=================================================================== RCS file: /cvs/mandoc/mdoc_term.c,v retrieving revision 1.301 retrieving revision 1.379 diff -u -p -r1.301 -r1.379 --- mandoc/mdoc_term.c 2014/12/23 13:48:57 1.301 +++ mandoc/mdoc_term.c 2020/03/13 15:32:28 1.379 @@ -1,20 +1,23 @@ -/* $Id: mdoc_term.c,v 1.301 2014/12/23 13:48:57 schwarze Exp $ */ +/* $Id: mdoc_term.c,v 1.379 2020/03/13 15:32:28 schwarze Exp $ */ /* + * Copyright (c) 2010, 2012-2020 Ingo Schwarze * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons - * Copyright (c) 2010, 2012, 2013, 2014 Ingo Schwarze * Copyright (c) 2013 Franco Fichtner * * 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. + * + * Plain text formatter for mdoc(7), used by mandoc(1) + * for ASCII, UTF-8, PostScript, and PDF output. */ #include "config.h" @@ -22,16 +25,18 @@ #include #include +#include #include #include #include #include -#include "mandoc.h" #include "mandoc_aux.h" +#include "roff.h" +#include "mdoc.h" #include "out.h" #include "term.h" -#include "mdoc.h" +#include "term_tag.h" #include "main.h" struct termpair { @@ -41,31 +46,30 @@ struct termpair { #define DECL_ARGS struct termp *p, \ struct termpair *pair, \ - const struct mdoc_meta *meta, \ - struct mdoc_node *n + const struct roff_meta *meta, \ + struct roff_node *n -struct termact { +struct mdoc_term_act { int (*pre)(DECL_ARGS); void (*post)(DECL_ARGS); }; -static size_t a2width(const struct termp *, const char *); +static int a2width(const struct termp *, const char *); static void print_bvspace(struct termp *, - const struct mdoc_node *, - const struct mdoc_node *); + struct roff_node *, struct roff_node *); static void print_mdoc_node(DECL_ARGS); static void print_mdoc_nodelist(DECL_ARGS); -static void print_mdoc_head(struct termp *, const void *); -static void print_mdoc_foot(struct termp *, const void *); -static void synopsis_pre(struct termp *, - const struct mdoc_node *); +static void print_mdoc_head(struct termp *, const struct roff_meta *); +static void print_mdoc_foot(struct termp *, const struct roff_meta *); +static void synopsis_pre(struct termp *, struct roff_node *); static void termp____post(DECL_ARGS); static void termp__t_post(DECL_ARGS); static void termp_bd_post(DECL_ARGS); static void termp_bk_post(DECL_ARGS); static void termp_bl_post(DECL_ARGS); +static void termp_eo_post(DECL_ARGS); static void termp_fd_post(DECL_ARGS); static void termp_fo_post(DECL_ARGS); static void termp_in_post(DECL_ARGS); @@ -76,9 +80,11 @@ static void termp_pf_post(DECL_ARGS); static void termp_quote_post(DECL_ARGS); static void termp_sh_post(DECL_ARGS); static void termp_ss_post(DECL_ARGS); +static void termp_xx_post(DECL_ARGS); static int termp__a_pre(DECL_ARGS); static int termp__t_pre(DECL_ARGS); +static int termp_abort_pre(DECL_ARGS); static int termp_an_pre(DECL_ARGS); static int termp_ap_pre(DECL_ARGS); static int termp_bd_pre(DECL_ARGS); @@ -86,10 +92,8 @@ static int termp_bf_pre(DECL_ARGS); static int termp_bk_pre(DECL_ARGS); static int termp_bl_pre(DECL_ARGS); static int termp_bold_pre(DECL_ARGS); -static int termp_bt_pre(DECL_ARGS); -static int termp_bx_pre(DECL_ARGS); -static int termp_cd_pre(DECL_ARGS); static int termp_d1_pre(DECL_ARGS); +static int termp_eo_pre(DECL_ARGS); static int termp_ex_pre(DECL_ARGS); static int termp_fa_pre(DECL_ARGS); static int termp_fd_pre(DECL_ARGS); @@ -100,33 +104,29 @@ static int termp_ft_pre(DECL_ARGS); static int termp_in_pre(DECL_ARGS); static int termp_it_pre(DECL_ARGS); static int termp_li_pre(DECL_ARGS); -static int termp_ll_pre(DECL_ARGS); static int termp_lk_pre(DECL_ARGS); static int termp_nd_pre(DECL_ARGS); static int termp_nm_pre(DECL_ARGS); static int termp_ns_pre(DECL_ARGS); static int termp_quote_pre(DECL_ARGS); static int termp_rs_pre(DECL_ARGS); -static int termp_rv_pre(DECL_ARGS); static int termp_sh_pre(DECL_ARGS); static int termp_skip_pre(DECL_ARGS); static int termp_sm_pre(DECL_ARGS); -static int termp_sp_pre(DECL_ARGS); +static int termp_pp_pre(DECL_ARGS); static int termp_ss_pre(DECL_ARGS); static int termp_under_pre(DECL_ARGS); -static int termp_ud_pre(DECL_ARGS); static int termp_vt_pre(DECL_ARGS); static int termp_xr_pre(DECL_ARGS); static int termp_xx_pre(DECL_ARGS); -static const struct termact termacts[MDOC_MAX] = { - { termp_ap_pre, NULL }, /* Ap */ +static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = { { NULL, NULL }, /* Dd */ { NULL, NULL }, /* Dt */ { NULL, NULL }, /* Os */ { termp_sh_pre, termp_sh_post }, /* Sh */ { termp_ss_pre, termp_ss_post }, /* Ss */ - { termp_sp_pre, NULL }, /* Pp */ + { termp_pp_pre, NULL }, /* Pp */ { termp_d1_pre, termp_bl_post }, /* D1 */ { termp_d1_pre, termp_bl_post }, /* Dl */ { termp_bd_pre, termp_bd_post }, /* Bd */ @@ -136,10 +136,11 @@ static const struct termact termacts[MDOC_MAX] = { { termp_it_pre, termp_it_post }, /* It */ { termp_under_pre, NULL }, /* Ad */ { termp_an_pre, NULL }, /* An */ + { termp_ap_pre, NULL }, /* Ap */ { termp_under_pre, NULL }, /* Ar */ - { termp_cd_pre, NULL }, /* Cd */ + { termp_fd_pre, NULL }, /* Cd */ { termp_bold_pre, NULL }, /* Cm */ - { NULL, NULL }, /* Dv */ + { termp_li_pre, NULL }, /* Dv */ { NULL, NULL }, /* Er */ { NULL, NULL }, /* Ev */ { termp_ex_pre, NULL }, /* Ex */ @@ -154,9 +155,9 @@ static const struct termact termacts[MDOC_MAX] = { { termp_nd_pre, NULL }, /* Nd */ { termp_nm_pre, termp_nm_post }, /* Nm */ { termp_quote_pre, termp_quote_post }, /* Op */ - { termp_ft_pre, NULL }, /* Ot */ + { termp_abort_pre, NULL }, /* Ot */ { termp_under_pre, NULL }, /* Pa */ - { termp_rv_pre, NULL }, /* Rv */ + { termp_ex_pre, NULL }, /* Rv */ { NULL, NULL }, /* St */ { termp_under_pre, NULL }, /* Va */ { termp_vt_pre, NULL }, /* Vt */ @@ -180,8 +181,8 @@ static const struct termact termacts[MDOC_MAX] = { { termp_bf_pre, NULL }, /* Bf */ { termp_quote_pre, termp_quote_post }, /* Bo */ { termp_quote_pre, termp_quote_post }, /* Bq */ - { termp_xx_pre, NULL }, /* Bsx */ - { termp_bx_pre, NULL }, /* Bx */ + { termp_xx_pre, termp_xx_post }, /* Bsx */ + { NULL, NULL }, /* Bx */ { termp_skip_pre, NULL }, /* Db */ { NULL, NULL }, /* Dc */ { termp_quote_pre, termp_quote_post }, /* Do */ @@ -189,13 +190,13 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, NULL }, /* Ec */ /* FIXME: no space */ { NULL, NULL }, /* Ef */ { termp_under_pre, NULL }, /* Em */ - { termp_quote_pre, termp_quote_post }, /* Eo */ - { termp_xx_pre, NULL }, /* Fx */ + { termp_eo_pre, termp_eo_post }, /* Eo */ + { termp_xx_pre, termp_xx_post }, /* Fx */ { termp_bold_pre, NULL }, /* Ms */ { termp_li_pre, NULL }, /* No */ { termp_ns_pre, NULL }, /* Ns */ - { termp_xx_pre, NULL }, /* Nx */ - { termp_xx_pre, NULL }, /* Ox */ + { termp_xx_pre, termp_xx_post }, /* Nx */ + { termp_xx_pre, termp_xx_post }, /* Ox */ { NULL, NULL }, /* Pc */ { NULL, termp_pf_post }, /* Pf */ { termp_quote_pre, termp_quote_post }, /* Po */ @@ -213,7 +214,7 @@ static const struct termact termacts[MDOC_MAX] = { { termp_under_pre, NULL }, /* Sx */ { termp_bold_pre, NULL }, /* Sy */ { NULL, NULL }, /* Tn */ - { termp_xx_pre, NULL }, /* Ux */ + { termp_xx_pre, termp_xx_post }, /* Ux */ { NULL, NULL }, /* Xc */ { NULL, NULL }, /* Xo */ { termp_fo_pre, termp_fo_post }, /* Fo */ @@ -222,12 +223,12 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, NULL }, /* Oc */ { termp_bk_pre, termp_bk_post }, /* Bk */ { NULL, NULL }, /* Ek */ - { termp_bt_pre, NULL }, /* Bt */ + { NULL, NULL }, /* Bt */ { NULL, NULL }, /* Hf */ { termp_under_pre, NULL }, /* Fr */ - { termp_ud_pre, NULL }, /* Ud */ + { NULL, NULL }, /* Ud */ { NULL, termp_lb_post }, /* Lb */ - { termp_sp_pre, NULL }, /* Lp */ + { termp_abort_pre, NULL }, /* Lp */ { termp_lk_pre, NULL }, /* Lk */ { termp_under_pre, NULL }, /* Mt */ { termp_quote_pre, termp_quote_post }, /* Brq */ @@ -236,91 +237,115 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, termp____post }, /* %C */ { termp_skip_pre, NULL }, /* Es */ { termp_quote_pre, termp_quote_post }, /* En */ - { termp_xx_pre, NULL }, /* Dx */ + { termp_xx_pre, termp_xx_post }, /* Dx */ { NULL, termp____post }, /* %Q */ - { termp_sp_pre, NULL }, /* br */ - { termp_sp_pre, NULL }, /* sp */ { NULL, termp____post }, /* %U */ { NULL, NULL }, /* Ta */ - { termp_ll_pre, NULL }, /* ll */ + { termp_skip_pre, NULL }, /* Tg */ }; void -terminal_mdoc(void *arg, const struct mdoc *mdoc) +terminal_mdoc(void *arg, const struct roff_meta *mdoc) { - const struct mdoc_meta *meta; - struct mdoc_node *n; + struct roff_node *n, *nn; struct termp *p; + size_t save_defindent; p = (struct termp *)arg; + p->tcol->rmargin = p->maxrmargin = p->defrmargin; + term_tab_set(p, NULL); + term_tab_set(p, "T"); + term_tab_set(p, ".5i"); - p->overstep = 0; - p->rmargin = p->maxrmargin = p->defrmargin; - p->tabwidth = term_len(p, 5); - - n = mdoc_node(mdoc)->child; - meta = mdoc_meta(mdoc); - + n = mdoc->first->child; if (p->synopsisonly) { - while (n != NULL) { - if (n->tok == MDOC_Sh && n->sec == SEC_SYNOPSIS) { - if (n->child->next->child != NULL) - print_mdoc_nodelist(p, NULL, - meta, n->child->next->child); - term_newln(p); + for (nn = NULL; n != NULL; n = n->next) { + if (n->tok != MDOC_Sh) + continue; + if (n->sec == SEC_SYNOPSIS) break; - } - n = n->next; + if (nn == NULL && n->sec == SEC_NAME) + nn = n; } + if (n == NULL) + n = nn; + p->flags |= TERMP_NOSPACE; + if (n != NULL && (n = n->child->next->child) != NULL) + print_mdoc_nodelist(p, NULL, mdoc, n); + term_newln(p); } else { + save_defindent = p->defindent; if (p->defindent == 0) p->defindent = 5; - term_begin(p, print_mdoc_head, print_mdoc_foot, meta); + term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc); + while (n != NULL && + (n->type == ROFFT_COMMENT || + n->flags & NODE_NOPRT)) + n = n->next; if (n != NULL) { if (n->tok != MDOC_Sh) term_vspace(p); - print_mdoc_nodelist(p, NULL, meta, n); + print_mdoc_nodelist(p, NULL, mdoc, n); } term_end(p); + p->defindent = save_defindent; } } static void print_mdoc_nodelist(DECL_ARGS) { - - print_mdoc_node(p, pair, meta, n); - if (n->next) - print_mdoc_nodelist(p, pair, meta, n->next); + while (n != NULL) { + print_mdoc_node(p, pair, meta, n); + n = n->next; + } } static void print_mdoc_node(DECL_ARGS) { - int chld; + const struct mdoc_term_act *act; struct termpair npair; size_t offset, rmargin; + int chld; + /* + * In no-fill mode, break the output line at the beginning + * of new input lines except after \c, and nowhere else. + */ + + if (n->flags & NODE_NOFILL) { + if (n->flags & NODE_LINE && + (p->flags & TERMP_NONEWLINE) == 0) + term_newln(p); + p->flags |= TERMP_BRNEVER; + } else + p->flags &= ~TERMP_BRNEVER; + + if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT) + return; + chld = 1; - offset = p->offset; - rmargin = p->rmargin; - n->prev_font = term_fontq(p); + offset = p->tcol->offset; + rmargin = p->tcol->rmargin; + n->flags &= ~NODE_ENDED; + n->prev_font = p->fonti; memset(&npair, 0, sizeof(struct termpair)); npair.ppair = pair; + if (n->flags & NODE_ID) + term_tag_write(n, p->line); + /* * Keeps only work until the end of a line. If a keep was * invoked in a prior line, revert it to PREKEEP. */ - if (TERMP_KEEP & p->flags) { - if (n->prev ? (n->prev->lastline != n->line) : - (n->parent && n->parent->line != n->line)) { - p->flags &= ~TERMP_KEEP; - p->flags |= TERMP_PREKEEP; - } + if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) { + p->flags &= ~TERMP_KEEP; + p->flags |= TERMP_PREKEEP; } /* @@ -328,31 +353,53 @@ print_mdoc_node(DECL_ARGS) * produce output. Note that some pre-handlers do so. */ + act = NULL; switch (n->type) { - case MDOC_TEXT: - if (' ' == *n->string && MDOC_LINE & n->flags) - term_newln(p); - if (MDOC_DELIMC & n->flags) + case ROFFT_TEXT: + if (n->flags & NODE_LINE) { + switch (*n->string) { + case '\0': + if (p->flags & TERMP_NONEWLINE) + term_newln(p); + else + term_vspace(p); + return; + case ' ': + if ((p->flags & TERMP_NONEWLINE) == 0) + term_newln(p); + break; + default: + break; + } + } + if (NODE_DELIMC & n->flags) p->flags |= TERMP_NOSPACE; term_word(p, n->string); - if (MDOC_DELIMO & n->flags) + if (NODE_DELIMO & n->flags) p->flags |= TERMP_NOSPACE; break; - case MDOC_EQN: - if ( ! (n->flags & MDOC_LINE)) + case ROFFT_EQN: + if ( ! (n->flags & NODE_LINE)) p->flags |= TERMP_NOSPACE; term_eqn(p, n->eqn); - if (n->next != NULL && ! (n->next->flags & MDOC_LINE)) + if (n->next != NULL && ! (n->next->flags & NODE_LINE)) p->flags |= TERMP_NOSPACE; break; - case MDOC_TBL: + case ROFFT_TBL: + if (p->tbl.cols == NULL) + term_newln(p); term_tbl(p, n->span); break; default: - if (termacts[n->tok].pre && - (n->end == ENDBODY_NOT || n->nchild)) - chld = (*termacts[n->tok].pre) - (p, &npair, meta, n); + if (n->tok < ROFF_MAX) { + roff_term_pre(p, n); + return; + } + assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX); + act = mdoc_term_acts + (n->tok - MDOC_Dd); + if (act->pre != NULL && + (n->end == ENDBODY_NOT || n->child != NULL)) + chld = (*act->pre)(p, &npair, meta, n); break; } @@ -360,19 +407,19 @@ print_mdoc_node(DECL_ARGS) print_mdoc_nodelist(p, &npair, meta, n->child); term_fontpopq(p, - (ENDBODY_NOT == n->end ? n : n->pending)->prev_font); + (ENDBODY_NOT == n->end ? n : n->body)->prev_font); switch (n->type) { - case MDOC_TEXT: + case ROFFT_TEXT: break; - case MDOC_TBL: + case ROFFT_TBL: break; - case MDOC_EQN: + case ROFFT_EQN: break; default: - if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags) + if (act->post == NULL || n->flags & NODE_ENDED) break; - (void)(*termacts[n->tok].post)(p, &npair, meta, n); + (void)(*act->post)(p, &npair, meta, n); /* * Explicit end tokens not only call the post @@ -380,35 +427,23 @@ print_mdoc_node(DECL_ARGS) * that it must not call the post handler again. */ if (ENDBODY_NOT != n->end) - n->pending->flags |= MDOC_ENDED; - - /* - * End of line terminating an implicit block - * while an explicit block is still open. - * Continue the explicit block without spacing. - */ - if (ENDBODY_NOSPACE == n->end) - p->flags |= TERMP_NOSPACE; + n->body->flags |= NODE_ENDED; break; } - if (MDOC_EOS & n->flags) + if (NODE_EOS & n->flags) p->flags |= TERMP_SENTENCE; - if (MDOC_ll != n->tok) { - p->offset = offset; - p->rmargin = rmargin; - } + if (n->type != ROFFT_TEXT) + p->tcol->offset = offset; + p->tcol->rmargin = rmargin; } static void -print_mdoc_foot(struct termp *p, const void *arg) +print_mdoc_foot(struct termp *p, const struct roff_meta *meta) { - const struct mdoc_meta *meta; size_t sz; - meta = (const struct mdoc_meta *)arg; - term_fontrepl(p, TERMFONT_NONE); /* @@ -421,9 +456,9 @@ print_mdoc_foot(struct termp *p, const void *arg) term_vspace(p); - p->offset = 0; + p->tcol->offset = 0; sz = term_strlen(p, meta->date); - p->rmargin = p->maxrmargin > sz ? + p->tcol->rmargin = p->maxrmargin > sz ? (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0; p->trailspace = 1; p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; @@ -431,16 +466,16 @@ print_mdoc_foot(struct termp *p, const void *arg) term_word(p, meta->os); term_flushln(p); - p->offset = p->rmargin; + p->tcol->offset = p->tcol->rmargin; sz = term_strlen(p, meta->os); - p->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0; + p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0; p->flags |= TERMP_NOSPACE; term_word(p, meta->date); term_flushln(p); - p->offset = p->rmargin; - p->rmargin = p->maxrmargin; + p->tcol->offset = p->tcol->rmargin; + p->tcol->rmargin = p->maxrmargin; p->trailspace = 0; p->flags &= ~TERMP_NOBREAK; p->flags |= TERMP_NOSPACE; @@ -448,20 +483,17 @@ print_mdoc_foot(struct termp *p, const void *arg) term_word(p, meta->os); term_flushln(p); - p->offset = 0; - p->rmargin = p->maxrmargin; + p->tcol->offset = 0; + p->tcol->rmargin = p->maxrmargin; p->flags = 0; } static void -print_mdoc_head(struct termp *p, const void *arg) +print_mdoc_head(struct termp *p, const struct roff_meta *meta) { - const struct mdoc_meta *meta; char *volume, *title; size_t vollen, titlen; - meta = (const struct mdoc_meta *)arg; - /* * The header is strange. It has three components, which are * really two with the first duplicated. It goes like this: @@ -492,8 +524,8 @@ print_mdoc_head(struct termp *p, const void *arg) p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; p->trailspace = 1; - p->offset = 0; - p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ? + p->tcol->offset = 0; + p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ? (p->maxrmargin - vollen + term_len(p, 1)) / 2 : vollen < p->maxrmargin ? p->maxrmargin - vollen : 0; @@ -501,42 +533,42 @@ print_mdoc_head(struct termp *p, const void *arg) term_flushln(p); p->flags |= TERMP_NOSPACE; - p->offset = p->rmargin; - p->rmargin = p->offset + vollen + titlen < p->maxrmargin ? - p->maxrmargin - titlen : p->maxrmargin; + p->tcol->offset = p->tcol->rmargin; + p->tcol->rmargin = p->tcol->offset + vollen + titlen < + p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin; term_word(p, volume); term_flushln(p); p->flags &= ~TERMP_NOBREAK; p->trailspace = 0; - if (p->rmargin + titlen <= p->maxrmargin) { + if (p->tcol->rmargin + titlen <= p->maxrmargin) { p->flags |= TERMP_NOSPACE; - p->offset = p->rmargin; - p->rmargin = p->maxrmargin; + p->tcol->offset = p->tcol->rmargin; + p->tcol->rmargin = p->maxrmargin; term_word(p, title); term_flushln(p); } p->flags &= ~TERMP_NOSPACE; - p->offset = 0; - p->rmargin = p->maxrmargin; + p->tcol->offset = 0; + p->tcol->rmargin = p->maxrmargin; free(title); free(volume); } -static size_t +static int a2width(const struct termp *p, const char *v) { struct roffsu su; + const char *end; - if (a2roffsu(v, &su, SCALE_MAX) < 2) { + end = a2roffsu(v, &su, SCALE_MAX); + if (end == NULL || *end != '\0') { SCALE_HS_INIT(&su, term_strlen(p, v)); su.scale /= term_strlen(p, "0"); - } else if (su.scale < 0.0) - su.scale = 0.0; - - return(term_hspan(p, &su)); + } + return term_hen(p, &su); } /* @@ -545,30 +577,25 @@ a2width(const struct termp *p, const char *v) * too. */ static void -print_bvspace(struct termp *p, - const struct mdoc_node *bl, - const struct mdoc_node *n) +print_bvspace(struct termp *p, struct roff_node *bl, struct roff_node *n) { - const struct mdoc_node *nn; + struct roff_node *nn; - assert(n); - term_newln(p); - if (MDOC_Bd == bl->tok && bl->norm->Bd.comp) + if ((bl->tok == MDOC_Bd && bl->norm->Bd.comp) || + (bl->tok == MDOC_Bl && bl->norm->Bl.comp)) return; - if (MDOC_Bl == bl->tok && bl->norm->Bl.comp) - return; /* Do not vspace directly after Ss/Sh. */ nn = n; - while (nn->prev == NULL) { + while (roff_node_prev(nn) == NULL) { do { nn = nn->parent; - if (nn->type == MDOC_ROOT) + if (nn->type == ROFFT_ROOT) return; - } while (nn->type != MDOC_BLOCK); + } while (nn->type != ROFFT_BLOCK); if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss) return; if (nn->tok == MDOC_It && @@ -576,64 +603,80 @@ print_bvspace(struct termp *p, break; } - /* A `-column' does not assert vspace within the list. */ + /* + * No vertical space after: + * items in .Bl -column + * items without a body in .Bl -diag + */ - if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type) - if (n->prev && MDOC_It == n->prev->tok) - return; - - /* A `-diag' without body does not vspace. */ - - if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type) - if (n->prev && MDOC_It == n->prev->tok) { - assert(n->prev->body); - if (NULL == n->prev->body->child) - return; - } - - term_vspace(p); + if (bl->tok != MDOC_Bl || + n->prev == NULL || n->prev->tok != MDOC_It || + (bl->norm->Bl.type != LIST_column && + (bl->norm->Bl.type != LIST_diag || + n->prev->body->child != NULL))) + term_vspace(p); } static int -termp_ll_pre(DECL_ARGS) -{ - - term_setwidth(p, n->nchild ? n->child->string : NULL); - return(0); -} - -static int termp_it_pre(DECL_ARGS) { - const struct mdoc_node *bl, *nn; + struct roffsu su; char buf[24]; - int i; - size_t width, offset, ncols, dcol; + const struct roff_node *bl, *nn; + size_t ncols, dcol; + int i, offset, width; enum mdoc_list type; - if (MDOC_BLOCK == n->type) { + if (n->type == ROFFT_BLOCK) { print_bvspace(p, n->parent->parent, n); - return(1); + return 1; } bl = n->parent->parent->parent; type = bl->norm->Bl.type; /* + * Defaults for specific list types. + */ + + switch (type) { + case LIST_bullet: + case LIST_dash: + case LIST_hyphen: + case LIST_enum: + width = term_len(p, 2); + break; + case LIST_hang: + case LIST_tag: + width = term_len(p, 8); + break; + case LIST_column: + width = term_len(p, 10); + break; + default: + width = 0; + break; + } + offset = 0; + + /* * First calculate width and offset. This is pretty easy unless * we're a -column list, in which case all prior columns must * be accounted for. */ - width = offset = 0; - - if (bl->norm->Bl.offs) + if (bl->norm->Bl.offs != NULL) { offset = a2width(p, bl->norm->Bl.offs); + if (offset < 0 && (size_t)(-offset) > p->tcol->offset) + offset = -p->tcol->offset; + else if (offset > SHRT_MAX) + offset = 0; + } switch (type) { case LIST_column: - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD) break; /* @@ -650,15 +693,18 @@ termp_it_pre(DECL_ARGS) ncols == 5 ? term_len(p, 3) : term_len(p, 1); /* - * Calculate the offset by applying all prior MDOC_BODY, - * so we stop at the MDOC_HEAD (NULL == nn->prev). + * Calculate the offset by applying all prior ROFFT_BODY, + * so we stop at the ROFFT_HEAD (nn->prev == NULL). */ for (i = 0, nn = n->prev; nn->prev && i < (int)ncols; - nn = nn->prev, i++) - offset += dcol + a2width(p, - bl->norm->Bl.cols[i]); + nn = nn->prev, i++) { + SCALE_HS_INIT(&su, + term_strlen(p, bl->norm->Bl.cols[i])); + su.scale /= term_strlen(p, "0"); + offset += term_hen(p, &su) + dcol; + } /* * When exceeding the declared number of columns, leave @@ -673,7 +719,9 @@ termp_it_pre(DECL_ARGS) * Use the declared column widths, extended as explained * in the preceding paragraph. */ - width = a2width(p, bl->norm->Bl.cols[i]) + dcol; + SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i])); + su.scale /= term_strlen(p, "0"); + width = term_hen(p, &su) + dcol; break; default: if (NULL == bl->norm->Bl.width) @@ -684,43 +732,15 @@ termp_it_pre(DECL_ARGS) * number for buffering single arguments. See the above * handling for column for how this changes. */ - assert(bl->norm->Bl.width); width = a2width(p, bl->norm->Bl.width) + term_len(p, 2); + if (width < 0 && (size_t)(-width) > p->tcol->offset) + width = -p->tcol->offset; + else if (width > SHRT_MAX) + width = 0; break; } /* - * List-type can override the width in the case of fixed-head - * values (bullet, dash/hyphen, enum). Tags need a non-zero - * offset. - */ - - switch (type) { - case LIST_bullet: - /* FALLTHROUGH */ - case LIST_dash: - /* FALLTHROUGH */ - case LIST_hyphen: - /* FALLTHROUGH */ - case LIST_enum: - if (width < term_len(p, 2)) - width = term_len(p, 2); - break; - case LIST_hang: - if (0 == width) - width = term_len(p, 8); - break; - case LIST_column: - /* FALLTHROUGH */ - case LIST_tag: - if (0 == width) - width = term_len(p, 10); - break; - default: - break; - } - - /* * Whitespace control. Inset bodies need an initial space, * while diagonal bodies need two. */ @@ -729,11 +749,11 @@ termp_it_pre(DECL_ARGS) switch (type) { case LIST_diag: - if (MDOC_BODY == n->type) + if (n->type == ROFFT_BODY) term_word(p, "\\ \\ "); break; case LIST_inset: - if (MDOC_BODY == n->type && n->parent->head->nchild) + if (n->type == ROFFT_BODY && n->parent->head->child != NULL) term_word(p, "\\ "); break; default: @@ -744,7 +764,7 @@ termp_it_pre(DECL_ARGS) switch (type) { case LIST_diag: - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD) term_fontpush(p, TERMFONT_BOLD); break; default: @@ -760,54 +780,33 @@ termp_it_pre(DECL_ARGS) switch (type) { case LIST_enum: - /* - * Weird special case. - * Very narrow enum lists actually hang. - */ - if (width == term_len(p, 2)) - p->flags |= TERMP_HANG; - /* FALLTHROUGH */ case LIST_bullet: - /* FALLTHROUGH */ case LIST_dash: - /* FALLTHROUGH */ case LIST_hyphen: - if (MDOC_HEAD != n->type) - break; - p->flags |= TERMP_NOBREAK; - p->trailspace = 1; + if (n->type == ROFFT_HEAD) { + p->flags |= TERMP_NOBREAK | TERMP_HANG; + p->trailspace = 1; + } else if (width <= (int)term_len(p, 2)) + p->flags |= TERMP_NOPAD; break; case LIST_hang: - if (MDOC_HEAD != n->type) + if (n->type != ROFFT_HEAD) break; - - /* - * This is ugly. If `-hang' is specified and the body - * is a `Bl' or `Bd', then we want basically to nullify - * the "overstep" effect in term_flushln() and treat - * this as a `-ohang' list instead. - */ - if (NULL != n->next && - NULL != n->next->child && - (MDOC_Bl == n->next->child->tok || - MDOC_Bd == n->next->child->tok)) - break; - p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG; p->trailspace = 1; break; case LIST_tag: - if (MDOC_HEAD != n->type) + if (n->type != ROFFT_HEAD) break; - p->flags |= TERMP_NOBREAK | TERMP_BRIND; + p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND; p->trailspace = 2; if (NULL == n->next || NULL == n->next->child) - p->flags |= TERMP_DANGLE; + p->flags |= TERMP_HANG; break; case LIST_column: - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD) break; if (NULL == n->next) { @@ -820,7 +819,7 @@ termp_it_pre(DECL_ARGS) break; case LIST_diag: - if (MDOC_HEAD != n->type) + if (n->type != ROFFT_HEAD) break; p->flags |= TERMP_NOBREAK | TERMP_BRIND; p->trailspace = 1; @@ -835,48 +834,31 @@ termp_it_pre(DECL_ARGS) * necessarily lengthened. Everybody gets the offset. */ - p->offset += offset; + p->tcol->offset += offset; switch (type) { - case LIST_hang: - /* - * Same stipulation as above, regarding `-hang'. We - * don't want to recalculate rmargin and offsets when - * using `Bd' or `Bl' within `-hang' overstep lists. - */ - if (MDOC_HEAD == n->type && - NULL != n->next && - NULL != n->next->child && - (MDOC_Bl == n->next->child->tok || - MDOC_Bd == n->next->child->tok)) - break; - /* FALLTHROUGH */ case LIST_bullet: - /* FALLTHROUGH */ case LIST_dash: - /* FALLTHROUGH */ case LIST_enum: - /* FALLTHROUGH */ case LIST_hyphen: - /* FALLTHROUGH */ + case LIST_hang: case LIST_tag: - assert(width); - if (MDOC_HEAD == n->type) - p->rmargin = p->offset + width; + if (n->type == ROFFT_HEAD) + p->tcol->rmargin = p->tcol->offset + width; else - p->offset += width; + p->tcol->offset += width; break; case LIST_column: assert(width); - p->rmargin = p->offset + width; + p->tcol->rmargin = p->tcol->offset + width; /* * XXX - this behaviour is not documented: the * right-most column is filled to the right margin. */ - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD) break; - if (NULL == n->next && p->rmargin < p->maxrmargin) - p->rmargin = p->maxrmargin; + if (n->next == NULL && p->tcol->rmargin < p->maxrmargin) + p->tcol->rmargin = p->maxrmargin; break; default: break; @@ -887,7 +869,7 @@ termp_it_pre(DECL_ARGS) * HEAD character (temporarily bold, in some cases). */ - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD) switch (type) { case LIST_bullet: term_fontpush(p, TERMFONT_BOLD); @@ -895,10 +877,9 @@ termp_it_pre(DECL_ARGS) term_fontpop(p); break; case LIST_dash: - /* FALLTHROUGH */ case LIST_hyphen: term_fontpush(p, TERMFONT_BOLD); - term_word(p, "\\(hy"); + term_word(p, "-"); term_fontpop(p); break; case LIST_enum: @@ -917,26 +898,23 @@ termp_it_pre(DECL_ARGS) switch (type) { case LIST_bullet: - /* FALLTHROUGH */ case LIST_item: - /* FALLTHROUGH */ case LIST_dash: - /* FALLTHROUGH */ case LIST_hyphen: - /* FALLTHROUGH */ case LIST_enum: - if (MDOC_HEAD == n->type) - return(0); + if (n->type == ROFFT_HEAD) + return 0; break; case LIST_column: - if (MDOC_HEAD == n->type) - return(0); + if (n->type == ROFFT_HEAD) + return 0; + p->minbl = 0; break; default: break; } - return(1); + return 1; } static void @@ -944,22 +922,20 @@ termp_it_post(DECL_ARGS) { enum mdoc_list type; - if (MDOC_BLOCK == n->type) + if (n->type == ROFFT_BLOCK) return; type = n->parent->parent->parent->norm->Bl.type; switch (type) { case LIST_item: - /* FALLTHROUGH */ case LIST_diag: - /* FALLTHROUGH */ case LIST_inset: - if (MDOC_BODY == n->type) + if (n->type == ROFFT_BODY) term_newln(p); break; case LIST_column: - if (MDOC_BODY == n->type) + if (n->type == ROFFT_BODY) term_flushln(p); break; default: @@ -973,8 +949,7 @@ termp_it_post(DECL_ARGS) * has munged them in the meanwhile. */ - p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | - TERMP_DANGLE | TERMP_HANG); + p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG); p->trailspace = 0; } @@ -983,14 +958,14 @@ termp_nm_pre(DECL_ARGS) { const char *cp; - if (MDOC_BLOCK == n->type) { + if (n->type == ROFFT_BLOCK) { p->flags |= TERMP_PREKEEP; - return(1); + return 1; } - if (MDOC_BODY == n->type) { - if (NULL == n->child) - return(0); + if (n->type == ROFFT_BODY) { + if (n->child == NULL) + return 0; p->flags |= TERMP_NOSPACE; cp = NULL; if (n->prev->child != NULL) @@ -998,81 +973,88 @@ termp_nm_pre(DECL_ARGS) if (cp == NULL) cp = meta->name; if (cp == NULL) - p->offset += term_len(p, 6); + p->tcol->offset += term_len(p, 6); else - p->offset += term_len(p, 1) + term_strlen(p, cp); - return(1); + p->tcol->offset += term_len(p, 1) + + term_strlen(p, cp); + return 1; } - if (NULL == n->child && NULL == meta->name) - return(0); + if (n->child == NULL) + return 0; - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD) synopsis_pre(p, n->parent); - if (MDOC_HEAD == n->type && - NULL != n->next && NULL != n->next->child) { + if (n->type == ROFFT_HEAD && + n->next != NULL && n->next->child != NULL) { p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND; p->trailspace = 1; - p->rmargin = p->offset + term_len(p, 1); - if (NULL == n->child) { - p->rmargin += term_strlen(p, meta->name); - } else if (MDOC_TEXT == n->child->type) { - p->rmargin += term_strlen(p, n->child->string); - if (n->child->next) + p->tcol->rmargin = p->tcol->offset + term_len(p, 1); + if (n->child == NULL) + p->tcol->rmargin += term_strlen(p, meta->name); + else if (n->child->type == ROFFT_TEXT) { + p->tcol->rmargin += term_strlen(p, n->child->string); + if (n->child->next != NULL) p->flags |= TERMP_HANG; } else { - p->rmargin += term_len(p, 5); + p->tcol->rmargin += term_len(p, 5); p->flags |= TERMP_HANG; } } - - term_fontpush(p, TERMFONT_BOLD); - if (NULL == n->child) - term_word(p, meta->name); - return(1); + return termp_bold_pre(p, pair, meta, n); } static void termp_nm_post(DECL_ARGS) { - - if (MDOC_BLOCK == n->type) { + switch (n->type) { + case ROFFT_BLOCK: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP); - } else if (MDOC_HEAD == n->type && - NULL != n->next && NULL != n->next->child) { + break; + case ROFFT_HEAD: + if (n->next == NULL || n->next->child == NULL) + break; term_flushln(p); p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG); p->trailspace = 0; - } else if (MDOC_BODY == n->type && n->child) - term_flushln(p); + break; + case ROFFT_BODY: + if (n->child != NULL) + term_flushln(p); + break; + default: + break; + } } static int termp_fl_pre(DECL_ARGS) { + struct roff_node *nn; term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\-"); - if ( ! (n->nchild == 0 && - (n->next == NULL || - n->next->type == MDOC_TEXT || - n->next->flags & MDOC_LINE))) + if (n->child != NULL || + ((nn = roff_node_next(n)) != NULL && + nn->type != ROFFT_TEXT && + (nn->flags & NODE_LINE) == 0)) p->flags |= TERMP_NOSPACE; - return(1); + return 1; } static int termp__a_pre(DECL_ARGS) { + struct roff_node *nn; - if (n->prev && MDOC__A == n->prev->tok) - if (NULL == n->next || MDOC__A != n->next->tok) - term_word(p, "and"); + if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A && + ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A)) + term_word(p, "and"); - return(1); + return 1; } static int @@ -1082,155 +1064,77 @@ termp_an_pre(DECL_ARGS) if (n->norm->An.auth == AUTH_split) { p->flags &= ~TERMP_NOSPLIT; p->flags |= TERMP_SPLIT; - return(0); + return 0; } if (n->norm->An.auth == AUTH_nosplit) { p->flags &= ~TERMP_SPLIT; p->flags |= TERMP_NOSPLIT; - return(0); + return 0; } - if (n->child == NULL) - return(0); - if (p->flags & TERMP_SPLIT) term_newln(p); if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT)) p->flags |= TERMP_SPLIT; - return(1); + return 1; } static int termp_ns_pre(DECL_ARGS) { - if ( ! (MDOC_LINE & n->flags)) + if ( ! (NODE_LINE & n->flags)) p->flags |= TERMP_NOSPACE; - return(1); + return 1; } static int termp_rs_pre(DECL_ARGS) { - if (SEC_SEE_ALSO != n->sec) - return(1); - if (MDOC_BLOCK == n->type && n->prev) + return 1; + if (n->type == ROFFT_BLOCK && roff_node_prev(n) != NULL) term_vspace(p); - return(1); + return 1; } static int -termp_rv_pre(DECL_ARGS) -{ - int nchild; - - term_newln(p); - - nchild = n->nchild; - if (nchild > 0) { - term_word(p, "The"); - - for (n = n->child; n; n = n->next) { - term_fontpush(p, TERMFONT_BOLD); - term_word(p, n->string); - term_fontpop(p); - - p->flags |= TERMP_NOSPACE; - term_word(p, "()"); - - if (n->next == NULL) - continue; - - if (nchild > 2) { - p->flags |= TERMP_NOSPACE; - term_word(p, ","); - } - if (n->next->next == NULL) - term_word(p, "and"); - } - - if (nchild > 1) - term_word(p, "functions return"); - else - term_word(p, "function returns"); - - term_word(p, "the value\\~0 if successful;"); - } else - term_word(p, "Upon successful completion," - " the value\\~0 is returned;"); - - term_word(p, "otherwise the value\\~\\-1 is returned" - " and the global variable"); - - term_fontpush(p, TERMFONT_UNDER); - term_word(p, "errno"); - term_fontpop(p); - - term_word(p, "is set to indicate the error."); - p->flags |= TERMP_SENTENCE; - - return(0); -} - -static int termp_ex_pre(DECL_ARGS) { - int nchild; - term_newln(p); - term_word(p, "The"); - - nchild = n->nchild; - for (n = n->child; n; n = n->next) { - term_fontpush(p, TERMFONT_BOLD); - term_word(p, n->string); - term_fontpop(p); - - if (nchild > 2 && n->next) { - p->flags |= TERMP_NOSPACE; - term_word(p, ","); - } - - if (n->next && NULL == n->next->next) - term_word(p, "and"); - } - - if (nchild > 1) - term_word(p, "utilities exit\\~0"); - else - term_word(p, "utility exits\\~0"); - - term_word(p, "on success, and\\~>0 if an error occurs."); - - p->flags |= TERMP_SENTENCE; - return(0); + return 1; } static int termp_nd_pre(DECL_ARGS) { - if (n->type == MDOC_BODY) + if (n->type == ROFFT_BODY) term_word(p, "\\(en"); - return(1); + return 1; } static int termp_bl_pre(DECL_ARGS) { - return(MDOC_HEAD != n->type); + return n->type != ROFFT_HEAD; } static void termp_bl_post(DECL_ARGS) { - if (MDOC_BLOCK == n->type) - term_newln(p); + if (n->type != ROFFT_BLOCK) + return; + term_newln(p); + if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column) + return; + term_tab_set(p, NULL); + term_tab_set(p, "T"); + term_tab_set(p, ".5i"); } static int @@ -1238,25 +1142,25 @@ termp_xr_pre(DECL_ARGS) { if (NULL == (n = n->child)) - return(0); + return 0; - assert(MDOC_TEXT == n->type); + assert(n->type == ROFFT_TEXT); term_word(p, n->string); if (NULL == (n = n->next)) - return(0); + return 0; p->flags |= TERMP_NOSPACE; term_word(p, "("); p->flags |= TERMP_NOSPACE; - assert(MDOC_TEXT == n->type); + assert(n->type == ROFFT_TEXT); term_word(p, n->string); p->flags |= TERMP_NOSPACE; term_word(p, ")"); - return(0); + return 0; } /* @@ -1265,13 +1169,12 @@ termp_xr_pre(DECL_ARGS) * macro combos). */ static void -synopsis_pre(struct termp *p, const struct mdoc_node *n) +synopsis_pre(struct termp *p, struct roff_node *n) { - /* - * Obviously, if we're not in a SYNOPSIS or no prior macros - * exist, do nothing. - */ - if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags)) + struct roff_node *np; + + if ((n->flags & NODE_SYNPRETTY) == 0 || + (np = roff_node_prev(n)) == NULL) return; /* @@ -1279,7 +1182,7 @@ synopsis_pre(struct termp *p, const struct mdoc_node * * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which * case we soldier on. */ - if (n->prev->tok == n->tok && + if (np->tok == n->tok && MDOC_Ft != n->tok && MDOC_Fo != n->tok && MDOC_Fn != n->tok) { @@ -1292,20 +1195,16 @@ synopsis_pre(struct termp *p, const struct mdoc_node * * another (or Fn/Fo, which we've let slip through) then assert * vertical space, else only newline and move on. */ - switch (n->prev->tok) { + switch (np->tok) { case MDOC_Fd: - /* FALLTHROUGH */ case MDOC_Fn: - /* FALLTHROUGH */ case MDOC_Fo: - /* FALLTHROUGH */ case MDOC_In: - /* FALLTHROUGH */ case MDOC_Vt: term_vspace(p); break; case MDOC_Ft: - if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) { + if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) { term_vspace(p); break; } @@ -1319,134 +1218,112 @@ synopsis_pre(struct termp *p, const struct mdoc_node * static int termp_vt_pre(DECL_ARGS) { - - if (MDOC_ELEM == n->type) { + switch (n->type) { + case ROFFT_ELEM: + return termp_ft_pre(p, pair, meta, n); + case ROFFT_BLOCK: synopsis_pre(p, n); - return(termp_under_pre(p, pair, meta, n)); - } else if (MDOC_BLOCK == n->type) { - synopsis_pre(p, n); - return(1); - } else if (MDOC_HEAD == n->type) - return(0); - - return(termp_under_pre(p, pair, meta, n)); + return 