diff options
Diffstat (limited to 'usr.bin/mandoc/mdoc_html.c')
| -rw-r--r-- | usr.bin/mandoc/mdoc_html.c | 1758 |
1 files changed, 1758 insertions, 0 deletions
diff --git a/usr.bin/mandoc/mdoc_html.c b/usr.bin/mandoc/mdoc_html.c new file mode 100644 index 0000000..fcff005 --- /dev/null +++ b/usr.bin/mandoc/mdoc_html.c @@ -0,0 +1,1758 @@ +/* $OpenBSD: mdoc_html.c,v 1.215 2020/04/19 15:15:54 schwarze Exp $ */ +/* + * Copyright (c) 2014-2020 Ingo Schwarze <schwarze@openbsd.org> + * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> + * + * 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 AUTHORS DISCLAIM ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * 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. + * + * HTML formatter for mdoc(7) used by mandoc(1). + */ +#include <sys/types.h> + +#include <assert.h> +#include <ctype.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "mandoc_aux.h" +#include "mandoc.h" +#include "roff.h" +#include "mdoc.h" +#include "out.h" +#include "html.h" +#include "main.h" + +#define MDOC_ARGS const struct roff_meta *meta, \ + struct roff_node *n, \ + struct html *h + +#ifndef MIN +#define MIN(a,b) ((/*CONSTCOND*/(a)<(b))?(a):(b)) +#endif + +struct mdoc_html_act { + int (*pre)(MDOC_ARGS); + void (*post)(MDOC_ARGS); +}; + +static void print_mdoc_head(const struct roff_meta *, + struct html *); +static void print_mdoc_node(MDOC_ARGS); +static void print_mdoc_nodelist(MDOC_ARGS); +static void synopsis_pre(struct html *, struct roff_node *); + +static void mdoc_root_post(const struct roff_meta *, + struct html *); +static int mdoc_root_pre(const struct roff_meta *, + struct html *); + +static void mdoc__x_post(MDOC_ARGS); +static int mdoc__x_pre(MDOC_ARGS); +static int mdoc_abort_pre(MDOC_ARGS); +static int mdoc_ad_pre(MDOC_ARGS); +static int mdoc_an_pre(MDOC_ARGS); +static int mdoc_ap_pre(MDOC_ARGS); +static int mdoc_ar_pre(MDOC_ARGS); +static int mdoc_bd_pre(MDOC_ARGS); +static int mdoc_bf_pre(MDOC_ARGS); +static void mdoc_bk_post(MDOC_ARGS); +static int mdoc_bk_pre(MDOC_ARGS); +static int mdoc_bl_pre(MDOC_ARGS); +static int mdoc_cd_pre(MDOC_ARGS); +static int mdoc_code_pre(MDOC_ARGS); +static int mdoc_d1_pre(MDOC_ARGS); +static int mdoc_fa_pre(MDOC_ARGS); +static int mdoc_fd_pre(MDOC_ARGS); +static int mdoc_fl_pre(MDOC_ARGS); +static int mdoc_fn_pre(MDOC_ARGS); +static int mdoc_ft_pre(MDOC_ARGS); +static int mdoc_em_pre(MDOC_ARGS); +static void mdoc_eo_post(MDOC_ARGS); +static int mdoc_eo_pre(MDOC_ARGS); +static int mdoc_ex_pre(MDOC_ARGS); +static void mdoc_fo_post(MDOC_ARGS); +static int mdoc_fo_pre(MDOC_ARGS); +static int mdoc_igndelim_pre(MDOC_ARGS); +static int mdoc_in_pre(MDOC_ARGS); +static int mdoc_it_pre(MDOC_ARGS); +static int mdoc_lb_pre(MDOC_ARGS); +static int mdoc_lk_pre(MDOC_ARGS); +static int mdoc_mt_pre(MDOC_ARGS); +static int mdoc_nd_pre(MDOC_ARGS); +static int mdoc_nm_pre(MDOC_ARGS); +static int mdoc_no_pre(MDOC_ARGS); +static int mdoc_ns_pre(MDOC_ARGS); +static int mdoc_pa_pre(MDOC_ARGS); +static void mdoc_pf_post(MDOC_ARGS); +static int mdoc_pp_pre(MDOC_ARGS); +static void mdoc_quote_post(MDOC_ARGS); +static int mdoc_quote_pre(MDOC_ARGS); +static int mdoc_rs_pre(MDOC_ARGS); +static int mdoc_sh_pre(MDOC_ARGS); +static int mdoc_skip_pre(MDOC_ARGS); +static int mdoc_sm_pre(MDOC_ARGS); +static int mdoc_ss_pre(MDOC_ARGS); +static int mdoc_st_pre(MDOC_ARGS); +static int mdoc_sx_pre(MDOC_ARGS); +static int mdoc_sy_pre(MDOC_ARGS); +static int mdoc_tg_pre(MDOC_ARGS); +static int mdoc_va_pre(MDOC_ARGS); +static int mdoc_vt_pre(MDOC_ARGS); +static int mdoc_xr_pre(MDOC_ARGS); +static int mdoc_xx_pre(MDOC_ARGS); + +static const struct mdoc_html_act mdoc_html_acts[MDOC_MAX - MDOC_Dd] = { + {NULL, NULL}, /* Dd */ + {NULL, NULL}, /* Dt */ + {NULL, NULL}, /* Os */ + {mdoc_sh_pre, NULL }, /* Sh */ + {mdoc_ss_pre, NULL }, /* Ss */ + {mdoc_pp_pre, NULL}, /* Pp */ + {mdoc_d1_pre, NULL}, /* D1 */ + {mdoc_d1_pre, NULL}, /* Dl */ + {mdoc_bd_pre, NULL}, /* Bd */ + {NULL, NULL}, /* Ed */ + {mdoc_bl_pre, NULL}, /* Bl */ + {NULL, NULL}, /* El */ + {mdoc_it_pre, NULL}, /* It */ + {mdoc_ad_pre, NULL}, /* Ad */ + {mdoc_an_pre, NULL}, /* An */ + {mdoc_ap_pre, NULL}, /* Ap */ + {mdoc_ar_pre, NULL}, /* Ar */ + {mdoc_cd_pre, NULL}, /* Cd */ + {mdoc_code_pre, NULL}, /* Cm */ + {mdoc_code_pre, NULL}, /* Dv */ + {mdoc_code_pre, NULL}, /* Er */ + {mdoc_code_pre, NULL}, /* Ev */ + {mdoc_ex_pre, NULL}, /* Ex */ + {mdoc_fa_pre, NULL}, /* Fa */ + {mdoc_fd_pre, NULL}, /* Fd */ + {mdoc_fl_pre, NULL}, /* Fl */ + {mdoc_fn_pre, NULL}, /* Fn */ + {mdoc_ft_pre, NULL}, /* Ft */ + {mdoc_code_pre, NULL}, /* Ic */ + {mdoc_in_pre, NULL}, /* In */ + {mdoc_code_pre, NULL}, /* Li */ + {mdoc_nd_pre, NULL}, /* Nd */ + {mdoc_nm_pre, NULL}, /* Nm */ + {mdoc_quote_pre, mdoc_quote_post}, /* Op */ + {mdoc_abort_pre, NULL}, /* Ot */ + {mdoc_pa_pre, NULL}, /* Pa */ + {mdoc_ex_pre, NULL}, /* Rv */ + {mdoc_st_pre, NULL}, /* St */ + {mdoc_va_pre, NULL}, /* Va */ + {mdoc_vt_pre, NULL}, /* Vt */ + {mdoc_xr_pre, NULL}, /* Xr */ + {mdoc__x_pre, mdoc__x_post}, /* %A */ + {mdoc__x_pre, mdoc__x_post}, /* %B */ + {mdoc__x_pre, mdoc__x_post}, /* %D */ + {mdoc__x_pre, mdoc__x_post}, /* %I */ + {mdoc__x_pre, mdoc__x_post}, /* %J */ + {mdoc__x_pre, mdoc__x_post}, /* %N */ + {mdoc__x_pre, mdoc__x_post}, /* %O */ + {mdoc__x_pre, mdoc__x_post}, /* %P */ + {mdoc__x_pre, mdoc__x_post}, /* %R */ + {mdoc__x_pre, mdoc__x_post}, /* %T */ + {mdoc__x_pre, mdoc__x_post}, /* %V */ + {NULL, NULL}, /* Ac */ + {mdoc_quote_pre, mdoc_quote_post}, /* Ao */ + {mdoc_quote_pre, mdoc_quote_post}, /* Aq */ + {mdoc_xx_pre, NULL}, /* At */ + {NULL, NULL}, /* Bc */ + {mdoc_bf_pre, NULL}, /* Bf */ + {mdoc_quote_pre, mdoc_quote_post}, /* Bo */ + {mdoc_quote_pre, mdoc_quote_post}, /* Bq */ + {mdoc_xx_pre, NULL}, /* Bsx */ + {mdoc_xx_pre, NULL}, /* Bx */ + {mdoc_skip_pre, NULL}, /* Db */ + {NULL, NULL}, /* Dc */ + {mdoc_quote_pre, mdoc_quote_post}, /* Do */ + {mdoc_quote_pre, mdoc_quote_post}, /* Dq */ + {NULL, NULL}, /* Ec */ /* FIXME: no space */ + {NULL, NULL}, /* Ef */ + {mdoc_em_pre, NULL}, /* Em */ + {mdoc_eo_pre, mdoc_eo_post}, /* Eo */ + {mdoc_xx_pre, NULL}, /* Fx */ + {mdoc_no_pre, NULL}, /* Ms */ + {mdoc_no_pre, NULL}, /* No */ + {mdoc_ns_pre, NULL}, /* Ns */ + {mdoc_xx_pre, NULL}, /* Nx */ + {mdoc_xx_pre, NULL}, /* Ox */ + {NULL, NULL}, /* Pc */ + {mdoc_igndelim_pre, mdoc_pf_post}, /* Pf */ + {mdoc_quote_pre, mdoc_quote_post}, /* Po */ + {mdoc_quote_pre, mdoc_quote_post}, /* Pq */ + {NULL, NULL}, /* Qc */ + {mdoc_quote_pre, mdoc_quote_post}, /* Ql */ + {mdoc_quote_pre, mdoc_quote_post}, /* Qo */ + {mdoc_quote_pre, mdoc_quote_post}, /* Qq */ + {NULL, NULL}, /* Re */ + {mdoc_rs_pre, NULL}, /* Rs */ + {NULL, NULL}, /* Sc */ + {mdoc_quote_pre, mdoc_quote_post}, /* So */ + {mdoc_quote_pre, mdoc_quote_post}, /* Sq */ + {mdoc_sm_pre, NULL}, /* Sm */ + {mdoc_sx_pre, NULL}, /* Sx */ + {mdoc_sy_pre, NULL}, /* Sy */ + {NULL, NULL}, /* Tn */ + {mdoc_xx_pre, NULL}, /* Ux */ + {NULL, NULL}, /* Xc */ + {NULL, NULL}, /* Xo */ + {mdoc_fo_pre, mdoc_fo_post}, /* Fo */ + {NULL, NULL}, /* Fc */ + {mdoc_quote_pre, mdoc_quote_post}, /* Oo */ + {NULL, NULL}, /* Oc */ + {mdoc_bk_pre, mdoc_bk_post}, /* Bk */ + {NULL, NULL}, /* Ek */ + {NULL, NULL}, /* Bt */ + {NULL, NULL}, /* Hf */ + {mdoc_em_pre, NULL}, /* Fr */ + {NULL, NULL}, /* Ud */ + {mdoc_lb_pre, NULL}, /* Lb */ + {mdoc_abort_pre, NULL}, /* Lp */ + {mdoc_lk_pre, NULL}, /* Lk */ + {mdoc_mt_pre, NULL}, /* Mt */ + {mdoc_quote_pre, mdoc_quote_post}, /* Brq */ + {mdoc_quote_pre, mdoc_quote_post}, /* Bro */ + {NULL, NULL}, /* Brc */ + {mdoc__x_pre, mdoc__x_post}, /* %C */ + {mdoc_skip_pre, NULL}, /* Es */ + {mdoc_quote_pre, mdoc_quote_post}, /* En */ + {mdoc_xx_pre, NULL}, /* Dx */ + {mdoc__x_pre, mdoc__x_post}, /* %Q */ + {mdoc__x_pre, mdoc__x_post}, /* %U */ + {NULL, NULL}, /* Ta */ + {mdoc_tg_pre, NULL}, /* Tg */ +}; + + +/* + * See the same function in mdoc_term.c for documentation. + */ +static void +synopsis_pre(struct html *h, struct roff_node *n) +{ + struct roff_node *np; + + if ((n->flags & NODE_SYNPRETTY) == 0 || + (np = roff_node_prev(n)) == NULL) + return; + + if (np->tok == n->tok && + MDOC_Fo != n->tok && + MDOC_Ft != n->tok && + MDOC_Fn != n->tok) { + print_otag(h, TAG_BR, ""); + return; + } + + switch (np->tok) { + case MDOC_Fd: + case MDOC_Fn: + case MDOC_Fo: + case MDOC_In: + case MDOC_Vt: + break; + case MDOC_Ft: + if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) + break; + /* FALLTHROUGH */ + default: + print_otag(h, TAG_BR, ""); + return; + } + html_close_paragraph(h); + print_otag(h, TAG_P, "c", "Pp"); +} + +void +html_mdoc(void *arg, const struct roff_meta *mdoc) +{ + struct html *h; + struct roff_node *n; + struct tag *t; + + h = (struct html *)arg; + n = mdoc->first->child; + + if ((h->oflags & HTML_FRAGMENT) == 0) { + print_gen_decls(h); + print_otag(h, TAG_HTML, ""); + if (n != NULL && n->type == ROFFT_COMMENT) + print_gen_comment(h, n); + t = print_otag(h, TAG_HEAD, ""); + print_mdoc_head(mdoc, h); + print_tagq(h, t); + print_otag(h, TAG_BODY, ""); + } + + mdoc_root_pre(mdoc, h); + t = print_otag(h, TAG_DIV, "c", "manual-text"); + print_mdoc_nodelist(mdoc, n, h); + print_tagq(h, t); + mdoc_root_post(mdoc, h); + print_tagq(h, NULL); +} + +static void +print_mdoc_head(const struct roff_meta *meta, struct html *h) +{ + char *cp; + + print_gen_head(h); + + if (meta->arch != NULL && meta->msec != NULL) + mandoc_asprintf(&cp, "%s(%s) (%s)", meta->title, + meta->msec, meta->arch); + else if (meta->msec != NULL) + mandoc_asprintf(&cp, "%s(%s)", meta->title, meta->msec); + else if (meta->arch != NULL) + mandoc_asprintf(&cp, "%s (%s)", meta->title, meta->arch); + else + cp = mandoc_strdup(meta->title); + + print_otag(h, TAG_TITLE, ""); + print_text(h, cp); + free(cp); +} + +static void +print_mdoc_nodelist(MDOC_ARGS) +{ + + while (n != NULL) { + print_mdoc_node(meta, n, h); + n = n->next; + } +} + +static void +print_mdoc_node(MDOC_ARGS) +{ + struct tag *t; + int child; + + if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT) + return; + + if (n->flags & NODE_NOFILL) { + html_fillmode(h, ROFF_nf); + if (n->flags & NODE_LINE) + print_endline(h); + } else + html_fillmode(h, ROFF_fi); + + child = 1; + n->flags &= ~NODE_ENDED; + switch (n->type) { + case ROFFT_TEXT: + if (n->flags & NODE_LINE) { + switch (*n->string) { + case '\0': + h->col = 1; + print_endline(h); + return; + case ' ': + if ((h->flags & HTML_NONEWLINE) == 0 && + (n->flags & NODE_NOFILL) == 0) + print_otag(h, TAG_BR, ""); + break; + default: + break; + } + } + t = h->tag; + t->refcnt++; + if (n->flags & NODE_DELIMC) + h->flags |= HTML_NOSPACE; + if (n->flags & NODE_HREF) + print_tagged_text(h, n->string, n); + else + print_text(h, n->string); + if (n->flags & NODE_DELIMO) + h->flags |= HTML_NOSPACE; + break; + case ROFFT_EQN: + t = h->tag; + t->refcnt++; + print_eqn(h, n->eqn); + break; + case ROFFT_TBL: + /* + * This will take care of initialising all of the table + * state data for the first table, then tearing it down + * for the last one. + */ + print_tbl(h, n->span); + return; + default: + /* + * Close out the current table, if it's open, and unset + * the "meta" table state. This will be reopened on the + * next table element. + */ + if (h->tblt != NULL) + print_tblclose(h); + assert(h->tblt == NULL); + t = h->tag; + t->refcnt++; + if (n->tok < ROFF_MAX) { + roff_html_pre(h, n); + t->refcnt--; + print_stagq(h, t); + return; + } + assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX); + if (mdoc_html_acts[n->tok - MDOC_Dd].pre != NULL && + (n->end == ENDBODY_NOT || n->child != NULL)) + child = (*mdoc_html_acts[n->tok - MDOC_Dd].pre)(meta, + n, h); + break; + } + + if (h->flags & HTML_KEEP && n->flags & NODE_LINE) { + h->flags &= ~HTML_KEEP; + h->flags |= HTML_PREKEEP; + } + + if (child && n->child != NULL) + print_mdoc_nodelist(meta, n->child, h); + + t->refcnt--; + print_stagq(h, t); + + switch (n->type) { + case ROFFT_TEXT: + case ROFFT_EQN: + break; + default: + if (mdoc_html_acts[n->tok - MDOC_Dd].post == NULL || + n->flags & NODE_ENDED) + break; + (*mdoc_html_acts[n->tok - MDOC_Dd].post)(meta, n, h); + if (n->end != ENDBODY_NOT) + n->body->flags |= NODE_ENDED; + break; + } +} + +static void +mdoc_root_post(const struct roff_meta *meta, struct html *h) +{ + struct tag *t, *tt; + + t = print_otag(h, TAG_TABLE, "c", "foot"); + tt = print_otag(h, TAG_TR, ""); + + print_otag(h, TAG_TD, "c", "foot-date"); + print_text(h, meta->date); + print_stagq(h, tt); + + print_otag(h, TAG_TD, "c", "foot-os"); + print_text(h, meta->os); + print_tagq(h, t); +} + +static int +mdoc_root_pre(const struct roff_meta *meta, struct html *h) +{ + struct tag *t, *tt; + char *volume, *title; + + if (NULL == meta->arch) + volume = mandoc_strdup(meta->vol); + else + mandoc_asprintf(&volume, "%s (%s)", + meta->vol, meta->arch); + + if (NULL == meta->msec) + title = mandoc_strdup(meta->title); + else + mandoc_asprintf(&title, "%s(%s)", + meta->title, meta->msec); + + t = print_otag(h, TAG_TABLE, "c", "head"); + tt = print_otag(h, TAG_TR, ""); + + print_otag(h, TAG_TD, "c", "head-ltitle"); + print_text(h, title); + print_stagq(h, tt); + + print_otag(h, TAG_TD, "c", "head-vol"); + print_text(h, volume); + print_stagq(h, tt); + + print_otag(h, TAG_TD, "c", "head-rtitle"); + print_text(h, title); + print_tagq(h, t); + + free(title); + free(volume); + return 1; +} + +static int +mdoc_code_pre(MDOC_ARGS) +{ + print_otag_id(h, TAG_CODE, roff_name[n->tok], n); + return 