-/* $Id: man_macro.c,v 1.61 2011/04/17 09:08:19 kristaps Exp $ */
+/* $Id: man_macro.c,v 1.144 2019/01/05 18:59:46 schwarze Exp $ */
/*
- * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2012-2015, 2017-2019 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
+
+#include <sys/types.h>
#include <assert.h>
#include <ctype.h>
+#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include "man.h"
#include "mandoc.h"
+#include "roff.h"
+#include "man.h"
#include "libmandoc.h"
+#include "roff_int.h"
#include "libman.h"
-enum rew {
- REW_REWIND,
- REW_NOHALT,
- REW_HALT
-};
-
-static int blk_close(MACRO_PROT_ARGS);
-static int blk_exp(MACRO_PROT_ARGS);
-static int blk_imp(MACRO_PROT_ARGS);
-static int in_line_eoln(MACRO_PROT_ARGS);
-static int man_args(struct man *, int,
+static void blk_close(MACRO_PROT_ARGS);
+static void blk_exp(MACRO_PROT_ARGS);
+static void blk_imp(MACRO_PROT_ARGS);
+static void in_line_eoln(MACRO_PROT_ARGS);
+static int man_args(struct roff_man *, int,
int *, char *, char **);
-
-static int rew_scope(enum man_type,
- struct man *, enum mant);
-static enum rew rew_dohalt(enum mant, enum man_type,
- const struct man_node *);
-static enum rew rew_block(enum mant, enum man_type,
- const struct man_node *);
-static void rew_warn(struct man *,
- struct man_node *, enum mandocerr);
-
-const struct man_macro __man_macros[MAN_MAX] = {
- { in_line_eoln, MAN_NSCOPED }, /* br */
- { in_line_eoln, 0 }, /* TH */
- { blk_imp, MAN_SCOPED }, /* SH */
- { blk_imp, MAN_SCOPED }, /* SS */
- { blk_imp, MAN_SCOPED | MAN_FSCOPED }, /* TP */
- { blk_imp, 0 }, /* LP */
- { blk_imp, 0 }, /* PP */
- { blk_imp, 0 }, /* P */
- { blk_imp, 0 }, /* IP */
- { blk_imp, 0 }, /* HP */
- { in_line_eoln, MAN_SCOPED }, /* SM */
- { in_line_eoln, MAN_SCOPED }, /* SB */
+static void rew_scope(struct roff_man *, enum roff_tok);
+
+static const struct man_macro man_macros[MAN_MAX - MAN_TH] = {
+ { in_line_eoln, MAN_XSCOPE }, /* TH */
+ { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* SH */
+ { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* SS */
+ { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* TP */
+ { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* TQ */
+ { blk_imp, MAN_XSCOPE }, /* LP */
+ { blk_imp, MAN_XSCOPE }, /* PP */
+ { blk_imp, MAN_XSCOPE }, /* P */
+ { blk_imp, MAN_XSCOPE }, /* IP */
+ { blk_imp, MAN_XSCOPE }, /* HP */
+ { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* SM */
+ { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* SB */
{ in_line_eoln, 0 }, /* BI */
{ in_line_eoln, 0 }, /* IB */
{ in_line_eoln, 0 }, /* BR */
{ in_line_eoln, 0 }, /* RB */
- { in_line_eoln, MAN_SCOPED }, /* R */
- { in_line_eoln, MAN_SCOPED }, /* B */
- { in_line_eoln, MAN_SCOPED }, /* I */
+ { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* R */
+ { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* B */
+ { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* I */
{ in_line_eoln, 0 }, /* IR */
{ in_line_eoln, 0 }, /* RI */
- { in_line_eoln, MAN_NSCOPED }, /* na */
- { in_line_eoln, MAN_NSCOPED }, /* sp */
- { in_line_eoln, 0 }, /* nf */
- { in_line_eoln, 0 }, /* fi */
- { blk_close, 0 }, /* RE */
- { blk_exp, MAN_EXPLICIT }, /* RS */
+ { blk_close, MAN_XSCOPE }, /* RE */
+ { blk_exp, MAN_XSCOPE }, /* RS */
{ in_line_eoln, 0 }, /* DT */
{ in_line_eoln, 0 }, /* UC */
- { in_line_eoln, 0 }, /* PD */
+ { in_line_eoln, MAN_NSCOPED }, /* PD */
{ in_line_eoln, 0 }, /* AT */
- { in_line_eoln, 0 }, /* in */
- { in_line_eoln, 0 }, /* ft */
+ { in_line_eoln, MAN_NSCOPED }, /* in */
+ { blk_imp, MAN_XSCOPE }, /* SY */
+ { blk_close, MAN_XSCOPE }, /* YS */
+ { in_line_eoln, 0 }, /* OP */
+ { in_line_eoln, MAN_XSCOPE }, /* EX */
+ { in_line_eoln, MAN_XSCOPE }, /* EE */
+ { blk_exp, MAN_XSCOPE }, /* UR */
+ { blk_close, MAN_XSCOPE }, /* UE */
+ { blk_exp, MAN_XSCOPE }, /* MT */
+ { blk_close, MAN_XSCOPE }, /* ME */
};
-const struct man_macro * const man_macros = __man_macros;
-
-/*
- * Warn when "n" is an explicit non-roff macro.
