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authorKristaps Dzonsons <kristaps@bsd.lv>2009-03-26 14:38:11 +0000
committerKristaps Dzonsons <kristaps@bsd.lv>2009-03-26 14:38:11 +0000
commit2b3f9168554bb673c8ddd5e40dc88253f5e8d999 (patch)
treeb77660a67128df815b9b262f201b3e99f5239d4c /mdoc_term.c
parent3e5450d43d3c10157f2bc26fb800be01f4d42261 (diff)
downloadmandoc-2b3f9168554bb673c8ddd5e40dc88253f5e8d999.tar.gz
Initial front-end formatting for -man pages.
Diffstat (limited to 'mdoc_term.c')
-rw-r--r--mdoc_term.c2247
1 files changed, 2247 insertions, 0 deletions
diff --git a/mdoc_term.c b/mdoc_term.c
new file mode 100644
index 00000000..71124804
--- /dev/null
+++ b/mdoc_term.c
@@ -0,0 +1,2247 @@
+/* $Id$ */
+/*
+ * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR 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.
+ */
+#include <sys/types.h>
+
+#include <assert.h>
+#include <ctype.h>
+#include <err.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "term.h"
+#include "mdoc.h"
+
+/* FIXME: macro arguments can be escaped. */
+/* FIXME: support more offset/width tokens. */
+
+#define TTYPE_PROG 0
+#define TTYPE_CMD_FLAG 1
+#define TTYPE_CMD_ARG 2
+#define TTYPE_SECTION 3
+#define TTYPE_FUNC_DECL 4
+#define TTYPE_VAR_DECL 5
+#define TTYPE_FUNC_TYPE 6
+#define TTYPE_FUNC_NAME 7
+#define TTYPE_FUNC_ARG 8
+#define TTYPE_LINK 9
+#define TTYPE_SSECTION 10
+#define TTYPE_FILE 11
+#define TTYPE_EMPH 12
+#define TTYPE_CONFIG 13
+#define TTYPE_CMD 14
+#define TTYPE_INCLUDE 15
+#define TTYPE_SYMB 16
+#define TTYPE_SYMBOL 17
+#define TTYPE_DIAG 18
+#define TTYPE_LINK_ANCHOR 19
+#define TTYPE_LINK_TEXT 20
+#define TTYPE_REF_JOURNAL 21
+#define TTYPE_LIST 22
+#define TTYPE_NMAX 23
+
+const int ttypes[TTYPE_NMAX] = {
+ TERMP_BOLD, /* TTYPE_PROG */
+ TERMP_BOLD, /* TTYPE_CMD_FLAG */
+ TERMP_UNDER, /* TTYPE_CMD_ARG */
+ TERMP_BOLD, /* TTYPE_SECTION */
+ TERMP_BOLD, /* TTYPE_FUNC_DECL */
+ TERMP_UNDER, /* TTYPE_VAR_DECL */
+ TERMP_UNDER, /* TTYPE_FUNC_TYPE */
+ TERMP_BOLD, /* TTYPE_FUNC_NAME */
+ TERMP_UNDER, /* TTYPE_FUNC_ARG */
+ TERMP_UNDER, /* TTYPE_LINK */
+ TERMP_BOLD, /* TTYPE_SSECTION */
+ TERMP_UNDER, /* TTYPE_FILE */
+ TERMP_UNDER, /* TTYPE_EMPH */
+ TERMP_BOLD, /* TTYPE_CONFIG */
+ TERMP_BOLD, /* TTYPE_CMD */
+ TERMP_BOLD, /* TTYPE_INCLUDE */
+ TERMP_BOLD, /* TTYPE_SYMB */
+ TERMP_BOLD, /* TTYPE_SYMBOL */
+ TERMP_BOLD, /* TTYPE_DIAG */
+ TERMP_UNDER, /* TTYPE_LINK_ANCHOR */
+ TERMP_BOLD, /* TTYPE_LINK_TEXT */
+ TERMP_UNDER, /* TTYPE_REF_JOURNAL */
+ TERMP_BOLD /* TTYPE_LIST */
+};
+
+/* XXX - clean this up. */
+
+struct termpair {
+ struct termpair *ppair;
+ int type;
+#define TERMPAIR_FLAG (1 << 0)
+ int flag;
+ size_t offset;
+ size_t rmargin;
+ int count;
+};
+
+#define TERMPAIR_SETFLAG(termp, p, fl) \
+ do { \
+ assert(! (TERMPAIR_FLAG & (p)->type)); \
+ (termp)->flags |= (fl); \
+ (p)->flag = (fl); \
+ (p)->type |= TERMPAIR_FLAG; \
+ } while ( /* CONSTCOND */ 0)
+
+#define DECL_ARGS \
+ struct termp *p, struct termpair *pair, \
+ const struct mdoc_meta *meta, \
+ const struct mdoc_node *node
+
+#define DECL_PRE(name) \
+static int name##_pre(DECL_ARGS)
+#define DECL_POST(name) \
+static void name##_post(DECL_ARGS)
+#define DECL_PREPOST(name) \
+DECL_PRE(name); \
+DECL_POST(name);
+
+DECL_PREPOST(termp__t);
+DECL_PREPOST(termp_aq);
+DECL_PREPOST(termp_bd);
+DECL_PREPOST(termp_bq);
+DECL_PREPOST(termp_brq);
+DECL_PREPOST(termp_d1);
+DECL_PREPOST(termp_dq);
+DECL_PREPOST(termp_fd);
+DECL_PREPOST(termp_fn);
+DECL_PREPOST(termp_fo);
+DECL_PREPOST(termp_ft);
+DECL_PREPOST(termp_in);
+DECL_PREPOST(termp_it);
+DECL_PREPOST(termp_lb);
+DECL_PREPOST(termp_op);
+DECL_PREPOST(termp_pf);
+DECL_PREPOST(termp_pq);
+DECL_PREPOST(termp_qq);
+DECL_PREPOST(termp_sh);
+DECL_PREPOST(termp_ss);
+DECL_PREPOST(termp_sq);
+DECL_PREPOST(termp_vt);
+
+DECL_PRE(termp__j);
+DECL_PRE(termp_ap);
+DECL_PRE(termp_ar);
+DECL_PRE(termp_at);
+DECL_PRE(termp_bf);
+DECL_PRE(termp_bsx);
+DECL_PRE(termp_bt);
+DECL_PRE(termp_cd);
+DECL_PRE(termp_cm);
+DECL_PRE(termp_dx);
+DECL_PRE(termp_em);
+DECL_PRE(termp_ex);
+DECL_PRE(termp_fa);
+DECL_PRE(termp_fl);
+DECL_PRE(termp_fx);
+DECL_PRE(termp_ic);
+DECL_PRE(termp_lk);
+DECL_PRE(termp_ms);
+DECL_PRE(termp_mt);
+DECL_PRE(termp_nd);
+DECL_PRE(termp_nm);