1; + case ROFFT_HEAD: + return 0; + default: + return termp_under_pre(p, pair, meta, n); + } } static int termp_bold_pre(DECL_ARGS) { - term_fontpush(p, TERMFONT_BOLD); - return(1); + return 1; } static int termp_fd_pre(DECL_ARGS) { - synopsis_pre(p, n); - return(termp_bold_pre(p, pair, meta, n)); + return termp_bold_pre(p, pair, meta, n); } static void termp_fd_post(DECL_ARGS) { - term_newln(p); } static int termp_sh_pre(DECL_ARGS) { + struct roff_node *np; switch (n->type) { - case MDOC_BLOCK: + case ROFFT_BLOCK: /* * Vertical space before sections, except * when the previous section was empty. */ - if (n->prev == NULL || - MDOC_Sh != n->prev->tok || - (n->prev->body != NULL && - n->prev->body->child != NULL)) + if ((np = roff_node_prev(n)) == NULL || + np->tok != MDOC_Sh || + (np->body != NULL && np->body->child != NULL)) term_vspace(p); break; - case MDOC_HEAD: - term_fontpush(p, TERMFONT_BOLD); - break; - case MDOC_BODY: - p->offset = term_len(p, p->defindent); - if (SEC_AUTHORS == n->sec) + case ROFFT_HEAD: + return termp_bold_pre(p, pair, meta, n); + case ROFFT_BODY: + p->tcol->offset = term_len(p, p->defindent); + term_tab_set(p, NULL); + term_tab_set(p, "T"); + term_tab_set(p, ".5i"); + if (n->sec == SEC_AUTHORS) p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT); break; default: break; } - return(1); + return 1; } static void termp_sh_post(DECL_ARGS) { - switch (n->type) { - case MDOC_HEAD: + case ROFFT_HEAD: term_newln(p); break; - case MDOC_BODY: + case ROFFT_BODY: term_newln(p); - p->offset = 0; + p->tcol->offset = 0; break; default: break; } } -static int -termp_bt_pre(DECL_ARGS) -{ - - term_word(p, "is currently in beta test."); - p->flags |= TERMP_SENTENCE; - return(0); -} - static void termp_lb_post(DECL_ARGS) { - - if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags) + if (n->sec == SEC_LIBRARY && n->flags & NODE_LINE) term_newln(p); } static int -termp_ud_pre(DECL_ARGS) -{ - - term_word(p, "currently under development."); - p->flags |= TERMP_SENTENCE; - return(0); -} - -static int termp_d1_pre(DECL_ARGS) { - - if (MDOC_BLOCK != n->type) - return(1); + if (n->type != ROFFT_BLOCK) + return 1; term_newln(p); - p->offset += term_len(p, p->defindent + 1); - return(1); + p->tcol->offset += term_len(p, p->defindent + 1); + term_tab_set(p, NULL); + term_tab_set(p, "T"); + term_tab_set(p, ".5i"); + return 1; } static int termp_ft_pre(DECL_ARGS) { - - /* NB: MDOC_LINE does not effect this! */ synopsis_pre(p, n); - term_fontpush(p, TERMFONT_UNDER); - return(1); + return termp_under_pre(p, pair, meta, n); } static int @@ -1455,20 +1332,18 @@ termp_fn_pre(DECL_ARGS) size_t rmargin = 0; int pretty; - pretty = MDOC_SYNPRETTY & n->flags; - synopsis_pre(p, n); + pretty = n->flags & NODE_SYNPRETTY; + if ((n = n->child) == NULL) + return 0; - if (NULL == (n = n->child)) - return(0); - if (pretty) { - rmargin = p->rmargin; - p->rmargin = p->offset + term_len(p, 4); + rmargin = p->tcol->rmargin; + p->tcol->rmargin = p->tcol->offset + term_len(p, 4); p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG; } - assert(MDOC_TEXT == n->type); + assert(n->type == ROFFT_TEXT); term_fontpush(p, TERMFONT_BOLD); term_word(p, n->string); term_fontpop(p); @@ -1476,8 +1351,9 @@ termp_fn_pre(DECL_ARGS) if (pretty) { term_flushln(p); p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG); - p->offset = p->rmargin; - p->rmargin = rmargin; + p->flags |= TERMP_NOPAD; + p->tcol->offset = p->tcol->rmargin; + p->tcol->rmargin = rmargin; } p->flags |= TERMP_NOSPACE; @@ -1485,7 +1361,7 @@ termp_fn_pre(DECL_ARGS) p->flags |= TERMP_NOSPACE; for (n = n->next; n; n = n->next) { - assert(MDOC_TEXT == n->type); + assert(n->type == ROFFT_TEXT); term_fontpush(p, TERMFONT_UNDER); if (pretty) p->flags |= TERMP_NBRWORD; @@ -1506,46 +1382,46 @@ termp_fn_pre(DECL_ARGS) term_word(p, ";"); term_flushln(p); } - - return(0); + return 0; } static int termp_fa_pre(DECL_ARGS) { - const struct mdoc_node *nn; + const struct roff_node *nn; - if (n->parent->tok != MDOC_Fo) { - term_fontpush(p, TERMFONT_UNDER); - return(1); - } + if (n->parent->tok != MDOC_Fo) + return termp_under_pre(p, pair, meta, n); - for (nn = n->child; nn; nn = nn->next) { + for (nn = n->child; nn != NULL; nn = nn->next) { term_fontpush(p, TERMFONT_UNDER); p->flags |= TERMP_NBRWORD; term_word(p, nn->string); term_fontpop(p); - - if (nn->next || (n->next && n->next->tok == MDOC_Fa)) { + if (nn->next != NULL) { p->flags |= TERMP_NOSPACE; term_word(p, ","); } } - - return(0); + if (n->child != NULL && + (nn = roff_node_next(n)) != NULL && + nn->tok == MDOC_Fa) { + p->flags |= TERMP_NOSPACE; + term_word(p, ","); + } + return 0; } static int termp_bd_pre(DECL_ARGS) { - size_t tabwidth, lm, len, rm, rmax; - struct mdoc_node *nn; + int offset; - if (MDOC_BLOCK == n->type) { + if (n->type == ROFFT_BLOCK) { print_bvspace(p, n, n); - return(1); - } else if (MDOC_HEAD == n->type) - return(0); + return 1; + } else if (n->type == ROFFT_HEAD) + return 0; /* Handle the -offset argument. */ @@ -1553,226 +1429,106 @@ termp_bd_pre(DECL_ARGS) ! strcmp(n->norm->Bd.offs, "left")) /* nothing */; else if ( ! strcmp(n->norm->Bd.offs, "indent")) - p->offset += term_len(p, p->defindent + 1); + p->tcol->offset += term_len(p, p->defindent + 1); else if ( ! strcmp(n->norm->Bd.offs, "indent-two")) - p->offset += term_len(p, (p->defindent + 1) * 2); - else - p->offset += a2width(p, n->norm->Bd.offs); - - /* - * If -ragged or -filled are specified, the block does nothing - * but change the indentation. If -unfilled or -literal are - * specified, text is printed exactly as entered in the display: - * for macro lines, a newline is appended to the line. Blank - * lines are allowed. - */ - - if (DISP_literal != n->norm->Bd.type && - DISP_unfilled != n->norm->Bd.type && - DISP_centered != n->norm->Bd.type) - return(1); - - tabwidth = p->tabwidth; - if (DISP_literal == n->norm->Bd.type) - p->tabwidth = term_len(p, 8); - - lm = p->offset; - rm = p->rmargin; - rmax = p->maxrmargin; - p->rmargin = p->maxrmargin = TERM_MAXMARGIN; - - for (nn = n->child; nn; nn = nn->next) { - if (DISP_centered == n->norm->Bd.type) { - if (MDOC_TEXT == nn->type) { - len = term_strlen(p, nn->string); - p->offset = len >= rm ? 0 : - lm + len >= rm ? rm - len : - (lm + rm - len) / 2; - } else - p->offset = lm; - } - print_mdoc_node(p, pair, meta, nn); - /* - * If the printed node flushes its own line, then we - * needn't do it here as well. This is hacky, but the - * notion of selective eoln whitespace is pretty dumb - * anyway, so don't sweat it. - */ - switch (nn->tok) { - case MDOC_Sm: - /* FALLTHROUGH */ - case MDOC_br: - /* FALLTHROUGH */ - case MDOC_sp: - /* FALLTHROUGH */ - case MDOC_Bl: - /* FALLTHROUGH */ - case MDOC_D1: - /* FALLTHROUGH */ - case MDOC_Dl: - /* FALLTHROUGH */ - case MDOC_Lp: - /* FALLTHROUGH */ - case MDOC_Pp: - continue; - default: - break; - } - if (p->flags & TERMP_NONEWLINE || - (nn->next && ! (nn->next->flags & MDOC_LINE))) - continue; - term_flushln(p); - p->flags |= TERMP_NOSPACE; + p->tcol->offset += term_len(p, (p->defindent + 1) * 2); + else { + offset = a2width(p, n->norm->Bd.offs); + if (offset < 0 && (size_t)(-offset) > p->tcol->offset) + p->tcol->offset = 0; + else if (offset < SHRT_MAX) + p->tcol->offset += offset; } - p->tabwidth = tabwidth; - p->rmargin = rm; - p->maxrmargin = rmax; - return(0); + switch (n->norm->Bd.type) { + case DISP_literal: + term_tab_set(p, NULL); + term_tab_set(p, "T"); + term_tab_set(p, "8n"); + break; + case DISP_centered: + p->flags |= TERMP_CENTER; + break; + default: + break; + } + return 1; } static void termp_bd_post(DECL_ARGS) { - size_t rm, rmax; - - if (MDOC_BODY != n->type) + if (n->type != ROFFT_BODY) return; - - rm = p->rmargin; - rmax = p->maxrmargin; - - if (DISP_literal == n->norm->Bd.type || - DISP_unfilled == n->norm->Bd.type) - p->rmargin = p->maxrmargin = TERM_MAXMARGIN; - + if (n->norm->Bd.type == DISP_unfilled || + n->norm->Bd.type == DISP_literal) + p->flags |= TERMP_BRNEVER; p->flags |= TERMP_NOSPACE; term_newln(p); - - p->rmargin = rm; - p->maxrmargin = rmax; + p->flags &= ~TERMP_BRNEVER; + if (n->norm->Bd.type == DISP_centered) + p->flags &= ~TERMP_CENTER; } static int -termp_bx_pre(DECL_ARGS) +termp_xx_pre(DECL_ARGS) { - - if (NULL != (n = n->child)) { - term_word(p, n->string); - p->flags |= TERMP_NOSPACE; - term_word(p, "BSD"); - } else { - term_word(p, "BSD"); - return(0); - } - - if (NULL != (n = n->next)) { - p->flags |= TERMP_NOSPACE; - term_word(p, "-"); - p->flags |= TERMP_NOSPACE; - term_word(p, n->string); - } - - return(0); + if ((n->aux = p->flags & TERMP_PREKEEP) == 0) + p->flags |= TERMP_PREKEEP; + return 1; } -static int -termp_xx_pre(DECL_ARGS) +static void +termp_xx_post(DECL_ARGS) { - const char *pp; - int flags; - - pp = NULL; - switch (n->tok) { - case MDOC_Bsx: - pp = "BSD/OS"; - break; - case MDOC_Dx: - pp = "DragonFly"; - break; - case MDOC_Fx: - pp = "FreeBSD"; - break; - case MDOC_Nx: - pp = "NetBSD"; - break; - case MDOC_Ox: - pp = "OpenBSD"; - break; - case MDOC_Ux: - pp = "UNIX"; - break; - default: - abort(); - /* NOTREACHED */ - } - - term_word(p, pp); - if (n->child) { - flags = p->flags; - p->flags |= TERMP_KEEP; - term_word(p, n->child->string); - p->flags = flags; - } - return(0); + if (n->aux == 0) + p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP); } static void termp_pf_post(DECL_ARGS) { - - if ( ! (n->next == NULL || n->next->flags & MDOC_LINE)) + if (n->next != NULL && (n->next->flags & NODE_LINE) == 0) p->flags |= TERMP_NOSPACE; } static int termp_ss_pre(DECL_ARGS) { - switch (n->type) { - case MDOC_BLOCK: - term_newln(p); - if (n->prev) + case ROFFT_BLOCK: + if (roff_node_prev(n) == NULL) + term_newln(p); + else term_vspace(p); break; - case MDOC_HEAD: - term_fontpush(p, TERMFONT_BOLD); - p->offset = term_len(p, (p->defindent+1)/2); + case ROFFT_HEAD: + p->tcol->offset = term_len(p, (p->defindent+1)/2); + return termp_bold_pre(p, pair, meta, n); + case ROFFT_BODY: + p->tcol->offset = term_len(p, p->defindent); + term_tab_set(p, NULL); + term_tab_set(p, "T"); + term_tab_set(p, ".5i"); break; - case MDOC_BODY: - p->offset = term_len(p, p->defindent); - break; default: break; } - - return(1); + return 1; } static void termp_ss_post(DECL_ARGS) { - - if (n->type == MDOC_HEAD || n->type == MDOC_BODY) + if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY) term_newln(p); } static int -termp_cd_pre(DECL_ARGS) -{ - - synopsis_pre(p, n); - term_fontpush(p, TERMFONT_BOLD); - return(1); -} - -static int termp_in_pre(DECL_ARGS) { - synopsis_pre(p, n); - - if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) { + if (n->flags & NODE_SYNPRETTY && n->flags & NODE_LINE) { term_fontpush(p, TERMFONT_BOLD); term_word(p, "#include"); term_word(p, "<"); @@ -1780,257 +1536,233 @@ termp_in_pre(DECL_ARGS) term_word(p, "<"); term_fontpush(p, TERMFONT_UNDER); } - p->flags |= TERMP_NOSPACE; - return(1); + return 1; } static void termp_in_post(DECL_ARGS) { - - if (MDOC_SYNPRETTY & n->flags) + if (n->flags & NODE_SYNPRETTY) term_fontpush(p, TERMFONT_BOLD); - p->flags |= TERMP_NOSPACE; term_word(p, ">"); - - if (MDOC_SYNPRETTY & n->flags) + if (n->flags & NODE_SYNPRETTY) term_fontpop(p); } static int -termp_sp_pre(DECL_ARGS) +termp_pp_pre(DECL_ARGS) { - struct roffsu su; - size_t i, len; - - switch (n->tok) { - case MDOC_sp: - if (n->child) { - if ( ! a2roffsu(n->child->string, &su, SCALE_VS)) - su.scale = 1.0; - len = term_vspan(p, &su); - } else - len = 1; - break; - case MDOC_br: - len = 0; - break; - default: - len = 1; - break; - } - - if (0 == len) - term_newln(p); - for (i = 0; i < len; i++) - term_vspace(p); - - return(0); + term_vspace(p); + return 0; } static int termp_skip_pre(DECL_ARGS) { - - return(0); + return 0; } static int termp_quote_pre(DECL_ARGS) { + if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM) + return 1; - if (MDOC_BODY != n->type && MDOC_ELEM != n->type) - return(1); - switch (n->tok) { case MDOC_Ao: - /* FALLTHROUGH */ case MDOC_Aq: - term_word(p, n->parent->prev != NULL && - n->parent->prev->tok == MDOC_An ? "<" : "\\(la"); + term_word(p, n->child != NULL && n->child->next == NULL && + n->child->tok == MDOC_Mt ? "<" : "\\(la"); break; case MDOC_Bro: - /* FALLTHROUGH */ case MDOC_Brq: term_word(p, "{"); break; case MDOC_Oo: - /* FALLTHROUGH */ case MDOC_Op: - /* FALLTHROUGH */ case MDOC_Bo: - /* FALLTHROUGH */ case MDOC_Bq: term_word(p, "["); break; - case MDOC_Do: + case MDOC__T: /* FALLTHROUGH */ + case MDOC_Do: case MDOC_Dq: term_word(p, "\\(lq"); break; case MDOC_En: if (NULL == n->norm->Es || NULL == n->norm->Es->child) - return(1); + return 1; term_word(p, n->norm->Es->child->string); break; - case MDOC_Eo: - break; case MDOC_Po: - /* FALLTHROUGH */ case MDOC_Pq: term_word(p, "("); break; - case MDOC__T: - /* FALLTHROUGH */ case MDOC_Qo: - /* FALLTHROUGH */ case MDOC_Qq: term_word(p, "\""); break; case MDOC_Ql: - /* FALLTHROUGH */ case MDOC_So: - /* FALLTHROUGH */ case MDOC_Sq: term_word(p, "\\(oq"); break; default: abort(); - /* NOTREACHED */ } p->flags |= TERMP_NOSPACE; - return(1); + return 1; } static void termp_quote_post(DECL_ARGS) { - if (n->type != MDOC_BODY && n->type != MDOC_ELEM) + if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM) return; - if ( ! (n->tok == MDOC_En || - (n->tok == MDOC_Eo && n->end == ENDBODY_SPACE))) - p->flags |= TERMP_NOSPACE; + p->flags |= TERMP_NOSPACE; switch (n->tok) { case MDOC_Ao: - /* FALLTHROUGH */ case MDOC_Aq: - term_word(p, n->parent->prev != NULL && - n->parent->prev->tok == MDOC_An ? ">" : "\\(ra"); + term_word(p, n->child != NULL && n->child->next == NULL && + n->child->tok == MDOC_Mt ? ">" : "\\(ra"); break; case MDOC_Bro: - /* FALLTHROUGH */ case MDOC_Brq: term_word(p, "}"); break; case MDOC_Oo: - /* FALLTHROUGH */ case MDOC_Op: - /* FALLTHROUGH */ case MDOC_Bo: - /* FALLTHROUGH */ case MDOC_Bq: term_word(p, "]"); break; - case MDOC_Do: + case MDOC__T: /* FALLTHROUGH */ + case MDOC_Do: case MDOC_Dq: term_word(p, "\\(rq"); break; case MDOC_En: - if (NULL != n->norm->Es && - NULL != n->norm->Es->child && - NULL != n->norm->Es->child->next) { - p->flags |= TERMP_NOSPACE; + if (n->norm->Es == NULL || + n->norm->Es->child == NULL || + n->norm->Es->child->next == NULL) + p->flags &= ~TERMP_NOSPACE; + else term_word(p, n->norm->Es->child->next->string); - } break; - case MDOC_Eo: - break; case MDOC_Po: - /* FALLTHROUGH */ case MDOC_Pq: term_word(p, ")"); break; - case MDOC__T: - /* FALLTHROUGH */ case MDOC_Qo: - /* FALLTHROUGH */ case MDOC_Qq: term_word(p, "\""); break; case MDOC_Ql: - /* FALLTHROUGH */ case MDOC_So: - /* FALLTHROUGH */ case MDOC_Sq: term_word(p, "\\(cq"); break; default: abort(); - /* NOTREACHED */ } } static int -termp_fo_pre(DECL_ARGS) +termp_eo_pre(DECL_ARGS) { - size_t rmargin = 0; - int pretty; - pretty = MDOC_SYNPRETTY & n->flags; + if (n->type != ROFFT_BODY) + return 1; - if (MDOC_BLOCK == n->type) { + if (n->end == ENDBODY_NOT && + n->parent->head->child == NULL && + n->child != NULL && + n->child->end != ENDBODY_NOT) + term_word(p, "\\&"); + else if (n->end != ENDBODY_NOT ? n->child != NULL : + n->parent->head->child != NULL && (n->child != NULL || + (n->parent->tail != NULL && n->parent->tail->child != NULL))) + p->flags |= TERMP_NOSPACE; + + return 1; +} + +static void +termp_eo_post(DECL_ARGS) +{ + int body, tail; + + if (n->type != ROFFT_BODY) + return; + + if (n->end != ENDBODY_NOT) { + p->flags &= ~TERMP_NOSPACE; + return; + } + + body = n->child != NULL || n->parent->head->child != NULL; + tail = n->parent->tail != NULL && n->parent->tail->child != NULL; + + if (body && tail) + p->flags |= TERMP_NOSPACE; + else if ( ! (body || tail)) + term_word(p, "\\&"); + else if ( ! tail) + p->flags &= ~TERMP_NOSPACE; +} + +static int +termp_fo_pre(DECL_ARGS) +{ + size_t rmargin; + + switch (n->type) { + case ROFFT_BLOCK: synopsis_pre(p, n); - return(1); - } else if (MDOC_BODY == n->type) { - if (pretty) { - rmargin = p->rmargin; - p->rmargin = p->offset + term_len(p, 4); + return 1; + case ROFFT_BODY: + rmargin = p->tcol->rmargin; + if (n->flags & NODE_SYNPRETTY) { + p->tcol->rmargin = p->tcol->offset + term_len(p, 4); p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG; } p->flags |= TERMP_NOSPACE; term_word(p, "("); p->flags |= TERMP_NOSPACE; - if (pretty) { + if (n->flags & NODE_SYNPRETTY) { term_flushln(p); p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG); - p->offset = p->rmargin; - p->rmargin = rmargin; + p->flags |= TERMP_NOPAD; + p->tcol->offset = p->tcol->rmargin; + p->tcol->rmargin = rmargin; } - return(1); + return 1; + default: + return termp_bold_pre(p, pair, meta, n); } - - if (NULL == n->child) - return(0); - - /* XXX: we drop non-initial arguments as per groff. */ - - assert(n->child->string); - term_fontpush(p, TERMFONT_BOLD); - term_word(p, n->child->string); - return(0); } static void termp_fo_post(DECL_ARGS) { - - if (MDOC_BODY != n->type) + if (n->type != ROFFT_BODY) return; p->flags |= TERMP_NOSPACE; term_word(p, ")"); - if (MDOC_SYNPRETTY & n->flags) { + if (n->flags & NODE_SYNPRETTY) { p->flags |= TERMP_NOSPACE; term_word(p, ";"); term_flushln(p); @@ -2040,29 +1772,30 @@ termp_fo_post(DECL_ARGS) static int termp_bf_pre(DECL_ARGS) { - - if (MDOC_HEAD == n->type) - return(0); - else if (MDOC_BODY != n->type) - return(1); - - if (FONT_Em == n->norm->Bf.font) - term_fontpush(p, TERMFONT_UNDER); - else if (FONT_Sy == n->norm->Bf.font) - term_fontpush(p, TERMFONT_BOLD); - else - term_fontpush(p, TERMFONT_NONE); - - return(1); + switch (n->type) { + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + break; + default: + return 1; + } + switch (n->norm->Bf.font) { + case FONT_Em: + return termp_under_pre(p, pair, meta, n); + case FONT_Sy: + return termp_bold_pre(p, pair, meta, n); + default: + return termp_li_pre(p, pair, meta, n); + } } static int termp_sm_pre(DECL_ARGS) { - - if (NULL == n->child) + if (n->child == NULL) p->flags ^= TERMP_NONOSPACE; - else if (0 == strcmp("on", n->child->string)) + else if (strcmp(n->child->string, "on") == 0) p->flags &= ~TERMP_NONOSPACE; else p->flags |= TERMP_NONOSPACE; @@ -2070,40 +1803,41 @@ termp_sm_pre(DECL_ARGS) if (p->col && ! (TERMP_NONOSPACE & p->flags)) p->flags &= ~TERMP_NOSPACE; - return(0); + return 0; } static int termp_ap_pre(DECL_ARGS) { - p->flags |= TERMP_NOSPACE; term_word(p, "'"); p->flags |= TERMP_NOSPACE; - return(1); + return 1; } static void termp____post(DECL_ARGS) { + struct roff_node *nn; /* * Handle lists of authors. In general, print each followed by * a comma. Don't print the comma if there are only two * authors. */ - if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok) - if (NULL == n->next->next || MDOC__A != n->next->next->tok) - if (NULL == n->prev || MDOC__A != n->prev->tok) - return; + if (n->tok == MDOC__A && + (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A && + ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) && + ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A)) + return; /* TODO: %U. */ - if (NULL == n->parent || MDOC_Rs != n->parent->tok) + if (n->parent == NULL || n->parent->tok != MDOC_Rs) return; p->flags |= TERMP_NOSPACE; - if (NULL == n->next) { + if (roff_node_next(n) == NULL) { term_word(p, "."); p->flags |= TERMP_SENTENCE; } else @@ -2113,101 +1847,109 @@ termp____post(DECL_ARGS) static int termp_li_pre(DECL_ARGS) { - term_fontpush(p, TERMFONT_NONE); - return(1); + return 1; } static int termp_lk_pre(DECL_ARGS) { - const struct mdoc_node *link, *descr; + const struct roff_node *link, *descr, *punct; - if (NULL == (link = n->child)) - return(0); + if ((link = n->child) == NULL) + return 0; - if (NULL != (descr = link->next)) { + /* Find beginning of trailing punctuation. */ + punct = n->last; + while (punct != link && punct->flags & NODE_DELIMC) + punct = punct->prev; + punct = punct->next; + + /* Link text. */ + if ((descr = link->next) != NULL && descr != punct) { term_fontpush(p, TERMFONT_UNDER); - while (NULL != descr) { + while (descr != punct) { + if (descr->flags & (NODE_DELIMC | NODE_DELIMO)) + p->flags |= TERMP_NOSPACE; term_word(p, descr->string); descr = descr->next; } + term_fontpop(p); p->flags |= TERMP_NOSPACE; term_word(p, ":"); - term_fontpop(p); } + /* Link target. */ term_fontpush(p, TERMFONT_BOLD); term_word(p, link->string); term_fontpop(p); - return(0); + /* Trailing punctuation. */ + while (punct != NULL) { + p->flags |= TERMP_NOSPACE; + term_word(p, punct->string); + punct = punct->next; + } + return 0; } static int termp_bk_pre(DECL_ARGS) { - switch (n->type) { - case MDOC_BLOCK: + case ROFFT_BLOCK: break; - case MDOC_HEAD: - return(0); - case MDOC_BODY: - if (n->parent->args || 0 == n->prev->nchild) + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + if (n->parent->args != NULL || n->prev->child == NULL) p->flags |= TERMP_PREKEEP; break; default: abort(); - /* NOTREACHED */ } - - return(1); + return 1; } static void termp_bk_post(DECL_ARGS) { - - if (MDOC_BODY == n->type) + if (n->type == ROFFT_BODY) p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP); } +/* + * If we are in an `Rs' and there is a journal present, + * then quote us instead of underlining us (for disambiguation). + */ static void termp__t_post(DECL_ARGS) { - - /* - * If we're in an `Rs' and there's a journal present, then quote - * us instead of underlining us (for disambiguation). - */ - if (n->parent && MDOC_Rs == n->parent->tok && + if (n->parent != NULL && n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) termp_quote_post(p, pair, meta, n); - termp____post(p, pair, meta, n); } static int termp__t_pre(DECL_ARGS) { - - /* - * If we're in an `Rs' and there's a journal present, then quote - * us instead of underlining us (for disambiguation). - */ - if (n->parent && MDOC_Rs == n->parent->tok && + if (n->parent != NULL && n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) - return(termp_quote_pre(p, pair, meta, n)); - - term_fontpush(p, TERMFONT_UNDER); - return(1); + return termp_quote_pre(p, pair, meta, n); + else + return termp_under_pre(p, pair, meta, n); } static int termp_under_pre(DECL_ARGS) { - term_fontpush(p, TERMFONT_UNDER); - return(1); + return 1; +} + +static int +termp_abort_pre(DECL_ARGS) +{ + abort(); }