- */
-static void
-rew_warn(struct man *m, struct man_node *n, enum mandocerr er)
+const struct man_macro *
+man_macro(enum roff_tok tok)
{
-
- if (er == MANDOCERR_MAX || MAN_BLOCK != n->type)
- return;
- if (MAN_VALID & n->flags)
- return;
- if ( ! (MAN_EXPLICIT & man_macros[n->tok].flags))
- return;
-
- assert(er < MANDOCERR_FATAL);
- man_nmsg(m, n, er);
+ assert(tok >= MAN_TH && tok <= MAN_MAX);
+ return man_macros + (tok - MAN_TH);
}
-
-/*
- * Rewind scope. If a code "er" != MANDOCERR_MAX has been provided, it
- * will be used if an explicit block scope is being closed out.
- */
-int
-man_unscope(struct man *m, const struct man_node *to,
- enum mandocerr er)
+void
+man_unscope(struct roff_man *man, const struct roff_node *to)
{
- struct man_node *n;
-
- assert(to);
+ struct roff_node *n;
+
+ to = to->parent;
+ n = man->last;
+ while (n != to) {
+
+ /* Reached the end of the document? */
+
+ if (to == NULL && ! (n->flags & NODE_VALID)) {
+ if (man->flags & (MAN_BLINE | MAN_ELINE) &&
+ man_macro(n->tok)->flags &
+ (MAN_BSCOPED | MAN_NSCOPED)) {
+ mandoc_msg(MANDOCERR_BLK_LINE,
+ n->line, n->pos,
+ "EOF breaks %s", roff_name[n->tok]);
+ if (man->flags & MAN_ELINE)
+ man->flags &= ~MAN_ELINE;
+ else {
+ assert(n->type == ROFFT_HEAD);
+ n = n->parent;
+ man->flags &= ~MAN_BLINE;
+ }
+ man->last = n;
+ n = n->parent;
+ roff_node_delete(man, man->last);
+ continue;
+ }
+ if (n->type == ROFFT_BLOCK &&
+ man_macro(n->tok)->fp == blk_exp)
+ mandoc_msg(MANDOCERR_BLK_NOEND,
+ n->line, n->pos, "%s",
+ roff_name[n->tok]);
+ }
- /* LINTED */
- while (m->last != to) {
/*
- * Save the parent here, because we may delete the
- * m->last node in the post-validation phase and reset
- * it to m->last->parent, causing a step in the closing
- * out to be lost.
+ * We might delete the man->last node
+ * in the post-validation phase.
+ * Save a pointer to the parent such that
+ * we know where to continue the iteration.
*/
- n = m->last->parent;
- rew_warn(m, m->last, er);
- if ( ! man_valid_post(m))
- return(0);
- m->last = n;
- assert(m->last);
- }
-
- rew_warn(m, m->last, er);
- if ( ! man_valid_post(m))
- return(0);
-
- m->next = MAN_ROOT == m->last->type ?
- MAN_NEXT_CHILD : MAN_NEXT_SIBLING;
-
- return(1);
-}
-
-
-static enum rew
-rew_block(enum mant ntok, enum man_type type, const struct man_node *n)
-{
-
- if (MAN_BLOCK == type && ntok == n->parent->tok &&
- MAN_BODY == n->parent->type)
- return(REW_REWIND);
- return(ntok == n->tok ? REW_HALT : REW_NOHALT);
-}
+ man->last = n;
+ n = n->parent;
+ man->last->flags |= NODE_VALID;
+ }
-/*
- * There are three scope levels: scoped to the root (all), scoped to the
- * section (all less sections), and scoped to subsections (all less
- * sections and subsections).
