=================================================================== RCS file: /cvs/mandoc/mdoc_term.c,v retrieving revision 1.239 retrieving revision 1.283 diff -u -p -r1.239 -r1.283 --- mandoc/mdoc_term.c 2012/07/08 16:52:20 1.239 +++ mandoc/mdoc_term.c 2014/10/13 22:00:47 1.283 @@ -1,7 +1,8 @@ -/* $Id: mdoc_term.c,v 1.239 2012/07/08 16:52:20 schwarze Exp $ */ +/* $Id: mdoc_term.c,v 1.283 2014/10/13 22:00:47 schwarze Exp $ */ /* * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons - * Copyright (c) 2010 Ingo Schwarze + * Copyright (c) 2010, 2012, 2013, 2014 Ingo Schwarze + * Copyright (c) 2013 Franco Fichtner * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -15,9 +16,7 @@ * 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 @@ -29,6 +28,7 @@ #include #include "mandoc.h" +#include "mandoc_aux.h" #include "out.h" #include "term.h" #include "mdoc.h" @@ -41,8 +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); @@ -56,20 +56,19 @@ static size_t a2offs(const struct termp *, const cha static void print_bvspace(struct termp *, const struct mdoc_node *, const struct mdoc_node *); -static void print_mdoc_node(DECL_ARGS); +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 *, +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_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); @@ -93,6 +92,7 @@ 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_es_pre(DECL_ARGS); static int termp_ex_pre(DECL_ARGS); static int termp_fa_pre(DECL_ARGS); static int termp_fd_pre(DECL_ARGS); @@ -100,10 +100,10 @@ static int termp_fl_pre(DECL_ARGS); static int termp_fn_pre(DECL_ARGS); static int termp_fo_pre(DECL_ARGS); static int termp_ft_pre(DECL_ARGS); -static int termp_igndelim_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); @@ -127,39 +127,39 @@ 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 */ + { NULL, NULL }, /* Dv */ + { NULL, NULL }, /* Er */ + { NULL, 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 */ @@ -179,7 +179,7 @@ static const struct termact termacts[MDOC_MAX] = { { 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 */ @@ -190,16 +190,16 @@ static const struct termact termacts[MDOC_MAX] = { { termp_quote_pre, termp_quote_post }, /* Dq */ { NULL, NULL }, /* Ec */ /* FIXME: no space */ { NULL, NULL }, /* Ef */ - { termp_under_pre, NULL }, /* Em */ + { termp_under_pre, NULL }, /* Em */ { termp_quote_pre, termp_quote_post }, /* Eo */ { termp_xx_pre, NULL }, /* Fx */ { termp_bold_pre, NULL }, /* Ms */ - { termp_igndelim_pre, NULL }, /* No */ + { NULL, NULL }, /* No */ { termp_ns_pre, NULL }, /* Ns */ { termp_xx_pre, NULL }, /* Nx */ { termp_xx_pre, NULL }, /* Ox */ { NULL, NULL }, /* Pc */ - { termp_igndelim_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 */ @@ -218,89 +218,99 @@ 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_es_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 */ }; 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 mdoc_node *n; struct termp *p; p = (struct termp *)arg; - if (0 == p->defindent) - p->defindent = 5; - p->overstep = 0; - p->maxrmargin = p->defrmargin; + p->rmargin = p->maxrmargin = p->defrmargin; p->tabwidth = term_len(p, 5); if (NULL == p->symtab) p->symtab = mchars_alloc(); - n = mdoc_node(mdoc); - m = mdoc_meta(mdoc); + n = mdoc_node(mdoc)->child; + meta = 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); + if (p->synopsisonly) { + while (n != NULL) { + if (n->tok == MDOC_Sh && n->sec == SEC_SYNOPSIS) { + if (n->child->next->child != NULL) + print_mdoc_nodelist(p, NULL, + meta, n->child->next->child); + term_newln(p); + break; + } + n = n->next; + } + } else { + if (p->defindent == 0) + p->defindent = 5; + term_begin(p, print_mdoc_head, print_mdoc_foot, meta); + if (n != NULL) { + if (n->tok != MDOC_Sh) + term_vspace(p); + print_mdoc_nodelist(p, NULL, meta, n); + } + term_end(p); + } } - 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); } - -/* 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->prev_font = term_fontq(p); memset(&npair, 0, sizeof(struct termpair)); npair.ppair = pair; @@ -308,40 +318,23 @@ print_mdoc_node(DECL_ARGS) /* * Keeps only work until the end of a line. If a keep was * invoked in a prior line, revert it to PREKEEP. - * - * Also