+DECL_PRE(termp_ns);
+DECL_PRE(termp_nx);
+DECL_PRE(termp_ox);
+DECL_PRE(termp_pa);
+DECL_PRE(termp_pp);
+DECL_PRE(termp_rs);
+DECL_PRE(termp_rv);
+DECL_PRE(termp_sm);
+DECL_PRE(termp_st);
+DECL_PRE(termp_sx);
+DECL_PRE(termp_sy);
+DECL_PRE(termp_ud);
+DECL_PRE(termp_ux);
+DECL_PRE(termp_va);
+DECL_PRE(termp_xr);
+
+DECL_POST(termp___);
+DECL_POST(termp_bl);
+DECL_POST(termp_bx);
+
+struct termact {
+ int (*pre)(DECL_ARGS);
+ void (*post)(DECL_ARGS);
+};
+
+static const struct termact termacts[MDOC_MAX] = {
+ { NULL, NULL }, /* \" */
+ { NULL, NULL }, /* Dd */
+ { NULL, NULL }, /* Dt */
+ { NULL, NULL }, /* Os */
+ { termp_sh_pre, termp_sh_post }, /* Sh */
+ { termp_ss_pre, termp_ss_post }, /* Ss */
+ { termp_pp_pre, NULL }, /* Pp */
+ { termp_d1_pre, termp_d1_post }, /* D1 */
+ { termp_d1_pre, termp_d1_post }, /* Dl */
+ { termp_bd_pre, termp_bd_post }, /* Bd */
+ { NULL, NULL }, /* Ed */
+ { NULL, termp_bl_post }, /* Bl */
+ { NULL, NULL }, /* El */
+ { termp_it_pre, termp_it_post }, /* It */
+ { NULL, NULL }, /* Ad */
+ { NULL, NULL }, /* An */
+ { termp_ar_pre, NULL }, /* Ar */
+ { termp_cd_pre, NULL }, /* Cd */
+ { termp_cm_pre, NULL }, /* Cm */
+ { NULL, NULL }, /* Dv */
+ { NULL, NULL }, /* Er */
+ { NULL, NULL }, /* Ev */
+ { termp_ex_pre, NULL }, /* Ex */
+ { termp_fa_pre, NULL }, /* Fa */
+ { termp_fd_pre, termp_fd_post }, /* Fd */
+ { termp_fl_pre, NULL }, /* Fl */
+ { termp_fn_pre, termp_fn_post }, /* Fn */
+ { termp_ft_pre, termp_ft_post }, /* Ft */
+ { termp_ic_pre, NULL }, /* Ic */
+ { termp_in_pre, termp_in_post }, /* In */
+ { NULL, NULL }, /* Li */
+ { termp_nd_pre, NULL }, /* Nd */
+ { termp_nm_pre, NULL }, /* Nm */
+ { termp_op_pre, termp_op_post }, /* Op */
+ { NULL, NULL }, /* Ot */
+ { termp_pa_pre, NULL }, /* Pa */
+ { termp_rv_pre, NULL }, /* Rv */
+ { termp_st_pre, NULL }, /* St */
+ { termp_va_pre, NULL }, /* Va */
+ { termp_vt_pre, termp_vt_post }, /* Vt */
+ { termp_xr_pre, NULL }, /* Xr */
+ { NULL, termp____post }, /* %A */
+ { NULL, termp____post }, /* %B */
+ { NULL, termp____post }, /* %D */
+ { NULL, termp____post }, /* %I */
+ { termp__j_pre, termp____post }, /* %J */
+ { NULL, termp____post }, /* %N */
+ { NULL, termp____post }, /* %O */
+ { NULL, termp____post }, /* %P */
+ { NULL, termp____post }, /* %R */
+ { termp__t_pre, termp__t_post }, /* %T */
+ { NULL, termp____post }, /* %V */
+ { NULL, NULL }, /* Ac */
+ { termp_aq_pre, termp_aq_post }, /* Ao */
+ { termp_aq_pre, termp_aq_post }, /* Aq */
+ { termp_at_pre, NULL }, /* At */
+ { NULL, NULL }, /* Bc */
+ { termp_bf_pre, NULL }, /* Bf */
+ { termp_bq_pre, termp_bq_post }, /* Bo */
+ { termp_bq_pre, termp_bq_post }, /* Bq */
+ { termp_bsx_pre, NULL }, /* Bsx */
+ { NULL, termp_bx_post }, /* Bx */
+ { NULL, NULL }, /* Db */
+ { NULL, NULL }, /* Dc */
+ { termp_dq_pre, termp_dq_post }, /* Do */
+ { termp_dq_pre, termp_dq_post }, /* Dq */
+ { NULL, NULL }, /* Ec */
+ { NULL, NULL }, /* Ef */
+ { termp_em_pre, NULL }, /* Em */
+ { NULL, NULL }, /* Eo */
+ { termp_fx_pre, NULL }, /* Fx */
+ { termp_ms_pre, NULL }, /* Ms */
+ { NULL, NULL }, /* No */
+ { termp_ns_pre, NULL }, /* Ns */
+ { termp_nx_pre, NULL }, /* Nx */
+ { termp_ox_pre, NULL }, /* Ox */
+ { NULL, NULL }, /* Pc */
+ { termp_pf_pre, termp_pf_post }, /* Pf */
+ { termp_pq_pre, termp_pq_post }, /* Po */
+ { termp_pq_pre, termp_pq_post }, /* Pq */
+ { NULL, NULL }, /* Qc */
+ { termp_sq_pre, termp_sq_post }, /* Ql */
+ { termp_qq_pre, termp_qq_post }, /* Qo */
+ { termp_qq_pre, termp_qq_post }, /* Qq */
+ { NULL, NULL }, /* Re */
+ { termp_rs_pre, NULL }, /* Rs */
+ { NULL, NULL }, /* Sc */
+ { termp_sq_pre, termp_sq_post }, /* So */
+ { termp_sq_pre, termp_sq_post }, /* Sq */
+ { termp_sm_pre, NULL }, /* Sm */
+ { termp_sx_pre, NULL }, /* Sx */
+ { termp_sy_pre, NULL }, /* Sy */
+ { NULL, NULL }, /* Tn */
+ { termp_ux_pre, NULL }, /* Ux */
+ { NULL, NULL }, /* Xc */
+ { NULL, NULL }, /* Xo */
+ { termp_fo_pre, termp_fo_post }, /* Fo */
+ { NULL, NULL }, /* Fc */
+ { termp_op_pre, termp_op_post }, /* Oo */
+ { NULL, NULL }, /* Oc */
+ { NULL, NULL }, /* Bk */
+ { NULL, NULL }, /* Ek */
+ { termp_bt_pre, NULL }, /* Bt */
+ { NULL, NULL }, /* Hf */
+ { NULL, NULL }, /* Fr */
+ { termp_ud_pre, NULL }, /* Ud */