- */
-static enum rew
-rew_dohalt(enum mant tok, enum man_type type, const struct man_node *n)
-{
- enum rew c;
-
- /* We cannot progress beyond the root ever. */
- if (MAN_ROOT == n->type)
- return(REW_HALT);
-
- assert(n->parent);
-
- /* Normal nodes shouldn't go to the level of the root. */
- if (MAN_ROOT == n->parent->type)
- return(REW_REWIND);
-
- /* Already-validated nodes should be closed out. */
- if (MAN_VALID & n->flags)
- return(REW_NOHALT);
-
- /* First: rewind to ourselves. */
- if (type == n->type && tok == n->tok)
- return(REW_REWIND);
-
- /*
- * Next follow the implicit scope-smashings as defined by man.7:
- * section, sub-section, etc.
+ /*
+ * If we ended up at the parent of the node we were
+ * supposed to rewind to, that means the target node
+ * got deleted, so add the next node we parse as a child
+ * of the parent instead of as a sibling of the target.
*/
- switch (tok) {
- case (MAN_SH):
- break;
- case (MAN_SS):
- /* Rewind to a section, if a block. */
- if (REW_NOHALT != (c = rew_block(MAN_SH, type, n)))
- return(c);
- break;
- case (MAN_RS):
- /* Rewind to a subsection, if a block. */
- if (REW_NOHALT != (c = rew_block(MAN_SS, type, n)))
- return(c);
- /* Rewind to a section, if a block. */
- if (REW_NOHALT != (c = rew_block(MAN_SH, type, n)))
- return(c);
- break;
- default:
- /* Rewind to an offsetter, if a block. */
- if (REW_NOHALT != (c = rew_block(MAN_RS, type, n)))
- return(c);
- /* Rewind to a subsection, if a block. */
- if (REW_NOHALT != (c = rew_block(MAN_SS, type, n)))
- return(c);
- /* Rewind to a section, if a block. */
- if (REW_NOHALT != (c = rew_block(MAN_SH, type, n)))
- return(c);
- break;
- }
-
- return(REW_NOHALT);
+ man->next = (man->last == to) ?
+ ROFF_NEXT_CHILD : ROFF_NEXT_SIBLING;
}
-
/*
* Rewinding entails ascending the parse tree until a coherent point,
* for example, the `SH' macro will close out any intervening `SS'
* scopes. When a scope is closed, it must be validated and actioned.
*/
-static int
-rew_scope(enum man_type type, struct man *m, enum mant tok)
+static void
+rew_scope(struct roff_man *man, enum roff_tok tok)
{
- struct man_node *n;
- enum rew c;
-
- /* LINTED */
- for (n = m->last; n; n = n->parent) {
- /*
- * Whether we should stop immediately (REW_HALT), stop
- * and rewind until this point (REW_REWIND), or keep
- * rewinding (REW_NOHALT).
- */
- c = rew_dohalt(tok, type, n);
- if (REW_HALT == c)
- return(1);
- if (REW_REWIND == c)
- break;
- }
+ struct roff_node *n;
- /*
- * Rewind until the current point. Warn if we're a roff
- * instruction that's mowing over explicit scopes.
- */
- assert(n);
+ /* Preserve empty paragraphs before RS. */
- return(man_unscope(m, n, MANDOCERR_MAX));
+ n = man->last;
+ if (tok == MAN_RS && n->child == NULL &&
+ (n->tok == MAN_P || n->tok == MAN_PP || n->tok == MAN_LP))
+ return;
+
+ for (;;) {
+ if (n->type == ROFFT_ROOT)
+ return;
+ if (n->flags & NODE_VALID) {
+ n = n->parent;
+ continue;
+ }
+ if (n->type != ROFFT_BLOCK) {
+ if (n->parent->type == ROFFT_ROOT) {
+ man_unscope(man, n);
+ return;
+ } else {
+ n = n->parent;
+ continue;
+ }
+ }
+ if (tok != MAN_SH && (n->tok == MAN_SH ||
+ (tok != MAN_SS && (n->tok == MAN_SS ||
+ man_macro(n->tok)->fp == blk_exp))))
+ return;
+ man_unscope(man, n);
+ n = man->last;
+ }
}
/*
* Close out a generic explicit macro.