let SYNPRETTY sections behave as if they were wrapped - * in a `Bk' block. */ - if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) { - if (n->prev && n->prev->line != n->line) { + if (TERMP_KEEP & p->flags) { + if (n->prev ? (n->prev->lastline != n->line) : + (n->parent && n->parent->line != n->line)) { p->flags &= ~TERMP_KEEP; p->flags |= TERMP_PREKEEP; - } else if (NULL == n->prev) { - if (n->parent && n->parent->line != n->line) { - p->flags &= ~TERMP_KEEP; - p->flags |= TERMP_PREKEEP; - } } } /* - * Since SYNPRETTY sections aren't "turned off" with `Ek', - * we have to intuit whether we should disable formatting. - */ - - if ( ! (MDOC_SYNPRETTY & n->flags) && - ((n->prev && MDOC_SYNPRETTY & n->prev->flags) || - (n->parent && MDOC_SYNPRETTY & n->parent->flags))) - p->flags &= ~(TERMP_KEEP | 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): + case MDOC_TEXT: if (' ' == *n->string && MDOC_LINE & n->flags) term_newln(p); if (MDOC_DELIMC & n->flags) @@ -350,35 +343,36 @@ print_mdoc_node(DECL_ARGS) if (MDOC_DELIMO & n->flags) p->flags |= TERMP_NOSPACE; break; - case (MDOC_EQN): + case MDOC_EQN: term_eqn(p, n->eqn); break; - case (MDOC_TBL): + 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, m, n); + (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); switch (n->type) { - case (MDOC_TEXT): + case MDOC_TEXT: break; - case (MDOC_TBL): + case MDOC_TBL: break; - case (MDOC_EQN): + case MDOC_EQN: break; default: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags) break; - (void)(*termacts[n->tok].post)(p, &npair, m, n); + (void)(*termacts[n->tok].post)(p, &npair, meta, n); /* * Explicit end tokens not only call the post @@ -401,21 +395,22 @@ print_mdoc_node(DECL_ARGS) 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) { - 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); - /* + /* * 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: @@ -426,26 +421,28 @@ print_mdoc_foot(struct termp *p, const void *arg) term_vspace(p); p->offset = 0; - p->rmargin = (p->maxrmargin - - term_strlen(p, m->date) + term_len(p, 1)) / 2; + p->rmargin = (p->maxrmargin - + term_strlen(p, meta->date) + term_len(p, 1)) / 2; + p->trailspace = 1; p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; - term_word(p, m->os); + term_word(p, meta->os); term_flushln(p); p->offset = p->rmargin; - p->rmargin = p->maxrmargin - term_strlen(p, m->os); + p->rmargin = p->maxrmargin - term_strlen(p, meta->os); p->flags |= TERMP_NOSPACE; - term_word(p, m->date); + 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_NOSPACE; - term_word(p, m->os); + term_word(p, meta->os); term_flushln(p); p->offset = 0; @@ -453,15 +450,14 @@ print_mdoc_foot(struct termp *p, const void *arg) p->flags = 0; } - static void print_mdoc_head(struct termp *p, const void *arg) { - char buf[BUFSIZ], title[BUFSIZ]; - size_t buflen, titlen; - const struct mdoc_meta *m; + const struct mdoc_meta *meta; + char *volume, *title; + size_t vollen, titlen; - m = (const struct mdoc_meta *)arg; + meta = (const struct mdoc_meta *)arg; /* * The header is strange. It has three components, which are @@ -476,41 +472,41 @@ print_mdoc_head(struct termp *p, const void *arg) * switches on the manual section. */ - p->offset = 0; - p->rmargin = p->maxrmargin; + 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); - assert(m->vol); - strlcpy(buf, m->vol, BUFSIZ); - buflen = term_strlen(p, buf); - - if (m->arch) { - strlcat(buf, " (", BUFSIZ); - strlcat(buf, m->arch, BUFSIZ); - strlcat(buf, ")", BUFSIZ); - } - - snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec); + if (NULL == meta->msec) + title = mandoc_strdup(meta->title); + else + mandoc_asprintf(&title, "%s(%s)", + meta->title, meta->msec); titlen = term_strlen(p, title); 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; + p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ? + (p->maxrmargin - vollen + term_len(p, 1)) / 2 : + p->maxrmargin - vollen; term_word(p, title); term_flushln(p); p->flags |= TERMP_NOSPACE; p->offset = p->rmargin; - p->rmargin = p->offset + buflen + titlen < p->maxrmargin ? + 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->flags &= ~TERMP_NOBREAK; + p->trailspace = 0; if (p->rmargin + titlen <= p->maxrmargin) { p->flags |= TERMP_NOSPACE; p->offset = p->rmargin; @@ -522,9 +518,10 @@ print_mdoc_head(struct termp *p, const void *arg) p->flags &= ~TERMP_NOSPACE; p->offset = 0; p->rmargin = p->maxrmargin; + free(title); + free(volume); } - static size_t a2height(const struct termp *p, const char *v) { @@ -538,20 +535,20 @@ a2height(const struct termp *p, const char *v) return(term_vspan(p, &su)); } - static size_t 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)) { SCALE_HS_INIT(&su, term_strlen(p, v)); + su.scale /= term_strlen(p, "0"); + } return(term_hspan(p, &su)); } - static size_t a2offs(const struct termp *p, const char *v) { @@ -565,22 +562,23 @@ a2offs(const struct termp *p, const char *v) return(term_len(p, p->defindent + 1)); else if (0 == strcmp(v, "indent-two")) return(term_len(p, (p->defindent + 1) * 2)); - else if ( ! a2roffsu(v, &su, SCALE_MAX)) + else if ( ! a2roffsu(v, &su, SCALE_MAX)) { SCALE_HS_INIT(&su, term_strlen(p, v)); + su.scale /= term_strlen(p, "0"); + } 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 mdoc_node *bl, + const struct mdoc_node *n) { const struct mdoc_node *nn; @@ -626,14 +624,21 @@ print_bvspace(struct termp *p, } -/* ARGSUSED */ static int +termp_ll_pre(DECL_ARGS) +{ + + term_setwidth(p, n->nchild ? n->child->string : NULL); + return(0); +} + +static int termp_it_pre(DECL_ARGS) { const struct mdoc_node *bl, *nn; - char buf[7]; - int i; - size_t width, offset, ncols, dcol; + char buf[24]; + int i; + size_t width, offset, ncols, dcol; enum mdoc_list type; if (MDOC_BLOCK == n->type) { @@ -644,7 +649,7 @@ termp_it_pre(DECL_ARGS) bl = n->parent->parent->parent; type = bl->norm->Bl.type; - /* + /* * 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. @@ -656,7 +661,7 @@ termp_it_pre(DECL_ARGS) offset = a2offs(p, bl->norm->Bl.offs); switch (type) { - case (LIST_column): + case LIST_column: if (MDOC_HEAD == n->type) break; @@ -670,21 +675,19 @@ termp_it_pre(DECL_ARGS) * - For more than 5 columns, add only one column. */ 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). */ - for (i = 0, nn = n->prev; - nn->prev && i < (int)ncols; - nn = nn->prev, i++) - offset += dcol + a2width - (p, bl->norm->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 @@ -705,7 +708,7 @@ termp_it_pre(DECL_ARGS) 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. @@ -715,32 +718,30 @@ termp_it_pre(DECL_ARGS) 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): + case LIST_bullet: /* FALLTHROUGH */ - case (LIST_dash): + case LIST_dash: /* FALLTHROUGH */ - case (LIST_hyphen): - if (width < term_len(p, 4)) - width = term_len(p, 4); + case LIST_hyphen: + /* FALLTHROUGH */ + case LIST_enum: + if (width < term_len(p, 2)) + width = term_len(p, 2); break; - case (LIST_enum): - if (width < term_len(p, 5)) - width = term_len(p, 5); - break; - case (LIST_hang): + case LIST_hang: if (0 == width) width = term_len(p, 8); break; - case (LIST_column): + case LIST_column: /* FALLTHROUGH */ - case (LIST_tag): + case LIST_tag: if (0 == width) width = term_len(p, 10); break; @@ -748,7 +749,7 @@ termp_it_pre(DECL_ARGS) break; } - /* + /* * Whitespace control. Inset bodies need an initial space, * while diagonal bodies need two. */ @@ -756,12 +757,12 @@ termp_it_pre(DECL_ARGS) p->flags |= TERMP_NOSPACE; switch (type) { - case (LIST_diag): + case LIST_diag: if (MDOC_BODY == n->type) term_word(p, "\\ \\ "); break; - case (LIST_inset): - if (MDOC_BODY == n->type) + case LIST_inset: + if (MDOC_BODY == n->type && n->parent->head->nchild) term_word(p, "\\ "); break; default: @@ -771,7 +772,7 @@ termp_it_pre(DECL_ARGS) p->flags |= TERMP_NOSPACE; switch (type) { - case (LIST_diag): + case LIST_diag: if (MDOC_HEAD == n->type) term_fontpush(p, TERMFONT_BOLD); break; @@ -787,20 +788,26 @@ termp_it_pre(DECL_ARGS) */ switch (type) { - case (LIST_bullet): + 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_dash): + case LIST_bullet: /* FALLTHROUGH */ - case (LIST_enum): + case LIST_dash: /* FALLTHROUGH */ - case (LIST_hyphen): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK; + case LIST_hyphen: + 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 + case LIST_hang: + if (MDOC_HEAD != n->type) break; /* @@ -809,41 +816,49 @@ 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; - else - p->flags |= TERMP_HANG; - break; - case (LIST_tag): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE; + if (NULL != n->next && + NULL != n->next->child && + (MDOC_Bl == n->next->child->tok || + MDOC_Bd == n->next->child->tok)) + break; + p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG; + p->trailspace = 1; + break; + case LIST_tag: if (MDOC_HEAD != n->type) break; + + p->flags |= TERMP_NOBREAK | TERMP_BRIND; + p->trailspace = 2; + if (NULL == n->next || NULL == n->next->child) p->flags |= TERMP_DANGLE; break; - case (LIST_column): + case LIST_column: 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; + } break; - case (LIST_diag): - if (MDOC_HEAD == n->type) - p->flags |= TERMP_NOBREAK; + case LIST_diag: + if (MDOC_HEAD != n->type) + 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. @@ -852,36 +867,41 @@ 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 (MDOC_HEAD == n->type && + NULL != n->next && + NULL != n->next->child && + (MDOC_Bl == n->next->child->tok || + MDOC_Bd == n->next->child->tok)) break; /* FALLTHROUGH */ - case (LIST_bullet): + case LIST_bullet: /* FALLTHROUGH */ - case (LIST_dash): + case LIST_dash: /* FALLTHROUGH */ - case (LIST_enum): + case LIST_enum: /* FALLTHROUGH */ - case (LIST_hyphen): + case LIST_hyphen: /* FALLTHROUGH */ - case (LIST_tag): + case LIST_tag: assert(width); if (MDOC_HEAD == n->type) p->rmargin = p->offset + width; - else + else { p->offset += width; + if (p->rmargin < p->offset) + p->rmargin = p->offset; + } 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. */ @@ -894,53 +914,53 @@ 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) switch (type) { - case (LIST_bullet): + case LIST_bullet: term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\[bu]"); term_fontpop(p); break; - case (LIST_dash): + case LIST_dash: /* FALLTHROUGH */ - case (LIST_hyphen): + case LIST_hyphen: term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\(hy"); 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): + case LIST_bullet: /* FALLTHROUGH */ - case (LIST_item): + case LIST_item: /* FALLTHROUGH */ - case (LIST_dash): + case LIST_dash: /* FALLTHROUGH */ - case (LIST_hyphen): + case LIST_hyphen: /* FALLTHROUGH */ - case (LIST_enum): + case LIST_enum: if (MDOC_HEAD == n->type) return(0); break; - case (LIST_column): + case LIST_column: if (MDOC_HEAD == n->type) return(0); break; @@ -951,8 +971,6 @@ termp_it_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static void termp_it_post(DECL_ARGS) { @@ -964,15 +982,15 @@ termp_it_post(DECL_ARGS) type = n->parent->parent->parent->norm->Bl.type; switch (type) { - case (LIST_item): + case LIST_item: /* FALLTHROUGH */ - case (LIST_diag): + case LIST_diag: /* FALLTHROUGH */ - case (LIST_inset): + case LIST_inset: if (MDOC_BODY == n->type) term_newln(p); break; - case (LIST_column): + case LIST_column: if (MDOC_BODY == n->type) term_flushln(p); break; @@ -981,50 +999,54 @@ 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_HANG; + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | + TERMP_DANGLE | TERMP_HANG); + p->trailspace = 0; } - -/* ARGSUSED */ 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_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)); + if (p->rmargin < p->offset) + p->rmargin = p->offset; return(1); } - if (NULL == n->child && NULL == m->name) + if (NULL == n->child && NULL == meta->name) return(0); if (MDOC_HEAD == n->type) synopsis_pre(p, n->parent); - if (MDOC_HEAD == n->type && n->next->child) { - p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; + if (MDOC_HEAD == n->type && + 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); + 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) @@ -1037,25 +1059,25 @@ 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); } - -/* ARGSUSED */ 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 && + NULL != n->next && NULL != n->next->child) { term_flushln(p); - p->flags &= ~(TERMP_NOBREAK | TERMP_HANG); + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG); + p->trailspace = 0; } else if (MDOC_BODY == n->type && n->child) term_flushln(p); } - -/* ARGSUSED */ static int termp_fl_pre(DECL_ARGS) { @@ -1063,16 +1085,15 @@ termp_fl_pre(DECL_ARGS) term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\-"); - if (n->child) + if ( ! (n->nchild == 0 && + (n->next == NULL || + n->next->type == MDOC_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); } - -/* ARGSUSED */ static int termp__a_pre(DECL_ARGS) { @@ -1084,66 +1105,33 @@ termp__a_pre(DECL_ARGS) 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->norm->An.auth) { + if (n->norm->An.auth == AUTH_split) { p->flags &= ~TERMP_NOSPLIT; p->flags |= TERMP_SPLIT; - } else if (AUTH_nosplit == n->norm->An.auth) { + return(0); + } + if (n->norm->An.auth == AUTH_nosplit) { p->flags &= ~TERMP_SPLIT; p->flags |= TERMP_NOSPLIT; + return(0); } -} + if (n->child == NULL) + return(0); + if (p->flags & TERMP_SPLIT) + term_newln(p); -/* ARGSUSED */ + if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT)) + p->flags |= TERMP_SPLIT; + + return(1); +} + static int termp_ns_pre(DECL_ARGS) { @@ -1153,8 +1141,6 @@ termp_ns_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static int termp_rs_pre(DECL_ARGS) { @@ -1166,54 +1152,59 @@ termp_rs_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static int termp_rv_pre(DECL_ARGS) { int nchild; term_newln(p); - term_word(p, "The"); nchild = n->nchild; - for (n = n->child; n; n = n->next) { - term_fontpush(p, TERMFONT_BOLD); - term_word(p, n->string); - term_fontpop(p); + if (nchild > 0) { + term_word(p, "The"); - p->flags |= TERMP_NOSPACE; - term_word(p, "()"); + for (n = n->child; n; n = n->next) { + term_fontpush(p, TERMFONT_BOLD); + term_word(p, n->string); + term_fontpop(p); - if (nchild > 2 && n->next) { p->flags |= TERMP_NOSPACE; - term_word(p, ","); + term_word(p, "()"); + + if (n->next == NULL) + continue; + + if (nchild > 2) { + p->flags |= TERMP_NOSPACE; + term_word(p, ","); + } + if (n->next->next == NULL) + term_word(p, "and"); } - if (n->next && NULL == n->next->next) - term_word(p, "and"); - } + if (nchild > 1) + term_word(p, "functions return"); + else + term_word(p, "function returns"); - if (nchild > 1) - term_word(p, "functions return"); - else - term_word(p, "function returns"); + term_word(p, "the value\\~0 if successful;"); + } else + term_word(p, "Upon successful completion," + " the value\\~0 is returned;"); - term_word(p, "the value 0 if successful; otherwise the value " - "-1 is returned and the global variable"); + 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); } - -/* ARGSUSED */ static int termp_ex_pre(DECL_ARGS) { @@ -1238,18 +1229,16 @@ termp_ex_pre(DECL_ARGS) } if (nchild > 1) - term_word(p, "utilities exit"); + 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."); + term_word(p, "on success, and\\~>0 if an error occurs."); p->flags |= TERMP_SENTENCE; return(0); } - -/* ARGSUSED */ static int termp_nd_pre(DECL_ARGS) { @@ -1265,8 +1254,6 @@ termp_nd_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static int termp_bl_pre(DECL_ARGS) { @@ -1274,8 +1261,6 @@ termp_bl_pre(DECL_ARGS) return(MDOC_HEAD != n->type); } - -/* ARGSUSED */ static void termp_bl_post(DECL_ARGS) { @@ -1284,7 +1269,6 @@ termp_bl_post(DECL_ARGS) term_newln(p); } -/* ARGSUSED */ static int termp_xr_pre(DECL_ARGS) { @@ -1295,7 +1279,7 @@ termp_xr_pre(DECL_ARGS) assert(MDOC_TEXT == n->type); term_word(p, n->string); - if (NULL == (n = n->next)) + if (NULL == (n = n->next)) return(0); p->flags |= TERMP_NOSPACE; @@ -1319,7 +1303,7 @@ termp_xr_pre(DECL_ARGS) static void synopsis_pre(struct termp *p, const struct mdoc_node *n) { - /* + /* * Obviously, if we're not in a SYNOPSIS or no prior macros * exist, do nothing. */ @@ -1331,10 +1315,10 @@ 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; } @@ -1345,18 +1329,18 @@ synopsis_pre(struct termp *p, const struct mdoc_node * * vertical space, else only newline and move on. */ switch (n->prev->tok) { - case (MDOC_Fd): + case MDOC_Fd: /* FALLTHROUGH */ - case (MDOC_Fn): + case MDOC_Fn: /* FALLTHROUGH */ - case (MDOC_Fo): + case MDOC_Fo: /* FALLTHROUGH */ - case (MDOC_In): + case MDOC_In: /* FALLTHROUGH */ - case (MDOC_Vt): + 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; @@ -1368,25 +1352,22 @@ synopsis_pre(struct termp *p, const struct mdoc_node * } } - static int 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)); } - -/* ARGSUSED */ static int termp_bold_pre(DECL_ARGS) { @@ -1395,18 +1376,21 @@ termp_bold_pre(DECL_ARGS) 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) { @@ -1414,16 +1398,16 @@ termp_sh_pre(DECL_ARGS) /* No vspace between consecutive `Sh' calls. */ switch (n->type) { - case (MDOC_BLOCK): + case MDOC_BLOCK: if (n->prev && MDOC_Sh == n->prev->tok) if (NULL == n->prev->body->child) break; term_vspace(p); break; - case (MDOC_HEAD): + case MDOC_HEAD: term_fontpush(p, TERMFONT_BOLD); break; - case (MDOC_BODY): + case MDOC_BODY: p->offset = term_len(p, p->defindent); if (SEC_AUTHORS == n->sec) p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT); @@ -1434,17 +1418,15 @@ termp_sh_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static void termp_sh_post(DECL_ARGS) { switch (n->type) { - case (MDOC_HEAD): + case MDOC_HEAD: term_newln(p); break; - case (MDOC_BODY): + case MDOC_BODY: term_newln(p); p->offset = 0; break; @@ -1453,8 +1435,6 @@ termp_sh_post(DECL_ARGS) } } - -/* ARGSUSED */ static int termp_bt_pre(DECL_ARGS) { @@ -1464,8 +1444,6 @@ termp_bt_pre(DECL_ARGS) return(0); } - -/* ARGSUSED */ static void termp_lb_post(DECL_ARGS) { @@ -1474,8 +1452,6 @@ termp_lb_post(DECL_ARGS) term_newln(p); } - -/* ARGSUSED */ static int termp_ud_pre(DECL_ARGS) { @@ -1485,8 +1461,6 @@ termp_ud_pre(DECL_ARGS) return(0); } - -/* ARGSUSED */ static int termp_d1_pre(DECL_ARGS) { @@ -1498,19 +1472,6 @@ termp_d1_pre(DECL_ARGS) 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) { @@ -1521,11 +1482,10 @@ termp_ft_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static int termp_fn_pre(DECL_ARGS) { + size_t rmargin = 0; int pretty; pretty = MDOC_SYNPRETTY & n->flags; @@ -1535,11 +1495,24 @@ termp_fn_pre(DECL_ARGS) 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(MDOC_TEXT == n->type); term_fontpush(p, TERMFONT_BOLD); term_word(p, n->string); term_fontpop(p); + 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; @@ -1547,6 +1520,8 @@ termp_fn_pre(DECL_ARGS) for (n = n->next; n; n = n->next) { assert(MDOC_TEXT == n->type); term_fontpush(p, TERMFONT_UNDER); + if (pretty) + p->flags |= TERMP_NBRWORD; term_word(p, n->string); term_fontpop(p); @@ -1562,13 +1537,12 @@ termp_fn_pre(DECL_ARGS) if (pretty) { p->flags |= TERMP_NOSPACE; term_word(p, ";"); + term_flushln(p); } return(0); } - -/* ARGSUSED */ static int termp_fa_pre(DECL_ARGS) { @@ -1581,30 +1555,24 @@ termp_fa_pre(DECL_ARGS) 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) { - p->flags |= TERMP_NOSPACE; - term_word(p, ","); - } - 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 mdoc_node *nn; if (MDOC_BLOCK == n->type) { print_bvspace(p, n, n); @@ -1622,21 +1590,32 @@ termp_bd_pre(DECL_ARGS) * for macro lines, a newline is appended to the line. Blank * lines are allowed. */ - - if (DISP_literal != n->norm->Bd.type && - DISP_unfilled != n->norm->Bd.type) + + if (DISP_literal != n->norm->Bd.type && + DISP_unfilled != n->norm->Bd.type && + DISP_centered != n->norm->Bd.type) return(1); tabwidth = p->tabwidth; if (DISP_literal == n->norm->Bd.type) p->tabwidth = term_len(p, 8); + lm = p->offset; rm = p->rmargin; rmax = p->maxrmargin; p->rmargin = p->maxrmargin = TERM_MAXMARGIN; for (nn = n->child; nn; nn = nn->next) { - print_mdoc_node(p, pair, m, nn); + if (DISP_centered == n->norm->Bd.type) { + if (MDOC_TEXT == nn->type) { + len = term_strlen(p, nn->string); + p->offset = len >= rm ? 0 : + lm + len >= rm ? rm - len : + (lm + rm - len) / 2; + } else + p->offset = lm; + } + print_mdoc_node(p, pair, meta, nn); /* * If the printed node flushes its own line, then we * needn't do it here as well. This is hacky, but the @@ -1644,21 +1623,21 @@ termp_bd_pre(DECL_ARGS) * anyway, so don't sweat it. */ switch (nn->tok) { - case (MDOC_Sm): + case MDOC_Sm: /* FALLTHROUGH */ - case (MDOC_br): + case MDOC_br: /* FALLTHROUGH */ - case (MDOC_sp): + case MDOC_sp: /* FALLTHROUGH */ - case (MDOC_Bl): + case MDOC_Bl: /* FALLTHROUGH */ - case (MDOC_D1): + case MDOC_D1: /* FALLTHROUGH */ - case (MDOC_Dl): + case MDOC_Dl: /* FALLTHROUGH */ - case (MDOC_Lp): + case MDOC_Lp: /* FALLTHROUGH */ - case (MDOC_Pp): + case MDOC_Pp: continue; default: break; @@ -1675,21 +1654,19 @@ termp_bd_pre(DECL_ARGS) return(0); } - -/* ARGSUSED */ static