+ { termp_lb_pre, termp_lb_post }, /* Lb */
+ { termp_ap_pre, NULL }, /* Lb */
+ { termp_pp_pre, NULL }, /* Pp */
+ { termp_lk_pre, NULL }, /* Lk */
+ { termp_mt_pre, NULL }, /* Mt */
+ { termp_brq_pre, termp_brq_post }, /* Brq */
+ { termp_brq_pre, termp_brq_post }, /* Bro */
+ { NULL, NULL }, /* Brc */
+ { NULL, NULL }, /* %C */
+ { NULL, NULL }, /* Es */
+ { NULL, NULL }, /* En */
+ { termp_dx_pre, NULL }, /* Dx */
+ { NULL, NULL }, /* %Q */
+};
+
+static int arg_hasattr(int, const struct mdoc_node *);
+static int arg_getattrs(const int *, int *, size_t,
+ const struct mdoc_node *);
+static int arg_getattr(int, const struct mdoc_node *);
+static size_t arg_offset(const struct mdoc_argv *);
+static size_t arg_width(const struct mdoc_argv *, int);
+static int arg_listtype(const struct mdoc_node *);
+static int fmt_block_vspace(struct termp *,
+ const struct mdoc_node *,
+ const struct mdoc_node *);
+static int print_node(DECL_ARGS);
+static int print_head(struct termp *,
+ const struct mdoc_meta *);
+static int print_body(DECL_ARGS);
+static int print_foot(struct termp *,
+ const struct mdoc_meta *);
+static void sanity(const struct mdoc_node *);
+
+
+int
+mdoc_run(struct termp *p, const struct mdoc *m)
+{
+
+ if ( ! print_head(p, mdoc_meta(m)))
+ return(0);
+ if ( ! print_body(p, NULL, mdoc_meta(m), mdoc_node(m)))
+ return(0);
+ return(print_foot(p, mdoc_meta(m)));
+}
+
+
+static int
+print_body(DECL_ARGS)
+{
+
+ if ( ! print_node(p, pair, meta, node))
+ return(0);
+ if ( ! node->next)
+ return(1);
+ return(print_body(p, pair, meta, node->next));
+}
+
+
+static int
+print_node(DECL_ARGS)
+{
+ int dochild;
+ struct termpair npair;
+
+ /* Some quick sanity-checking. */
+
+ sanity(node);
+
+ /* Pre-processing. */
+
+ dochild = 1;
+ npair.ppair = pair;
+ npair.type = 0;
+ npair.offset = npair.rmargin = 0;
+ npair.flag = 0;
+ npair.count = 0;
+
+ if (MDOC_TEXT != node->type) {
+ if (termacts[node->tok].pre)
+ if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
+ dochild = 0;
+ } else /* MDOC_TEXT == node->type */
+ term_word(p, node->string);
+
+ /* Children. */
+
+ if (TERMPAIR_FLAG & npair.type)
+ p->flags |= npair.flag;
+
+ if (dochild && node->child)
+ print_body(p, &npair, meta, node->child);
+
+ if (TERMPAIR_FLAG & npair.type)
+ p->flags &= ~npair.flag;
+
+ /* Post-processing. */
+
+ if (MDOC_TEXT != node->type)
+ if (termacts[node->tok].post)
+ (*termacts[node->tok].post)(p, &npair, meta, node);
+
+ return(1);
+}
+
+
+static int
+print_foot(struct termp *p, const struct mdoc_meta *meta)
+{
+ struct tm *tm;
+ char *buf, *os;
+
+ if (NULL == (buf = malloc(p->rmargin)))
+ err(1, "malloc");
+ if (NULL == (os = malloc(p->rmargin)))
+ err(1, "malloc");
+
+ tm = localtime(&meta->date);
+
+#ifdef __OpenBSD__
+ if (NULL == strftime(buf, p->rmargin, "%B %d, %Y", tm))
+#else
+ if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm))
+#endif
+ err(1, "strftime");
+
+ (void)strlcpy(os, meta->os, p->rmargin);
+
+ /*
+ * This is /slightly/ different from regular groff output
+ * because we don't have page numbers. Print the following:
+ *
+ * OS MDOCDATE
+ */
+
+ term_vspace(p);
+
+ p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
+ p->rmargin = p->maxrmargin - strlen(buf);
+ p->offset = 0;
+
+ term_word(p, os);
+ term_flushln(p);
+
+ p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+ p->offset = p->rmargin;
+ p->rmargin = p->maxrmargin;
+ p->flags &= ~TERMP_NOBREAK;
+
+ term_word(p, buf);
+ term_flushln(p);
+
+ free(buf);
+ free(os);
+
+ return(1);
+}
+
+
+static int
+print_head(struct termp *p, const struct mdoc_meta *meta)
+{
+ char *buf, *title;
+
+ p->rmargin = p->maxrmargin;
+ p->offset = 0;
+
+ if (NULL == (buf = malloc(p->rmargin)))
+ err(1, "malloc");
+ if (NULL == (title = malloc(p->rmargin)))
+ err(1, "malloc");
+
+ /*
+ * The header is strange. It has three components, which are
+ * really two with the first duplicated. It goes like this:
+ *
+ * IDENTIFIER TITLE IDENTIFIER
+ *
+ * The IDENTIFIER is NAME(SECTION), which is the command-name
+ * (if given, or "unknown" if not) followed by the manual page
+ * section. These are given in `Dt'. The TITLE is a free-form
+ * string depending on the manual volume. If not specified, it
+ * switches on the manual section.
