=================================================================== RCS file: /cvs/mandoc/mdoc_term.c,v retrieving revision 1.190 retrieving revision 1.331 diff -u -p -r1.190 -r1.331 --- mandoc/mdoc_term.c 2010/09/27 11:21:39 1.190 +++ mandoc/mdoc_term.c 2016/01/08 17:48:09 1.331 @@ -1,43 +1,42 @@ -/* $Id: mdoc_term.c,v 1.190 2010/09/27 11:21:39 kristaps Exp $ */ +/* $Id: mdoc_term.c,v 1.331 2016/01/08 17:48:09 schwarze Exp $ */ /* - * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons - * Copyright (c) 2010 Ingo Schwarze + * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons + * Copyright (c) 2010, 2012-2016 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. */ -#ifdef HAVE_CONFIG_H #include "config.h" -#endif #include #include #include +#include #include #include #include #include +#include "mandoc_aux.h" #include "mandoc.h" +#include "roff.h" +#include "mdoc.h" #include "out.h" #include "term.h" -#include "mdoc.h" -#include "chars.h" +#include "tag.h" #include "main.h" -#define INDENT 5 -#define HALFINDENT 3 - struct termpair { struct termpair *ppair; int count; @@ -45,35 +44,33 @@ struct termpair { #define DECL_ARGS struct termp *p, \ struct termpair *pair, \ - const struct mdoc_meta *m, \ - const struct mdoc_node *n + const struct roff_meta *meta, \ + struct roff_node *n struct termact { int (*pre)(DECL_ARGS); void (*post)(DECL_ARGS); }; -static size_t a2width(const struct termp *, const char *); -static size_t a2height(const struct termp *, const char *); -static size_t a2offs(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 *); -static void print_mdoc_node(DECL_ARGS); + const struct roff_node *, + const 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 *, + const struct roff_node *); static void termp____post(DECL_ARGS); -static void termp_an_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_bx_post(DECL_ARGS); -static void termp_d1_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); static void termp_it_post(DECL_ARGS); @@ -81,11 +78,11 @@ static void termp_lb_post(DECL_ARGS); static void termp_nm_post(DECL_ARGS); static void termp_pf_post(DECL_ARGS); static void termp_quote_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 int termp__a_pre(DECL_ARGS); +static int termp__t_pre(DECL_ARGS); static int termp_an_pre(DECL_ARGS); static int termp_ap_pre(DECL_ARGS); static int termp_bd_pre(DECL_ARGS); @@ -94,8 +91,11 @@ 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_er_pre(DECL_ARGS); static int termp_ex_pre(DECL_ARGS); static int termp_fa_pre(DECL_ARGS); static int termp_fd_pre(DECL_ARGS); @@ -106,18 +106,20 @@ 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_pf_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_ss_pre(DECL_ARGS); +static int termp_tag_pre(DECL_ARGS); static int termp_under_pre(DECL_ARGS); static int termp_ud_pre(DECL_ARGS); static int termp_vt_pre(DECL_ARGS); @@ -130,39 +132,39 @@ static const struct termact termacts[MDOC_MAX] = { { 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_d1_pre, termp_d1_post }, /* D1 */ - { termp_d1_pre, termp_d1_post }, /* Dl */ + { termp_ss_pre, termp_ss_post }, /* Ss */ + { termp_sp_pre, NULL }, /* Pp */ + { termp_d1_pre, termp_bl_post }, /* D1 */ + { termp_d1_pre, termp_bl_post }, /* Dl */ { termp_bd_pre, termp_bd_post }, /* Bd */ { NULL, NULL }, /* Ed */ { termp_bl_pre, termp_bl_post }, /* Bl */ { NULL, NULL }, /* El */ { termp_it_pre, termp_it_post }, /* It */ - { termp_under_pre, NULL }, /* Ad */ - { termp_an_pre, termp_an_post }, /* An */ + { termp_under_pre, NULL }, /* Ad */ + { termp_an_pre, NULL }, /* An */ { termp_under_pre, NULL }, /* Ar */ { termp_cd_pre, NULL }, /* Cd */ { termp_bold_pre, NULL }, /* Cm */ - { NULL, NULL }, /* Dv */ - { NULL, NULL }, /* Er */ - { NULL, NULL }, /* Ev */ + { termp_li_pre, NULL }, /* Dv */ + { termp_er_pre, NULL }, /* Er */ + { termp_tag_pre, NULL }, /* Ev */ { termp_ex_pre, NULL }, /* Ex */ - { termp_fa_pre, NULL }, /* Fa */ - { termp_fd_pre, NULL }, /* Fd */ + { termp_fa_pre, NULL }, /* Fa */ + { termp_fd_pre, termp_fd_post }, /* Fd */ { termp_fl_pre, NULL }, /* Fl */ - { termp_fn_pre, NULL }, /* Fn */ - { termp_ft_pre, NULL }, /* Ft */ - { termp_bold_pre, NULL }, /* Ic */ - { termp_in_pre, termp_in_post }, /* In */ + { termp_fn_pre, NULL }, /* Fn */ + { termp_ft_pre, NULL }, /* Ft */ + { termp_bold_pre, NULL }, /* Ic */ + { termp_in_pre, termp_in_post }, /* In */ { termp_li_pre, NULL }, /* Li */ - { termp_nd_pre, NULL }, /* Nd */ - { termp_nm_pre, termp_nm_post }, /* Nm */ + { termp_nd_pre, NULL }, /* Nd */ + { termp_nm_pre, termp_nm_post }, /* Nm */ { termp_quote_pre, termp_quote_post }, /* Op */ - { NULL, NULL }, /* Ot */ + { termp_ft_pre, NULL }, /* Ot */ { termp_under_pre, NULL }, /* Pa */ { termp_rv_pre, NULL }, /* Rv */ - { NULL, NULL }, /* St */ + { NULL, NULL }, /* St */ { termp_under_pre, NULL }, /* Va */ { termp_vt_pre, NULL }, /* Vt */ { termp_xr_pre, NULL }, /* Xr */ @@ -175,34 +177,34 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, termp____post }, /* %O */ { NULL, termp____post }, /* %P */ { NULL, termp____post }, /* %R */ - { termp_under_pre, termp____post }, /* %T */ + { termp__t_pre, termp__t_post }, /* %T */ { NULL, termp____post }, /* %V */ { NULL, NULL }, /* Ac */ { termp_quote_pre, termp_quote_post }, /* Ao */ { termp_quote_pre, termp_quote_post }, /* Aq */ { NULL, NULL }, /* At */ { NULL, NULL }, /* Bc */ - { termp_bf_pre, NULL }, /* Bf */ + { termp_bf_pre, NULL }, /* Bf */ { termp_quote_pre, termp_quote_post }, /* Bo */ { termp_quote_pre, termp_quote_post }, /* Bq */ { termp_xx_pre, NULL }, /* Bsx */ - { NULL, termp_bx_post }, /* Bx */ - { NULL, NULL }, /* Db */ + { termp_bx_pre, NULL }, /* Bx */ + { termp_skip_pre, NULL }, /* Db */ { NULL, NULL }, /* Dc */ { termp_quote_pre, termp_quote_post }, /* Do */ { termp_quote_pre, termp_quote_post }, /* Dq */ { NULL, NULL }, /* Ec */ /* FIXME: no space */ { NULL, NULL }, /* Ef */ - { termp_under_pre, NULL }, /* Em */ - { NULL, NULL }, /* Eo */ + { termp_under_pre, NULL }, /* Em */ + { termp_eo_pre, termp_eo_post }, /* Eo */ { termp_xx_pre, NULL }, /* Fx */ { termp_bold_pre, NULL }, /* Ms */ - { NULL, NULL }, /* No */ + { termp_li_pre, NULL }, /* No */ { termp_ns_pre, NULL }, /* Ns */ { termp_xx_pre, NULL }, /* Nx */ { termp_xx_pre, NULL }, /* Ox */ { NULL, NULL }, /* Pc */ - { termp_pf_pre, termp_pf_post }, /* Pf */ + { NULL, termp_pf_post }, /* Pf */ { termp_quote_pre, termp_quote_post }, /* Po */ { termp_quote_pre, termp_quote_post }, /* Pq */ { NULL, NULL }, /* Qc */ @@ -221,127 +223,163 @@ static const struct termact termacts[MDOC_MAX] = { { termp_xx_pre, NULL }, /* Ux */ { NULL, NULL }, /* Xc */ { NULL, NULL }, /* Xo */ - { termp_fo_pre, termp_fo_post }, /* Fo */ - { NULL, NULL }, /* Fc */ + { termp_fo_pre, termp_fo_post }, /* Fo */ + { NULL, NULL }, /* Fc */ { termp_quote_pre, termp_quote_post }, /* Oo */ { NULL, NULL }, /* Oc */ { termp_bk_pre, termp_bk_post }, /* Bk */ { NULL, NULL }, /* Ek */ { termp_bt_pre, NULL }, /* Bt */ { NULL, NULL }, /* Hf */ - { NULL, NULL }, /* Fr */ + { termp_under_pre, NULL }, /* Fr */ { termp_ud_pre, NULL }, /* Ud */ { NULL, termp_lb_post }, /* Lb */ - { termp_sp_pre, NULL }, /* Lp */ - { termp_lk_pre, NULL }, /* Lk */ - { termp_under_pre, NULL }, /* Mt */ - { termp_quote_pre, termp_quote_post }, /* Brq */ - { termp_quote_pre, termp_quote_post }, /* Bro */ - { NULL, NULL }, /* Brc */ - { NULL, termp____post }, /* %C */ - { NULL, NULL }, /* Es */ /* TODO */ - { NULL, NULL }, /* En */ /* TODO */ - { termp_xx_pre, NULL }, /* Dx */ - { NULL, termp____post }, /* %Q */ + { termp_sp_pre, NULL }, /* Lp */ + { termp_lk_pre, NULL }, /* Lk */ + { termp_under_pre, NULL }, /* Mt */ + { termp_quote_pre, termp_quote_post }, /* Brq */ + { termp_quote_pre, termp_quote_post }, /* Bro */ + { NULL, NULL }, /* Brc */ + { NULL, termp____post }, /* %C */ + { termp_skip_pre, NULL }, /* Es */ + { termp_quote_pre, termp_quote_post }, /* En */ + { termp_xx_pre, NULL }, /* Dx */ + { NULL, termp____post }, /* %Q */ { termp_sp_pre, NULL }, /* br */ - { termp_sp_pre, NULL }, /* sp */ - { termp_under_pre, termp____post }, /* %U */ - { NULL, NULL }, /* Ta */ + { termp_sp_pre, NULL }, /* sp */ + { NULL, termp____post }, /* %U */ + { NULL, NULL }, /* Ta */ + { termp_ll_pre, NULL }, /* ll */ }; +static int fn_prio; void -terminal_mdoc(void *arg, const struct mdoc *mdoc) +terminal_mdoc(void *arg, const struct roff_man *mdoc) { - const struct mdoc_node *n; - const struct mdoc_meta *m; + struct roff_node *n; struct termp *p; p = (struct termp *)arg; - p->overstep = 0; - p->maxrmargin = p->defrmargin; + p->rmargin = p->maxrmargin = p->defrmargin; p->tabwidth = term_len(p, 5); - if (NULL == p->symtab) - switch (p->enc) { - case (TERMENC_ASCII): - p->symtab = chars_init(CHARS_ASCII); - break; - default: - abort(); - /* NOTREACHED */ + 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, + &mdoc->meta, + n->child->next->child); + term_newln(p); + break; + } + n = n->next; } - - n = mdoc_node(mdoc); - m = mdoc_meta(mdoc); - - term_begin(p, print_mdoc_head, print_mdoc_foot, m); - - if (n->child) - print_mdoc_nodelist(p, NULL, m, n->child); - - term_end(p); + } else { + if (p->defindent == 0) + p->defindent = 5; + term_begin(p, print_mdoc_head, print_mdoc_foot, + &mdoc->meta); + if (n != NULL) { + if (n->tok != MDOC_Sh) + term_vspace(p); + print_mdoc_nodelist(p, NULL, &mdoc->meta, n); + } + term_end(p); + } } - static void print_mdoc_nodelist(DECL_ARGS) { - print_mdoc_node(p, pair, m, n); - if (n->next) - print_mdoc_nodelist(p, pair, m, n->next); + while (n != NULL) { + print_mdoc_node(p, pair, meta, n); + n = n->next; + } } - -/* ARGSUSED */ static void print_mdoc_node(DECL_ARGS) { int chld; - const void *font; struct termpair npair; size_t offset, rmargin; chld = 1; offset = p->offset; rmargin = p->rmargin; - font = term_fontq(p); + n->flags &= ~MDOC_ENDED; + n->prev_font = p->fonti; memset(&npair, 0, sizeof(struct termpair)); npair.ppair = pair; - if (MDOC_TEXT == n->type) - term_word(p, n->string); - else if (termacts[n->tok].pre && ENDBODY_NOT == n->end) - chld = (*termacts[n->tok].pre)(p, &npair, m, n); - /* * 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->line != n->line) { - p->flags &= ~TERMP_KEEP; - p->flags |= TERMP_PREKEEP; - } else if (NULL == n->prev) { - if (n->parent && n->parent->line != n->line) { - p->flags &= ~TERMP_KEEP; - p->flags |= TERMP_PREKEEP; - } - } + if (p->flags & TERMP_KEEP && n->flags & MDOC_LINE) { + p->flags &= ~TERMP_KEEP; + p->flags |= TERMP_PREKEEP; } + /* + * After the keep flags have been set up, we may now + * produce output. Note that some pre-handlers do so. + */ + + switch (n->type) { + case ROFFT_TEXT: + if (' ' == *n->string && MDOC_LINE & n->flags) + term_newln(p); + if (MDOC_DELIMC & n->flags) + p->flags |= TERMP_NOSPACE; + term_word(p, n->string); + if (MDOC_DELIMO & n->flags) + p->flags |= TERMP_NOSPACE; + break; + case ROFFT_EQN: + if ( ! (n->flags & MDOC_LINE)) + p->flags |= TERMP_NOSPACE; + term_eqn(p, n->eqn); + if (n->next != NULL && ! (n->next->flags & MDOC_LINE)) + p->flags |= TERMP_NOSPACE; + break; + 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->child != NULL)) + chld = (*termacts[n->tok].pre) + (p, &npair, meta, n); + break; + } + if (chld && n->child) - print_mdoc_nodelist(p, &npair, m, n->child); + print_mdoc_nodelist(p, &npair, meta, n->child); - term_fontpopq(p, font); + term_fontpopq(p, + (ENDBODY_NOT == n->end ? n : n->body)->prev_font); - if (MDOC_TEXT != n->type && termacts[n->tok].post && - ! (MDOC_ENDED & n->flags)) { - (void)(*termacts[n->tok].post)(p, &npair, m, n); + switch (n->type) { + case ROFFT_TEXT: + break; + case ROFFT_TBL: + break; + case ROFFT_EQN: + break; + default: + if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags) + break; + (void)(*termacts[n->tok].post)(p, &npair, meta, n); /* * Explicit end tokens not only call the post @@ -349,7 +387,7 @@ print_mdoc_node(DECL_ARGS) * that it must not call the post handler again. */ if (ENDBODY_NOT != n->end) - n->pending->flags |= MDOC_ENDED; + n->body->flags |= MDOC_ENDED; /* * End of line terminating an implicit block @@ -358,27 +396,26 @@ print_mdoc_node(DECL_ARGS) */ if (ENDBODY_NOSPACE == n->end) p->flags |= TERMP_NOSPACE; + break; } if (MDOC_EOS & n->flags) p->flags |= TERMP_SENTENCE; - p->offset = offset; - p->rmargin = rmargin; + if (MDOC_ll != n->tok) { + p->offset = offset; + p->rmargin = rmargin; + } } - static void -print_mdoc_foot(struct termp *p, const void *arg) +print_mdoc_foot(struct termp *p, const struct roff_meta *meta) { - char buf[DATESIZ], os[BUFSIZ]; - const struct mdoc_meta *m; + size_t sz; - m = (const struct mdoc_meta *)arg; - term_fontrepl(p, TERMFONT_NONE); - /* + /* * Output the footer in new-groff style, that is, three columns * with the middle being the manual date and flanking columns * being the operating system: @@ -386,32 +423,33 @@ print_mdoc_foot(struct termp *p, const void *arg) * SYSTEM DATE SYSTEM */ - time2a(m->date, buf, DATESIZ); - strlcpy(os, m->os, BUFSIZ); - term_vspace(p); p->offset = 0; - p->rmargin = (p->maxrmargin - - term_strlen(p, buf) + term_len(p, 1)) / 2; + sz = term_strlen(p, meta->date); + p->rmargin = p->maxrmargin > sz ? + (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0; + p->trailspace = 1; p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; - term_word(p, os); + term_word(p, meta->os); term_flushln(p); p->offset = p->rmargin; - p->rmargin = p->maxrmargin - term_strlen(p, os); - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; + sz = term_strlen(p, meta->os); + p->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0; + p->flags |= TERMP_NOSPACE; - term_word(p, buf); + term_word(p, meta->date); term_flushln(p); p->offset = p->rmargin; p->rmargin = p->maxrmargin; + p->trailspace = 0; p->flags &= ~TERMP_NOBREAK; - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; + p->flags |= TERMP_NOSPACE; - term_word(p, os); + term_word(p, meta->os); term_flushln(p); p->offset = 0; @@ -419,18 +457,12 @@ print_mdoc_foot(struct termp *p, const void *arg) 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) { - char buf[BUFSIZ], title[BUFSIZ]; - const struct mdoc_meta *m; + char *volume, *title; + size_t vollen, titlen; - m = (const struct mdoc_meta *)arg; - - p->rmargin = p->maxrmargin; - p->offset = 0; - /* * The header is strange. It has three components, which are * really two with the first duplicated. It goes like this: @@ -444,134 +476,114 @@ print_mdoc_head(struct termp *p, const void *arg) * switches on the manual section. */ - assert(m->vol); - strlcpy(buf, m->vol, BUFSIZ); + assert(meta->vol); + if (NULL == meta->arch) + volume = mandoc_strdup(meta->vol); + else + mandoc_asprintf(&volume, "%s (%s)", + meta->vol, meta->arch); + vollen = term_strlen(p, volume); - if (m->arch) { - strlcat(buf, " (", BUFSIZ); - strlcat(buf, m->arch, BUFSIZ); - strlcat(buf, ")", BUFSIZ); - } + if (NULL == meta->msec) + title = mandoc_strdup(meta->title); + else + mandoc_asprintf(&title, "%s(%s)", + meta->title, meta->msec); + titlen = term_strlen(p, title); - snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec); - - p->offset = 0; - p->rmargin = (p->maxrmargin - - term_strlen(p, buf) + term_len(p, 1)) / 2; p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; + p->trailspace = 1; + p->offset = 0; + p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ? + (p->maxrmargin - vollen + term_len(p, 1)) / 2 : + vollen < p->maxrmargin ? p->maxrmargin - vollen : 0; term_word(p, title); term_flushln(p); + p->flags |= TERMP_NOSPACE; p->offset = p->rmargin; - p->rmargin = p->maxrmargin - term_strlen(p, title); - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; + p->rmargin = p->offset + vollen + titlen < p->maxrmargin ? + p->maxrmargin - titlen : p->maxrmargin; - term_word(p, buf); + term_word(p, volume); term_flushln(p); - p->offset = p->rmargin; - p->rmargin = p->maxrmargin; p->flags &= ~TERMP_NOBREAK; - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; + p->trailspace = 0; + if (p->rmargin + titlen <= p->maxrmargin) { + p->flags |= TERMP_NOSPACE; + p->offset = p->rmargin; + p->rmargin = p->maxrmargin; + term_word(p, title); + term_flushln(p); + } - term_word(p, title); - term_flushln(p); - + p->flags &= ~TERMP_NOSPACE; p->offset = 0; p->rmargin = p->maxrmargin; - p->flags &= ~TERMP_NOSPACE; + free(title); + free(volume); } - -static size_t -a2height(const struct termp *p, const char *v) -{ - struct roffsu su; - - assert(v); - if ( ! a2roffsu(v, &su, SCALE_VS)) - SCALE_VS_INIT(&su, term_len(p, 1)); - - return(term_vspan(p, &su)); -} - - -static size_t +static int a2width(const struct termp *p, const char *v) { struct roffsu su; - assert(v); - if ( ! a2roffsu(v, &su, SCALE_MAX)) + if (a2roffsu(v, &su, SCALE_MAX) < 2) { SCALE_HS_INIT(&su, term_strlen(p, v)); - - return(term_hspan(p, &su)); + su.scale /= term_strlen(p, "0"); + } + return term_hspan(p, &su) / 24; } - -static size_t -a2offs(const struct termp *p, const char *v) -{ - struct roffsu su; - - if ('\0' == *v) - return(0); - else if (0 == strcmp(v, "left")) - return(0); - else if (0 == strcmp(v, "indent")) - return(term_len(p, INDENT + 1)); - else if (0 == strcmp(v, "indent-two")) - return(term_len(p, (INDENT + 1) * 2)); - else if ( ! a2roffsu(v, &su, SCALE_MAX)) - SCALE_HS_INIT(&su, term_strlen(p, v)); - - return(term_hspan(p, &su)); -} - - /* * Determine how much space to print out before block elements of `It' * (and thus `Bl') and `Bd'. And then go ahead and print that space, * too. */ static void -print_bvspace(struct termp *p, - const struct mdoc_node *bl, - const struct mdoc_node *n) +print_bvspace(struct termp *p, + const struct roff_node *bl, + const struct roff_node *n) { - const struct mdoc_node *nn; + const struct roff_node *nn; + assert(n); + term_newln(p); - if (MDOC_Bd == bl->tok && bl->data.Bd->comp) + if (MDOC_Bd == bl->tok && bl->norm->Bd.comp) return; - if (MDOC_Bl == bl->tok && bl->data.Bl->comp) + if (MDOC_Bl == bl->tok && bl->norm->Bl.comp) return; /* Do not vspace directly after Ss/Sh. */ - for (nn = n; nn; nn = nn->parent) { - if (MDOC_BLOCK != nn->type) - continue; - if (MDOC_Ss == nn->tok) + nn = n; + while (nn->prev == NULL) { + do { + nn = nn->parent; + if (nn->type == ROFFT_ROOT) + return; + } while (nn->type != ROFFT_BLOCK); + if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss) return; - if (MDOC_Sh == nn->tok) - return; - if (NULL == nn->prev) - continue; - break; + if (nn->tok == MDOC_It && + nn->parent->parent->norm->Bl.type != LIST_item) + break; } /* A `-column' does not assert vspace within the list. */ - if (MDOC_Bl == bl->tok && LIST_column == bl->data.Bl->type) + 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->data.Bl->type) + 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) @@ -582,39 +594,72 @@ print_bvspace(struct termp *p, } -/* ARGSUSED */ static int +termp_ll_pre(DECL_ARGS) +{ + + term_setwidth(p, n->child != NULL ? n->child->string : NULL); + return 0; +} + +static int termp_it_pre(DECL_ARGS) { - const struct mdoc_node *bl, *nn; - char buf[7]; - int i; - size_t width, offset, ncols, dcol; + char buf[24]; + 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; - assert(bl->data.Bl); - type = bl->data.Bl->type; + 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: + width = term_len(p, 8); + break; + case LIST_column: + case LIST_tag: + 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 != NULL) { + offset = a2width(p, bl->norm->Bl.offs); + if (offset < 0 && (size_t)(-offset) > p->offset) + offset = -p->offset; + else if (offset > SHRT_MAX) + offset = 0; + } - if (bl->data.Bl->offs) - offset = a2offs(p, bl->data.Bl->offs); - switch (type) { - case (LIST_column): - if (MDOC_HEAD == n->type) + case LIST_column: + if (n->type == ROFFT_HEAD) break; /* @@ -626,22 +671,20 @@ termp_it_pre(DECL_ARGS) * column. * - For more than 5 columns, add only one column. */ - ncols = bl->data.Bl->ncols; + ncols = bl->norm->Bl.ncols; + dcol = ncols < 5 ? term_len(p, 4) : + ncols == 5 ? term_len(p, 3) : term_len(p, 1); - /* LINTED */ - dcol = ncols < 5 ? term_len(p, 4) : - 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->data.Bl->cols[i]); + for (i = 0, nn = n->prev; + nn->prev && i < (int)ncols; + nn = nn->prev, i++) + offset += dcol + a2width(p, + bl->norm->Bl.cols[i]); /* * When exceeding the declared number of columns, leave @@ -656,56 +699,26 @@ termp_it_pre(DECL_ARGS) * Use the declared column widths, extended as explained * in the preceding paragraph. */ - width = a2width(p, bl->data.Bl->cols[i]) + dcol; + width = a2width(p, bl->norm->Bl.cols[i]) + dcol; break; default: - if (NULL == bl->data.Bl->width) + if (NULL == bl->norm->Bl.width) break; - /* + /* * Note: buffer the width by 2, which is groff's magic * number for buffering single arguments. See the above * handling for column for how this changes. */ - assert(bl->data.Bl->width); - width = a2width(p, bl->data.Bl->width) + term_len(p, 2); + width = a2width(p, bl->norm->Bl.width) + term_len(p, 2); + if (width < 0 && (size_t)(-width) > p->offset) + width = -p->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): - if (width < term_len(p, 4)) - width = term_len(p, 4); - break; - case (LIST_enum): - if (width < term_len(p, 5)) - width = term_len(p, 5); - 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. */ @@ -713,12 +726,12 @@ termp_it_pre(DECL_ARGS) p->flags |= TERMP_NOSPACE; switch (type) { - case (LIST_diag): - if (MDOC_BODY == n->type) + case LIST_diag: + if (n->type == ROFFT_BODY) term_word(p, "\\ \\ "); break; - case (LIST_inset): - if (MDOC_BODY == n->type) + case LIST_inset: + if (n->type == ROFFT_BODY && n->parent->head->child != NULL) term_word(p, "\\ "); break; default: @@ -728,8 +741,8 @@ termp_it_pre(DECL_ARGS) p->flags |= TERMP_NOSPACE; switch (type) { - case (LIST_diag): - if (MDOC_HEAD == n->type) + case LIST_diag: + if (n->type == ROFFT_HEAD) term_fontpush(p, TERMFONT_BOLD); break; default: @@ -744,25 +757,23 @@ termp_it_pre(DECL_ARGS) */ switch (type) { - case (LIST_bullet): - /* FALLTHROUGH */ - case (LIST_dash): - /* FALLTHROUGH */ - case (LIST_enum): - /* FALLTHROUGH */ - case (LIST_hyphen): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK; - else - p->flags |= TERMP_NOLPAD; + case LIST_enum: + case LIST_bullet: + case LIST_dash: + case LIST_hyphen: + /* + * Weird special case. + * Some very narrow lists actually hang. + */ + if (width <= (int)term_len(p, 2)) + p->flags |= TERMP_HANG; + if (n->type != ROFFT_HEAD) + break; + p->flags |= TERMP_NOBREAK; + p->trailspace = 1; break; - case (LIST_hang): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK; - else - p->flags |= TERMP_NOLPAD; - - if (MDOC_HEAD != n->type) + case LIST_hang: + if (n->type != ROFFT_HEAD) break; /* @@ -771,48 +782,49 @@ termp_it_pre(DECL_ARGS) * the "overstep" effect in term_flushln() and treat * this as a `-ohang' list instead. */ - if (n->next->child && - (MDOC_Bl == n->next->child->tok || - MDOC_Bd == n->next->child->tok)) { - p->flags &= ~TERMP_NOBREAK; - p->flags &= ~TERMP_NOLPAD; - } else - p->flags |= TERMP_HANG; - break; - case (LIST_tag): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE; - else - p->flags |= TERMP_NOLPAD; + if (NULL != n->next && + NULL != n->next->child && + (MDOC_Bl == n->next->child->tok || + MDOC_Bd == n->next->child->tok)) + break; - if (MDOC_HEAD != n->type) + p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG; + p->trailspace = 1; + break; + case LIST_tag: + if (n->type != ROFFT_HEAD) break; + + p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND; + p->trailspace = 2; + if (NULL == n->next || NULL == n->next->child) p->flags |= TERMP_DANGLE; break; - case (LIST_column): - if (MDOC_HEAD == n->type) + case LIST_column: + if (n->type == ROFFT_HEAD) break; - if (NULL == n->next) + if (NULL == n->next) { p->flags &= ~TERMP_NOBREAK; - else + p->trailspace = 0; + } else { p->flags |= TERMP_NOBREAK; + p->trailspace = 1; + } - assert(n->prev); - if (MDOC_BODY == n->prev->type) - p->flags |= TERMP_NOLPAD; - break; - case (LIST_diag): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK; + case LIST_diag: + if (n->type != ROFFT_HEAD) + break; + p->flags |= TERMP_NOBREAK | TERMP_BRIND; + p->trailspace = 1; break; default: break; } - /* + /* * Margin control. Set-head-width lists have their right * margins shortened. The body for these lists has the offset * necessarily lengthened. Everybody gets the offset. @@ -821,40 +833,37 @@ termp_it_pre(DECL_ARGS) p->offset += offset; switch (type) { - case (LIST_hang): + 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 && n->next->child && - (MDOC_Bl == n->next->child->tok || - MDOC_Bd == n->next->child->tok)) + if (n->type == ROFFT_HEAD && + 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_tag): - assert(width); - if (MDOC_HEAD == n->type) + case LIST_bullet: + case LIST_dash: + case LIST_enum: + case LIST_hyphen: + case LIST_tag: + if (n->type == ROFFT_HEAD) p->rmargin = p->offset + width; - else + else p->offset += width; break; - case (LIST_column): + case LIST_column: assert(width); p->rmargin = p->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; @@ -863,86 +872,77 @@ termp_it_pre(DECL_ARGS) break; } - /* + /* * The dash, hyphen, bullet and enum lists all have a special - * HEAD character (temporarily bold, in some cases). + * HEAD character (temporarily bold, in some cases). */ - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD) switch (type) { - case (LIST_bullet): + case LIST_bullet: term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\[bu]"); term_fontpop(p); break; - case (LIST_dash): - /* FALLTHROUGH */ - case (LIST_hyphen): + case LIST_dash: + case LIST_hyphen: term_fontpush(p, TERMFONT_BOLD); - term_word(p, "\\(hy"); + term_word(p, "-"); term_fontpop(p); break; - case (LIST_enum): + case LIST_enum: (pair->ppair->ppair->count)++; - snprintf(buf, sizeof(buf), "%d.", - pair->ppair->ppair->count); + (void)snprintf(buf, sizeof(buf), "%d.", + pair->ppair->ppair->count); term_word(p, buf); break; default: break; } - /* + /* * If we're not going to process our children, indicate so here. */ 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); + case LIST_bullet: + case LIST_item: + case LIST_dash: + case LIST_hyphen: + case LIST_enum: + if (n->type == ROFFT_HEAD) + return 0; break; - case (LIST_column): - if (MDOC_HEAD == n->type) - return(0); + case LIST_column: + if (n->type == ROFFT_HEAD) + return 0; break; default: break; } - return(1); + return 1; } - -/* ARGSUSED */ static void 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->data.Bl->type; + 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) + case LIST_item: + case LIST_diag: + case LIST_inset: + if (n->type == ROFFT_BODY) term_newln(p); break; - case (LIST_column): - if (MDOC_BODY == n->type) + case LIST_column: + if (n->type == ROFFT_BODY) term_flushln(p); break; default: @@ -950,52 +950,57 @@ termp_it_post(DECL_ARGS) break; } - /* + /* * Now that our output is flushed, we can reset our tags. Since * only `It' sets these flags, we're free to assume that nobody * has munged them in the meanwhile. */ - p->flags &= ~TERMP_DANGLE; - p->flags &= ~TERMP_NOBREAK; - p->flags &= ~TERMP_TWOSPACE; - p->flags &= ~TERMP_NOLPAD; - p->flags &= ~TERMP_HANG; + p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | + TERMP_DANGLE | TERMP_HANG); + p->trailspace = 0; } - -/* ARGSUSED */ static int termp_nm_pre(DECL_ARGS) { + const char *cp; - if (MDOC_BLOCK == n->type) - return(1); + if (n->type == ROFFT_BLOCK) { + p->flags |= TERMP_PREKEEP; + return 1; + } - if (MDOC_BODY == n->type) { + if (n->type == ROFFT_BODY) { if (NULL == n->child) - return(0); - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; - p->offset += term_len(p, 1) + - (NULL == n->prev->child ? term_strlen(p, m->name) : - MDOC_TEXT == n->prev->child->type ? - term_strlen(p, n->prev->child->string) : - term_len(p, 5)); - return(1); + return 0; + p->flags |= TERMP_NOSPACE; + cp = NULL; + if (n->prev->child != NULL) + cp = n->prev->child->string; + if (cp == NULL) + cp = meta->name; + if (cp == NULL) + p->offset += term_len(p, 6); + else + p->offset += term_len(p, 1) + term_strlen(p, cp); + return 1; } - if (NULL == n->child && NULL == m->name) - return(0); + if (NULL == n->child && NULL == meta->name) + return 0; - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD) synopsis_pre(p, n->parent); - if (MDOC_HEAD == n->type && n->next->child) { - p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; + if (n->type == ROFFT_HEAD && + NULL != n->next && NULL != n->next->child) { + 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, m->name); - } else if (MDOC_TEXT == n->child->type) { + p->rmargin += term_strlen(p, meta->name); + } else if (n->child->type == ROFFT_TEXT) { p->rmargin += term_strlen(p, n->child->string); if (n->child->next) p->flags |= TERMP_HANG; @@ -1007,44 +1012,42 @@ termp_nm_pre(DECL_ARGS) term_fontpush(p, TERMFONT_BOLD); if (NULL == n->child) - term_word(p, m->name); - return(1); + term_word(p, meta->name); + return 1; } - -/* ARGSUSED */ static void termp_nm_post(DECL_ARGS) { - if (MDOC_HEAD == n->type && n->next->child) { + if (n->type == ROFFT_BLOCK) { + p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP); + } else if (n->type == ROFFT_HEAD && + NULL != n->next && NULL != n->next->child) { term_flushln(p); - p->flags &= ~(TERMP_NOBREAK | TERMP_HANG); - } else if (MDOC_BODY == n->type && n->child) { + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG); + p->trailspace = 0; + } else if (n->type == ROFFT_BODY && n->child != NULL) term_flushln(p); - p->flags &= ~TERMP_NOLPAD; - } } - -/* ARGSUSED */ static int termp_fl_pre(DECL_ARGS) { + termp_tag_pre(p, pair, meta, n); term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\-"); - if (n->child) + if (!(n->child == NULL && + (n->next == NULL || + n->next->type == ROFFT_TEXT || + n->next->flags & MDOC_LINE))) p->flags |= TERMP_NOSPACE; - else if (n->next && n->next->line == n->line) - p->flags |= TERMP_NOSPACE; - return(1); + return 1; } - -/* ARGSUSED */ static int termp__a_pre(DECL_ARGS) { @@ -1053,234 +1056,200 @@ termp__a_pre(DECL_ARGS) if (NULL == n->next || MDOC__A != n->next->tok) term_word(p, "and"); - return(1); + return 1; } - -/* ARGSUSED */ static int termp_an_pre(DECL_ARGS) { - if (NULL == n->child) - return(1); - - /* - * If not in the AUTHORS section, `An -split' will cause - * newlines to occur before the author name. If in the AUTHORS - * section, by default, the first `An' invocation is nosplit, - * then all subsequent ones, regardless of whether interspersed - * with other macros/text, are split. -split, in this case, - * will override the condition of the implied first -nosplit. - */ - - if (n->sec == SEC_AUTHORS) { - if ( ! (TERMP_ANPREC & p->flags)) { - if (TERMP_SPLIT & p->flags) - term_newln(p); - return(1); - } - if (TERMP_NOSPLIT & p->flags) - return(1); - term_newln(p); - return(1); - } - - if (TERMP_SPLIT & p->flags) - term_newln(p); - - return(1); -} - - -/* ARGSUSED */ -static void -termp_an_post(DECL_ARGS) -{ - - if (n->child) { - if (SEC_AUTHORS == n->sec) - p->flags |= TERMP_ANPREC; - return; - } - - if (AUTH_split == n->data.An.auth) { + if (n->norm->An.auth == AUTH_split) { p->flags &= ~TERMP_NOSPLIT; p->flags |= TERMP_SPLIT; - } else if (AUTH_nosplit == n->data.An.auth) { + return 0; + } + if (n->norm->An.auth == AUTH_nosplit) { p->flags &= ~TERMP_SPLIT; p->flags |= TERMP_NOSPLIT; + return 0; } -} + if (p->flags & TERMP_SPLIT) + term_newln(p); + if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT)) + p->flags |= TERMP_SPLIT; -/* ARGSUSED */ + return 1; +} + static int termp_ns_pre(DECL_ARGS) { - p->flags |= TERMP_NOSPACE; - return(1); + if ( ! (MDOC_LINE & n->flags)) + p->flags |= TERMP_NOSPACE; + return 1; } - -/* ARGSUSED */ 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 && n->prev != NULL) term_vspace(p); - return(1); + return 1; } - -/* ARGSUSED */ static int termp_rv_pre(DECL_ARGS) { - const struct mdoc_node *nn; + struct roff_node *nch; term_newln(p); - term_word(p, "The"); - for (nn = n->child; nn; nn = nn->next) { - term_fontpush(p, TERMFONT_BOLD); - term_word(p, nn->string); - term_fontpop(p); - p->flags |= TERMP_NOSPACE; - if (nn->next && NULL == nn->next->next) - term_word(p, "(), and"); - else if (nn->next) - term_word(p, "(),"); - else + if (n->child != NULL) { + term_word(p, "The"); + + for (nch = n->child; nch != NULL; nch = nch->next) { + term_fontpush(p, TERMFONT_BOLD); + term_word(p, nch->string); + term_fontpop(p); + + p->flags |= TERMP_NOSPACE; term_word(p, "()"); - } - if (n->child && n->child->next) - term_word(p, "functions return"); - else - term_word(p, "function returns"); + if (nch->next == NULL) + continue; - term_word(p, "the value 0 if successful; otherwise the value " - "-1 is returned and the global variable"); + if (nch->prev != NULL || nch->next->next != NULL) { + p->flags |= TERMP_NOSPACE; + term_word(p, ","); + } + if (nch->next->next == NULL) + term_word(p, "and"); + } + if (n->child != NULL && n->child->next != NULL) + 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."); + term_word(p, "is set to indicate the error."); p->flags |= TERMP_SENTENCE; - return(0); + return 0; } - -/* ARGSUSED */ static int termp_ex_pre(DECL_ARGS) { - const struct mdoc_node *nn; + struct roff_node *nch; + term_newln(p); term_word(p, "The"); - for (nn = n->child; nn; nn = nn->next) { + for (nch = n->child; nch != NULL; nch = nch->next) { term_fontpush(p, TERMFONT_BOLD); - term_word(p, nn->string); + term_word(p, nch->string); term_fontpop(p); - p->flags |= TERMP_NOSPACE; - if (nn->next && NULL == nn->next->next) - term_word(p, ", and"); - else if (nn->next) + + if (nch->next == NULL) + continue; + + if (nch->prev != NULL || nch->next->next != NULL) { + p->flags |= TERMP_NOSPACE; term_word(p, ","); - else - p->flags &= ~TERMP_NOSPACE; + } + + if (nch->next->next == NULL) + term_word(p, "and"); } - if (n->child && n->child->next) - term_word(p, "utilities exit"); + if (n->child != NULL && n->child->next != NULL) + term_word(p, "utilities exit\\~0"); else - term_word(p, "utility exits"); + term_word(p, "utility exits\\~0"); - term_word(p, "0 on success, and >0 if an error occurs."); - p->flags |= TERMP_SENTENCE; + term_word(p, "on success, and\\~>0 if an error occurs."); - return(0); + p->flags |= TERMP_SENTENCE; + return 0; } - -/* ARGSUSED */ static int