=================================================================== RCS file: /cvs/mandoc/mdoc_term.c,v retrieving revision 1.189 retrieving revision 1.254 diff -u -p -r1.189 -r1.254 --- mandoc/mdoc_term.c 2010/09/26 10:00:42 1.189 +++ mandoc/mdoc_term.c 2013/12/24 23:04:36 1.254 @@ -1,7 +1,7 @@ -/* $Id: mdoc_term.c,v 1.189 2010/09/26 10:00:42 kristaps Exp $ */ +/* $Id: mdoc_term.c,v 1.254 2013/12/24 23:04:36 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, 2013 Ingo Schwarze * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -32,12 +32,8 @@ #include "out.h" #include "term.h" #include "mdoc.h" -#include "chars.h" #include "main.h" -#define INDENT 5 -#define HALFINDENT 3 - struct termpair { struct termpair *ppair; int count; @@ -45,8 +41,8 @@ struct termpair { #define DECL_ARGS struct termp *p, \ struct termpair *pair, \ - const struct mdoc_meta *m, \ - const struct mdoc_node *n + const struct mdoc_meta *meta, \ + struct mdoc_node *n struct termact { int (*pre)(DECL_ARGS); @@ -68,12 +64,12 @@ static void synopsis_pre(struct termp *, const struct mdoc_node *); static void termp____post(DECL_ARGS); +static void termp__t_post(DECL_ARGS); static void termp_an_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_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 +77,11 @@ 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); @@ -94,6 +90,7 @@ 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_ex_pre(DECL_ARGS); @@ -110,7 +107,6 @@ 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); @@ -132,8 +128,8 @@ static const struct termact termacts[MDOC_MAX] = { { 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_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 */ @@ -149,7 +145,7 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, NULL }, /* Ev */ { termp_ex_pre, NULL }, /* Ex */ { termp_fa_pre, NULL }, /* Fa */ - { termp_fd_pre, NULL }, /* Fd */ + { termp_fd_pre, termp_fd_post }, /* Fd */ { termp_fl_pre, NULL }, /* Fl */ { termp_fn_pre, NULL }, /* Fn */ { termp_ft_pre, NULL }, /* Ft */ @@ -175,7 +171,7 @@ 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 */ @@ -186,7 +182,7 @@ static const struct termact termacts[MDOC_MAX] = { { termp_quote_pre, termp_quote_post }, /* Bo */ { termp_quote_pre, termp_quote_post }, /* Bq */ { termp_xx_pre, NULL }, /* Bsx */ - { NULL, termp_bx_post }, /* Bx */ + { termp_bx_pre, NULL }, /* Bx */ { NULL, NULL }, /* Db */ { NULL, NULL }, /* Dc */ { termp_quote_pre, termp_quote_post }, /* Do */ @@ -194,7 +190,7 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, NULL }, /* Ec */ /* FIXME: no space */ { NULL, NULL }, /* Ef */ { termp_under_pre, NULL }, /* Em */ - { NULL, NULL }, /* Eo */ + { termp_quote_pre, termp_quote_post }, /* Eo */ { termp_xx_pre, NULL }, /* Fx */ { termp_bold_pre, NULL }, /* Ms */ { NULL, NULL }, /* No */ @@ -202,7 +198,7 @@ static const struct termact termacts[MDOC_MAX] = { { 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 */ @@ -245,7 +241,7 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, termp____post }, /* %Q */ { termp_sp_pre, NULL }, /* br */ { termp_sp_pre, NULL }, /* sp */ - { termp_under_pre, termp____post }, /* %U */ + { NULL, termp____post }, /* %U */ { NULL, NULL }, /* Ta */ }; @@ -254,32 +250,28 @@ void terminal_mdoc(void *arg, const struct mdoc *mdoc) { const struct mdoc_node *n; - const struct mdoc_meta *m; + const struct mdoc_meta *meta; struct termp *p; p = (struct termp *)arg; + if (0 == p->defindent) + p->defindent = 5; + p->overstep = 0; 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 */ - } + p->symtab = mchars_alloc(); n = mdoc_node(mdoc); - m = mdoc_meta(mdoc); + meta = mdoc_meta(mdoc); - term_begin(p, print_mdoc_head, print_mdoc_foot, m); + term_begin(p, print_mdoc_head, print_mdoc_foot, meta); if (n->child) - print_mdoc_nodelist(p, NULL, m, n->child); + print_mdoc_nodelist(p, NULL, meta, n->child); term_end(p); } @@ -289,9 +281,9 @@ static void print_mdoc_nodelist(DECL_ARGS) { - print_mdoc_node(p, pair, m, n); + print_mdoc_node(p, pair, meta, n); if (n->next) - print_mdoc_nodelist(p, pair, m, n->next); + print_mdoc_nodelist(p, pair, meta, n->next); } @@ -300,48 +292,75 @@ 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->prev_font = term_fontq(p); 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) { + if (n->prev ? (n->prev->lastline != n->line) : + (n->parent && n->parent->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; - } } } + /* + * After the keep flags have been set up, we may now + * produce output. Note that some pre-handlers do so. + */ + + switch (n->type) { + case (MDOC_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 (MDOC_EQN): + term_eqn(p, n->eqn); + break; + case (MDOC_TBL): + term_tbl(p, n->span); + break; + default: + if (termacts[n->tok].pre && ENDBODY_NOT == n->end) + 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->pending)->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 (MDOC_TEXT): + break; + case (MDOC_TBL): + break; + case (MDOC_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 @@ -358,6 +377,7 @@ print_mdoc_node(DECL_ARGS) */ if (ENDBODY_NOSPACE == n->end) p->flags |= TERMP_NOSPACE; + break; } if (MDOC_EOS & n->flags) @@ -371,10 +391,9 @@ print_mdoc_node(DECL_ARGS) static void print_mdoc_foot(struct termp *p, const void *arg) { - char buf[DATESIZ], os[BUFSIZ]; - const struct mdoc_meta *m; + const struct mdoc_meta *meta; - m = (const struct mdoc_meta *)arg; + meta = (const struct mdoc_meta *)arg; term_fontrepl(p, TERMFONT_NONE); @@ -386,32 +405,31 @@ 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; + term_strlen(p, meta->date) + term_len(p, 1)) / 2; + 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; + p->rmargin = p->maxrmargin - term_strlen(p, meta->os); + 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; @@ -424,13 +442,11 @@ static void print_mdoc_head(struct termp *p, const void *arg) { char buf[BUFSIZ], title[BUFSIZ]; - const struct mdoc_meta *m; + size_t buflen, titlen; + const struct mdoc_meta *meta; - m = (const struct mdoc_meta *)arg; + meta = (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: @@ -444,43 +460,54 @@ print_mdoc_head(struct termp *p, const void *arg) * switches on the manual section. */ - assert(m->vol); - strlcpy(buf, m->vol, BUFSIZ); + p->offset = 0; + p->rmargin = p->maxrmargin; - if (m->arch) { + assert(meta->vol); + strlcpy(buf, meta->vol, BUFSIZ); + buflen = term_strlen(p, buf); + + if (meta->arch) { strlcat(buf, " (", BUFSIZ); - strlcat(buf, m->arch, BUFSIZ); + strlcat(buf, meta->arch, BUFSIZ); strlcat(buf, ")", BUFSIZ); } - snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec); + snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec); + titlen = term_strlen(p, title); - 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) + buflen < p->maxrmargin ? + (p->maxrmargin - + term_strlen(p, buf) + term_len(p, 1)) / 2 : + p->maxrmargin - buflen; 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 + buflen + titlen < p->maxrmargin ? + p->maxrmargin - titlen : p->maxrmargin; term_word(p, buf); 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; } @@ -489,9 +516,10 @@ 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)); + SCALE_VS_INIT(&su, atoi(v)); return(term_vspan(p, &su)); } @@ -520,9 +548,9 @@ a2offs(const struct termp *p, const char *v) else if (0 == strcmp(v, "left")) return(0); else if (0 == strcmp(v, "indent")) - return(term_len(p, INDENT + 1)); + return(term_len(p, p->defindent + 1)); else if (0 == strcmp(v, "indent-two")) - return(term_len(p, (INDENT + 1) * 2)); + return(term_len(p, (p->defindent + 1) * 2)); else if ( ! a2roffsu(v, &su, SCALE_MAX)) SCALE_HS_INIT(&su, term_strlen(p, v)); @@ -542,11 +570,13 @@ print_bvspace(struct termp *p, { const struct mdoc_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. */ @@ -565,13 +595,13 @@ print_bvspace(struct termp *p, /* 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) @@ -598,8 +628,7 @@ termp_it_pre(DECL_ARGS) } bl = n->parent->parent->parent; - assert(bl->data.Bl); - type = bl->data.Bl->type; + type = bl->norm->Bl.type; /* * First calculate width and offset. This is pretty easy unless @@ -609,8 +638,8 @@ termp_it_pre(DECL_ARGS) width = offset = 0; - if (bl->data.Bl->offs) - offset = a2offs(p, bl->data.Bl->offs); + if (bl->norm->Bl.offs) + offset = a2offs(p, bl->norm->Bl.offs); switch (type) { case (LIST_column): @@ -626,7 +655,7 @@ 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; /* LINTED */ dcol = ncols < 5 ? term_len(p, 4) : @@ -641,7 +670,7 @@ termp_it_pre(DECL_ARGS) nn->prev && i < (int)ncols; nn = nn->prev, i++) offset += dcol + a2width - (p, bl->data.Bl->cols[i]); + (p, bl->norm->Bl.cols[i]); /* * When exceeding the declared number of columns, leave @@ -656,10 +685,10 @@ 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; /* @@ -667,8 +696,8 @@ termp_it_pre(DECL_ARGS) * 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); + assert(bl->norm->Bl.width); + width = a2width(p, bl->norm->Bl.width) + term_len(p, 2); break; } @@ -684,12 +713,10 @@ termp_it_pre(DECL_ARGS) case (LIST_dash): /* FALLTHROUGH */ case (LIST_hyphen): - if (width < term_len(p, 4)) - width = term_len(p, 4); - break; + /* FALLTHROUGH */ case (LIST_enum): - if (width < term_len(p, 5)) - width = term_len(p, 5); + if (width < term_len(p, 2)) + width = term_len(p, 2); break; case (LIST_hang): if (0 == width) @@ -744,24 +771,25 @@ 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_enum): - /* FALLTHROUGH */ case (LIST_hyphen): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK; - else - p->flags |= TERMP_NOLPAD; + if (MDOC_HEAD != n->type) + 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) break; @@ -773,20 +801,19 @@ termp_it_pre(DECL_ARGS) */ 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; + MDOC_Bd == n->next->child->tok)) + break; + + p->flags |= TERMP_NOBREAK | TERMP_HANG; + p->trailspace = 1; break; case (LIST_tag): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE; - else - p->flags |= TERMP_NOLPAD; - if (MDOC_HEAD != n->type) break; + + p->flags |= TERMP_NOBREAK; + p->trailspace = 2; + if (NULL == n->next || NULL == n->next->child) p->flags |= TERMP_DANGLE; break; @@ -794,19 +821,20 @@ termp_it_pre(DECL_ARGS) if (MDOC_HEAD == n->type) 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; + if (MDOC_HEAD != n->type) + break; + p->flags |= TERMP_NOBREAK; + p->trailspace = 1; break; default: break; @@ -930,7 +958,7 @@ termp_it_post(DECL_ARGS) if (MDOC_BLOCK == n->type) return; - type = n->parent->parent->parent->data.Bl->type; + type = n->parent->parent->parent->norm->Bl.type; switch (type) { case (LIST_item): @@ -958,9 +986,8 @@ termp_it_post(DECL_ARGS) p->flags &= ~TERMP_DANGLE; p->flags &= ~TERMP_NOBREAK; - p->flags &= ~TERMP_TWOSPACE; - p->flags &= ~TERMP_NOLPAD; p->flags &= ~TERMP_HANG; + p->trailspace = 0; } @@ -969,22 +996,25 @@ static int termp_nm_pre(DECL_ARGS) { - if (MDOC_BLOCK == n->type) + if (MDOC_BLOCK == n->type) { + p->flags |= TERMP_PREKEEP; return(1); + } if (MDOC_BODY == n->type) { if (NULL == n->child) return(0); - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; + p->flags |= TERMP_NOSPACE; p->offset += term_len(p, 1) + - (NULL == n->prev->child ? term_strlen(p, m->name) : + (NULL == n->prev->child ? + term_strlen(p, meta->name) : MDOC_TEXT == n->prev->child->type ? - term_strlen(p, n->prev->child->string) : + term_strlen(p, n->prev->child->string) : term_len(p, 5)); return(1); } - if (NULL == n->child && NULL == m->name) + if (NULL == n->child && NULL == meta->name) return(0); if (MDOC_HEAD == n->type) @@ -992,9 +1022,10 @@ termp_nm_pre(DECL_ARGS) if (MDOC_HEAD == n->type && n->next->child) { p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; + p->trailspace = 1; p->rmargin = p->offset + term_len(p, 1); if (NULL == n->child) { - p->rmargin += term_strlen(p, m->name); + 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) @@ -1007,7 +1038,7 @@ termp_nm_pre(DECL_ARGS) term_fontpush(p, TERMFONT_BOLD); if (NULL == n->child) - term_word(p, m->name); + term_word(p, meta->name); return(1); } @@ -1017,13 +1048,14 @@ static void termp_nm_post(DECL_ARGS) { - if (MDOC_HEAD == n->type && n->next->child) { + if (MDOC_BLOCK == n->type) { + p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP); + } else if (MDOC_HEAD == n->type && n->next->child) { term_flushln(p); p->flags &= ~(TERMP_NOBREAK | TERMP_HANG); - } else if (MDOC_BODY == n->type && n->child) { + p->trailspace = 0; + } else if (MDOC_BODY == n->type && n->child) term_flushln(p); - p->flags &= ~TERMP_NOLPAD; - } } @@ -1104,10 +1136,10 @@ termp_an_post(DECL_ARGS) return; } - if (AUTH_split == n->data.An.auth) { + if (AUTH_split == n->norm->An.auth) { p->flags &= ~TERMP_NOSPLIT; p->flags |= TERMP_SPLIT; - } else if (AUTH_nosplit == n->data.An.auth) { + } else if (AUTH_nosplit == n->norm->An.auth) { p->flags &= ~TERMP_SPLIT; p->flags |= TERMP_NOSPLIT; } @@ -1120,7 +1152,8 @@ static int termp_ns_pre(DECL_ARGS) { - p->flags |= TERMP_NOSPACE; + if ( ! (MDOC_LINE & n->flags)) + p->flags |= TERMP_NOSPACE; return(1); } @@ -1142,25 +1175,30 @@ termp_rs_pre(DECL_ARGS) static int termp_rv_pre(DECL_ARGS) { - const struct mdoc_node *nn; + int nchild; term_newln(p); term_word(p, "The"); - for (nn = n->child; nn; nn = nn->next) { + nchild = n->nchild; + for (n = n->child; n; n = n->next) { term_fontpush(p, TERMFONT_BOLD); - term_word(p, nn->string); + term_word(p, n->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 - term_word(p, "()"); + term_word(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 (n->child && n->child->next) + if (nchild > 1) term_word(p, "functions return"); else term_word(p, "function returns"); @@ -1183,31 +1221,34 @@ termp_rv_pre(DECL_ARGS) static int termp_ex_pre(DECL_ARGS) { - const struct mdoc_node *nn; + int nchild; + term_newln(p); term_word(p, "The"); - for (nn = n->child; nn; nn = nn->next) { + nchild = n->nchild; + for (n = n->child; n; n = n->next) { term_fontpush(p, TERMFONT_BOLD); - term_word(p, nn->string); + term_word(p, n->string); term_fontpop(p); - p->flags |= TERMP_NOSPACE; - if (nn->next && NULL == nn->next->next) - term_word(p, ", and"); - else if (nn->next) + + if (nchild > 2 && n->next) { + p->flags |= TERMP_NOSPACE; term_word(p, ","); - else - p->flags &= ~TERMP_NOSPACE; + } + + if (n->next && NULL == n->next->next) + term_word(p, "and"); } - if (n->child && n->child->next) + if (nchild > 1) term_word(p, "utilities exit"); else term_word(p, "utility