*/
-/* ARGSUSED */
-int
+void
blk_close(MACRO_PROT_ARGS)
{
- enum mant ntok;
- const struct man_node *nn;
+ enum roff_tok ctok, ntok;
+ const struct roff_node *nn;
+ char *p, *ep;
+ int cline, cpos, la, nrew, target;
+ nrew = 1;
switch (tok) {
- case (MAN_RE):
+ case MAN_RE:
ntok = MAN_RS;
+ la = *pos;
+ if ( ! man_args(man, line, pos, buf, &p))
+ break;
+ for (nn = man->last->parent; nn; nn = nn->parent)
+ if (nn->tok == ntok && nn->type == ROFFT_BLOCK)
+ nrew++;
+ target = strtol(p, &ep, 10);
+ if (*ep != '\0')
+ mandoc_msg(MANDOCERR_ARG_EXCESS, line,
+ la + (buf[la] == '"') + (int)(ep - p),
+ "RE ... %s", ep);
+ free(p);
+ if (target == 0)
+ target = 1;
+ nrew -= target;
+ if (nrew < 1) {
+ mandoc_msg(MANDOCERR_RE_NOTOPEN,
+ line, ppos, "RE %d", target);
+ return;
+ }
+ break;
+ case MAN_YS:
+ ntok = MAN_SY;
+ break;
+ case MAN_UE:
+ ntok = MAN_UR;
+ break;
+ case MAN_ME:
+ ntok = MAN_MT;
break;
default:
abort();
- /* NOTREACHED */
}
- for (nn = m->last->parent; nn; nn = nn->parent)
- if (ntok == nn->tok)
+ for (nn = man->last->parent; nn; nn = nn->parent)
+ if (nn->tok == ntok && nn->type == ROFFT_BLOCK && ! --nrew)
break;
- if (NULL == nn)
- man_pmsg(m, line, ppos, MANDOCERR_NOSCOPE);
+ if (nn == NULL) {
+ mandoc_msg(MANDOCERR_BLK_NOTOPEN,
+ line, ppos, "%s", roff_name[tok]);
+ rew_scope(man, MAN_PP);
+ if (tok == MAN_RE) {
+ roff_elem_alloc(man, line, ppos, ROFF_br);
+ man->last->flags |= NODE_LINE |
+ NODE_VALID | NODE_ENDED;
+ man->next = ROFF_NEXT_SIBLING;
+ }
+ return;
+ }
- if ( ! rew_scope(MAN_BODY, m, ntok))
- return(0);
- if ( ! rew_scope(MAN_BLOCK, m, ntok))
- return(0);
+ cline = man->last->line;
+ cpos = man->last->pos;
+ ctok = man->last->tok;
+ man_unscope(man, nn);
- return(1);
-}
+ if (tok == MAN_RE && nn->head->aux > 0)
+ roff_setreg(man->roff, "an-margin", nn->head->aux, '-');
+ /* Trailing text. */
-/* ARGSUSED */
-int
-blk_exp(MACRO_PROT_ARGS)
-{
- int la;
- char *p;
+ if (buf[*pos] != '\0') {
+ roff_word_alloc(man, line, ppos, buf + *pos);
+ man->last->flags |= NODE_DELIMC;
+ if (mandoc_eos(man->last->string, strlen(man->last->string)))
+ man->last->flags |= NODE_EOS;
+ }
- /*
- * Close out prior scopes. "Regular" explicit macros cannot be
- * nested, but we allow roff macros to be placed just about
- * anywhere.