+ */
+
+ assert(meta->vol);
+ (void)strlcpy(buf, meta->vol, p->rmargin);
+
+ if (meta->arch) {
+ (void)strlcat(buf, " (", p->rmargin);
+ (void)strlcat(buf, meta->arch, p->rmargin);
+ (void)strlcat(buf, ")", p->rmargin);
+ }
+
+ (void)snprintf(title, p->rmargin, "%s(%d)",
+ meta->title, meta->msec);
+
+ p->offset = 0;
+ p->rmargin = (p->maxrmargin - strlen(buf)) / 2;
+ p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
+
+ term_word(p, title);
+ term_flushln(p);
+
+ p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
+ p->offset = p->rmargin;
+ p->rmargin = p->maxrmargin - strlen(title);
+
+ 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;
+
+ term_word(p, title);
+ term_flushln(p);
+
+ p->rmargin = p->maxrmargin;
+ p->offset = 0;
+ p->flags &= ~TERMP_NOSPACE;
+
+ free(title);
+ free(buf);
+
+ return(1);
+}
+
+
+static void
+sanity(const struct mdoc_node *n)
+{
+ char *p;
+
+ p = "regular form violated";
+
+ switch (n->type) {
+ case (MDOC_TEXT):
+ if (n->child)
+ errx(1, p);
+ if (NULL == n->parent)
+ errx(1, p);
+ if (NULL == n->string)
+ errx(1, p);
+ switch (n->parent->type) {
+ case (MDOC_TEXT):
+ /* FALLTHROUGH */
+ case (MDOC_ROOT):
+ errx(1, p);
+ /* NOTREACHED */
+ default:
+ break;
+ }
+ break;
+ case (MDOC_ELEM):
+ if (NULL == n->parent)
+ errx(1, p);
+ switch (n->parent->type) {
+ case (MDOC_TAIL):
+ /* FALLTHROUGH */
+ case (MDOC_BODY):
+ /* FALLTHROUGH */
+ case (MDOC_HEAD):
+ break;
+ default:
+ errx(1, p);
+ /* NOTREACHED */
+ }
+ if (n->child) switch (n->child->type) {
+ case (MDOC_TEXT):
+ break;
+ default:
+ errx(1, p);
+ /* NOTREACHED */
+ }
+ break;
+ case (MDOC_HEAD):
+ /* FALLTHROUGH */
+ case (MDOC_BODY):
+ /* FALLTHROUGH */
+ case (MDOC_TAIL):
+ if (NULL == n->parent)
+ errx(1, p);
+ if (MDOC_BLOCK != n->parent->type)
+ errx(1, p);
+ if (n->child) switch (n->child->type) {
+ case (MDOC_BLOCK):
+ /* FALLTHROUGH */
+ case (MDOC_ELEM):
+ /* FALLTHROUGH */
+ case (MDOC_TEXT):
+ break;
+ default:
+ errx(1, p);
+ /* NOTREACHED */
+ }
+ break;
+ case (MDOC_BLOCK):
+ if (NULL == n->parent)
+ errx(1, p);
+ if (NULL == n->child)
+ errx(1, p);
+ switch (n->parent->type) {
+ case (MDOC_ROOT):
+ /* FALLTHROUGH */
+ case (MDOC_HEAD):
+ /* FALLTHROUGH */
+ case (MDOC_BODY):
+ /* FALLTHROUGH */
+ case (MDOC_TAIL):
+ break;
+ default:
+ errx(1, p);
+ /* NOTREACHED */
+ }
+ switch (n->child->type) {
+ case (MDOC_ROOT):
+ /* FALLTHROUGH */
+ case (MDOC_ELEM):
+ errx(1, p);
+ /* NOTREACHED */
+ default:
+ break;
+ }
+ break;
+ case (MDOC_ROOT):
+ if (n->parent)
+ errx(1, p);
+ if (NULL == n->child)
+ errx(1, p);
+ switch (n->child->type) {
+ case (MDOC_BLOCK):
+ break;
+ default:
+ errx(1, p);
+ /* NOTREACHED */
+ }
+ break;
+ }
+}
+
+
+static size_t
+arg_width(const struct mdoc_argv *arg, int pos)
+{
+ size_t v;
+ int i, len;
+
+ assert(pos < (int)arg->sz && pos >= 0);
+ assert(arg->value[pos]);
+ if (0 == strcmp(arg->value[pos], "indent"))
+ return(INDENT);
+ if (0 == strcmp(arg->value[pos], "indent-two"))
+ return(INDENT * 2);
+
+ if (0 == (len = (int)strlen(arg->value[pos])))
+ return(0);
+
+ for (i = 0; i < len - 1; i++)
+ if ( ! isdigit((u_char)arg->value[pos][i]))
+ break;
+
+ if (i == len - 1) {
+ if ('n' == arg->value[pos][len - 1]) {
+ v = (size_t)atoi(arg->value[pos]);
+ return(v);
+ }
+
+ }
+ return(strlen(arg->value[pos]) + 1);
+}
+
+
+static int
+arg_listtype(const struct mdoc_node *n)
+{
+ int i, len;
+
+ assert(MDOC_BLOCK == n->type);
+
+ len = (int)(n->args ? n->args->argc : 0);
+
+ for (i = 0; i < len; i++)
+ switch (n->args->argv[i].arg) {
+ case (MDOC_Bullet):
+ /* FALLTHROUGH */
+ case (MDOC_Dash):
+ /* FALLTHROUGH */
+ case (MDOC_Enum):
+ /* FALLTHROUGH */
+ case (MDOC_Hyphen):
+ /* FALLTHROUGH */
+ case (MDOC_Tag):
+ /* FALLTHROUGH */
+ case (MDOC_Inset):
+ /* FALLTHROUGH */
+ case (MDOC_Diag):
+ /* FALLTHROUGH */
+ case (MDOC_Item):
+ /* FALLTHROUGH */
+ case (MDOC_Column):
+ /* FALLTHROUGH */
+ case (MDOC_Ohang):
+ return(n->args->argv[i].arg);
+ default:
+ break;
+ }
+
+ errx(1, "list type not supported");
+ /* NOTREACHED */
+}
+
+
+static size_t
+arg_offset(const struct mdoc_argv *arg)
+{
+
+ assert(*arg->value);
+ if (0 == strcmp(*arg->value, "indent"))
+ return(INDENT);
+ if (0 == strcmp(*arg->value, "indent-two"))
+ return(INDENT * 2);
+ return(strlen(*arg->value));
+}
+
+
+static int
+arg_hasattr(int arg, const struct mdoc_node *n)
+{
+