1; +} + +static int +mdoc_sh_pre(MDOC_ARGS) +{ + struct roff_node *sn, *subn; + struct tag *t, *tsec, *tsub; + char *id; + int sc; + + switch (n->type) { + case ROFFT_BLOCK: + html_close_paragraph(h); + if ((h->oflags & HTML_TOC) == 0 || + h->flags & HTML_TOCDONE || + n->sec <= SEC_SYNOPSIS) { + print_otag(h, TAG_SECTION, "c", "Sh"); + break; + } + h->flags |= HTML_TOCDONE; + sc = 0; + for (sn = n->next; sn != NULL; sn = sn->next) + if (sn->sec == SEC_CUSTOM) + if (++sc == 2) + break; + if (sc < 2) + break; + t = print_otag(h, TAG_H1, "c", "Sh"); + print_text(h, "TABLE OF CONTENTS"); + print_tagq(h, t); + t = print_otag(h, TAG_UL, "c", "Bl-compact"); + for (sn = n; sn != NULL; sn = sn->next) { + tsec = print_otag(h, TAG_LI, ""); + id = html_make_id(sn->head, 0); + tsub = print_otag(h, TAG_A, "hR", id); + free(id); + print_mdoc_nodelist(meta, sn->head->child, h); + print_tagq(h, tsub); + tsub = NULL; + for (subn = sn->body->child; subn != NULL; + subn = subn->next) { + if (subn->tok != MDOC_Ss) + continue; + id = html_make_id(subn->head, 0); + if (id == NULL) + continue; + if (tsub == NULL) + print_otag(h, TAG_UL, + "c", "Bl-compact"); + tsub = print_otag(h, TAG_LI, ""); + print_otag(h, TAG_A, "hR", id); + free(id); + print_mdoc_nodelist(meta, + subn->head->child, h); + print_tagq(h, tsub); + } + print_tagq(h, tsec); + } + print_tagq(h, t); + print_otag(h, TAG_SECTION, "c", "Sh"); + break; + case ROFFT_HEAD: + print_otag_id(h, TAG_H1, "Sh", n); + break; + case ROFFT_BODY: + if (n->sec == SEC_AUTHORS) + h->flags &= ~(HTML_SPLIT|HTML_NOSPLIT); + break; + default: + break; + } + return 1; +} + +static int +mdoc_ss_pre(MDOC_ARGS) +{ + switch (n->type) { + case ROFFT_BLOCK: + html_close_paragraph(h); + print_otag(h, TAG_SECTION, "c", "Ss"); + break; + case ROFFT_HEAD: + print_otag_id(h, TAG_H2, "Ss", n); + break; + case ROFFT_BODY: + break; + default: + abort(); + } + return 1; +} + +static int +mdoc_fl_pre(MDOC_ARGS) +{ + struct roff_node *nn; + + print_otag_id(h, TAG_CODE, "Fl", n); + print_text(h, "\\-"); + if (n->child != NULL || + ((nn = roff_node_next(n)) != NULL && + nn->type != ROFFT_TEXT && + (nn->flags & NODE_LINE) == 0)) + h->flags |= HTML_NOSPACE; + + return 1; +} + +static int +mdoc_nd_pre(MDOC_ARGS) +{ + switch (n->type) { + case ROFFT_BLOCK: + return 1; + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + break; + default: + abort(); + } + print_text(h, "\\(em"); + print_otag(h, TAG_SPAN, "c", "Nd"); + return 1; +} + +static int +mdoc_nm_pre(MDOC_ARGS) +{ + switch (n->type) { + case ROFFT_BLOCK: + break; + case ROFFT_HEAD: + print_otag(h, TAG_TD, ""); + /* FALLTHROUGH */ + case ROFFT_ELEM: + print_otag(h, TAG_CODE, "c", "Nm"); + return 1; + case ROFFT_BODY: + print_otag(h, TAG_TD, ""); + return 1; + default: + abort(); + } + html_close_paragraph(h); + synopsis_pre(h, n); + print_otag(h, TAG_TABLE, "c", "Nm"); + print_otag(h, TAG_TR, ""); + return 1; +} + +static int +mdoc_xr_pre(MDOC_ARGS) +{ + if (NULL == n->child) + return 0; + + if (h->base_man1) + print_otag(h, TAG_A, "chM", "Xr", + n->child->string, n->child->next == NULL ? + NULL : n->child->next->string); + else + print_otag(h, TAG_A, "c", "Xr"); + + n = n->child; + print_text(h, n->string); + + if (NULL == (n = n->next)) + return 0; + + h->flags |= HTML_NOSPACE; + print_text(h, "("); + h->flags |= HTML_NOSPACE; + print_text(h, n->string); + h->flags |= HTML_NOSPACE; + print_text(h, ")"); + return 0; +} + +static int +mdoc_tg_pre(MDOC_ARGS) +{ + char *id; + + if ((id = html_make_id(n, 1)) != NULL) { + print_tagq(h, print_otag(h, TAG_MARK, "i", id)); + free(id); + } + return 0; +} + +static int +mdoc_ns_pre(MDOC_ARGS) +{ + + if ( ! (NODE_LINE & n->flags)) + h->flags |= HTML_NOSPACE; + return 1; +} + +static int +mdoc_ar_pre(MDOC_ARGS) +{ + print_otag(h, TAG_VAR, "c", "Ar"); + return 1; +} + +static int +mdoc_xx_pre(MDOC_ARGS) +{ + print_otag(h, TAG_SPAN, "c", "Ux"); + return 1; +} + +static int +mdoc_it_pre(MDOC_ARGS) +{ + const struct roff_node *bl; + enum mdoc_list type; + + bl = n->parent; + while (bl->tok != MDOC_Bl) + bl = bl->parent; + type = bl->norm->Bl.type; + + switch (type) { + case LIST_bullet: + case LIST_dash: + case LIST_hyphen: + case LIST_item: + case LIST_enum: + switch (n->type) { + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + print_otag_id(h, TAG_LI, NULL, n); + break; + default: + break; + } + break; + case LIST_diag: + case LIST_hang: + case LIST_inset: + case LIST_ohang: + switch (n->type) { + case ROFFT_HEAD: + print_otag_id(h, TAG_DT, NULL, n); + break; + case ROFFT_BODY: + print_otag(h, TAG_DD, ""); + break; + default: + break; + } + break; + case LIST_tag: + switch (n->type) { + case ROFFT_HEAD: + print_otag_id(h, TAG_DT, NULL, n); + break; + case ROFFT_BODY: + if (n->child == NULL) { + print_otag(h, TAG_DD, "s", "width", "auto"); + print_text(h, "\\ "); + } else + print_otag(h, TAG_DD, ""); + break; + default: + break; + } + break; + case LIST_column: + switch (n->type) { + case ROFFT_HEAD: + break; + case ROFFT_BODY: + print_otag(h, TAG_TD, ""); + break; + default: + print_otag_id(h, TAG_TR, NULL, n); + } + default: + break; + } + + return 1; +} + +static int +mdoc_bl_pre(MDOC_ARGS) +{ + char cattr[32]; + struct mdoc_bl *bl; + enum htmltag elemtype; + + switch (n->type) { + case ROFFT_BLOCK: + html_close_paragraph(h); + break; + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + return 1; + default: + abort(); + } + + bl = &n->norm->Bl; + switch (bl->type) { + case LIST_bullet: + elemtype = TAG_UL; + (void)strlcpy(cattr, "Bl-bullet", sizeof(cattr)); + break; + case LIST_dash: + case LIST_hyphen: + elemtype = TAG_UL; + (void)strlcpy(cattr, "Bl-dash", sizeof(cattr)); + break; + case LIST_item: + elemtype = TAG_UL; + (void)strlcpy(cattr, "Bl-item", sizeof(cattr)); + break; + case LIST_enum: + elemtype = TAG_OL; + (void)strlcpy(cattr, "Bl-enum", sizeof(cattr)); + break; + case LIST_diag: + elemtype = TAG_DL; + (void)strlcpy(cattr, "Bl-diag", sizeof(cattr)); + break; + case LIST_hang: + elemtype = TAG_DL; + (void)strlcpy(cattr, "Bl-hang", sizeof(cattr)); + break; + case LIST_inset: + elemtype = TAG_DL; + (void)strlcpy(cattr, "Bl-inset", sizeof(cattr)); + break; + case LIST_ohang: + elemtype = TAG_DL; + (void)strlcpy(cattr, "Bl-ohang", sizeof(cattr)); + break; + case LIST_tag: + if (bl->offs) + print_otag(h, TAG_DIV, "c", "Bd-indent"); + print_otag_id(h, TAG_DL, + bl->comp ? "Bl-tag Bl-compact" : "Bl-tag", n->body); + return 1; + case LIST_column: + elemtype = TAG_TABLE; + (void)strlcpy(cattr, "Bl-column", sizeof(cattr)); + break; + default: + abort(); + } + if (bl->offs != NULL) + (void)strlcat(cattr, " Bd-indent", sizeof(cattr)); + if (bl->comp) + (void)strlcat(cattr, " Bl-compact", sizeof(cattr)); + print_otag_id(h, elemtype, cattr, n->body); + return 1; +} + +static int +mdoc_ex_pre(MDOC_ARGS) +{ + if (roff_node_prev(n) != NULL) + print_otag(h, TAG_BR, ""); + return 1; +} + +static int +mdoc_st_pre(MDOC_ARGS) +{ + print_otag(h, TAG_SPAN, "c", "St"); + return 1; +} + +static int +mdoc_em_pre(MDOC_ARGS) +{ + print_otag_id(h, TAG_I, "Em", n); + return 1; +} + +static int +mdoc_d1_pre(MDOC_ARGS) +{ + switch (n->type) { + case ROFFT_BLOCK: + html_close_paragraph(h); + return 1; + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + break; + default: + abort(); + } + print_otag_id(h, TAG_DIV, "Bd Bd-indent", n); + if (n->tok == MDOC_Dl) + print_otag(h, TAG_CODE, "c", "Li"); + return 1; +} + +static int +mdoc_sx_pre(MDOC_ARGS) +{ + char *id; + + id = html_make_id(n, 0); + print_otag(h, TAG_A, "chR", "Sx", id); + free(id); + return 1; +} + +static int +mdoc_bd_pre(MDOC_ARGS) +{ + char buf[16]; + struct roff_node *nn; + int comp; + + switch (n->type) { + case ROFFT_BLOCK: + html_close_paragraph(h); + return 1; + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + break; + default: + abort(); + } + + /* Handle preceding whitespace. */ + + comp = n->norm->Bd.comp; + for (nn = n; nn != NULL && comp == 0; nn = nn->parent) { + if (nn->type != ROFFT_BLOCK) + continue; + if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss) + comp = 1; + if (roff_node_prev(nn) != NULL) + break; + } + (void)strlcpy(buf, "Bd", sizeof(buf)); + if (comp == 0) + (void)strlcat(buf, " Pp", sizeof(buf)); + + /* Handle the -offset argument. */ + + if (n->norm->Bd.offs != NULL && + strcmp(n->norm->Bd.offs, "left") != 0) + (void)strlcat(buf, " Bd-indent", sizeof(buf)); + + print_otag_id(h, TAG_DIV, buf, n); + return 1; +} + +static int +mdoc_pa_pre(MDOC_ARGS) +{ + print_otag(h, TAG_SPAN, "c", "Pa"); + return 1; +} + +static int +mdoc_ad_pre(MDOC_ARGS) +{ + print_otag(h, TAG_SPAN, "c", "Ad"); + return 1; +} + +static int +mdoc_an_pre(MDOC_ARGS) +{ + if (n->norm->An.auth == AUTH_split) { + h->flags &= ~HTML_NOSPLIT; + h->flags |= HTML_SPLIT; + return 0; + } + if (n->norm->An.auth == AUTH_nosplit) { + h->flags &= ~HTML_SPLIT; + h->flags |= HTML_NOSPLIT; + return 0; + } + + if (h->flags & HTML_SPLIT) + print_otag(h, TAG_BR, ""); + + if (n->sec == SEC_AUTHORS && ! (h->flags & HTML_NOSPLIT)) + h->flags |= HTML_SPLIT; + + print_otag(h, TAG_SPAN, "c", "An"); + return 1; +} + +static int +mdoc_cd_pre(MDOC_ARGS) +{ + synopsis_pre(h, n); + print_otag(h, TAG_CODE, "c", "Cd"); + return 1; +} + +static int +mdoc_fa_pre(MDOC_ARGS) +{ + const struct roff_node *nn; + struct tag *t; + + if (n->parent->tok != MDOC_Fo) { + print_otag(h, TAG_VAR, "c", "Fa"); + return 1; + } + for (nn = n->child; nn != NULL; nn = nn->next) { + t = print_otag(h, TAG_VAR, "c", "Fa"); + print_text(h, nn->string); + print_tagq(h, t); + if (nn->next != NULL) { + h->flags |= HTML_NOSPACE; + print_text(h, ","); + } + } + if (n->child != NULL && + (nn = roff_node_next(n)) != NULL && + nn->tok == MDOC_Fa) { + h->flags |= HTML_NOSPACE; + print_text(h, ","); + } + return 0; +} + +static int +mdoc_fd_pre(MDOC_ARGS) +{ + struct tag *t; + char *buf, *cp; + + synopsis_pre(h, n); + + if (NULL == (n = n->child)) + return 0; + + assert(n->type == ROFFT_TEXT); + + if (strcmp(n->string, "#include")) { + print_otag(h, TAG_CODE, "c", "Fd"); + return 1; + } + + print_otag(h, TAG_CODE, "c", "In"); + print_text(h, n->string); + + if (NULL != (n = n->next)) { + assert(n->type == ROFFT_TEXT); + + if (h->base_includes) { + cp = n->string; + if (*cp == '<' || *cp == '"') + cp++; + buf = mandoc_strdup(cp); + cp = strchr(buf, '\0') - 1; + if (cp >= buf && (*cp == '>' || *cp == '"')) + *cp = '\0'; + t = print_otag(h, TAG_A, "chI", "In", buf); + free(buf); + } else + t = print_otag(h, TAG_A, "c", "In"); + + print_text(h, n->string); + print_tagq(h, t); + + n = n->next; + } + + for ( ; n; n = n->next) { + assert(n->type == ROFFT_TEXT); + print_text(h, n->string); + } + + return 0; +} + +static int +mdoc_vt_pre(MDOC_ARGS) +{ + if (n->type == ROFFT_BLOCK) { + synopsis_pre(h, n); + return 1; + } else if (n->type == ROFFT_ELEM) { + synopsis_pre(h, n); + } else if (n->type == ROFFT_HEAD) + return 0; + + print_otag(h, TAG_VAR, "c", "Vt"); + return 1; +} + +static int +mdoc_ft_pre(MDOC_ARGS) +{ + synopsis_pre(h, n); + print_otag(h, TAG_VAR, "c", "Ft"); + return 1; +} + +static int +mdoc_fn_pre(MDOC_ARGS) +{ + struct tag *t; + char nbuf[BUFSIZ]; + const char *sp, *ep; + int sz, pretty; + + pretty = NODE_SYNPRETTY & n->flags; + synopsis_pre(h, n); + + /* Split apart into type and name. */ + assert(n->child->string); + sp = n->child->string; + + ep = strchr(sp, ' '); + if (NULL != ep) { + t = print_otag(h, TAG_VAR, "c", "Ft"); + + while (ep) { + sz = MIN((int)(ep - sp), BUFSIZ - 1); + (void)memcpy(nbuf, sp, (size_t)sz); + nbuf[sz] = '\0'; + print_text(h, nbuf); + sp = ++ep; + ep = strchr(sp, ' '); + } + print_tagq(h, t); + } + + t = print_otag_id(h, TAG_CODE, "Fn", n); + + if (sp) + print_text(h, sp); + + print_tagq(h, t); + + h->flags |= HTML_NOSPACE; + print_text(h, "("); + h->flags |= HTML_NOSPACE; + + for (n = n->child->next; n; n = n->next) { + if (NODE_SYNPRETTY & n->flags) + t = print_otag(h, TAG_VAR, "cs", "Fa", + "white-space", "nowrap"); + else + t = print_otag(h, TAG_VAR, "c", "Fa"); + print_text(h, n->string); + print_tagq(h, t); + if (n->next) { + h->flags |= HTML_NOSPACE; + print_text(h, ","); + } + } + + h->flags |= HTML_NOSPACE; + print_text(h, ")"); + + if (pretty) { + h->flags |= HTML_NOSPACE; + print_text(h, ";"); + } + + return 0; +} + +static int +mdoc_sm_pre(MDOC_ARGS) +{ + + if (NULL == n->child) + h->flags ^= HTML_NONOSPACE; + else if (0 == strcmp("on", n->child->string)) + h->flags &= ~HTML_NONOSPACE; + else + h->flags |= HTML_NONOSPACE; + + if ( ! (HTML_NONOSPACE & h->flags)) + h->flags &= ~HTML_NOSPACE; + + return 0; +} + +static int +mdoc_skip_pre(MDOC_ARGS) +{ + + return 0; +} + +static int +mdoc_pp_pre(MDOC_ARGS) +{ + char *id; + + if (n->flags & NODE_NOFILL) { + print_endline(h); + if (n->flags & NODE_ID) + mdoc_tg_pre(meta, n, h); + else { + h->col = 1; + print_endline(h); + } + } else { + html_close_paragraph(h); + id = n->flags & NODE_ID ? html_make_id(n, 1) : NULL; + print_otag(h, TAG_P, "ci", "Pp", id); + free(id); + } + return 0; +} + +static int +mdoc_lk_pre(MDOC_ARGS) +{ + const struct roff_node *link, *descr, *punct; + struct tag *t; + + if ((link = n->child) == NULL) + return 0; + + /* Find beginning of trailing punctuation. */ + punct = n->last; + while (punct != link && punct->flags & NODE_DELIMC) + punct = punct->prev; + punct = punct->next; + + /* Link target and link text. */ + descr = link->next; + if (descr == punct) + descr = link; /* no