- */
+ /* Move a trailing paragraph behind the block. */
- if ( ! rew_scope(MAN_BODY, m, tok))
- return(0);
- if ( ! rew_scope(MAN_BLOCK, m, tok))
- return(0);
+ if (ctok == MAN_LP || ctok == MAN_PP || ctok == MAN_P) {
+ *pos = strlen(buf);
+ blk_imp(man, ctok, cline, cpos, pos, buf);
+ }
- if ( ! man_block_alloc(m, line, ppos, tok))
- return(0);
- if ( ! man_head_alloc(m, line, ppos, tok))
- return(0);
+ /* Synopsis blocks need an explicit end marker for spacing. */
- for (;;) {
- la = *pos;
- if ( ! man_args(m, line, pos, buf, &p))
- break;
- if ( ! man_word_alloc(m, line, la, p))
- return(0);
+ if (tok == MAN_YS && man->last == nn) {
+ roff_elem_alloc(man, line, ppos, tok);
+ man_unscope(man, man->last);
}
+}
- assert(m);
- assert(tok != MAN_MAX);
+void
+blk_exp(MACRO_PROT_ARGS)
+{
+ struct roff_node *head;
+ char *p;
+ int la;
- if ( ! rew_scope(MAN_HEAD, m, tok))
- return(0);
- return(man_body_alloc(m, line, ppos, tok));
-}
+ if (tok == MAN_RS) {
+ rew_scope(man, tok);
+ man->flags |= ROFF_NONOFILL;
+ }
+ roff_block_alloc(man, line, ppos, tok);
+ head = roff_head_alloc(man, line, ppos, tok);
+
+ la = *pos;
+ if (man_args(man, line, pos, buf, &p)) {
+ roff_word_alloc(man, line, la, p);
+ if (tok == MAN_RS) {
+ if (roff_getreg(man->roff, "an-margin") == 0)
+ roff_setreg(man->roff, "an-margin",
+ 7 * 24, '=');
+ if ((head->aux = strtod(p, NULL) * 24.0) > 0)
+ roff_setreg(man->roff, "an-margin",
+ head->aux, '+');
+ }
+ free(p);
+ }
+ if (buf[*pos] != '\0')
+ mandoc_msg(MANDOCERR_ARG_EXCESS, line, *pos,
+ "%s ... %s", roff_name[tok], buf + *pos);
+ man_unscope(man, head);
+ roff_body_alloc(man, line, ppos, tok);
+ man->flags &= ~ROFF_NONOFILL;
+}
/*
- * Parse an implicit-block macro. These contain a MAN_HEAD and a
- * MAN_BODY contained within a MAN_BLOCK. Rules for closing out other
+ * Parse an implicit-block macro. These contain a ROFFT_HEAD and a
+ * ROFFT_BODY contained within a ROFFT_BLOCK. Rules for closing out other
* scopes, such as `SH' closing out an `SS', are defined in the rew
* routines.
*/
-/* ARGSUSED */
-int
+void
blk_imp(MACRO_PROT_ARGS)
{
int la;
char *p;
- struct man_node *n;
-
- /* Close out prior scopes. */
-
- if ( ! rew_scope(MAN_BODY, m, tok))
- return(0);
- if ( ! rew_scope(MAN_BLOCK, m, tok))
- return(0);
+ struct roff_node *n;
- /* Allocate new block & head scope. */
-
- if ( ! man_block_alloc(m, line, ppos, tok))
- return(0);
- if ( ! man_head_alloc(m, line, ppos, tok))
- return(0);
-
- n = m->last;
+ rew_scope(man, tok);
+ man->flags |= ROFF_NONOFILL;
+ if (tok == MAN_SH || tok == MAN_SS)
+ man->flags &= ~ROFF_NOFILL;
+ roff_block_alloc(man, line, ppos, tok);
+ n = roff_head_alloc(man, line, ppos, tok);
/* Add line arguments. */
for (;;) {
la = *pos;
- if ( ! man_args(m, line, pos, buf, &p))
+ if ( ! man_args(man, line, pos, buf, &p))
break;
- if ( ! man_word_alloc(m, line, la, p))
- return(0);
+ roff_word_alloc(man, line, la, p);
+ free(p);
}
- /* Close out head and open body (unless MAN_SCOPE). */
+ /*
+ * For macros having optional next-line scope,
+ * keep the head open if there were no arguments.
+ * For `TP' and `TQ', always keep the head open.