+ return(-1 != arg_getattr(arg, n));
+}
+
+
+static int
+arg_getattr(int v, const struct mdoc_node *n)
+{
+ int val;
+
+ return(arg_getattrs(&v, &val, 1, n) ? val : -1);
+}
+
+
+static int
+arg_getattrs(const int *keys, int *vals,
+ size_t sz, const struct mdoc_node *n)
+{
+ int i, j, k;
+
+ if (NULL == n->args)
+ return(0);
+
+ for (k = i = 0; i < (int)n->args->argc; i++)
+ for (j = 0; j < (int)sz; j++)
+ if (n->args->argv[i].arg == keys[j]) {
+ vals[j] = i;
+ k++;
+ }
+ return(k);
+}
+
+
+/* ARGSUSED */
+static int
+fmt_block_vspace(struct termp *p,
+ const struct mdoc_node *bl,
+ const struct mdoc_node *node)
+{
+ const struct mdoc_node *n;
+
+ term_newln(p);
+
+ if (arg_hasattr(MDOC_Compact, bl))
+ return(1);
+
+ for (n = node; n; n = n->parent) {
+ if (MDOC_BLOCK != n->type)
+ continue;
+ if (MDOC_Ss == n->tok)
+ break;
+ if (MDOC_Sh == n->tok)
+ break;
+ if (NULL == n->prev)
+ continue;
+ term_vspace(p);
+ break;
+ }
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_dq_pre(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return(1);
+
+ term_word(p, "\\(lq");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_dq_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\\(rq");
+}
+
+
+/* ARGSUSED */
+static int
+termp_it_pre(DECL_ARGS)
+{
+ const struct mdoc_node *bl, *n;
+ char buf[7];
+ int i, type, keys[3], vals[3];
+ size_t width, offset;
+
+ if (MDOC_BLOCK == node->type)
+ return(fmt_block_vspace(p, node->parent->parent, node));
+
+ bl = node->parent->parent->parent;
+
+ /* Save parent attributes. */
+
+ pair->offset = p->offset;
+ pair->rmargin = p->rmargin;
+ pair->flag = p->flags;
+
+ /* Get list width and offset. */
+
+ keys[0] = MDOC_Width;
+ keys[1] = MDOC_Offset;
+ keys[2] = MDOC_Column;
+
+ vals[0] = vals[1] = vals[2] = -1;
+
+ width = offset = 0;
+
+ (void)arg_getattrs(keys, vals, 3, bl);
+
+ type = arg_listtype(bl);
+
+ /* Calculate real width and offset. */
+
+ switch (type) {
+ case (MDOC_Column):
+ if (MDOC_BODY == node->type)
+ break;
+ for (i = 0, n = node->prev; n; n = n->prev, i++)
+ offset += arg_width
+ (&bl->args->argv[vals[2]], i);
+ assert(i < (int)bl->args->argv[vals[2]].sz);
+ width = arg_width(&bl->args->argv[vals[2]], i);
+ if (vals[1] >= 0)
+ offset += arg_offset(&bl->args->argv[vals[1]]);
+ break;
+ default:
+ if (vals[0] >= 0)
+ width = arg_width(&bl->args->argv[vals[0]], 0);
+ if (vals[1] >= 0)
+ offset = arg_offset(&bl->args->argv[vals[1]]);
+ 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 (MDOC_Bullet):
+ /* FALLTHROUGH */
+ case (MDOC_Dash):
+ /* FALLTHROUGH */
+ case (MDOC_Enum):
+ /* FALLTHROUGH */
+ case (MDOC_Hyphen):
+ if (width < 4)
+ width = 4;
+ break;
+ case (MDOC_Tag):
+ if (0 == width)
+ width = 10;
+ break;
+ default:
+ break;
+ }
+
+ /*
+ * Whitespace control. Inset bodies need an initial space.
+ */
+
+ switch (type) {
+ case (MDOC_Diag):
+ /* FALLTHROUGH */
+ case (MDOC_Inset):
+ if (MDOC_BODY == node->type)
+ p->flags &= ~TERMP_NOSPACE;
+ else
+ p->flags |= TERMP_NOSPACE;
+ break;
+ default:
+ p->flags |= TERMP_NOSPACE;
+ break;
+ }
+
+ /*
+ * Style flags. Diagnostic heads need TTYPE_DIAG.
+ */
+
+ switch (type) {
+ case (MDOC_Diag):
+ if (MDOC_HEAD == node->type)
+ p->flags |= ttypes[TTYPE_DIAG];
+ break;
+ default:
+ break;
+ }
+
+ /*
+ * Pad and break control. This is the tricker part. Lists with
+ * set right-margins for the head get TERMP_NOBREAK because, if
+ * they overrun the margin, they wrap to the new margin.
+ * Correspondingly, the body for these types don't left-pad, as
+ * the head will pad out to to the right.
+ */
+
+ switch (type) {
+ case (MDOC_Bullet):
+ /* FALLTHROUGH */
+ case (MDOC_Dash):
+ /* FALLTHROUGH */
+ case (MDOC_Enum):
+ /* FALLTHROUGH */
+ case (MDOC_Hyphen):
+ /* FALLTHROUGH */
+ case (MDOC_Tag):
+ if (MDOC_HEAD == node->type)
+ p->flags |= TERMP_NOBREAK;
+ else
+ p->flags |= TERMP_NOLPAD;
+ if (MDOC_HEAD == node->type && MDOC_Tag == type)
+ if (NULL == node->next ||
+ NULL == node->next->child)
+ p->flags |= TERMP_NONOBREAK;
+ break;
+ case (MDOC_Column):
+ if (MDOC_HEAD == node->type) {
+ assert(node->next);
+ if (MDOC_BODY == node->next->type)
+ p->flags &= ~TERMP_NOBREAK;
+ else
+ p->flags |= TERMP_NOBREAK;
+ if (node->prev)
+ p->flags |= TERMP_NOLPAD;
+ }
+ break;
+ case (MDOC_Diag):
+ if (MDOC_HEAD == node->type)
+ p->flags |= TERMP_NOBREAK;
+ 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.