text */ + t = print_otag(h, TAG_A, "ch", "Lk", link->string); + do { + if (descr->flags & (NODE_DELIMC | NODE_DELIMO)) + h->flags |= HTML_NOSPACE; + print_text(h, descr->string); + descr = descr->next; + } while (descr != punct); + print_tagq(h, t); + + /* Trailing punctuation. */ + while (punct != NULL) { + h->flags |= HTML_NOSPACE; + print_text(h, punct->string); + punct = punct->next; + } + return 0; +} + +static int +mdoc_mt_pre(MDOC_ARGS) +{ + struct tag *t; + char *cp; + + for (n = n->child; n; n = n->next) { + assert(n->type == ROFFT_TEXT); + mandoc_asprintf(&cp, "mailto:%s", n->string); + t = print_otag(h, TAG_A, "ch", "Mt", cp); + print_text(h, n->string); + print_tagq(h, t); + free(cp); + } + return 0; +} + +static int +mdoc_fo_pre(MDOC_ARGS) +{ + struct tag *t; + + switch (n->type) { + case ROFFT_BLOCK: + synopsis_pre(h, n); + return 1; + case ROFFT_HEAD: + if (n->child != NULL) { + t = print_otag_id(h, TAG_CODE, "Fn", n); + print_text(h, n->child->string); + print_tagq(h, t); + } + return 0; + case ROFFT_BODY: + h->flags |= HTML_NOSPACE; + print_text(h, "("); + h->flags |= HTML_NOSPACE; + return 1; + default: + abort(); + } +} + +static void +mdoc_fo_post(MDOC_ARGS) +{ + if (n->type != ROFFT_BODY) + return; + h->flags |= HTML_NOSPACE; + print_text(h, ")"); + h->flags |= HTML_NOSPACE; + print_text(h, ";"); +} + +static int +mdoc_in_pre(MDOC_ARGS) +{ + struct tag *t; + + synopsis_pre(h, n); + print_otag(h, TAG_CODE, "c", "In"); + + /* + * The first argument of the `In' gets special treatment as + * being a linked value. Subsequent values are printed + * afterward. groff does similarly. This also handles the case + * of no children. + */ + + if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags) + print_text(h, "#include"); + + print_text(h, "<"); + h->flags |= HTML_NOSPACE; + + if (NULL != (n = n->child)) { + assert(n->type == ROFFT_TEXT); + + if (h->base_includes) + t = print_otag(h, TAG_A, "chI", "In", n->string); + else + t = print_otag(h, TAG_A, "c", "In"); + print_text(h, n->string); + print_tagq(h, t); + + n = n->next; + } + + h->flags |= HTML_NOSPACE; + print_text(h, ">"); + + for ( ; n; n = n->next) { + assert(n->type == ROFFT_TEXT); + print_text(h, n->string); + } + return 0; +} + +static int +mdoc_va_pre(MDOC_ARGS) +{ + print_otag(h, TAG_VAR, "c", "Va"); + return 1; +} + +static int +mdoc_ap_pre(MDOC_ARGS) +{ + h->flags |= HTML_NOSPACE; + print_text(h, "\\(aq"); + h->flags |= HTML_NOSPACE; + return 1; +} + +static int +mdoc_bf_pre(MDOC_ARGS) +{ + const char *cattr; + + switch (n->type) { + case ROFFT_BLOCK: + html_close_paragraph(h); + return 1; + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + break; + default: + abort(); + } + + if (FONT_Em == n->norm->Bf.font) + cattr = "Bf Em"; + else if (FONT_Sy == n->norm->Bf.font) + cattr = "Bf Sy"; + else if (FONT_Li == n->norm->Bf.font) + cattr = "Bf Li"; + else + cattr = "Bf No"; + + /* Cannot use TAG_SPAN because it may contain blocks. */ + print_otag(h, TAG_DIV, "c", cattr); + return 1; +} + +static int +mdoc_igndelim_pre(MDOC_ARGS) +{ + h->flags |= HTML_IGNDELIM; + return 1; +} + +static void +mdoc_pf_post(MDOC_ARGS) +{ + if ( ! (n->next == NULL || n->next->flags & NODE_LINE)) + h->flags |= HTML_NOSPACE; +} + +static int +mdoc_rs_pre(MDOC_ARGS) +{ + switch (n->type) { + case ROFFT_BLOCK: + if (n->sec == SEC_SEE_ALSO) + html_close_paragraph(h); + break; + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + if (n->sec == SEC_SEE_ALSO) + print_otag(h, TAG_P, "c", "Pp"); + print_otag(h, TAG_CITE, "c", "Rs"); + break; + default: + abort(); + } + return 1; +} + +static int +mdoc_no_pre(MDOC_ARGS) +{ + print_otag_id(h, TAG_SPAN, roff_name[n->tok], n); + return 1; +} + +static int +mdoc_sy_pre(MDOC_ARGS) +{ + print_otag_id(h, TAG_B, "Sy", n); + return 1; +} + +static int +mdoc_lb_pre(MDOC_ARGS) +{ + if (n->sec == SEC_LIBRARY && + n->flags & NODE_LINE && + roff_node_prev(n) != NULL) + print_otag(h, TAG_BR, ""); + + print_otag(h, TAG_SPAN, "c", "Lb"); + return 1; +} + +static int +mdoc__x_pre(MDOC_ARGS) +{ + struct roff_node *nn; + const char *cattr; + enum htmltag t; + + t = TAG_SPAN; + + switch (n->tok) { + case MDOC__A: + cattr = "RsA"; + if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A && + ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A)) + print_text(h, "and"); + break; + case MDOC__B: + t = TAG_I; + cattr = "RsB"; + break; + case MDOC__C: + cattr = "RsC"; + break; + case MDOC__D: + cattr = "RsD"; + break; + case