:                        } else {
                    182:                                n = n->parent;
                    183:                                continue;
                    184:                        }
                    185:                }
                    186:                if (tok != MAN_SH && (n->tok == MAN_SH ||
                    187:                    (tok != MAN_SS && (n->tok == MAN_SS ||
1.127     schwarze  188:                     man_macro(n->tok)->fp == blk_exp))))
1.91      schwarze  189:                        return;
1.104     schwarze  190:                man_unscope(man, n);
                    191:                n = man->last;
1.6       kristaps  192:        }
1.19      kristaps  193: }
                    194:
1.6       kristaps  195:
1.36      kristaps  196: /*
                    197:  * Close out a generic explicit macro.
                    198:  */
1.91      schwarze  199: void
1.21      kristaps  200: blk_close(MACRO_PROT_ARGS)
                    201: {
1.124     schwarze  202:        enum roff_tok            ctok, ntok;
1.102     schwarze  203:        const struct roff_node  *nn;
1.93      schwarze  204:        char                    *p;
1.124     schwarze  205:        int                      cline, cpos, nrew, target;
1.21      kristaps  206:
1.93      schwarze  207:        nrew = 1;
1.21      kristaps  208:        switch (tok) {
1.82      schwarze  209:        case MAN_RE:
1.21      kristaps  210:                ntok = MAN_RS;
1.93      schwarze  211:                if ( ! man_args(man, line, pos, buf, &p))
                    212:                        break;
                    213:                for (nn = man->last->parent; nn; nn = nn->parent)
1.101     schwarze  214:                        if (nn->tok == ntok && nn->type == ROFFT_BLOCK)
1.93      schwarze  215:                                nrew++;
                    216:                target = strtol(p, &p, 10);
                    217:                if (*p != '\0')
                    218:                        mandoc_vmsg(MANDOCERR_ARG_EXCESS, man->parse,
                    219:                            line, p - buf, "RE ... %s", p);
                    220:                if (target == 0)
                    221:                        target = 1;
                    222:                nrew -= target;
                    223:                if (nrew < 1) {
                    224:                        mandoc_vmsg(MANDOCERR_RE_NOTOPEN, man->parse,
                    225:                            line, ppos, "RE %d", target);
                    226:                        return;
                    227:                }
1.128     schwarze  228:                break;
                    229:        case MAN_YS:
                    230:                ntok = MAN_SY;
1.76      schwarze  231:                break;
1.82      schwarze  232:        case MAN_UE:
1.76      schwarze  233:                ntok = MAN_UR;
1.123     schwarze  234:                break;
                    235:        case MAN_ME:
                    236:                ntok = MAN_MT;
1.21      kristaps  237:                break;
                    238:        default:
                    239:                abort();
                    240:        }
                    241:
1.75      schwarze  242:        for (nn = man->last->parent; nn; nn = nn->parent)
1.101     schwarze  243:                if (nn->tok == ntok && nn->type == ROFFT_BLOCK && ! --nrew)
1.21      kristaps  244:                        break;
                    245:
1.91      schwarze  246:        if (nn == NULL) {
1.84      schwarze  247:                mandoc_msg(MANDOCERR_BLK_NOTOPEN, man->parse,
1.116     schwarze  248:                    line, ppos, roff_name[tok]);
1.104     schwarze  249:                rew_scope(man, MAN_PP);
1.131     schwarze  250:                if (tok == MAN_RE) {
                    251:                        roff_elem_alloc(man, line, ppos, ROFF_br);
                    252:                        man->last->flags |= NODE_LINE |
                    253:                            NODE_VALID | NODE_ENDED;
                    254:                        man->next = ROFF_NEXT_SIBLING;
                    255:                }
1.124     schwarze  256:                return;
                    257:        }
                    258:
                    259:        cline = man->last->line;
                    260:        cpos = man->last->pos;
                    261:        ctok = man->last->tok;
                    262:        man_unscope(man, nn);
                    263:
                    264:        if (tok == MAN_RE && nn->head->aux > 0)
                    265:                roff_setreg(man->roff, "an-margin", nn->head->aux, '-');
                    266:
                    267:        /* Trailing text. */
                    268:
                    269:        if (buf[*pos] != '\0') {
                    270:                roff_word_alloc(man, line, ppos, buf + *pos);
                    271:                man->last->flags |= NODE_DELIMC;
1.130     schwarze  272:                if (mandoc_eos(man->last->string, strlen(man->last->string)))
                    273:                        man->last->flags |= NODE_EOS;
1.124     schwarze  274:        }
                    275:
                    276:        /* Move a trailing paragraph behind the block. */
                    277:
                    278:        if (ctok == MAN_LP || ctok == MAN_PP || ctok == MAN_P) {
                    279:                *pos = strlen(buf);
1.125     schwarze  280:                blk_imp(man, ctok, cline, cpos, pos, buf);
1.129     schwarze  281:        }
                    282:
                    283:        /* Synopsis blocks need an explicit end marker for spacing. */
                    284:
                    285:        if (tok == MAN_YS && man->last == nn) {
                    286:                roff_elem_alloc(man, line, ppos, tok);
                    287:                man_unscope(man, man->last);
1.95      schwarze  288:        }
1.21      kristaps  289: }
                    290:
1.91      schwarze  291: void
1.35      kristaps  292: blk_exp(MACRO_PROT_ARGS)
                    293: {
1.102     schwarze  294:        struct roff_node *head;
1.98      schwarze  295:        char            *p;
1.59      kristaps  296:        int              la;
1.35      kristaps  297:
1.132     schwarze  298:        if (tok == MAN_RS)
                    299:                rew_scope(man, tok);
1.108     schwarze  300:        roff_block_alloc(man, line, ppos, tok);
1.106     schwarze  301:        head = roff_head_alloc(man, line, ppos, tok);
1.35      kristaps  302:
1.98      schwarze  303:        la = *pos;
1.121     schwarze  304:        if (man_args(man, line, pos, buf, &p)) {
1.107     schwarze  305:                roff_word_alloc(man, line, la, p);
1.121     schwarze  306:                if (tok == MAN_RS) {
                    307:                        if (roff_getreg(man->roff, "an-margin") == 0)
                    308:                                roff_setreg(man->roff, "an-margin",
                    309:                                    7 * 24, '=');
                    310:                        if ((head->aux = strtod(p, NULL) * 24.0) > 0)
                    311:                                roff_setreg(man->roff, "an-margin",
                    312:                                    head->aux, '+');
                    313:                }
                    314:        }
1.35      kristaps  315:
1.98      schwarze  316:        if (buf[*pos] != '\0')
1.116     schwarze  317:                mandoc_vmsg(MANDOCERR_ARG_EXCESS, man->parse, line,
                    318:                    *pos, "%s ... %s", roff_name[tok], buf + *pos);
1.73      schwarze  319:
1.98      schwarze  320:        man_unscope(man, head);
1.106     schwarze  321:        roff_body_alloc(man, line, ppos, tok);
1.35      kristaps  322: }
                    323:
1.19      kristaps  324: /*
1.101     schwarze  325:  * Parse an implicit-block macro.  These contain a ROFFT_HEAD and a
                    326:  * ROFFT_BODY contained within a ROFFT_BLOCK.  Rules for closing out other
1.19      kristaps  327:  * scopes, such as `SH' closing out an `SS', are defined in the rew
                    328:  * routines.
                    329:  */
1.91      schwarze  330: void
1.19      kristaps  331: blk_imp(MACRO_PROT_ARGS)
                    332: {
1.59      kristaps  333:        int              la;
1.19      kristaps  334:        char            *p;
1.102     schwarze  335:        struct roff_node *n;
1.19      kristaps  336:
1.104     schwarze  337:        rew_scope(man, tok);
1.108     schwarze  338:        n = roff_block_alloc(man, line, ppos, tok);
1.106     schwarze  339:        if (n->tok == MAN_SH || n->tok == MAN_SS)
                    340:                man->flags &= ~MAN_LITERAL;
                    341:        n = roff_head_alloc(man, line, ppos, tok);
1.25      kristaps  342:
1.19      kristaps  343:        /* Add line arguments. */
1.3       kristaps  344:
1.19      kristaps  345:        for (;;) {
                    346:                la = *pos;
1.75      schwarze  347:                if ( ! man_args(man, line, pos, buf, &p))
1.19      kristaps  348:                        break;
1.107     schwarze  349:                roff_word_alloc(man, line, la, p);
1.6       kristaps  350:        }
                    351:
1.99      schwarze  352:        /*
                    353:         * For macros having optional next-line scope,
                    354:         * keep the head open if there were no arguments.
1.133   ! schwarze  355:         * For `TP' and `TQ', always keep the head open.