+ */
+
+ p->offset += offset;
+
+ switch (type) {
+ case (MDOC_Bullet):
+ /* FALLTHROUGH */
+ case (MDOC_Dash):
+ /* FALLTHROUGH */
+ case (MDOC_Enum):
+ /* FALLTHROUGH */
+ case (MDOC_Hyphen):
+ /* FALLTHROUGH */
+ case (MDOC_Tag):
+ if (MDOC_HEAD == node->type)
+ p->rmargin = p->offset + width;
+ else
+ p->offset += width;
+ break;
+ case (MDOC_Column):
+ p->rmargin = p->offset + width;
+ break;
+ default:
+ break;
+ }
+
+ /*
+ * The dash, hyphen, bullet and enum lists all have a special
+ * HEAD character. Print it now.
+ */
+
+ if (MDOC_HEAD == node->type)
+ switch (type) {
+ case (MDOC_Bullet):
+ term_word(p, "\\[bu]");
+ break;
+ case (MDOC_Dash):
+ /* FALLTHROUGH */
+ case (MDOC_Hyphen):
+ term_word(p, "\\-");
+ break;
+ case (MDOC_Enum):
+ (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 (MDOC_Bullet):
+ /* FALLTHROUGH */
+ case (MDOC_Item):
+ /* FALLTHROUGH */
+ case (MDOC_Dash):
+ /* FALLTHROUGH */
+ case (MDOC_Hyphen):
+ /* FALLTHROUGH */
+ case (MDOC_Enum):
+ if (MDOC_HEAD == node->type)
+ return(0);
+ break;
+ case (MDOC_Column):
+ if (MDOC_BODY == node->type)
+ return(0);
+ break;
+ default:
+ break;
+ }
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_it_post(DECL_ARGS)
+{
+ int type;
+
+ if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
+ return;
+
+ type = arg_listtype(node->parent->parent->parent);
+
+ switch (type) {
+ case (MDOC_Diag):
+ /* FALLTHROUGH */
+ case (MDOC_Item):
+ /* FALLTHROUGH */
+ case (MDOC_Inset):
+ if (MDOC_BODY == node->type)
+ term_flushln(p);
+ break;
+ case (MDOC_Column):
+ if (MDOC_HEAD == node->type)
+ term_flushln(p);
+ break;
+ default:
+ term_flushln(p);
+ break;
+ }
+
+ p->offset = pair->offset;
+ p->rmargin = pair->rmargin;
+ p->flags = pair->flag;
+}
+
+
+/* ARGSUSED */
+static int
+termp_nm_pre(DECL_ARGS)
+{
+
+ if (SEC_SYNOPSIS == node->sec)
+ term_newln(p);
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_PROG]);
+ if (NULL == node->child)
+ term_word(p, meta->name);
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_fl_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
+ term_word(p, "\\-");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_ar_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_ARG]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_ns_pre(DECL_ARGS)
+{
+
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_pp_pre(DECL_ARGS)
+{
+
+ term_vspace(p);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_st_pre(DECL_ARGS)
+{
+ const char *cp;
+
+ if (node->child && (cp = mdoc_a2st(node->child->string)))
+ term_word(p, cp);
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+termp_rs_pre(DECL_ARGS)
+{
+
+ if (MDOC_BLOCK == node->type && node->prev)
+ term_vspace(p);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_rv_pre(DECL_ARGS)
+{
+ int i;
+
+ if (-1 == (i = arg_getattr(MDOC_Std, node)))
+ errx(1, "expected -std argument");
+ if (1 != node->args->argv[i].sz)
+ errx(1, "expected -std argument");
+
+ term_newln(p);
+ term_word(p, "The");
+
+ p->flags |= ttypes[TTYPE_FUNC_NAME];
+ term_word(p, *node->args->argv[i].value);
+ p->flags &= ~ttypes[TTYPE_FUNC_NAME];
+ p->flags |= TERMP_NOSPACE;
+
+ term_word(p, "() function returns the value 0 if successful;");
+ term_word(p, "otherwise the value -1 is returned and the");
+ term_word(p, "global variable");
+
+ p->flags |= ttypes[TTYPE_VAR_DECL];
+ term_word(p, "errno");
+ p->flags &= ~ttypes[TTYPE_VAR_DECL];
+
+ term_word(p, "is set to indicate the error.");
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_ex_pre(DECL_ARGS)
+{
+ int i;
+
+ if (-1 == (i = arg_getattr(MDOC_Std, node)))
+ errx(1, "expected -std argument");
+ if (1 != node->args->argv[i].sz)
+ errx(1, "expected -std argument");
+
+ term_word(p, "The");
+ p->flags |= ttypes[TTYPE_PROG];
+ term_word(p, *node->args->argv[i].value);
+ p->flags &= ~ttypes[TTYPE_PROG];
+ term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_nd_pre(DECL_ARGS)
+{
+
+ term_word(p, "\\-");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_bl_post(DECL_ARGS)
+{
+
+ if (MDOC_BLOCK == node->type)
+ term_newln(p);
+}
+
+
+/* ARGSUSED */
+static void
+termp_op_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\\(rB");
+}
+
+
+/* ARGSUSED */
+static int
+termp_xr_pre(DECL_ARGS)
+{
+ const struct mdoc_node *n;
+
+ if (NULL == (n = node->child))
+ errx(1, "expected text line argument");
+ term_word(p, n->string);
+ if (NULL == (n = n->next))
+ return(0);
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "(");
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, n->string);
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, ")");
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+termp_vt_pre(DECL_ARGS)
+{
+
+ /* FIXME: this can be "type name". */
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_vt_post(DECL_ARGS)
+{
+
+ if (node->sec == SEC_SYNOPSIS)
+ term_vspace(p);
+}
+
+
+/* ARGSUSED */
+static int
+termp_fd_pre(DECL_ARGS)
+{
+
+ /*
+ * FIXME: this naming is bad. This value is used, in general,
+ * for the #include header or other preprocessor statement.