termp_nd_pre(DECL_ARGS) { - if (MDOC_BODY != n->type) - return(1); - -#if defined(__OpenBSD__) || defined(__linux__) - term_word(p, "\\(en"); -#else - term_word(p, "\\(em"); -#endif - return(1); + if (n->type == ROFFT_BODY) + term_word(p, "\\(en"); + return 1; } - -/* ARGSUSED */ static int termp_bl_pre(DECL_ARGS) { - return(MDOC_HEAD != n->type); + return n->type != ROFFT_HEAD; } - -/* ARGSUSED */ static void termp_bl_post(DECL_ARGS) { - if (MDOC_BLOCK == n->type) + if (n->type == ROFFT_BLOCK) term_newln(p); } - -/* ARGSUSED */ static int termp_xr_pre(DECL_ARGS) { - const struct mdoc_node *nn; - if (NULL == n->child) - return(0); + if (NULL == (n = n->child)) + return 0; - assert(MDOC_TEXT == n->child->type); - nn = n->child; + assert(n->type == ROFFT_TEXT); + term_word(p, n->string); - term_word(p, nn->string); - if (NULL == (nn = nn->next)) - return(0); + if (NULL == (n = n->next)) + return 0; + p->flags |= TERMP_NOSPACE; term_word(p, "("); - term_word(p, nn->string); + p->flags |= TERMP_NOSPACE; + + assert(n->type == ROFFT_TEXT); + term_word(p, n->string); + + p->flags |= TERMP_NOSPACE; term_word(p, ")"); - return(0); + return 0; } - /* * This decides how to assert whitespace before any of the SYNOPSIS set * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain * macro combos). */ static void -synopsis_pre(struct termp *p, const struct mdoc_node *n) +synopsis_pre(struct termp *p, const struct roff_node *n) { - /* + /* * Obviously, if we're not in a SYNOPSIS or no prior macros * exist, do nothing. */ @@ -1292,10 +1261,10 @@ 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 && - MDOC_Ft != n->tok && - MDOC_Fo != n->tok && - MDOC_Fn != n->tok) { + if (n->prev->tok == n->tok && + MDOC_Ft != n->tok && + MDOC_Fo != n->tok && + MDOC_Fn != n->tok) { term_newln(p); return; } @@ -1306,18 +1275,14 @@ synopsis_pre(struct termp *p, const struct mdoc_node * * vertical space, else only newline and move on. */ switch (n->prev->tok) { - case (MDOC_Fd): - /* FALLTHROUGH */ - case (MDOC_Fn): - /* FALLTHROUGH */ - case (MDOC_Fo): - /* FALLTHROUGH */ - case (MDOC_In): - /* FALLTHROUGH */ - case (MDOC_Vt): + case MDOC_Fd: + case MDOC_Fn: + case MDOC_Fo: + case MDOC_In: + case MDOC_Vt: term_vspace(p); break; - case (MDOC_Ft): + case MDOC_Ft: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) { term_vspace(p); break; @@ -1329,81 +1294,93 @@ synopsis_pre(struct termp *p, const struct mdoc_node * } } - static int termp_vt_pre(DECL_ARGS) { - if (MDOC_ELEM == n->type) { + if (n->type == ROFFT_ELEM) { synopsis_pre(p, n); - return(termp_under_pre(p, pair, m, n)); - } else if (MDOC_BLOCK == n->type) { + return termp_under_pre(p, pair, meta, n); + } else if (n->type == ROFFT_BLOCK) { synopsis_pre(p, n); - return(1); - } else if (MDOC_HEAD == n->type) - return(0); + return 1; + } else if (n->type == ROFFT_HEAD) + return 0; - return(termp_under_pre(p, pair, m, n)); + return termp_under_pre(p, pair, meta, n); } - -/* ARGSUSED */ static int termp_bold_pre(DECL_ARGS) { + termp_tag_pre(p, pair, meta, n); term_fontpush(p, TERMFONT_BOLD); - return(1); + return 1; } - -/* ARGSUSED */ static int termp_fd_pre(DECL_ARGS) { synopsis_pre(p, n); - return(termp_bold_pre(p, pair, m, n)); + return termp_bold_pre(p, pair, meta, n); } +static void +termp_fd_post(DECL_ARGS) +{ -/* ARGSUSED */ + term_newln(p); +} + static int termp_sh_pre(DECL_ARGS) { - /* No vspace between consecutive `Sh' calls. */ - switch (n->type) { - case (MDOC_BLOCK): - if (n->prev && MDOC_Sh == n->prev->tok) - if (NULL == n->prev->body->child) - break; - term_vspace(p); + case ROFFT_BLOCK: + /* + * Vertical space before sections, except + * when the previous section was empty. + */ + if (n->prev == NULL || + n->prev->tok != MDOC_Sh || + (n->prev->body != NULL && + n->prev->body->child != NULL)) + term_vspace(p); break; - case (MDOC_HEAD): + case ROFFT_HEAD: term_fontpush(p, TERMFONT_BOLD); break; - case (MDOC_BODY): - p->offset = term_len(p, INDENT); + case ROFFT_BODY: + p->offset = term_len(p, p->defindent); + switch (n->sec) { + case SEC_DESCRIPTION: + fn_prio = 0; + break; + case SEC_AUTHORS: + p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT); + break; + default: + break; + } break; default: break; } - return(1); + return 1; } - -/* ARGSUSED */ 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; break; @@ -1412,19 +1389,15 @@ termp_sh_post(DECL_ARGS) } } - -/* ARGSUSED */ static int termp_bt_pre(DECL_ARGS) { term_word(p, "is currently in beta test."); p->flags |= TERMP_SENTENCE; - return(0); + return 0; } - -/* ARGSUSED */ static void termp_lb_post(DECL_ARGS) { @@ -1433,43 +1406,26 @@ termp_lb_post(DECL_ARGS) term_newln(p); } - -/* ARGSUSED */ static int termp_ud_pre(DECL_ARGS) { term_word(p, "currently under development."); p->flags |= TERMP_SENTENCE; - return(0); + return 0; } - -/* ARGSUSED */ 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, (INDENT + 1)); - return(1); + p->offset += term_len(p, p->defindent + 1); + return 1; } - -/* ARGSUSED */ -static void -termp_d1_post(DECL_ARGS) -{ - - if (MDOC_BLOCK != n->type) - return; - term_newln(p); -} - - -/* ARGSUSED */ static int termp_ft_pre(DECL_ARGS) { @@ -1477,87 +1433,128 @@ termp_ft_pre(DECL_ARGS) /* NB: MDOC_LINE does not effect this! */ synopsis_pre(p, n); term_fontpush(p, TERMFONT_UNDER); - return(1); + return 1; } - -/* ARGSUSED */ static int termp_fn_pre(DECL_ARGS) { - const struct mdoc_node *nn; + size_t rmargin = 0; + int pretty; + pretty = MDOC_SYNPRETTY & n->flags; + synopsis_pre(p, n); + if (NULL == (n = n->child)) + return 0; + + if (pretty) { + rmargin = p->rmargin; + p->rmargin = p->offset + term_len(p, 4); + p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG; + } + + assert(n->type == ROFFT_TEXT); term_fontpush(p, TERMFONT_BOLD); - term_word(p, n->child->string); + term_word(p, n->string); term_fontpop(p); + if (n->sec == SEC_DESCRIPTION) + tag_put(n->string, ++fn_prio, p->line); + + if (pretty) { + term_flushln(p); + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG); + p->offset = p->rmargin; + p->rmargin = rmargin; + } + p->flags |= TERMP_NOSPACE; term_word(p, "("); + p->flags |= TERMP_NOSPACE; - for (nn = n->child->next; nn; nn = nn->next) { + for (n = n->next; n; n = n->next) { + assert(n->type == ROFFT_TEXT); term_fontpush(p, TERMFONT_UNDER); - term_word(p, nn->string); + if (pretty) + p->flags |= TERMP_NBRWORD; + term_word(p, n->string); term_fontpop(p); - if (nn->next) + if (n->next) { + p->flags |= TERMP_NOSPACE; term_word(p, ","); + } } + p->flags |= TERMP_NOSPACE; term_word(p, ")"); - if (MDOC_SYNPRETTY & n->flags) + if (pretty) { + p->flags |= TERMP_NOSPACE; term_word(p, ";"); + term_flushln(p); + } - return(0); + return 0; } - -/* ARGSUSED */ 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); + return 1; } for (nn = n->child; nn; nn = nn->next) { term_fontpush(p, TERMFONT_UNDER); + p->flags |= TERMP_NBRWORD; term_word(p, nn->string); term_fontpop(p); - if (nn->next) + if (nn->next || (n->next && n->next->tok == MDOC_Fa)) { + p->flags |= TERMP_NOSPACE; term_word(p, ","); + } } - if (n->child && n->next && n->next->tok == MDOC_Fa) - term_word(p, ","); - - return(0); + return 0; } - -/* ARGSUSED */ static int termp_bd_pre(DECL_ARGS) { - size_t tabwidth, rm, rmax; - const struct mdoc_node *nn; + size_t tabwidth, lm, len, rm, rmax; + struct roff_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; - assert(n->data.Bd); - if (n->data.Bd->offs) - p->offset += a2offs(p, n->data.Bd->offs); + /* Handle the -offset argument. */ + if (n->norm->Bd.offs == NULL || + ! strcmp(n->norm->Bd.offs, "left")) + /* nothing */; + else if ( ! strcmp(n->norm->Bd.offs, "indent")) + p->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 { + offset = a2width(p, n->norm->Bd.offs); + if (offset < 0 && (size_t)(-offset) > p->offset) + p->offset = 0; + else if (offset < SHRT_MAX) + p->offset += offset; + } + /* * If -ragged or -filled are specified, the block does nothing * but change the indentation. If -unfilled or -literal are @@ -1565,19 +1562,32 @@ termp_bd_pre(DECL_ARGS) * for macro lines, a newline is appended to the line. Blank * lines are allowed. */ - - if (DISP_literal != n->data.Bd->type && - DISP_unfilled != n->data.Bd->type) - return(1); + if (DISP_literal != n->norm->Bd.type && + DISP_unfilled != n->norm->Bd.type && + DISP_centered != n->norm->Bd.type) + return 1; + tabwidth = p->tabwidth; - p->tabwidth = term_len(p, 8); + 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) { - print_mdoc_node(p, pair, m, nn); + if (DISP_centered == n->norm->Bd.type) { + if (nn->type == ROFFT_TEXT) { + 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 @@ -1585,20 +1595,20 @@ termp_bd_pre(DECL_ARGS) * anyway, so don't sweat it. */ switch (nn->tok) { - case (MDOC_br): - /* FALLTHROUGH */ - case (MDOC_sp): - /* FALLTHROUGH */ - case (MDOC_Bl): - /* FALLTHROUGH */ - case (MDOC_Lp): - /* FALLTHROUGH */ - case (MDOC_Pp): + case MDOC_Sm: + case MDOC_br: + case MDOC_sp: + case MDOC_Bl: + case MDOC_D1: + case MDOC_Dl: + case MDOC_Lp: + case MDOC_Pp: continue; default: break; } - if (nn->next && nn->next->line == nn->line) + if (p->flags & TERMP_NONEWLINE || + (nn->next && ! (nn->next->flags & MDOC_LINE))) continue; term_flushln(p); p->flags |= TERMP_NOSPACE; @@ -1607,25 +1617,22 @@ termp_bd_pre(DECL_ARGS) p->tabwidth = tabwidth; p->rmargin = rm; p->maxrmargin = rmax; - return(0); + return 0; } - -/* ARGSUSED */ 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; - assert(n->data.Bd); - if (DISP_literal == n->data.Bd->type || - DISP_unfilled == n->data.Bd->type) + if (DISP_literal == n->norm->Bd.type || + DISP_unfilled == n->norm->Bd.type) p->rmargin = p->maxrmargin = TERM_MAXMARGIN; p->flags |= TERMP_NOSPACE; @@ -1635,119 +1642,118 @@ termp_bd_post(DECL_ARGS) p->maxrmargin = rmax; } - -/* ARGSUSED */ -static void -termp_bx_post(DECL_ARGS) +static int +termp_bx_pre(DECL_ARGS) { - if (n->child) + if (NULL != (n = n->child)) { + term_word(p, n->string); p->flags |= TERMP_NOSPACE; - term_word(p, "BSD"); -} + 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); + } -/* ARGSUSED */ + return 0; +} + static int termp_xx_pre(DECL_ARGS) { const char *pp; + int flags; pp = NULL; switch (n->tok) { - case (MDOC_Bsx): - pp = "BSDI BSD/OS"; + case MDOC_Bsx: + pp = "BSD/OS"; break; - case (MDOC_Dx): + case MDOC_Dx: pp = "DragonFly"; break; - case (MDOC_Fx): + case MDOC_Fx: pp = "FreeBSD"; break; - case (MDOC_Nx): + case MDOC_Nx: pp = "NetBSD"; break; - case (MDOC_Ox): + case MDOC_Ox: pp = "OpenBSD"; break; - case (MDOC_Ux): + case MDOC_Ux: pp = "UNIX"; break; default: - break; + abort(); } - assert(pp); term_word(p, pp); - return(1); + if (n->child) { + flags = p->flags; + p->flags |= TERMP_KEEP; + term_word(p, n->child->string); + p->flags = flags; + } + return 0; } - -/* ARGSUSED */ -static int -termp_pf_pre(DECL_ARGS) -{ - - p->flags |= TERMP_IGNDELIM; - return(1); -} - - -/* ARGSUSED */ static void termp_pf_post(DECL_ARGS) { - p->flags &= ~TERMP_IGNDELIM; - p->flags |= TERMP_NOSPACE; + if ( ! (n->next == NULL || n->next->flags & MDOC_LINE)) + p->flags |= TERMP_NOSPACE; } - -/* ARGSUSED */ static int termp_ss_pre(DECL_ARGS) { switch (n->type) { - case (MDOC_BLOCK): + case ROFFT_BLOCK: term_newln(p); if (n->prev) term_vspace(p); break; - case (MDOC_HEAD): + case ROFFT_HEAD: term_fontpush(p, TERMFONT_BOLD); - p->offset = term_len(p, HALFINDENT); + p->offset = term_len(p, (p->defindent+1)/2); break; + case ROFFT_BODY: + p->offset = term_len(p, p->defindent); + break; default: break; } - return(1); + return 1; } - -/* ARGSUSED */ static void termp_ss_post(DECL_ARGS) { - if (MDOC_HEAD == n->type) + if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY) term_newln(p); } - -/* ARGSUSED */ static int termp_cd_pre(DECL_ARGS) { synopsis_pre(p, n); term_fontpush(p, TERMFONT_BOLD); - return(1); + return 1; } - -/* ARGSUSED */ static int termp_in_pre(DECL_ARGS) { @@ -1764,11 +1770,9 @@ termp_in_pre(DECL_ARGS) } p->flags |= TERMP_NOSPACE; - return(1); + return 1; } - -/* ARGSUSED */ static void termp_in_post(DECL_ARGS) { @@ -1783,240 +1787,298 @@ termp_in_post(DECL_ARGS) term_fontpop(p); } - -/* ARGSUSED */ static int termp_sp_pre(DECL_ARGS) { - size_t i, len; + struct roffsu su; + int i, len; switch (n->tok) { - case (MDOC_sp): - len = n->child ? a2height(p, n->child->string) : 1; + 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): + case MDOC_br: len = 0; break; default: - assert(n->parent); - if ((NULL == n->next || NULL == n->prev) && - (MDOC_Ss == n->parent->tok || - MDOC_Sh == n->parent->tok)) - return(0); len = 1; + fn_prio = 0; break; } if (0 == len) term_newln(p); - for (i = 0; i < len; i++) - term_vspace(p); + else if (len < 0) + p->skipvsp -= len; + else + for (i = 0; i < len; i++) + term_vspace(p); - return(0); + return 0; } +static int +termp_skip_pre(DECL_ARGS) +{ -/* ARGSUSED */ + return 0; +} + static int termp_quote_pre(DECL_ARGS) { - if (MDOC_BODY != n->type) - return(1); + if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM) + return 1; switch (n->tok) { - case (MDOC_Ao): - /* FALLTHROUGH */ - case (MDOC_Aq): - term_word(p, "<"); + case MDOC_Ao: + case MDOC_Aq: + term_word(p, n->child != NULL && n->child->next == NULL && + n->child->tok == MDOC_Mt ? "<" : "\\(la"); break; - case (MDOC_Bro): - /* FALLTHROUGH */ - case (MDOC_Brq): + case MDOC_Bro: + case MDOC_Brq: term_word(p, "{"); break; - case (MDOC_Oo): - /* FALLTHROUGH */ - case (MDOC_Op): - /* FALLTHROUGH */ - case (MDOC_Bo): - /* FALLTHROUGH */ - case (MDOC_Bq): + case MDOC_Oo: + case MDOC_Op: + case MDOC_Bo: + case MDOC_Bq: term_word(p, "["); break; - case (MDOC_Do): - /* FALLTHROUGH */ - case (MDOC_Dq): - term_word(p, "``"); + case MDOC_Do: + case MDOC_Dq: + term_word(p, "\\(Lq"); break; - case (MDOC_Po): - /* FALLTHROUGH */ - case (MDOC_Pq): + case MDOC_En: + if (NULL == n->norm->Es || + NULL == n->norm->Es->child) + return 1; + term_word(p, n->norm->Es->child->string); + break; + case MDOC_Po: + case MDOC_Pq: term_word(p, "("); break; - case (MDOC_Qo): - /* FALLTHROUGH */ - case (MDOC_Qq): + case MDOC__T: + case MDOC_Qo: + case MDOC_Qq: term_word(p, "\""); break; - case (MDOC_Ql): - /* FALLTHROUGH */ - case (MDOC_So): - /* FALLTHROUGH */ - case (MDOC_Sq): - term_word(p, "`"); + case MDOC_Ql: + case MDOC_So: + case MDOC_Sq: + term_word(p, "\\(oq"); break; default: abort(); - /* NOTREACHED */ } p->flags |= TERMP_NOSPACE; - return(1); + return 1; } - -/* ARGSUSED */ static void termp_quote_post(DECL_ARGS) { - if (MDOC_BODY != n->type) + if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM) return; p->flags |= TERMP_NOSPACE; switch (n->tok) { - case (MDOC_Ao): - /* FALLTHROUGH */ - case (MDOC_Aq): - term_word(p, ">"); + case MDOC_Ao: + case MDOC_Aq: + term_word(p, n->child != NULL && n->child->next == NULL && + n->child->tok == MDOC_Mt ? ">" : "\\(ra"); break; - case (MDOC_Bro): - /* FALLTHROUGH */ - case (MDOC_Brq): + case MDOC_Bro: + case MDOC_Brq: term_word(p, "}"); break; - case (MDOC_Oo): - /* FALLTHROUGH */ - case (MDOC_Op): - /* FALLTHROUGH */ - case (MDOC_Bo): - /* FALLTHROUGH */ - case (MDOC_Bq): + case MDOC_Oo: + case MDOC_Op: + case MDOC_Bo: + case MDOC_Bq: term_word(p, "]"); break; - case (MDOC_Do): - /* FALLTHROUGH */ - case (MDOC_Dq): - term_word(p, "''"); + case MDOC_Do: + case MDOC_Dq: + term_word(p, "\\(Rq"); break; - case (MDOC_Po): - /* FALLTHROUGH */ - case (MDOC_Pq): + case MDOC_En: + 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_Po: + case MDOC_Pq: term_word(p, ")"); break; - case (MDOC_Qo): - /* FALLTHROUGH */ - case (MDOC_Qq): + case MDOC__T: + case MDOC_Qo: + case MDOC_Qq: term_word(p, "\""); break; - case (MDOC_Ql): - /* FALLTHROUGH */ - case (MDOC_So): - /* FALLTHROUGH */ - case (MDOC_Sq): - term_word(p, "'"); + case MDOC_Ql: + case MDOC_So: + case MDOC_Sq: + term_word(p, "\\(cq"); break; default: abort(); - /* NOTREACHED */ } } +static int +termp_eo_pre(DECL_ARGS) +{ -/* ARGSUSED */ + if (n->type != ROFFT_BODY) + return 1; + + 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 = 0; + int pretty; - if (MDOC_BLOCK == n->type) { + pretty = MDOC_SYNPRETTY & n->flags; + + if (n->type == ROFFT_BLOCK) { synopsis_pre(p, n); - return(1); - } else if (MDOC_BODY == n->type) { + return 1; + } else if (n->type == ROFFT_BODY) { + if (pretty) { + rmargin = p->rmargin; + p->rmargin = p->offset + term_len(p, 4); + p->flags |= TERMP_NOBREAK | TERMP_BRIND | + TERMP_HANG; + } p->flags |= TERMP_NOSPACE; term_word(p, "("); - return(1); - } + p->flags |= TERMP_NOSPACE; + if (pretty) { + term_flushln(p); + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | + TERMP_HANG); + p->offset = p->rmargin; + p->rmargin = rmargin; + } + return 1; + } if (NULL == n->child) - return(0); + 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); + return 0; } - -/* ARGSUSED */ 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 (MDOC_SYNPRETTY & n->flags) { + p->flags |= TERMP_NOSPACE; term_word(p, ";"); + term_flushln(p); + } } - -/* ARGSUSED */ static int termp_bf_pre(DECL_ARGS) { - if (MDOC_HEAD == n->type) - return(0); - else if (MDOC_BLOCK != n->type) - return(1); + if (n->type == ROFFT_HEAD) + return 0; + else if (n->type != ROFFT_BODY) + return 1; - assert(n->data.Bf); - - if (FONT_Em == n->data.Bf->font) + if (FONT_Em == n->norm->Bf.font) term_fontpush(p, TERMFONT_UNDER); - else if (FONT_Sy == n->data.Bf->font) + else if (FONT_Sy == n->norm->Bf.font) term_fontpush(p, TERMFONT_BOLD); - else + else term_fontpush(p, TERMFONT_NONE); - return(1); + return 1; } - -/* ARGSUSED */ static int termp_sm_pre(DECL_ARGS) { - assert(n->child && MDOC_TEXT == n->child->type); - if (0 == strcmp("on", n->child->string)) { - if (p->col) - p->flags &= ~TERMP_NOSPACE; + if (NULL == n->child) + p->flags ^= TERMP_NONOSPACE; + else if (0 == strcmp("on", n->child->string)) p->flags &= ~TERMP_NONOSPACE; - } else + else p->flags |= TERMP_NONOSPACE; - return(0); + if (p->col && ! (TERMP_NONOSPACE & p->flags)) + p->flags &= ~TERMP_NOSPACE; + + return 0; } - -/* ARGSUSED */ static int termp_ap_pre(DECL_ARGS) { @@ -2024,11 +2086,9 @@ termp_ap_pre(DECL_ARGS) p->flags |= TERMP_NOSPACE; term_word(p, "'"); p->flags |= TERMP_NOSPACE; - return(1); + return 1; } - -/* ARGSUSED */ static void termp____post(DECL_ARGS) { @@ -2048,6 +2108,7 @@ termp____post(DECL_ARGS) if (NULL == n->parent || MDOC_Rs != n->parent->tok) return; + p->flags |= TERMP_NOSPACE; if (NULL == n->next) { term_word(p, "."); p->flags |= TERMP_SENTENCE; @@ -2055,81 +2116,130 @@ termp____post(DECL_ARGS) term_word(p, ","); } - -/* ARGSUSED */ static int termp_li_pre(DECL_ARGS) { term_fontpush(p, TERMFONT_NONE); - return(1); + return 1; } - -/* ARGSUSED */ static int termp_lk_pre(DECL_ARGS) { - const struct mdoc_node *nn, *sv; + const struct roff_node *link, *descr; - term_fontpush(p, TERMFONT_UNDER); + if (NULL == (link = n->child)) + return 0; - nn = sv = n->child; + if (NULL != (descr = link->next)) { + term_fontpush(p, TERMFONT_UNDER); + while (NULL != descr) { + term_word(p, descr->string); + descr = descr->next; + } + p->flags |= TERMP_NOSPACE; + term_word(p, ":"); + term_fontpop(p); + } - if (NULL == nn->next) - return(1); - - for (nn = nn->next; nn; nn = nn->next) - term_word(p, nn->string); - - term_fontpop(p); - - term_word(p, ":"); - term_fontpush(p, TERMFONT_BOLD); - term_word(p, sv->string); + term_word(p, link->string); term_fontpop(p); - return(0); + return 0; } - -/* ARGSUSED */ 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): - p->flags |= TERMP_PREKEEP; + 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; } - -/* ARGSUSED */ static void termp_bk_post(DECL_ARGS) { - if (MDOC_BODY == n->type) + if (n->type == ROFFT_BODY) p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP); } -/* ARGSUSED */ +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 && + 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 && + n->parent->norm->Rs.quote_T) + return termp_quote_pre(p, pair, meta, n); + + term_fontpush(p, TERMFONT_UNDER); + return 1; +} + +static int termp_under_pre(DECL_ARGS) { term_fontpush(p, TERMFONT_UNDER); - return(1); + return 1; +} + +static int +termp_er_pre(DECL_ARGS) +{ + + if (n->sec == SEC_ERRORS && + (n->parent->tok == MDOC_It || + (n->parent->tok == MDOC_Bq && + n->parent->parent->parent->tok == MDOC_It))) + tag_put(n->child->string, 1, p->line); + return 1; +} + +static int +termp_tag_pre(DECL_ARGS) +{ + + if (n->child != NULL && + n->child->type == ROFFT_TEXT && + n->prev == NULL && + (n->parent->tok == MDOC_It || + (n->parent->tok == MDOC_Xo && + n->parent->parent->prev == NULL && + n->parent->parent->parent->tok == MDOC_It))) + tag_put(n->child->string, 1, p->line); + return 1; }