1.99      schwarze  356:         */
1.19      kristaps  357:
1.133   ! schwarze  358:        if (man_macro(tok)->flags & MAN_BSCOPED &&
1.126     schwarze  359:            (tok == MAN_TP || tok == MAN_TQ || n == man->last)) {
1.99      schwarze  360:                man->flags |= MAN_BLINE;
                    361:                return;
1.27      kristaps  362:        }
1.99      schwarze  363:
                    364:        /* Close out the head and open the body. */
                    365:
1.103     schwarze  366:        man_unscope(man, n);
1.106     schwarze  367:        roff_body_alloc(man, line, ppos, tok);
1.4       kristaps  368: }
                    369:
1.91      schwarze  370: void
1.19      kristaps  371: in_line_eoln(MACRO_PROT_ARGS)
1.3       kristaps  372: {
1.59      kristaps  373:        int              la;
1.19      kristaps  374:        char            *p;
1.102     schwarze  375:        struct roff_node *n;
1.3       kristaps  376:
1.108     schwarze  377:        roff_elem_alloc(man, line, ppos, tok);
1.75      schwarze  378:        n = man->last;
1.3       kristaps  379:
1.19      kristaps  380:        for (;;) {
1.117     schwarze  381:                if (buf[*pos] != '\0' && (tok == MAN_fi || tok == MAN_nf)) {
1.96      schwarze  382:                        mandoc_vmsg(MANDOCERR_ARG_SKIP,
                    383:                            man->parse, line, *pos, "%s %s",
1.116     schwarze  384:                            roff_name[tok], buf + *pos);
1.97      schwarze  385:                        break;
                    386:                }
1.120     schwarze  387:                if (buf[*pos] != '\0' && man->last != n && tok == MAN_PD) {
1.97      schwarze  388:                        mandoc_vmsg(MANDOCERR_ARG_EXCESS,
                    389:                            man->parse, line, *pos, "%s ... %s",
1.116     schwarze  390:                            roff_name[tok], buf + *pos);
1.96      schwarze  391:                        break;
                    392:                }
1.19      kristaps  393:                la = *pos;
1.75      schwarze  394:                if ( ! man_args(man, line, pos, buf, &p))
1.19      kristaps  395:                        break;
1.127     schwarze  396:                if (man_macro(tok)->flags & MAN_JOIN &&
1.101     schwarze  397:                    man->last->type == ROFFT_TEXT)
1.107     schwarze  398:                        roff_word_append(man, p);
1.91      schwarze  399:                else
1.107     schwarze  400:                        roff_word_alloc(man, line, la, p);
1.19      kristaps  401:        }
1.78      schwarze  402:
                    403:        /*
1.115     schwarze  404:         * Append NODE_EOS in case the last snipped argument
1.78      schwarze  405:         * ends with a dot, e.g. `.IR syslog (3).'
                    406:         */
                    407:
                    408:        if (n != man->last &&
1.80      schwarze  409:            mandoc_eos(man->last->string, strlen(man->last->string)))
1.115     schwarze  410:                man->last->flags |= NODE_EOS;
1.3       kristaps  411:
1.31      kristaps  412:        /*
1.133   ! schwarze  413:         * If no arguments are specified and this is MAN_ESCOPED (i.e.,
1.31      kristaps  414:         * next-line scoped), then set our mode to indicate that we're
                    415:         * waiting for terms to load into our context.
                    416:         */
                    417:
1.133   ! schwarze  418:        if (n == man->last && man_macro(tok)->flags & MAN_ESCOPED) {
1.75      schwarze  419:                man->flags |= MAN_ELINE;
1.91      schwarze  420:                return;
1.31      kristaps  421:        }
1.64      kristaps  422:
1.101     schwarze  423:        assert(man->last->type != ROFFT_ROOT);
1.105     schwarze  424:        man->next = ROFF_NEXT_SIBLING;
1.82      schwarze  425:
1.113     schwarze  426:        /* Rewind our element scope. */
1.3       kristaps  427:
1.75      schwarze  428:        for ( ; man->last; man->last = man->last->parent) {
1.113     schwarze  429:                man_state(man, man->last);
1.75      schwarze  430:                if (man->last == n)
1.19      kristaps  431:                        break;
                    432:        }
1.133   ! schwarze  433:
        !           434:        /* Rewind next-line scoped ancestors, if any. */
        !           435:
        !           436:        if (man_macro(tok)->flags & MAN_ESCOPED)
        !           437:                man_descope(man, line, ppos, NULL);
1.19      kristaps  438: }
1.3       kristaps  439:
1.91      schwarze  440: void
1.109     schwarze  441: man_endparse(struct roff_man *man)
1.19      kristaps  442: {
1.22      kristaps  443:
1.91      schwarze  444:        man_unscope(man, man->first);
1.113     schwarze  445:        man->flags &= ~MAN_LITERAL;
1.19      kristaps  446: }
1.3       kristaps  447:
1.60      kristaps  448: static int
1.105     schwarze  449: man_args(struct roff_man *man, int line, int *pos, char *buf, char **v)
1.60      kristaps  450: {
                    451:        char     *start;
                    452:
                    453:        assert(*pos);
                    454:        *v = start = buf + *pos;
                    455:        assert(' ' != *start);
                    456:
                    457:        if ('\0' == *start)
1.112     schwarze  458:                return 0;
1.60      kristaps  459:
1.75      schwarze  460:        *v = mandoc_getarg(man->parse, v, line, pos);
1.112     schwarze  461:        return 1;
1.60      kristaps  462: }

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