exits"); term_word(p, "0 on success, and >0 if an error occurs."); - p->flags |= TERMP_SENTENCE; + p->flags |= TERMP_SENTENCE; return(0); } @@ -1247,31 +1288,33 @@ termp_bl_post(DECL_ARGS) term_newln(p); } - /* ARGSUSED */ static int termp_xr_pre(DECL_ARGS) { - const struct mdoc_node *nn; - if (NULL == n->child) + if (NULL == (n = n->child)) return(0); - assert(MDOC_TEXT == n->child->type); - nn = n->child; + assert(MDOC_TEXT == n->type); + term_word(p, n->string); - term_word(p, nn->string); - if (NULL == (nn = nn->next)) + if (NULL == (n = n->next)) return(0); + p->flags |= TERMP_NOSPACE; term_word(p, "("); - term_word(p, nn->string); + p->flags |= TERMP_NOSPACE; + + assert(MDOC_TEXT == n->type); + term_word(p, n->string); + + p->flags |= TERMP_NOSPACE; term_word(p, ")"); 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 @@ -1336,14 +1379,14 @@ termp_vt_pre(DECL_ARGS) if (MDOC_ELEM == n->type) { synopsis_pre(p, n); - return(termp_under_pre(p, pair, m, 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, m, n)); + return(termp_under_pre(p, pair, meta, n)); } @@ -1363,11 +1406,20 @@ 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)); } /* ARGSUSED */ +static void +termp_fd_post(DECL_ARGS) +{ + + term_newln(p); +} + + +/* ARGSUSED */ static int termp_sh_pre(DECL_ARGS) { @@ -1385,7 +1437,9 @@ termp_sh_pre(DECL_ARGS) term_fontpush(p, TERMFONT_BOLD); break; case (MDOC_BODY): - p->offset = term_len(p, INDENT); + p->offset = term_len(p, p->defindent); + if (SEC_AUTHORS == n->sec) + p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT); break; default: break; @@ -1453,23 +1507,12 @@ termp_d1_pre(DECL_ARGS) if (MDOC_BLOCK != n->type) return(1); term_newln(p); - p->offset += term_len(p, (INDENT + 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) { @@ -1485,30 +1528,59 @@ termp_ft_pre(DECL_ARGS) static int termp_fn_pre(DECL_ARGS) { - const struct mdoc_node *nn; + size_t width, rmargin = 0; + int pretty; + pretty = MDOC_SYNPRETTY & n->flags; + synopsis_pre(p, n); + if (NULL == (n = n->child)) + return(0); + + if (pretty) { + width = term_len(p, 4); + rmargin = p->rmargin; + p->rmargin = p->offset + width; + p->flags |= TERMP_NOBREAK | TERMP_HANG; + } + + assert(MDOC_TEXT == n->type); term_fontpush(p, TERMFONT_BOLD); - term_word(p, n->child->string); + term_word(p, n->string); term_fontpop(p); + if (pretty) { + term_flushln(p); + p->flags &= ~(TERMP_NOBREAK | 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(MDOC_TEXT == n->type); term_fontpush(p, TERMFONT_UNDER); - term_word(p, nn->string); + 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); } @@ -1530,12 +1602,16 @@ termp_fa_pre(DECL_ARGS) term_word(p, nn->string); term_fontpop(p); - if (nn->next) + if (nn->next) { + p->flags |= TERMP_NOSPACE; term_word(p, ","); + } } - if (n->child && n->next && n->next->tok == MDOC_Fa) + if (n->child && n->next && n->next->tok == MDOC_Fa) { + p->flags |= TERMP_NOSPACE; term_word(p, ","); + } return(0); } @@ -1546,7 +1622,7 @@ static int termp_bd_pre(DECL_ARGS) { size_t tabwidth, rm, rmax; - const struct mdoc_node *nn; + struct mdoc_node *nn; if (MDOC_BLOCK == n->type) { print_bvspace(p, n, n); @@ -1554,9 +1630,8 @@ termp_bd_pre(DECL_ARGS) } else if (MDOC_HEAD == n->type) return(0); - assert(n->data.Bd); - if (n->data.Bd->offs) - p->offset += a2offs(p, n->data.Bd->offs); + if (n->norm->Bd.offs) + p->offset += a2offs(p, n->norm->Bd.offs); /* * If -ragged or -filled are specified, the block does nothing @@ -1566,18 +1641,46 @@ termp_bd_pre(DECL_ARGS) * lines are allowed. */ - 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) return(1); tabwidth = p->tabwidth; - p->tabwidth = term_len(p, 8); + if (DISP_literal == n->norm->Bd.type) + p->tabwidth = term_len(p, 8); + 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); + 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 (nn->next && nn->next->line == nn->line) continue; term_flushln(p); @@ -1603,9 +1706,8 @@ termp_bd_post(DECL_ARGS) 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; @@ -1617,13 +1719,27 @@ termp_bd_post(DECL_ARGS) /* 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); + } + + return(0); } @@ -1632,11 +1748,12 @@ static int termp_xx_pre(DECL_ARGS) { const char *pp; + int flags; pp = NULL; switch (n->tok) { case (MDOC_Bsx): - pp = "BSDI BSD/OS"; + pp = "BSD/OS"; break; case (MDOC_Dx): pp = "DragonFly"; @@ -1654,31 +1771,26 @@ termp_xx_pre(DECL_ARGS) pp = "UNIX"; break; default: - break; + abort(); + /* NOTREACHED */ } - 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; } @@ -1696,7 +1808,7 @@ termp_ss_pre(DECL_ARGS) break; case (MDOC_HEAD): term_fontpush(p, TERMFONT_BOLD); - p->offset = term_len(p, HALFINDENT); + p->offset = term_len(p, (p->defindent+1)/2); break; default: break; @@ -1778,11 +1890,6 @@ termp_sp_pre(DECL_ARGS) 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; break; } @@ -1801,7 +1908,7 @@ static int termp_quote_pre(DECL_ARGS) { - if (MDOC_BODY != n->type) + if (MDOC_BODY != n->type && MDOC_ELEM != n->type) return(1); switch (n->tok) { @@ -1827,13 +1934,17 @@ termp_quote_pre(DECL_ARGS) case (MDOC_Do): /* FALLTHROUGH */ case (MDOC_Dq): - term_word(p, "``"); + term_word(p, "\\(lq"); 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): @@ -1844,7 +1955,7 @@ termp_quote_pre(DECL_ARGS) case (MDOC_So): /* FALLTHROUGH */ case (MDOC_Sq): - term_word(p, "`"); + term_word(p, "\\(oq"); break; default: abort(); @@ -1861,7 +1972,7 @@ static void termp_quote_post(DECL_ARGS) { - if (MDOC_BODY != n->type) + if (MDOC_BODY != n->type && MDOC_ELEM != n->type) return; p->flags |= TERMP_NOSPACE; @@ -1889,13 +2000,17 @@ termp_quote_post(DECL_ARGS) case (MDOC_Do): /* FALLTHROUGH */ case (MDOC_Dq): - term_word(p, "''"); + term_word(p, "\\(rq"); 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): @@ -1906,7 +2021,7 @@ termp_quote_post(DECL_ARGS) case (MDOC_So): /* FALLTHROUGH */ case (MDOC_Sq): - term_word(p, "'"); + term_word(p, "\\(cq"); break; default: abort(); @@ -1926,6 +2041,7 @@ termp_fo_pre(DECL_ARGS) } else if (MDOC_BODY == n->type) { p->flags |= TERMP_NOSPACE; term_word(p, "("); + p->flags |= TERMP_NOSPACE; return(1); } @@ -1949,10 +2065,13 @@ termp_fo_post(DECL_ARGS) if (MDOC_BODY != n->type) 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, ";"); + } } @@ -1963,14 +2082,12 @@ termp_bf_pre(DECL_ARGS) if (MDOC_HEAD == n->type) return(0); - else if (MDOC_BLOCK != n->type) + else if (MDOC_BODY != n->type) 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 term_fontpush(p, TERMFONT_NONE); @@ -2028,6 +2145,7 @@ 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; @@ -2050,24 +2168,24 @@ termp_li_pre(DECL_ARGS) static int termp_lk_pre(DECL_ARGS) { - const struct mdoc_node *nn, *sv; + const struct mdoc_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); @@ -2085,7 +2203,8 @@ termp_bk_pre(DECL_ARGS) case (MDOC_HEAD): return(0); case (MDOC_BODY): - p->flags |= TERMP_PREKEEP; + if (n->parent->args || 0 == n->prev->nchild) + p->flags |= TERMP_PREKEEP; break; default: abort(); @@ -2103,6 +2222,39 @@ termp_bk_post(DECL_ARGS) if (MDOC_BODY == n->type) 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); +} + +/* ARGSUSED */ +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); } /* ARGSUSED */