+ */
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_DECL]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_fd_post(DECL_ARGS)
+{
+
+ if (node->sec != SEC_SYNOPSIS)
+ return;
+ term_newln(p);
+ if (node->next && MDOC_Fd != node->next->tok)
+ term_vspace(p);
+}
+
+
+/* ARGSUSED */
+static int
+termp_sh_pre(DECL_ARGS)
+{
+
+ switch (node->type) {
+ case (MDOC_HEAD):
+ term_vspace(p);
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SECTION]);
+ break;
+ case (MDOC_BODY):
+ p->offset = INDENT;
+ break;
+ default:
+ break;
+ }
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_sh_post(DECL_ARGS)
+{
+
+ switch (node->type) {
+ case (MDOC_HEAD):
+ term_newln(p);
+ break;
+ case (MDOC_BODY):
+ term_newln(p);
+ p->offset = 0;
+ break;
+ default:
+ break;
+ }
+}
+
+
+/* ARGSUSED */
+static int
+termp_op_pre(DECL_ARGS)
+{
+
+ switch (node->type) {
+ case (MDOC_BODY):
+ term_word(p, "\\(lB");
+ p->flags |= TERMP_NOSPACE;
+ break;
+ default:
+ break;
+ }
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_bt_pre(DECL_ARGS)
+{
+
+ term_word(p, "is currently in beta test.");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_lb_pre(DECL_ARGS)
+{
+ const char *lb;
+
+ if (NULL == node->child)
+ errx(1, "expected text line argument");
+ if ((lb = mdoc_a2lib(node->child->string))) {
+ term_word(p, lb);
+ return(0);
+ }
+ term_word(p, "library");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_lb_post(DECL_ARGS)
+{
+
+ term_newln(p);
+}
+
+
+/* ARGSUSED */
+static int
+termp_ud_pre(DECL_ARGS)
+{
+
+ term_word(p, "currently under development.");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_d1_pre(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return(1);
+ term_newln(p);
+ p->offset += (pair->offset = INDENT);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_d1_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ term_newln(p);
+ p->offset -= pair->offset;
+}
+
+
+/* ARGSUSED */
+static int
+termp_aq_pre(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return(1);
+ term_word(p, "\\(la");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_aq_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\\(ra");
+}
+
+
+/* ARGSUSED */
+static int
+termp_ft_pre(DECL_ARGS)
+{
+
+ if (SEC_SYNOPSIS == node->sec)
+ if (node->prev && MDOC_Fo == node->prev->tok)
+ term_vspace(p);
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_TYPE]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_ft_post(DECL_ARGS)
+{
+
+ if (SEC_SYNOPSIS == node->sec)
+ term_newln(p);
+}
+
+
+/* ARGSUSED */
+static int
+termp_fn_pre(DECL_ARGS)
+{
+ const struct mdoc_node *n;
+
+ if (NULL == node->child)
+ errx(1, "expected text line arguments");
+
+ /* FIXME: can be "type funcname" "type varname"... */
+
+ p->flags |= ttypes[TTYPE_FUNC_NAME];
+ term_word(p, node->child->string);
+ p->flags &= ~ttypes[TTYPE_FUNC_NAME];
+
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "(");
+
+ for (n = node->child->next; n; n = n->next) {
+ p->flags |= ttypes[TTYPE_FUNC_ARG];
+ term_word(p, n->string);
+ p->flags &= ~ttypes[TTYPE_FUNC_ARG];
+ if (n->next)
+ term_word(p, ",");
+ }
+
+ term_word(p, ")");
+
+ if (SEC_SYNOPSIS == node->sec)
+ term_word(p, ";");
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static void
+termp_fn_post(DECL_ARGS)
+{
+
+ if (node->sec == SEC_SYNOPSIS && node->next)
+ term_vspace(p);
+
+}
+
+
+/* ARGSUSED */
+static int
+termp_sx_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_fa_pre(DECL_ARGS)
+{
+ struct mdoc_node *n;
+
+ if (node->parent->tok != MDOC_Fo) {
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_ARG]);
+ return(1);
+ }
+
+ for (n = node->child; n; n = n->next) {
+ p->flags |= ttypes[TTYPE_FUNC_ARG];
+ term_word(p, n->string);
+ p->flags &= ~ttypes[TTYPE_FUNC_ARG];
+ if (n->next)
+ term_word(p, ",");
+ }
+
+ if (node->child && node->next && node->next->tok == MDOC_Fa)
+ term_word(p, ",");
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+termp_va_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_bd_pre(DECL_ARGS)
+{
+ int i, type, ln;
+
+ /*
+ * This is fairly tricky due primarily to crappy documentation.
+ * If -ragged or -filled are specified, the block does nothing
+ * but change the indentation.
+ *
+ * If, on the other hand, -unfilled or -literal are specified,
+ * then the game changes. Text is printed exactly as entered in
+ * the display: if a macro line, a newline is appended to the
+ * line. Blank lines are allowed.
+ */
+
+ if (MDOC_BLOCK == node->type)
+ return(fmt_block_vspace(p, node, node));
+ else if (MDOC_BODY != node->type)
+ return(1);
+
+ if (NULL == node->parent->args)
+ errx(1, "missing display type");
+
+ pair->offset = p->offset;
+
+ for (type = -1, i = 0;
+ i < (int)node->parent->args->argc; i++) {
+ switch (node->parent->args->argv[i].arg) {
+ case (MDOC_Ragged):
+ /* FALLTHROUGH */
+ case (MDOC_Filled):
+ /* FALLTHROUGH */
+ case (MDOC_Unfilled):
+ /* FALLTHROUGH */
+ case (MDOC_Literal):
+ type = node->parent->args->argv[i].arg;
+ i = (int)node->parent->args->argc;
+ break;
+ default:
+ break;
+ }
+ }
+
+ if (NULL == node->parent->args)
+ errx(1, "missing display type");
+
+ i = arg_getattr(MDOC_Offset, node->parent);
+ if (-1 != i) {
+ if (1 != node->parent->args->argv[i].sz)
+ errx(1, "expected single value");
+ p->offset += arg_offset(&node->parent->args->argv[i]);
+ }
+
+ switch (type) {
+ case (MDOC_Literal):
+ /* FALLTHROUGH */
+ case (MDOC_Unfilled):
+ break;
+ default:
+ return(1);
+ }
+
+ /*
+ * Tricky. Iterate through all children. If we're on a
+ * different parse line, append a newline and then the contents.
+ * Ew.