MDOC__I: + t = TAG_I; + cattr = "RsI"; + break; + case MDOC__J: + t = TAG_I; + cattr = "RsJ"; + break; + case MDOC__N: + cattr = "RsN"; + break; + case MDOC__O: + cattr = "RsO"; + break; + case MDOC__P: + cattr = "RsP"; + break; + case MDOC__Q: + cattr = "RsQ"; + break; + case MDOC__R: + cattr = "RsR"; + break; + case MDOC__T: + cattr = "RsT"; + break; + case MDOC__U: + print_otag(h, TAG_A, "ch", "RsU", n->child->string); + return 1; + case MDOC__V: + cattr = "RsV"; + break; + default: + abort(); + } + + print_otag(h, t, "c", cattr); + return 1; +} + +static void +mdoc__x_post(MDOC_ARGS) +{ + struct roff_node *nn; + + if (n->tok == MDOC__A && + (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A && + ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) && + ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A)) + return; + + /* TODO: %U */ + + if (n->parent == NULL || n->parent->tok != MDOC_Rs) + return; + + h->flags |= HTML_NOSPACE; + print_text(h, roff_node_next(n) ? "," : "."); +} + +static int +mdoc_bk_pre(MDOC_ARGS) +{ + + switch (n->type) { + case ROFFT_BLOCK: + break; + case ROFFT_HEAD: + return 0; + case ROFFT_BODY: + if (n->parent->args != NULL || n->prev->child == NULL) + h->flags |= HTML_PREKEEP; + break; + default: + abort(); + } + + return 1; +} + +static void +mdoc_bk_post(MDOC_ARGS) +{ + + if (n->type == ROFFT_BODY) + h->flags &= ~(HTML_KEEP | HTML_PREKEEP); +} + +static int +mdoc_quote_pre(MDOC_ARGS) +{ + if (n->type != ROFFT_BODY) + return 1; + + switch (n->tok) { + case MDOC_Ao: + case MDOC_Aq: + print_text(h, n->child != NULL && n->child->next == NULL && + n->child->tok == MDOC_Mt ? "<" : "\\(la"); + break; + case MDOC_Bro: + case MDOC_Brq: + print_text(h, "\\(lC"); + break; + case MDOC_Bo: + case MDOC_Bq: + print_text(h, "\\(lB"); + break; + case MDOC_Oo: + case MDOC_Op: + print_text(h, "\\(lB"); + /* + * Give up on semantic markup for now. + * We cannot use TAG_SPAN because .Oo may contain blocks. + * We cannot use TAG_DIV because we might be in a + * phrasing context (like .Dl or .Pp); we cannot + * close out a .Pp at this point either because + * that would break the line. + */ + /* XXX print_otag(h, TAG_???, "c", "Op"); */ + break; + case MDOC_En: + if (NULL == n->norm->Es || + NULL == n->norm->Es->child) + return 1; + print_text(h, n->norm->Es->child->string); + break; + case MDOC_Do: + case MDOC_Dq: + print_text(h, "\\(lq"); + break; + case MDOC_Qo: + case MDOC_Qq: + print_text(h, "\""); + break; + case MDOC_Po: + case MDOC_Pq: + print_text(h, "("); + break; + case MDOC_Ql: + print_text(h, "\\(oq"); + h->flags |= HTML_NOSPACE; + print_otag(h, TAG_CODE, "c", "Li"); + break; + case MDOC_So: + case MDOC_Sq: + print_text(h, "\\(oq"); + break; + default: + abort(); + } + + h->flags |= HTML_NOSPACE; + return 1; +} + +static void +mdoc_quote_post(MDOC_ARGS) +{ + + if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM) + return; + + h->flags |= HTML_NOSPACE; + + switch (n->tok) { + case MDOC_Ao: + case MDOC_Aq: + print_text(h, n->child != NULL && n->child->next == NULL && + n->child->tok == MDOC_Mt ? ">" : "\\(ra"); + break; + case MDOC_Bro: + case MDOC_Brq: + print_text(h, "\\(rC"); + break; + case MDOC_Oo: + case MDOC_Op: + case MDOC_Bo: + case MDOC_Bq: + print_text(h, "\\(rB"); + break; + case MDOC_En: + if (n->norm->Es == NULL || + n->norm->Es->child == NULL || + n->norm->Es->child->next == NULL) + h->flags &= ~HTML_NOSPACE; + else + print_text(h, n->norm->Es->child->next->string); + break; + case MDOC_Do: + case MDOC_Dq: + print_text(h, "\\(rq"); + break; + case MDOC_Qo: + case MDOC_Qq: + print_text(h, "\""); + break; + case MDOC_Po: + case MDOC_Pq: + print_text(h, ")"); + break; + case MDOC_Ql: + case MDOC_So: + case MDOC_Sq: + print_text(h, "\\(cq"); + break; + default: + abort(); + } +} + +static int +mdoc_eo_pre(MDOC_ARGS) +{ + + 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) + print_text(h, "\\&"); + 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))) + h->flags |= HTML_NOSPACE; + return 1; +} + +static void +mdoc_eo_post(MDOC_ARGS) +{ + int body, tail; + + if (n->type != ROFFT_BODY) + return; + + if (n->end != ENDBODY_NOT) { + h->flags &= ~HTML_NOSPACE; + return; + } + + body = n->child != NULL || n->parent->head->child != NULL; + tail = n->parent->tail != NULL && n->parent->tail->child != NULL; + + if (body && tail) + h->flags |= HTML_NOSPACE; + else if ( ! tail) + h->flags &= ~HTML_NOSPACE; +} + +static int +mdoc_abort_pre(MDOC_ARGS) +{ + abort(); +} |