void termp_bd_post(DECL_ARGS) { size_t rm, rmax; - if (MDOC_BODY != n->type) + if (MDOC_BODY != n->type) return; rm = p->rmargin; rmax = p->maxrmargin; - if (DISP_literal == n->norm->Bd.type || - DISP_unfilled == n->norm->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; @@ -1699,8 +1676,6 @@ termp_bd_post(DECL_ARGS) p->maxrmargin = rmax; } - -/* ARGSUSED */ static int termp_bx_pre(DECL_ARGS) { @@ -1724,8 +1699,6 @@ termp_bx_pre(DECL_ARGS) return(0); } - -/* ARGSUSED */ static int termp_xx_pre(DECL_ARGS) { @@ -1734,26 +1707,27 @@ termp_xx_pre(DECL_ARGS) pp = NULL; switch (n->tok) { - case (MDOC_Bsx): + 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(); + /* NOTREACHED */ } term_word(p, pp); @@ -1766,18 +1740,6 @@ termp_xx_pre(DECL_ARGS) return(0); } - -/* ARGSUSED */ -static int -termp_igndelim_pre(DECL_ARGS) -{ - - p->flags |= TERMP_IGNDELIM; - return(1); -} - - -/* ARGSUSED */ static void termp_pf_post(DECL_ARGS) { @@ -1785,22 +1747,23 @@ termp_pf_post(DECL_ARGS) p->flags |= TERMP_NOSPACE; } - -/* ARGSUSED */ static int termp_ss_pre(DECL_ARGS) { switch (n->type) { - case (MDOC_BLOCK): + case MDOC_BLOCK: term_newln(p); if (n->prev) term_vspace(p); break; - case (MDOC_HEAD): + case MDOC_HEAD: term_fontpush(p, TERMFONT_BOLD); p->offset = term_len(p, (p->defindent+1)/2); break; + case MDOC_BODY: + p->offset = term_len(p, p->defindent); + break; default: break; } @@ -1808,18 +1771,14 @@ termp_ss_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static void termp_ss_post(DECL_ARGS) { - if (MDOC_HEAD == n->type) + if (n->type == MDOC_HEAD || n->type == MDOC_BODY) term_newln(p); } - -/* ARGSUSED */ static int termp_cd_pre(DECL_ARGS) { @@ -1829,8 +1788,6 @@ termp_cd_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static int termp_in_pre(DECL_ARGS) { @@ -1850,8 +1807,6 @@ termp_in_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static void termp_in_post(DECL_ARGS) { @@ -1866,18 +1821,16 @@ termp_in_post(DECL_ARGS) term_fontpop(p); } - -/* ARGSUSED */ static int termp_sp_pre(DECL_ARGS) { size_t i, len; switch (n->tok) { - case (MDOC_sp): + case MDOC_sp: len = n->child ? a2height(p, n->child->string) : 1; break; - case (MDOC_br): + case MDOC_br: len = 0; break; default: @@ -1893,8 +1846,13 @@ termp_sp_pre(DECL_ARGS) return(0); } +static int +termp_es_pre(DECL_ARGS) +{ -/* ARGSUSED */ + return(0); +} + static int termp_quote_pre(DECL_ARGS) { @@ -1903,50 +1861,56 @@ termp_quote_pre(DECL_ARGS) return(1); switch (n->tok) { - case (MDOC_Ao): + case MDOC_Ao: /* FALLTHROUGH */ - case (MDOC_Aq): + case MDOC_Aq: term_word(p, "<"); break; - case (MDOC_Bro): + case MDOC_Bro: /* FALLTHROUGH */ - case (MDOC_Brq): + case MDOC_Brq: term_word(p, "{"); break; - case (MDOC_Oo): + case MDOC_Oo: /* FALLTHROUGH */ - case (MDOC_Op): + case MDOC_Op: /* FALLTHROUGH */ - case (MDOC_Bo): + case MDOC_Bo: /* FALLTHROUGH */ - case (MDOC_Bq): + case MDOC_Bq: term_word(p, "["); break; - case (MDOC_Do): + case MDOC_Do: /* FALLTHROUGH */ - case (MDOC_Dq): - term_word(p, "``"); + case MDOC_Dq: + term_word(p, "\\(lq"); break; - case (MDOC_Eo): + 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_Eo: + break; + case MDOC_Po: /* FALLTHROUGH */ - case (MDOC_Pq): + case MDOC_Pq: term_word(p, "("); break; - case (MDOC__T): + case MDOC__T: /* FALLTHROUGH */ - case (MDOC_Qo): + case MDOC_Qo: /* FALLTHROUGH */ - case (MDOC_Qq): + case MDOC_Qq: term_word(p, "\""); break; - case (MDOC_Ql): + case MDOC_Ql: /* FALLTHROUGH */ - case (MDOC_So): + case MDOC_So: /* FALLTHROUGH */ - case (MDOC_Sq): - term_word(p, "`"); + case MDOC_Sq: + term_word(p, "\\(oq"); break; default: abort(); @@ -1957,8 +1921,6 @@ termp_quote_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static void termp_quote_post(DECL_ARGS) { @@ -1966,53 +1928,62 @@ termp_quote_post(DECL_ARGS) if (MDOC_BODY != n->type && MDOC_ELEM != n->type) return; - p->flags |= TERMP_NOSPACE; + if (MDOC_En != n->tok) + p->flags |= TERMP_NOSPACE; switch (n->tok) { - case (MDOC_Ao): + case MDOC_Ao: /* FALLTHROUGH */ - case (MDOC_Aq): + case MDOC_Aq: term_word(p, ">"); break; - case (MDOC_Bro): + case MDOC_Bro: /* FALLTHROUGH */ - case (MDOC_Brq): + case MDOC_Brq: term_word(p, "}"); break; - case (MDOC_Oo): + case MDOC_Oo: /* FALLTHROUGH */ - case (MDOC_Op): + case MDOC_Op: /* FALLTHROUGH */ - case (MDOC_Bo): + case MDOC_Bo: /* FALLTHROUGH */ - case (MDOC_Bq): + case MDOC_Bq: term_word(p, "]"); break; - case (MDOC_Do): + case MDOC_Do: /* FALLTHROUGH */ - case (MDOC_Dq): - term_word(p, "''"); + case MDOC_Dq: + term_word(p, "\\(rq"); break; - case (MDOC_Eo): + case MDOC_En: + if (NULL != n->norm->Es && + NULL != n->norm->Es->child && + NULL != n->norm->Es->child->next) { + p->flags |= TERMP_NOSPACE; + term_word(p, n->norm->Es->child->next->string); + } break; - case (MDOC_Po): + case MDOC_Eo: + break; + case MDOC_Po: /* FALLTHROUGH */ - case (MDOC_Pq): + case MDOC_Pq: term_word(p, ")"); break; - case (MDOC__T): + case MDOC__T: /* FALLTHROUGH */ - case (MDOC_Qo): + case MDOC_Qo: /* FALLTHROUGH */ - case (MDOC_Qq): + case MDOC_Qq: term_word(p, "\""); break; - case (MDOC_Ql): + case MDOC_Ql: /* FALLTHROUGH */ - case (MDOC_So): + case MDOC_So: /* FALLTHROUGH */ - case (MDOC_Sq): - term_word(p, "'"); + case MDOC_Sq: + term_word(p, "\\(cq"); break; default: abort(); @@ -2020,21 +1991,36 @@ termp_quote_post(DECL_ARGS) } } - -/* ARGSUSED */ static int termp_fo_pre(DECL_ARGS) { + size_t rmargin = 0; + int pretty; + pretty = MDOC_SYNPRETTY & n->flags; + if (MDOC_BLOCK == n->type) { synopsis_pre(p, n); return(1); } else if (MDOC_BODY == n->type) { + if (pretty) { + rmargin = p->rmargin; + p->rmargin = p->offset + term_len(p, 4); + p->flags |= TERMP_NOBREAK | TERMP_BRIND | + TERMP_HANG; + } p->flags |= TERMP_NOSPACE; term_word(p, "("); 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); @@ -2047,13 +2033,11 @@ termp_fo_pre(DECL_ARGS) return(0); } - -/* ARGSUSED */ static void termp_fo_post(DECL_ARGS) { - if (MDOC_BODY != n->type) + if (MDOC_BODY != n->type) return; p->flags |= TERMP_NOSPACE; @@ -2062,49 +2046,46 @@ termp_fo_post(DECL_ARGS) 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) + else if (MDOC_BODY != n->type) return(1); - if (FONT_Em == n->norm->Bf.font) + if (FONT_Em == n->norm->Bf.font) term_fontpush(p, TERMFONT_UNDER); - else if (FONT_Sy == n->norm->Bf.font) + else if (FONT_Sy == n->norm->Bf.font) term_fontpush(p, TERMFONT_BOLD); - else + else term_fontpush(p, TERMFONT_NONE); 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; + if (p->col && ! (TERMP_NONOSPACE & p->flags)) + p->flags &= ~TERMP_NOSPACE; + return(0); } - -/* ARGSUSED */ static int termp_ap_pre(DECL_ARGS) { @@ -2115,8 +2096,6 @@ termp_ap_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static void termp____post(DECL_ARGS) { @@ -2144,8 +2123,6 @@ termp____post(DECL_ARGS) term_word(p, ","); } - -/* ARGSUSED */ static int termp_li_pre(DECL_ARGS) { @@ -2154,47 +2131,42 @@ termp_li_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ 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 || NULL == nn->next) - return(1); - - for (nn = nn->next; nn; nn = nn->next) - term_word(p, nn->string); - - term_fontpop(p); - - p->flags |= TERMP_NOSPACE; - term_word(p, ":"); - term_fontpush(p, TERMFONT_BOLD); - term_word(p, sv->string); + term_word(p, link->string); term_fontpop(p); return(0); } - -/* ARGSUSED */ static int termp_bk_pre(DECL_ARGS) { switch (n->type) { - case (MDOC_BLOCK): + case MDOC_BLOCK: break; - case (MDOC_HEAD): + case MDOC_HEAD: return(0); - case (MDOC_BODY): + case MDOC_BODY: if (n->parent->args || 0 == n->prev->nchild) p->flags |= TERMP_PREKEEP; break; @@ -2206,8 +2178,6 @@ termp_bk_pre(DECL_ARGS) return(1); } - -/* ARGSUSED */ static void termp_bk_post(DECL_ARGS) { @@ -2216,7 +2186,6 @@ termp_bk_post(DECL_ARGS) p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP); } -/* ARGSUSED */ static void termp__t_post(DECL_ARGS) { @@ -2226,13 +2195,12 @@ termp__t_post(DECL_ARGS) * 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, m, n); + n->parent->norm->Rs.quote_T) + termp_quote_post(p, pair, meta, n); - termp____post(p, pair, m, n); + termp____post(p, pair, meta, n); } -/* ARGSUSED */ static int termp__t_pre(DECL_ARGS) { @@ -2242,14 +2210,13 @@ termp__t_pre(DECL_ARGS) * 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, m, n)); + n->parent->norm->Rs.quote_T) + return(termp_quote_pre(p, pair, meta, n)); term_fontpush(p, TERMFONT_UNDER); return(1); } -/* ARGSUSED */ static int termp_under_pre(DECL_ARGS) {