+ */
+
+ p->flags |= TERMP_LITERAL;
+ ln = node->child ? node->child->line : 0;
+
+ for (node = node->child; node; node = node->next) {
+ if (ln < node->line) {
+ term_flushln(p);
+ p->flags |= TERMP_NOSPACE;
+ }
+ ln = node->line;
+ print_node(p, pair, meta, node);
+ }
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static void
+termp_bd_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+
+ term_flushln(p);
+ p->flags &= ~TERMP_LITERAL;
+ p->offset = pair->offset;
+ p->flags |= TERMP_NOSPACE;
+}
+
+
+/* ARGSUSED */
+static int
+termp_qq_pre(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return(1);
+ term_word(p, "\"");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_qq_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\"");
+}
+
+
+/* ARGSUSED */
+static int
+termp_bsx_pre(DECL_ARGS)
+{
+
+ term_word(p, "BSDI BSD/OS");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_bx_post(DECL_ARGS)
+{
+
+ if (node->child)
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "BSD");
+}
+
+
+/* ARGSUSED */
+static int
+termp_ox_pre(DECL_ARGS)
+{
+
+ term_word(p, "OpenBSD");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_dx_pre(DECL_ARGS)
+{
+
+ term_word(p, "DragonFly");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_ux_pre(DECL_ARGS)
+{
+
+ term_word(p, "UNIX");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_fx_pre(DECL_ARGS)
+{
+
+ term_word(p, "FreeBSD");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_nx_pre(DECL_ARGS)
+{
+
+ term_word(p, "NetBSD");
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_sq_pre(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return(1);
+ term_word(p, "\\(oq");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_sq_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\\(aq");
+}
+
+
+/* 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;
+}
+
+
+/* ARGSUSED */
+static int
+termp_ss_pre(DECL_ARGS)
+{
+
+ switch (node->type) {
+ case (MDOC_BLOCK):
+ term_newln(p);
+ if (node->prev)
+ term_vspace(p);
+ break;
+ case (MDOC_HEAD):
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SSECTION]);
+ p->offset = INDENT / 2;
+ break;
+ default:
+ break;
+ }
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_ss_post(DECL_ARGS)
+{
+
+ switch (node->type) {
+ case (MDOC_HEAD):
+ term_newln(p);
+ p->offset = INDENT;
+ break;
+ default:
+ break;
+ }
+}
+
+
+/* ARGSUSED */
+static int
+termp_pa_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FILE]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_em_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_cd_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CONFIG]);
+ term_newln(p);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_cm_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_ic_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_in_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_INCLUDE]);
+ term_word(p, "#include");
+ term_word(p, "<");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_in_post(DECL_ARGS)
+{
+
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, ">");
+
+ term_newln(p);
+ if (SEC_SYNOPSIS != node->sec)
+ return;
+ if (node->next && MDOC_In != node->next->tok)
+ term_vspace(p);
+}
+
+
+/* ARGSUSED */
+static int
+termp_at_pre(DECL_ARGS)
+{
+ const char *att;
+
+ att = NULL;
+
+ if (node->child)
+ att = mdoc_a2att(node->child->string);
+ if (NULL == att)
+ att = "AT&T UNIX";
+
+ term_word(p, att);
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+termp_brq_pre(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return(1);
+ term_word(p, "\\(lC");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_brq_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\\(rC");
+}
+
+
+/* ARGSUSED */
+static int
+termp_bq_pre(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return(1);
+ term_word(p, "\\(lB");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_bq_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\\(rB");
+}
+
+
+/* ARGSUSED */
+static int
+termp_pq_pre(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return(1);
+ term_word(p, "\\&(");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_pq_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ term_word(p, ")");
+}
+
+
+/* ARGSUSED */
+static int
+termp_fo_pre(DECL_ARGS)
+{
+ const struct mdoc_node *n;
+
+ if (MDOC_BODY == node->type) {
+ term_word(p, "(");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+ } else if (MDOC_HEAD != node->type)
+ return(1);
+
+ /* XXX - groff shows only first parameter */
+
+ p->flags |= ttypes[TTYPE_FUNC_NAME];
+ for (n = node->child; n; n = n->next) {
+ if (MDOC_TEXT != n->type)
+ errx(1, "expected text line argument");
+ term_word(p, n->string);
+ }
+ p->flags &= ~ttypes[TTYPE_FUNC_NAME];
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static void
+termp_fo_post(DECL_ARGS)
+{
+
+ if (MDOC_BODY != node->type)
+ return;
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, ")");
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, ";");
+ term_newln(p);
+}
+
+
+/* ARGSUSED */
+static int
+termp_bf_pre(DECL_ARGS)
+{
+ const struct mdoc_node *n;
+
+ if (MDOC_HEAD == node->type) {
+ return(0);
+ } else if (MDOC_BLOCK != node->type)
+ return(1);
+
+ if (NULL == (n = node->head->child)) {
+ if (arg_hasattr(MDOC_Emphasis, node))
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
+ else if (arg_hasattr(MDOC_Symbolic, node))
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
+
+ return(1);
+ }
+
+ if (MDOC_TEXT != n->type)
+ errx(1, "expected text line arguments");
+
+ if (0 == strcmp("Em", n->string))
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
+ else if (0 == strcmp("Sy", n->string))
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_sy_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp_ms_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMBOL]);
+ return(1);
+}
+
+
+
+/* ARGSUSED */
+static int
+termp_sm_pre(DECL_ARGS)
+{
+
+ if (NULL == node->child || MDOC_TEXT != node->child->type)
+ errx(1, "expected boolean line argument");
+
+ if (0 == strcmp("on", node->child->string)) {
+ p->flags &= ~TERMP_NONOSPACE;
+ p->flags &= ~TERMP_NOSPACE;
+ } else
+ p->flags |= TERMP_NONOSPACE;
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+termp_ap_pre(DECL_ARGS)
+{
+
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\\(aq");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp__j_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_REF_JOURNAL]);
+ return(1);
+}
+
+
+/* ARGSUSED */
+static int
+termp__t_pre(DECL_ARGS)
+{
+
+ term_word(p, "\"");
+ p->flags |= TERMP_NOSPACE;
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp__t_post(DECL_ARGS)
+{
+
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, "\"");
+ termp____post(p, pair, meta, node);
+}
+
+
+/* ARGSUSED */
+static void
+termp____post(DECL_ARGS)
+{
+
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, node->next ? "," : ".");
+}
+
+
+/* ARGSUSED */
+static int
+termp_lk_pre(DECL_ARGS)
+{
+ const struct mdoc_node *n;
+
+ if (NULL == (n = node->child))
+ errx(1, "expected line argument");
+
+ p->flags |= ttypes[TTYPE_LINK_ANCHOR];
+ term_word(p, n->string);
+ p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
+ p->flags |= TERMP_NOSPACE;
+ term_word(p, ":");
+
+ p->flags |= ttypes[TTYPE_LINK_TEXT];
+ for ( ; n; n = n->next) {
+ term_word(p, n->string);
+ }
+ p->flags &= ~ttypes[TTYPE_LINK_TEXT];
+
+ return(0);
+}
+
+
+/* ARGSUSED */
+static int
+termp_mt_pre(DECL_ARGS)
+{
+
+ TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
+ return(1);
+}
+
+