+ */
- if (MAN_SCOPED & man_macros[tok].flags) {
- /* If we're forcing scope (`TP'), keep it open. */
- if (MAN_FSCOPED & man_macros[tok].flags) {
- m->flags |= MAN_BLINE;
- return(1);
- } else if (n == m->last) {
- m->flags |= MAN_BLINE;
- return(1);
- }
+ if (man_macro(tok)->flags & MAN_BSCOPED &&
+ (tok == MAN_TP || tok == MAN_TQ || n == man->last)) {
+ man->flags |= MAN_BLINE;
+ return;
}
- if ( ! rew_scope(MAN_HEAD, m, tok))
- return(0);
- return(man_body_alloc(m, line, ppos, tok));
-}
+ /* Close out the head and open the body. */
+ man_unscope(man, n);
+ roff_body_alloc(man, line, ppos, tok);
+ man->flags &= ~ROFF_NONOFILL;
+}
-/* ARGSUSED */
-int
+void
in_line_eoln(MACRO_PROT_ARGS)
{
int la;
char *p;
- struct man_node *n;
+ struct roff_node *n;
- if ( ! man_elem_alloc(m, line, ppos, tok))
- return(0);
+ roff_elem_alloc(man, line, ppos, tok);
+ n = man->last;
- n = m->last;
+ if (tok == MAN_EX)
+ man->flags |= ROFF_NOFILL;
+ else if (tok == MAN_EE)
+ man->flags &= ~ROFF_NOFILL;
for (;;) {
+ if (buf[*pos] != '\0' && man->last != n && tok == MAN_PD) {
+ mandoc_msg(MANDOCERR_ARG_EXCESS, line, *pos,
+ "%s ... %s", roff_name[tok], buf + *pos);
+ break;
+ }
la = *pos;
- if ( ! man_args(m, line, pos, buf, &p))
+ if ( ! man_args(man, line, pos, buf, &p))
break;
- if ( ! man_word_alloc(m, line, la, p))
- return(0);
+ if (man_macro(tok)->flags & MAN_JOIN &&
+ man->last->type == ROFFT_TEXT)
+ roff_word_append(man, p);
+ else
+ roff_word_alloc(man, line, la, p);
+ free(p);
}
/*
- * If no arguments are specified and this is MAN_SCOPED (i.e.,
- * next-line scoped), then set our mode to indicate that we're
- * waiting for terms to load into our context.
+ * Append NODE_EOS in case the last snipped argument
+ * ends with a dot, e.g. `.IR syslog (3).'
*/
- if (n == m->last && MAN_SCOPED & man_macros[tok].flags) {
- assert( ! (MAN_NSCOPED & man_macros[tok].flags));
- m->flags |= MAN_ELINE;
- return(1);
- }
-
- /* Set ignorable context, if applicable. */
+ if (n != man->last &&
+ mandoc_eos(man->last->string, strlen(man->last->string)))
+ man->last->flags |= NODE_EOS;
- if (MAN_NSCOPED & man_macros[tok].flags) {
- assert( ! (MAN_SCOPED & man_macros[tok].flags));
- m->flags |= MAN_ILINE;
- }
-
/*
- * Rewind our element scope. Note that when TH is pruned, we'll
- * be back at the root, so make sure that we don't clobber as
- * its sibling.
+ * If no arguments are specified and this is MAN_ESCOPED (i.e.,
+ * next-line scoped), then set our mode to indicate that we're
+ * waiting for terms to load into our context.
*/
- for ( ; m->last; m->last = m->last->parent) {
- if (m->last == n)
- break;
- if (m->last->type == MAN_ROOT)
- break;
- if ( ! man_valid_post(m))
- return(0);
+ if (n == man->last && man_macro(tok)->flags & MAN_ESCOPED) {
+ man->flags |= MAN_ELINE;
+ return;
}
- assert(m->last);
+ assert(man->last->type != ROFFT_ROOT);
+ man->next = ROFF_NEXT_SIBLING;
- /*
- * Same here regarding whether we're back at the root.
- */
+ /* Rewind our element scope. */
- if (m->last->type != MAN_ROOT && ! man_valid_post(m))
- return(0);
+ for ( ; man->last; man->last = man->last->parent) {
+ man->last->flags |= NODE_VALID;
+ if (man->last == n)
+ break;
+ }
- m->next = MAN_ROOT == m->last->type ?
- MAN_NEXT_CHILD : MAN_NEXT_SIBLING;
+ /* Rewind next-line scoped ancestors, if any. */
- return(1);
+ if (man_macro(tok)->flags & MAN_ESCOPED)
+ man_descope(man, line, ppos, NULL);
}
-
-int
-man_macroend(struct man *m)
+void
+man_endparse(struct roff_man *man)
{
-
- return(man_unscope(m, m->first, MANDOCERR_SCOPEEXIT));
+ man_unscope(man, man->meta.first);
}
static int
-man_args(struct man *m, int line, int *pos, char *buf, char **v)
+man_args(struct roff_man *man, int line, int *pos, char *buf, char **v)
{
char *start;
assert(' ' != *start);
if ('\0' == *start)
- return(0);
+ return 0;
- *v = mandoc_getarg(m->parse, v, line, 1, pos);
- return(1);
+ *v = roff_getarg(man->roff, v, line, pos);
+ return 1;
}
git.ckatri.com / mandoc.git / blobdiff