=================================================================== RCS file: /cvs/mandoc/mdoc_term.c,v retrieving revision 1.105 retrieving revision 1.212 diff -u -p -r1.105 -r1.212 --- mandoc/mdoc_term.c 2010/01/01 14:27:59 1.105 +++ mandoc/mdoc_term.c 2011/01/25 15:28:56 1.212 @@ -1,6 +1,7 @@ -/* $Id: mdoc_term.c,v 1.105 2010/01/01 14:27:59 kristaps Exp $ */ +/* $Id: mdoc_term.c,v 1.212 2011/01/25 15:28:56 kristaps Exp $ */ /* - * Copyright (c) 2008, 2009 Kristaps Dzonsons + * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons + * Copyright (c) 2010 Ingo Schwarze * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -14,14 +15,20 @@ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + #include #include #include +#include #include #include #include +#include "mandoc.h" #include "out.h" #include "term.h" #include "mdoc.h" @@ -33,7 +40,6 @@ struct termpair { struct termpair *ppair; - int flag; int count; }; @@ -47,73 +53,58 @@ struct termact { void (*post)(DECL_ARGS); }; -static size_t a2width(const struct mdoc_argv *, int); -static size_t a2height(const struct mdoc_node *); -static size_t a2offs(const struct mdoc_argv *); +static size_t a2width(const struct termp *, const char *); +static size_t a2height(const struct termp *, const char *); +static size_t a2offs(const struct termp *, const char *); -static int 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 int arg_listtype(const struct mdoc_node *); 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_head(DECL_ARGS); static void print_mdoc_nodelist(DECL_ARGS); -static void print_foot(DECL_ARGS); +static void print_mdoc_head(struct termp *, const void *); +static void print_mdoc_foot(struct termp *, const void *); +static void synopsis_pre(struct termp *, + const struct mdoc_node *); -#ifdef __linux__ -extern size_t strlcpy(char *, const char *, size_t); -extern size_t strlcat(char *, const char *, size_t); -#endif - static void termp____post(DECL_ARGS); +static void termp__t_post(DECL_ARGS); static void termp_an_post(DECL_ARGS); -static void termp_aq_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_bq_post(DECL_ARGS); -static void termp_brq_post(DECL_ARGS); -static void termp_bx_post(DECL_ARGS); static void termp_d1_post(DECL_ARGS); -static void termp_dq_post(DECL_ARGS); -static void termp_fd_post(DECL_ARGS); -static void termp_fn_post(DECL_ARGS); static void termp_fo_post(DECL_ARGS); -static void termp_ft_post(DECL_ARGS); static void termp_in_post(DECL_ARGS); static void termp_it_post(DECL_ARGS); static void termp_lb_post(DECL_ARGS); -static void termp_op_post(DECL_ARGS); +static void termp_nm_post(DECL_ARGS); static void termp_pf_post(DECL_ARGS); -static void termp_pq_post(DECL_ARGS); -static void termp_qq_post(DECL_ARGS); +static void termp_quote_post(DECL_ARGS); static void termp_sh_post(DECL_ARGS); -static void termp_sq_post(DECL_ARGS); static void termp_ss_post(DECL_ARGS); -static void termp_vt_post(DECL_ARGS); +static int termp__a_pre(DECL_ARGS); static int termp__t_pre(DECL_ARGS); static int termp_an_pre(DECL_ARGS); static int termp_ap_pre(DECL_ARGS); -static int termp_aq_pre(DECL_ARGS); static int termp_bd_pre(DECL_ARGS); static int termp_bf_pre(DECL_ARGS); +static int termp_bk_pre(DECL_ARGS); +static int termp_bl_pre(DECL_ARGS); static int termp_bold_pre(DECL_ARGS); -static int termp_bq_pre(DECL_ARGS); -static int termp_brq_pre(DECL_ARGS); static int termp_bt_pre(DECL_ARGS); +static int termp_bx_pre(DECL_ARGS); static int termp_cd_pre(DECL_ARGS); static int termp_d1_pre(DECL_ARGS); -static int termp_dq_pre(DECL_ARGS); static int termp_ex_pre(DECL_ARGS); static int termp_fa_pre(DECL_ARGS); +static int termp_fd_pre(DECL_ARGS); 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); @@ -121,19 +112,16 @@ static int termp_lk_pre(DECL_ARGS); static int termp_nd_pre(DECL_ARGS); static int termp_nm_pre(DECL_ARGS); static int termp_ns_pre(DECL_ARGS); -static int termp_op_pre(DECL_ARGS); -static int termp_pf_pre(DECL_ARGS); -static int termp_pq_pre(DECL_ARGS); -static int termp_qq_pre(DECL_ARGS); +static int termp_quote_pre(DECL_ARGS); static int termp_rs_pre(DECL_ARGS); static int termp_rv_pre(DECL_ARGS); static int termp_sh_pre(DECL_ARGS); static int termp_sm_pre(DECL_ARGS); static int termp_sp_pre(DECL_ARGS); -static int termp_sq_pre(DECL_ARGS); static int termp_ss_pre(DECL_ARGS); static int termp_under_pre(DECL_ARGS); static int termp_ud_pre(DECL_ARGS); +static int termp_vt_pre(DECL_ARGS); static int termp_xr_pre(DECL_ARGS); static int termp_xx_pre(DECL_ARGS); @@ -149,10 +137,10 @@ static const struct termact termacts[MDOC_MAX] = { { termp_d1_pre, termp_d1_post }, /* Dl */ { termp_bd_pre, termp_bd_post }, /* Bd */ { NULL, NULL }, /* Ed */ - { NULL, termp_bl_post }, /* Bl */ + { termp_bl_pre, termp_bl_post }, /* Bl */ { NULL, NULL }, /* El */ { termp_it_pre, termp_it_post }, /* It */ - { NULL, NULL }, /* Ad */ + { termp_under_pre, NULL }, /* Ad */ { termp_an_pre, termp_an_post }, /* An */ { termp_under_pre, NULL }, /* Ar */ { termp_cd_pre, NULL }, /* Cd */ @@ -162,24 +150,24 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, NULL }, /* Ev */ { termp_ex_pre, NULL }, /* Ex */ { termp_fa_pre, NULL }, /* Fa */ - { termp_bold_pre, termp_fd_post }, /* Fd */ + { termp_fd_pre, NULL }, /* Fd */ { termp_fl_pre, NULL }, /* Fl */ - { termp_fn_pre, termp_fn_post }, /* Fn */ - { termp_ft_pre, termp_ft_post }, /* Ft */ + { 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, NULL }, /* Nm */ - { termp_op_pre, termp_op_post }, /* Op */ + { termp_nm_pre, termp_nm_post }, /* Nm */ + { termp_quote_pre, termp_quote_post }, /* Op */ { NULL, NULL }, /* Ot */ { termp_under_pre, NULL }, /* Pa */ { termp_rv_pre, NULL }, /* Rv */ { NULL, NULL }, /* St */ { termp_under_pre, NULL }, /* Va */ - { termp_under_pre, termp_vt_post }, /* Vt */ + { termp_vt_pre, NULL }, /* Vt */ { termp_xr_pre, NULL }, /* Xr */ - { NULL, termp____post }, /* %A */ + { termp__a_pre, termp____post }, /* %A */ { termp_under_pre, termp____post }, /* %B */ { NULL, termp____post }, /* %D */ { termp_under_pre, termp____post }, /* %I */ @@ -188,45 +176,45 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, termp____post }, /* %O */ { NULL, termp____post }, /* %P */ { NULL, termp____post }, /* %R */ - { termp__t_pre, termp____post }, /* %T */ + { 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_quote_pre, termp_quote_post }, /* Ao */ + { termp_quote_pre, termp_quote_post }, /* Aq */ { NULL, NULL }, /* At */ { NULL, NULL }, /* Bc */ { termp_bf_pre, NULL }, /* Bf */ - { termp_bq_pre, termp_bq_post }, /* Bo */ - { termp_bq_pre, termp_bq_post }, /* Bq */ + { termp_quote_pre, termp_quote_post }, /* Bo */ + { termp_quote_pre, termp_quote_post }, /* Bq */ { termp_xx_pre, NULL }, /* Bsx */ - { NULL, termp_bx_post }, /* Bx */ + { termp_bx_pre, NULL }, /* Bx */ { NULL, NULL }, /* Db */ { NULL, NULL }, /* Dc */ - { termp_dq_pre, termp_dq_post }, /* Do */ - { termp_dq_pre, termp_dq_post }, /* Dq */ - { NULL, NULL }, /* Ec */ + { termp_quote_pre, termp_quote_post }, /* Do */ + { termp_quote_pre, termp_quote_post }, /* Dq */ + { NULL, NULL }, /* Ec */ /* FIXME: no space */ { NULL, NULL }, /* Ef */ { termp_under_pre, NULL }, /* Em */ { NULL, NULL }, /* Eo */ { termp_xx_pre, NULL }, /* Fx */ - { termp_bold_pre, NULL }, /* Ms */ /* FIXME: convert to symbol? */ - { NULL, NULL }, /* No */ + { termp_bold_pre, NULL }, /* Ms */ + { termp_igndelim_pre, NULL }, /* No */ { termp_ns_pre, NULL }, /* Ns */ { termp_xx_pre, NULL }, /* Nx */ { termp_xx_pre, NULL }, /* Ox */ { NULL, NULL }, /* Pc */ - { termp_pf_pre, termp_pf_post }, /* Pf */ - { termp_pq_pre, termp_pq_post }, /* Po */ - { termp_pq_pre, termp_pq_post }, /* Pq */ + { termp_igndelim_pre, termp_pf_post }, /* Pf */ + { termp_quote_pre, termp_quote_post }, /* Po */ + { termp_quote_pre, termp_quote_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 */ + { termp_quote_pre, termp_quote_post }, /* Ql */ + { termp_quote_pre, termp_quote_post }, /* Qo */ + { termp_quote_pre, termp_quote_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_quote_pre, termp_quote_post }, /* So */ + { termp_quote_pre, termp_quote_post }, /* Sq */ { termp_sm_pre, NULL }, /* Sm */ { termp_under_pre, NULL }, /* Sx */ { termp_bold_pre, NULL }, /* Sy */ @@ -236,9 +224,9 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, NULL }, /* Xo */ { termp_fo_pre, termp_fo_post }, /* Fo */ { NULL, NULL }, /* Fc */ - { termp_op_pre, termp_op_post }, /* Oo */ + { termp_quote_pre, termp_quote_post }, /* Oo */ { NULL, NULL }, /* Oc */ - { NULL, NULL }, /* Bk */ + { termp_bk_pre, termp_bk_post }, /* Bk */ { NULL, NULL }, /* Ek */ { termp_bt_pre, NULL }, /* Bt */ { NULL, NULL }, /* Hf */ @@ -248,8 +236,8 @@ static const struct termact termacts[MDOC_MAX] = { { termp_sp_pre, NULL }, /* Lp */ { termp_lk_pre, NULL }, /* Lk */ { termp_under_pre, NULL }, /* Mt */ - { termp_brq_pre, termp_brq_post }, /* Brq */ - { termp_brq_pre, termp_brq_post }, /* Bro */ + { 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 */ @@ -259,6 +247,7 @@ static const struct termact termacts[MDOC_MAX] = { { termp_sp_pre, NULL }, /* br */ { termp_sp_pre, NULL }, /* sp */ { termp_under_pre, termp____post }, /* %U */ + { NULL, NULL }, /* Ta */ }; @@ -271,6 +260,10 @@ terminal_mdoc(void *arg, const struct mdoc *mdoc) p = (struct termp *)arg; + p->overstep = 0; + p->maxrmargin = p->defrmargin; + p->tabwidth = term_len(p, 5); + if (NULL == p->symtab) switch (p->enc) { case (TERMENC_ASCII): @@ -284,10 +277,12 @@ terminal_mdoc(void *arg, const struct mdoc *mdoc) n = mdoc_node(mdoc); m = mdoc_meta(mdoc); - print_mdoc_head(p, NULL, m, n); + term_begin(p, print_mdoc_head, print_mdoc_foot, m); + if (n->child) print_mdoc_nodelist(p, NULL, m, n->child); - print_foot(p, NULL, m, n); + + term_end(p); } @@ -317,33 +312,102 @@ print_mdoc_node(DECL_ARGS) memset(&npair, 0, sizeof(struct termpair)); npair.ppair = pair; + + switch (n->type) { + case (MDOC_TEXT): + if (' ' == *n->string && MDOC_LINE & n->flags) + term_newln(p); + term_word(p, n->string); + break; + case (MDOC_TBL): + term_tbl(p, n->span); + break; + default: + if (termacts[n->tok].pre && ENDBODY_NOT == n->end) + chld = (*termacts[n->tok].pre) + (p, &npair, m, n); + break; + } - if (MDOC_TEXT != n->type) { - if (termacts[n->tok].pre) - chld = (*termacts[n->tok].pre)(p, &npair, m, n); - } else - term_word(p, n->string); + /* + * 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) { + 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); + if (chld && n->child) print_mdoc_nodelist(p, &npair, m, n->child); term_fontpopq(p, font); - if (MDOC_TEXT != n->type) - if (termacts[n->tok].post) - (*termacts[n->tok].post)(p, &npair, m, n); + switch (n->type) { + case (MDOC_TEXT): + break; + case (MDOC_TBL): + break; + default: + if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags) + break; + (void)(*termacts[n->tok].post)(p, &npair, m, n); + /* + * Explicit end tokens not only call the post + * handler, but also tell the respective block + * that it must not call the post handler again. + */ + if (ENDBODY_NOT != n->end) + n->pending->flags |= MDOC_ENDED; + + /* + * End of line terminating an implicit block + * while an explicit block is still open. + * Continue the explicit block without spacing. + */ + if (ENDBODY_NOSPACE == n->end) + p->flags |= TERMP_NOSPACE; + break; + } + + if (MDOC_EOS & n->flags) + p->flags |= TERMP_SENTENCE; + p->offset = offset; p->rmargin = rmargin; } -/* ARGSUSED */ static void -print_foot(DECL_ARGS) +print_mdoc_foot(struct termp *p, const void *arg) { char buf[DATESIZ], os[BUFSIZ]; + const struct mdoc_meta *m; + m = (const struct mdoc_meta *)arg; + term_fontrepl(p, TERMFONT_NONE); /* @@ -360,14 +424,15 @@ print_foot(DECL_ARGS) term_vspace(p); p->offset = 0; - p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2; + p->rmargin = (p->maxrmargin - + term_strlen(p, buf) + term_len(p, 1)) / 2; p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; term_word(p, os); term_flushln(p); p->offset = p->rmargin; - p->rmargin = p->maxrmargin - strlen(os); + p->rmargin = p->maxrmargin - term_strlen(p, os); p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; term_word(p, buf); @@ -387,12 +452,14 @@ print_foot(DECL_ARGS) } -/* ARGSUSED */ static void -print_mdoc_head(DECL_ARGS) +print_mdoc_head(struct termp *p, const void *arg) { char buf[BUFSIZ], title[BUFSIZ]; + const struct mdoc_meta *m; + m = (const struct mdoc_meta *)arg; + p->rmargin = p->maxrmargin; p->offset = 0; @@ -418,17 +485,18 @@ print_mdoc_head(DECL_ARGS) strlcat(buf, ")", BUFSIZ); } - snprintf(title, BUFSIZ, "%s(%d)", m->title, m->msec); + snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec); p->offset = 0; - p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2; + p->rmargin = (p->maxrmargin - + term_strlen(p, buf) + term_len(p, 1)) / 2; p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; term_word(p, title); term_flushln(p); p->offset = p->rmargin; - p->rmargin = p->maxrmargin - strlen(title); + p->rmargin = p->maxrmargin - term_strlen(p, title); p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; term_word(p, buf); @@ -449,130 +517,56 @@ print_mdoc_head(DECL_ARGS) static size_t -a2height(const struct mdoc_node *n) +a2height(const struct termp *p, const char *v) { struct roffsu su; - assert(MDOC_TEXT == n->type); - assert(n->string); - if ( ! a2roffsu(n->string, &su, SCALE_VS)) - SCALE_VS_INIT(&su, strlen(n->string)); + assert(v); + if ( ! a2roffsu(v, &su, SCALE_VS)) + SCALE_VS_INIT(&su, term_len(p, 1)); - return(term_vspan(&su)); + return(term_vspan(p, &su)); } static size_t -a2width(const struct mdoc_argv *arg, int pos) +a2width(const struct termp *p, const char *v) { struct roffsu su; - assert(arg->value[pos]); - if ( ! a2roffsu(arg->value[pos], &su, SCALE_MAX)) - SCALE_HS_INIT(&su, strlen(arg->value[pos])); + assert(v); + if ( ! a2roffsu(v, &su, SCALE_MAX)) + SCALE_HS_INIT(&su, term_strlen(p, v)); - /* XXX: pachemu? */ - return(term_hspan(&su) + 2); + return(term_hspan(p, &su)); } -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_Hang): - /* FALLTHROUGH */ - case (MDOC_Ohang): - return(n->args->argv[i].arg); - default: - break; - } - - return(-1); -} - - static size_t -a2offs(const struct mdoc_argv *arg) +a2offs(const struct termp *p, const char *v) { struct roffsu su; - if ('\0' == arg->value[0][0]) + if ('\0' == *v) return(0); - else if (0 == strcmp(arg->value[0], "left")) + else if (0 == strcmp(v, "left")) return(0); - else if (0 == strcmp(arg->value[0], "indent")) - return(INDENT + 1); - else if (0 == strcmp(arg->value[0], "indent-two")) - return((INDENT + 1) * 2); - else if ( ! a2roffsu(arg->value[0], &su, SCALE_MAX)) - SCALE_HS_INIT(&su, strlen(arg->value[0])); + else if (0 == strcmp(v, "indent")) + return(term_len(p, INDENT + 1)); + else if (0 == strcmp(v, "indent-two")) + return(term_len(p, (INDENT + 1) * 2)); + else if ( ! a2roffsu(v, &su, SCALE_MAX)) + SCALE_HS_INIT(&su, term_strlen(p, v)); - return(term_hspan(&su)); + return(term_hspan(p, &su)); } -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); -} - - +/* + * 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, @@ -581,8 +575,11 @@ print_bvspace(struct termp *p, const struct mdoc_node *nn; term_newln(p); - if (arg_hasattr(MDOC_Compact, bl)) + + if (MDOC_Bd == bl->tok && bl->norm->Bd.comp) return; + if (MDOC_Bl == bl->tok && bl->norm->Bl.comp) + return; /* Do not vspace directly after Ss/Sh. */ @@ -600,13 +597,13 @@ print_bvspace(struct termp *p, /* A `-column' does not assert vspace within the list. */ - if (MDOC_Bl == bl->tok && arg_hasattr(MDOC_Column, bl)) + if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type) if (n->prev && MDOC_It == n->prev->tok) return; /* A `-diag' without body does not vspace. */ - if (MDOC_Bl == bl->tok && arg_hasattr(MDOC_Diag, bl)) + if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type) if (n->prev && MDOC_It == n->prev->tok) { assert(n->prev->body); if (NULL == n->prev->body->child) @@ -619,39 +616,13 @@ print_bvspace(struct termp *p, /* ARGSUSED */ static int -termp_dq_pre(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return(1); - - term_word(p, "\\(lq"); - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static void -termp_dq_post(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return; - - p->flags |= TERMP_NOSPACE; - term_word(p, "\\(rq"); -} - - -/* ARGSUSED */ -static int termp_it_pre(DECL_ARGS) { const struct mdoc_node *bl, *nn; char buf[7]; - int i, type, keys[3], vals[3]; + int i; size_t width, offset, ncols, dcol; + enum mdoc_list type; if (MDOC_BLOCK == n->type) { print_bvspace(p, n->parent->parent, n); @@ -659,72 +630,76 @@ termp_it_pre(DECL_ARGS) } bl = n->parent->parent->parent; + type = bl->norm->Bl.type; - /* Save parent attributes. */ + /* + * 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. + */ - 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); + if (bl->norm->Bl.offs) + offset = a2offs(p, bl->norm->Bl.offs); - type = arg_listtype(bl); - assert(-1 != type); - - if (vals[1] >= 0) - offset = a2offs(&bl->args->argv[vals[1]]); - - /* Calculate real width and offset. */ - switch (type) { - case (MDOC_Column): - if (MDOC_BODY == n->type) + case (LIST_column): + if (MDOC_HEAD == n->type) break; /* - * Imitate groff's column handling. - * For each earlier column, add its width. - * For less than 5 columns, add two more blanks per column. - * For exactly 5 columns, add only one more blank per column. - * For more than 5 columns, add no blanks per column. + * Imitate groff's column handling: + * - For each earlier column, add its width. + * - For less than 5 columns, add four more blanks per + * column. + * - For exactly 5 columns, add three more blank per + * column. + * - For more than 5 columns, add only one column. */ - ncols = bl->args->argv[vals[2]].sz; + ncols = bl->norm->Bl.ncols; + /* LINTED */ - dcol = ncols < 5 ? 2 : ncols == 5 ? 1 : 0; - for (i=0, nn=n->prev; nn && i < (int)ncols; nn=nn->prev, i++) - offset += a2width(&bl->args->argv[vals[2]], i) + dcol; + dcol = ncols < 5 ? term_len(p, 4) : + ncols == 5 ? term_len(p, 3) : term_len(p, 1); /* - * FIXME: newer groff only wants one space between - * columns > 5; however, a2width will have min. two - * spaces. For now, let this slide. + * 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]); + /* - * Use the declared column widths, - * extended as explained in the preceding paragraph. + * When exceeding the declared number of columns, leave + * the remaining widths at 0. This will later be + * adjusted to the default width of 10, or, for the last + * column, stretched to the right margin. */ - if (i < (int)ncols) - width = a2width(&bl->args->argv[vals[2]], i) + dcol; + if (i >= (int)ncols) + break; /* - * When exceeding the declared number of columns, - * leave the remaining widths at 0. - * This will later be adjusted to the default width of 10, - * or, for the last column, stretched to the right margin. + * Use the declared column widths, extended as explained + * in the preceding paragraph. */ + width = a2width(p, bl->norm->Bl.cols[i]) + dcol; break; default: - if (vals[0] >= 0) - width = a2width(&bl->args->argv[vals[0]], 0); + if (NULL == bl->norm->Bl.width) + break; + + /* + * Note: buffer the width by 2, which is groff's magic + * number for buffering single arguments. See the above + * handling for column for how this changes. + */ + assert(bl->norm->Bl.width); + width = a2width(p, bl->norm->Bl.width) + term_len(p, 2); break; } @@ -735,27 +710,27 @@ termp_it_pre(DECL_ARGS) */ switch (type) { - case (MDOC_Bullet): + case (LIST_bullet): /* FALLTHROUGH */ - case (MDOC_Dash): + case (LIST_dash): /* FALLTHROUGH */ - case (MDOC_Hyphen): - if (width < 4) - width = 4; + case (LIST_hyphen): + if (width < term_len(p, 4)) + width = term_len(p, 4); break; - case (MDOC_Enum): - if (width < 5) - width = 5; + case (LIST_enum): + if (width < term_len(p, 5)) + width = term_len(p, 5); break; - case (MDOC_Hang): + case (LIST_hang): if (0 == width) - width = 8; + width = term_len(p, 8); break; - case (MDOC_Column): + case (LIST_column): /* FALLTHROUGH */ - case (MDOC_Tag): + case (LIST_tag): if (0 == width) - width = 10; + width = term_len(p, 10); break; default: break; @@ -769,11 +744,11 @@ termp_it_pre(DECL_ARGS) p->flags |= TERMP_NOSPACE; switch (type) { - case (MDOC_Diag): + case (LIST_diag): if (MDOC_BODY == n->type) term_word(p, "\\ \\ "); break; - case (MDOC_Inset): + case (LIST_inset): if (MDOC_BODY == n->type) term_word(p, "\\ "); break; @@ -784,7 +759,7 @@ termp_it_pre(DECL_ARGS) p->flags |= TERMP_NOSPACE; switch (type) { - case (MDOC_Diag): + case (LIST_diag): if (MDOC_HEAD == n->type) term_fontpush(p, TERMFONT_BOLD); break; @@ -793,27 +768,26 @@ termp_it_pre(DECL_ARGS) } /* - * 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. + * Pad and break control. This is the tricky part. These flags + * are documented in term_flushln() in term.c. Note that we're + * going to unset all of these flags in termp_it_post() when we + * exit. */ switch (type) { - case (MDOC_Bullet): + case (LIST_bullet): /* FALLTHROUGH */ - case (MDOC_Dash): + case (LIST_dash): /* FALLTHROUGH */ - case (MDOC_Enum): + case (LIST_enum): /* FALLTHROUGH */ - case (MDOC_Hyphen): + case (LIST_hyphen): if (MDOC_HEAD == n->type) p->flags |= TERMP_NOBREAK; else p->flags |= TERMP_NOLPAD; break; - case (MDOC_Hang): + case (LIST_hang): if (MDOC_HEAD == n->type) p->flags |= TERMP_NOBREAK; else @@ -836,7 +810,7 @@ termp_it_pre(DECL_ARGS) } else p->flags |= TERMP_HANG; break; - case (MDOC_Tag): + case (LIST_tag): if (MDOC_HEAD == n->type) p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE; else @@ -847,18 +821,21 @@ termp_it_pre(DECL_ARGS) if (NULL == n->next || NULL == n->next->child) p->flags |= TERMP_DANGLE; break; - case (MDOC_Column): - if (MDOC_HEAD == n->type) { - assert(n->next); - if (MDOC_BODY == n->next->type) - p->flags &= ~TERMP_NOBREAK; - else - p->flags |= TERMP_NOBREAK; - if (n->prev) - p->flags |= TERMP_NOLPAD; - } + case (LIST_column): + if (MDOC_HEAD == n->type) + break; + + if (NULL == n->next) + p->flags &= ~TERMP_NOBREAK; + else + p->flags |= TERMP_NOBREAK; + + assert(n->prev); + if (MDOC_BODY == n->prev->type) + p->flags |= TERMP_NOLPAD; + break; - case (MDOC_Diag): + case (LIST_diag): if (MDOC_HEAD == n->type) p->flags |= TERMP_NOBREAK; break; @@ -875,7 +852,7 @@ termp_it_pre(DECL_ARGS) p->offset += offset; switch (type) { - case (MDOC_Hang): + case (LIST_hang): /* * Same stipulation as above, regarding `-hang'. We * don't want to recalculate rmargin and offsets when @@ -886,31 +863,31 @@ termp_it_pre(DECL_ARGS) MDOC_Bd == n->next->child->tok)) break; /* FALLTHROUGH */ - case (MDOC_Bullet): + case (LIST_bullet): /* FALLTHROUGH */ - case (MDOC_Dash): + case (LIST_dash): /* FALLTHROUGH */ - case (MDOC_Enum): + case (LIST_enum): /* FALLTHROUGH */ - case (MDOC_Hyphen): + case (LIST_hyphen): /* FALLTHROUGH */ - case (MDOC_Tag): + case (LIST_tag): assert(width); if (MDOC_HEAD == n->type) p->rmargin = p->offset + width; else p->offset += width; break; - case (MDOC_Column): + case (LIST_column): assert(width); p->rmargin = p->offset + width; /* * XXX - this behaviour is not documented: the * right-most column is filled to the right margin. */ - if (MDOC_HEAD == n->type && - MDOC_BODY == n->next->type && - p->rmargin < p->maxrmargin) + if (MDOC_HEAD == n->type) + break; + if (NULL == n->next && p->rmargin < p->maxrmargin) p->rmargin = p->maxrmargin; break; default: @@ -924,21 +901,21 @@ termp_it_pre(DECL_ARGS) if (MDOC_HEAD == n->type) switch (type) { - case (MDOC_Bullet): + case (LIST_bullet): term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\[bu]"); term_fontpop(p); break; - case (MDOC_Dash): + case (LIST_dash): /* FALLTHROUGH */ - case (MDOC_Hyphen): + case (LIST_hyphen): term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\(hy"); term_fontpop(p); break; - case (MDOC_Enum): + case (LIST_enum): (pair->ppair->ppair->count)++; - (void)snprintf(buf, sizeof(buf), "%d.", + snprintf(buf, sizeof(buf), "%d.", pair->ppair->ppair->count); term_word(p, buf); break; @@ -951,20 +928,20 @@ termp_it_pre(DECL_ARGS) */ switch (type) { - case (MDOC_Bullet): + case (LIST_bullet): /* FALLTHROUGH */ - case (MDOC_Item): + case (LIST_item): /* FALLTHROUGH */ - case (MDOC_Dash): + case (LIST_dash): /* FALLTHROUGH */ - case (MDOC_Hyphen): + case (LIST_hyphen): /* FALLTHROUGH */ - case (MDOC_Enum): + case (LIST_enum): if (MDOC_HEAD == n->type) return(0); break; - case (MDOC_Column): - if (MDOC_BODY == n->type) + case (LIST_column): + if (MDOC_HEAD == n->type) return(0); break; default: @@ -979,33 +956,42 @@ termp_it_pre(DECL_ARGS) static void termp_it_post(DECL_ARGS) { - int type; + enum mdoc_list type; - if (MDOC_BODY != n->type && MDOC_HEAD != n->type) + if (MDOC_BLOCK == n->type) return; - type = arg_listtype(n->parent->parent->parent); - assert(-1 != type); + type = n->parent->parent->parent->norm->Bl.type; switch (type) { - case (MDOC_Item): + case (LIST_item): /* FALLTHROUGH */ - case (MDOC_Diag): + case (LIST_diag): /* FALLTHROUGH */ - case (MDOC_Inset): + case (LIST_inset): if (MDOC_BODY == n->type) - term_flushln(p); + term_newln(p); break; - case (MDOC_Column): - if (MDOC_HEAD == n->type) + case (LIST_column): + if (MDOC_BODY == n->type) term_flushln(p); break; default: - term_flushln(p); + term_newln(p); break; } - p->flags = pair->flag; + /* + * Now that our output is flushed, we can reset our tags. Since + * only `It' sets these flags, we're free to assume that nobody + * has munged them in the meanwhile. + */ + + p->flags &= ~TERMP_DANGLE; + p->flags &= ~TERMP_NOBREAK; + p->flags &= ~TERMP_TWOSPACE; + p->flags &= ~TERMP_NOLPAD; + p->flags &= ~TERMP_HANG; } @@ -1014,11 +1000,43 @@ static int termp_nm_pre(DECL_ARGS) { - if (SEC_SYNOPSIS == n->sec) - term_newln(p); + if (MDOC_BLOCK == n->type) + return(1); - term_fontpush(p, TERMFONT_BOLD); + if (MDOC_BODY == n->type) { + if (NULL == n->child) + return(0); + p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; + p->offset += term_len(p, 1) + + (NULL == n->prev->child ? term_strlen(p, m->name) : + MDOC_TEXT == n->prev->child->type ? + term_strlen(p, n->prev->child->string) : + term_len(p, 5)); + return(1); + } + if (NULL == n->child && NULL == m->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; + p->rmargin = p->offset + term_len(p, 1); + if (NULL == n->child) { + p->rmargin += term_strlen(p, m->name); + } else if (MDOC_TEXT == n->child->type) { + p->rmargin += term_strlen(p, n->child->string); + if (n->child->next) + p->flags |= TERMP_HANG; + } else { + p->rmargin += term_len(p, 5); + p->flags |= TERMP_HANG; + } + } + + term_fontpush(p, TERMFONT_BOLD); if (NULL == n->child) term_word(p, m->name); return(1); @@ -1026,6 +1044,21 @@ termp_nm_pre(DECL_ARGS) /* ARGSUSED */ +static void +termp_nm_post(DECL_ARGS) +{ + + if (MDOC_HEAD == n->type && n->next->child) { + term_flushln(p); + p->flags &= ~(TERMP_NOBREAK | TERMP_HANG); + } else if (MDOC_BODY == n->type && n->child) { + term_flushln(p); + p->flags &= ~TERMP_NOLPAD; + } +} + + +/* ARGSUSED */ static int termp_fl_pre(DECL_ARGS) { @@ -1033,10 +1066,10 @@ termp_fl_pre(DECL_ARGS) term_fontpush(p, TERMFONT_BOLD); term_word(p, "\\-"); - /* A blank `Fl' should incur a subsequent space. */ - if (n->child) p->flags |= TERMP_NOSPACE; + else if (n->next && n->next->line == n->line) + p->flags |= TERMP_NOSPACE; return(1); } @@ -1044,6 +1077,19 @@ termp_fl_pre(DECL_ARGS) /* ARGSUSED */ static int +termp__a_pre(DECL_ARGS) +{ + + if (n->prev && MDOC__A == n->prev->tok) + if (NULL == n->next || MDOC__A != n->next->tok) + term_word(p, "and"); + + return(1); +} + + +/* ARGSUSED */ +static int termp_an_pre(DECL_ARGS) { @@ -1089,10 +1135,10 @@ termp_an_post(DECL_ARGS) return; } - if (arg_getattr(MDOC_Split, n) > -1) { + if (AUTH_split == n->norm->An.auth) { p->flags &= ~TERMP_NOSPLIT; p->flags |= TERMP_SPLIT; - } else { + } else if (AUTH_nosplit == n->norm->An.auth) { p->flags &= ~TERMP_SPLIT; p->flags |= TERMP_NOSPLIT; } @@ -1145,7 +1191,7 @@ termp_rv_pre(DECL_ARGS) term_word(p, "()"); } - if (n->child->next) + if (n->child && n->child->next) term_word(p, "functions return"); else term_word(p, "function returns"); @@ -1158,6 +1204,7 @@ termp_rv_pre(DECL_ARGS) term_fontpop(p); term_word(p, "is set to indicate the error."); + p->flags |= TERMP_SENTENCE; return(0); } @@ -1184,12 +1231,13 @@ termp_ex_pre(DECL_ARGS) p->flags &= ~TERMP_NOSPACE; } - if (n->child->next) + if (n->child && n->child->next) term_word(p, "utilities exit"); else term_word(p, "utility exits"); term_word(p, "0 on success, and >0 if an error occurs."); + p->flags |= TERMP_SENTENCE; return(0); } @@ -1213,24 +1261,21 @@ termp_nd_pre(DECL_ARGS) /* ARGSUSED */ -static void -termp_bl_post(DECL_ARGS) +static int +termp_bl_pre(DECL_ARGS) { - if (MDOC_BLOCK == n->type) - term_newln(p); + return(MDOC_HEAD != n->type); } /* ARGSUSED */ static void -termp_op_post(DECL_ARGS) +termp_bl_post(DECL_ARGS) { - if (MDOC_BODY != n->type) - return; - p->flags |= TERMP_NOSPACE; - term_word(p, "\\(rB"); + if (MDOC_BLOCK == n->type) + term_newln(p); } @@ -1240,7 +1285,10 @@ termp_xr_pre(DECL_ARGS) { const struct mdoc_node *nn; - assert(n->child && MDOC_TEXT == n->child->type); + if (NULL == n->child) + return(0); + + assert(MDOC_TEXT == n->child->type); nn = n->child; term_word(p, nn->string); @@ -1248,29 +1296,88 @@ termp_xr_pre(DECL_ARGS) return(0); p->flags |= TERMP_NOSPACE; term_word(p, "("); - p->flags |= TERMP_NOSPACE; term_word(p, nn->string); - p->flags |= TERMP_NOSPACE; term_word(p, ")"); return(0); } -/* ARGSUSED */ +/* + * This decides how to assert whitespace before any of the SYNOPSIS set + * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain + * macro combos). + */ static void -termp_vt_post(DECL_ARGS) +synopsis_pre(struct termp *p, const struct mdoc_node *n) { - - if (n->sec != SEC_SYNOPSIS) + /* + * Obviously, if we're not in a SYNOPSIS or no prior macros + * exist, do nothing. + */ + if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags)) return; - if (n->next && MDOC_Vt == n->next->tok) + + /* + * If we're the second in a pair of like elements, emit our + * 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) { term_newln(p); - else if (n->next) + return; + } + + /* + * If we're one of the SYNOPSIS set and non-like pair-wise after + * another (or Fn/Fo, which we've let slip through) then assert + * vertical space, else only newline and move on. + */ + switch (n->prev->tok) { + case (MDOC_Fd): + /* FALLTHROUGH */ + case (MDOC_Fn): + /* FALLTHROUGH */ + case (MDOC_Fo): + /* FALLTHROUGH */ + case (MDOC_In): + /* FALLTHROUGH */ + case (MDOC_Vt): term_vspace(p); + break; + case (MDOC_Ft): + if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) { + term_vspace(p); + break; + } + /* FALLTHROUGH */ + default: + term_newln(p); + break; + } } +static int +termp_vt_pre(DECL_ARGS) +{ + + if (MDOC_ELEM == n->type) { + synopsis_pre(p, n); + return(termp_under_pre(p, pair, m, 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)); +} + + /* ARGSUSED */ static int termp_bold_pre(DECL_ARGS) @@ -1282,16 +1389,12 @@ termp_bold_pre(DECL_ARGS) /* ARGSUSED */ -static void -termp_fd_post(DECL_ARGS) +static int +termp_fd_pre(DECL_ARGS) { - if (n->sec != SEC_SYNOPSIS) - return; - - term_newln(p); - if (n->next && MDOC_Fd != n->next->tok) - term_vspace(p); + synopsis_pre(p, n); + return(termp_bold_pre(p, pair, m, n)); } @@ -1313,7 +1416,7 @@ termp_sh_pre(DECL_ARGS) term_fontpush(p, TERMFONT_BOLD); break; case (MDOC_BODY): - p->offset = INDENT; + p->offset = term_len(p, INDENT); break; default: break; @@ -1343,27 +1446,11 @@ termp_sh_post(DECL_ARGS) /* ARGSUSED */ static int -termp_op_pre(DECL_ARGS) -{ - - switch (n->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."); + p->flags |= TERMP_SENTENCE; return(0); } @@ -1373,7 +1460,7 @@ static void termp_lb_post(DECL_ARGS) { - if (SEC_LIBRARY == n->sec) + if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags) term_newln(p); } @@ -1384,6 +1471,7 @@ termp_ud_pre(DECL_ARGS) { term_word(p, "currently under development."); + p->flags |= TERMP_SENTENCE; return(0); } @@ -1396,7 +1484,7 @@ termp_d1_pre(DECL_ARGS) if (MDOC_BLOCK != n->type) return(1); term_newln(p); - p->offset += (INDENT + 1); + p->offset += term_len(p, (INDENT + 1)); return(1); } @@ -1414,59 +1502,24 @@ termp_d1_post(DECL_ARGS) /* ARGSUSED */ static int -termp_aq_pre(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return(1); - term_word(p, "\\(la"); - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static void -termp_aq_post(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return; - p->flags |= TERMP_NOSPACE; - term_word(p, "\\(ra"); -} - - -/* ARGSUSED */ -static int termp_ft_pre(DECL_ARGS) { - if (SEC_SYNOPSIS == n->sec) - if (n->prev && MDOC_Fo == n->prev->tok) - term_vspace(p); - + /* NB: MDOC_LINE does not effect this! */ + synopsis_pre(p, n); term_fontpush(p, TERMFONT_UNDER); return(1); } /* ARGSUSED */ -static void -termp_ft_post(DECL_ARGS) -{ - - if (SEC_SYNOPSIS == n->sec) - term_newln(p); -} - - -/* ARGSUSED */ static int termp_fn_pre(DECL_ARGS) { const struct mdoc_node *nn; + synopsis_pre(p, n); + term_fontpush(p, TERMFONT_BOLD); term_word(p, n->child->string); term_fontpop(p); @@ -1485,7 +1538,7 @@ termp_fn_pre(DECL_ARGS) term_word(p, ")"); - if (SEC_SYNOPSIS == n->sec) + if (MDOC_SYNPRETTY & n->flags) term_word(p, ";"); return(0); @@ -1493,16 +1546,6 @@ termp_fn_pre(DECL_ARGS) /* ARGSUSED */ -static void -termp_fn_post(DECL_ARGS) -{ - - if (n->sec == SEC_SYNOPSIS && n->next) - term_vspace(p); -} - - -/* ARGSUSED */ static int termp_fa_pre(DECL_ARGS) { @@ -1533,38 +1576,18 @@ termp_fa_pre(DECL_ARGS) static int termp_bd_pre(DECL_ARGS) { - int i, type; + size_t tabwidth, rm, rmax; const struct mdoc_node *nn; if (MDOC_BLOCK == n->type) { print_bvspace(p, n, n); return(1); - } else if (MDOC_BODY != n->type) - return(1); + } else if (MDOC_HEAD == n->type) + return(0); - nn = n->parent; + if (n->norm->Bd.offs) + p->offset += a2offs(p, n->norm->Bd.offs); - for (type = -1, i = 0; i < (int)nn->args->argc; i++) { - switch (nn->args->argv[i].arg) { - case (MDOC_Centred): - /* FALLTHROUGH */ - case (MDOC_Ragged): - /* FALLTHROUGH */ - case (MDOC_Filled): - /* FALLTHROUGH */ - case (MDOC_Unfilled): - /* FALLTHROUGH */ - case (MDOC_Literal): - type = nn->args->argv[i].arg; - break; - case (MDOC_Offset): - p->offset += a2offs(&nn->args->argv[i]); - break; - default: - break; - } - } - /* * If -ragged or -filled are specified, the block does nothing * but change the indentation. If -unfilled or -literal are @@ -1573,21 +1596,55 @@ termp_bd_pre(DECL_ARGS) * lines are allowed. */ - assert(type > -1); - if (MDOC_Literal != type && MDOC_Unfilled != type) + if (DISP_literal != n->norm->Bd.type && + DISP_unfilled != n->norm->Bd.type) return(1); + tabwidth = p->tabwidth; + if (DISP_literal == n->norm->Bd.type) + p->tabwidth = term_len(p, 8); + + rm = p->rmargin; + rmax = p->maxrmargin; + p->rmargin = p->maxrmargin = TERM_MAXMARGIN; + for (nn = n->child; nn; nn = nn->next) { - p->flags |= TERMP_NOSPACE; print_mdoc_node(p, pair, m, nn); - if (NULL == nn->next) + /* + * If the printed node flushes its own line, then we + * needn't do it here as well. This is hacky, but the + * notion of selective eoln whitespace is pretty dumb + * anyway, so don't sweat it. + */ + switch (nn->tok) { + case (MDOC_Sm): + /* FALLTHROUGH */ + case (MDOC_br): + /* FALLTHROUGH */ + case (MDOC_sp): + /* FALLTHROUGH */ + case (MDOC_Bl): + /* FALLTHROUGH */ + case (MDOC_D1): + /* FALLTHROUGH */ + case (MDOC_Dl): + /* FALLTHROUGH */ + case (MDOC_Lp): + /* FALLTHROUGH */ + case (MDOC_Pp): continue; - if (nn->prev && nn->prev->line < nn->line) - term_flushln(p); - else if (NULL == nn->prev) - term_flushln(p); + default: + break; + } + if (nn->next && nn->next->line == nn->line) + continue; + term_flushln(p); + p->flags |= TERMP_NOSPACE; } + p->tabwidth = tabwidth; + p->rmargin = rm; + p->maxrmargin = rmax; return(0); } @@ -1596,47 +1653,53 @@ termp_bd_pre(DECL_ARGS) static void termp_bd_post(DECL_ARGS) { + size_t rm, rmax; if (MDOC_BODY != n->type) return; - p->flags |= TERMP_NOSPACE; - term_flushln(p); -} + rm = p->rmargin; + rmax = p->maxrmargin; -/* ARGSUSED */ -static int -termp_qq_pre(DECL_ARGS) -{ + if (DISP_literal == n->norm->Bd.type || + DISP_unfilled == n->norm->Bd.type) + p->rmargin = p->maxrmargin = TERM_MAXMARGIN; - if (MDOC_BODY != n->type) - return(1); - term_word(p, "\""); p->flags |= TERMP_NOSPACE; - return(1); + term_newln(p); + + p->rmargin = rm; + p->maxrmargin = rmax; } /* ARGSUSED */ -static void -termp_qq_post(DECL_ARGS) +static int +termp_bx_pre(DECL_ARGS) { + char buf[3]; - if (MDOC_BODY != n->type) - return; - p->flags |= TERMP_NOSPACE; - term_word(p, "\""); -} + if (NULL != (n = n->child)) { + term_word(p, n->string); + p->flags |= TERMP_NOSPACE; + term_word(p, "BSD"); + } else { + term_word(p, "BSD"); + return(0); + } + if (NULL != (n = n->next)) { + buf[0] = '-'; + buf[1] = toupper((unsigned char)*n->string); + buf[2] = '\0'; -/* ARGSUSED */ -static void -termp_bx_post(DECL_ARGS) -{ - - if (n->child) p->flags |= TERMP_NOSPACE; - term_word(p, "BSD"); + term_word(p, buf); + p->flags |= TERMP_NOSPACE; + term_word(p, n->string + 1); + } + + return(0); } @@ -1649,7 +1712,7 @@ termp_xx_pre(DECL_ARGS) pp = NULL; switch (n->tok) { case (MDOC_Bsx): - pp = "BSDI BSD/OS"; + pp = "BSD/OS"; break; case (MDOC_Dx): pp = "DragonFly"; @@ -1678,34 +1741,9 @@ termp_xx_pre(DECL_ARGS) /* ARGSUSED */ static int -termp_sq_pre(DECL_ARGS) +termp_igndelim_pre(DECL_ARGS) { - if (MDOC_BODY != n->type) - return(1); - term_word(p, "\\(oq"); - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static void -termp_sq_post(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return; - p->flags |= TERMP_NOSPACE; - term_word(p, "\\(aq"); -} - - -/* ARGSUSED */ -static int -termp_pf_pre(DECL_ARGS) -{ - p->flags |= TERMP_IGNDELIM; return(1); } @@ -1716,7 +1754,6 @@ static void termp_pf_post(DECL_ARGS) { - p->flags &= ~TERMP_IGNDELIM; p->flags |= TERMP_NOSPACE; } @@ -1734,7 +1771,7 @@ termp_ss_pre(DECL_ARGS) break; case (MDOC_HEAD): term_fontpush(p, TERMFONT_BOLD); - p->offset = HALFINDENT; + p->offset = term_len(p, HALFINDENT); break; default: break; @@ -1759,8 +1796,8 @@ static int termp_cd_pre(DECL_ARGS) { + synopsis_pre(p, n); term_fontpush(p, TERMFONT_BOLD); - term_newln(p); return(1); } @@ -1770,11 +1807,17 @@ static int termp_in_pre(DECL_ARGS) { - term_fontpush(p, TERMFONT_BOLD); - if (SEC_SYNOPSIS == n->sec) + synopsis_pre(p, n); + + if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) { + term_fontpush(p, TERMFONT_BOLD); term_word(p, "#include"); + term_word(p, "<"); + } else { + term_word(p, "<"); + term_fontpush(p, TERMFONT_UNDER); + } - term_word(p, "<"); p->flags |= TERMP_NOSPACE; return(1); } @@ -1785,23 +1828,14 @@ static void termp_in_post(DECL_ARGS) { - term_fontpush(p, TERMFONT_BOLD); + if (MDOC_SYNPRETTY & n->flags) + term_fontpush(p, TERMFONT_BOLD); + p->flags |= TERMP_NOSPACE; term_word(p, ">"); - term_fontpop(p); - if (SEC_SYNOPSIS != n->sec) - return; - - term_newln(p); - /* - * XXX Not entirely correct. If `.In foo bar' is specified in - * the SYNOPSIS section, then it produces a single break after - * the ; mandoc asserts a vertical space. Since this - * construction is rarely used, I think it's fine. - */ - if (n->next && MDOC_In != n->next->tok) - term_vspace(p); + if (MDOC_SYNPRETTY & n->flags) + term_fontpop(p); } @@ -1813,7 +1847,7 @@ termp_sp_pre(DECL_ARGS) switch (n->tok) { case (MDOC_sp): - len = n->child ? a2height(n->child) : 1; + len = n->child ? a2height(p, n->child->string) : 1; break; case (MDOC_br): len = 0; @@ -1834,75 +1868,124 @@ termp_sp_pre(DECL_ARGS) /* ARGSUSED */ static int -termp_brq_pre(DECL_ARGS) +termp_quote_pre(DECL_ARGS) { - if (MDOC_BODY != n->type) + if (MDOC_BODY != n->type && MDOC_ELEM != n->type) return(1); - term_word(p, "\\(lC"); - p->flags |= TERMP_NOSPACE; - return(1); -} + switch (n->tok) { + case (MDOC_Ao): + /* FALLTHROUGH */ + case (MDOC_Aq): + term_word(p, "<"); + break; + case (MDOC_Bro): + /* FALLTHROUGH */ + case (MDOC_Brq): + term_word(p, "{"); + break; + case (MDOC_Oo): + /* FALLTHROUGH */ + case (MDOC_Op): + /* FALLTHROUGH */ + case (MDOC_Bo): + /* FALLTHROUGH */ + case (MDOC_Bq): + term_word(p, "["); + break; + case (MDOC_Do): + /* FALLTHROUGH */ + case (MDOC_Dq): + term_word(p, "``"); + break; + case (MDOC_Po): + /* FALLTHROUGH */ + case (MDOC_Pq): + term_word(p, "("); + break; + case (MDOC__T): + /* FALLTHROUGH */ + case (MDOC_Qo): + /* FALLTHROUGH */ + case (MDOC_Qq): + term_word(p, "\""); + break; + case (MDOC_Ql): + /* FALLTHROUGH */ + case (MDOC_So): + /* FALLTHROUGH */ + case (MDOC_Sq): + term_word(p, "`"); + break; + default: + abort(); + /* NOTREACHED */ + } -/* ARGSUSED */ -static void -termp_brq_post(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return; p->flags |= TERMP_NOSPACE; - term_word(p, "\\(rC"); -} - - -/* ARGSUSED */ -static int -termp_bq_pre(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return(1); - term_word(p, "\\(lB"); - p->flags |= TERMP_NOSPACE; return(1); } /* ARGSUSED */ static void -termp_bq_post(DECL_ARGS) +termp_quote_post(DECL_ARGS) { - if (MDOC_BODY != n->type) + if (MDOC_BODY != n->type && MDOC_ELEM != n->type) return; - p->flags |= TERMP_NOSPACE; - term_word(p, "\\(rB"); -} - -/* ARGSUSED */ -static int -termp_pq_pre(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return(1); - term_word(p, "\\&("); p->flags |= TERMP_NOSPACE; - return(1); -} - -/* ARGSUSED */ -static void -termp_pq_post(DECL_ARGS) -{ - - if (MDOC_BODY != n->type) - return; - term_word(p, ")"); + switch (n->tok) { + case (MDOC_Ao): + /* FALLTHROUGH */ + case (MDOC_Aq): + term_word(p, ">"); + break; + case (MDOC_Bro): + /* FALLTHROUGH */ + case (MDOC_Brq): + term_word(p, "}"); + break; + case (MDOC_Oo): + /* FALLTHROUGH */ + case (MDOC_Op): + /* FALLTHROUGH */ + case (MDOC_Bo): + /* FALLTHROUGH */ + case (MDOC_Bq): + term_word(p, "]"); + break; + case (MDOC_Do): + /* FALLTHROUGH */ + case (MDOC_Dq): + term_word(p, "''"); + break; + case (MDOC_Po): + /* FALLTHROUGH */ + case (MDOC_Pq): + term_word(p, ")"); + break; + case (MDOC__T): + /* FALLTHROUGH */ + case (MDOC_Qo): + /* FALLTHROUGH */ + case (MDOC_Qq): + term_word(p, "\""); + break; + case (MDOC_Ql): + /* FALLTHROUGH */ + case (MDOC_So): + /* FALLTHROUGH */ + case (MDOC_Sq): + term_word(p, "'"); + break; + default: + abort(); + /* NOTREACHED */ + } } @@ -1910,23 +1993,24 @@ termp_pq_post(DECL_ARGS) static int termp_fo_pre(DECL_ARGS) { - const struct mdoc_node *nn; - if (MDOC_BODY == n->type) { + if (MDOC_BLOCK == n->type) { + synopsis_pre(p, n); + return(1); + } else if (MDOC_BODY == n->type) { p->flags |= TERMP_NOSPACE; term_word(p, "("); - p->flags |= TERMP_NOSPACE; return(1); - } else if (MDOC_HEAD != n->type) - return(1); + } - term_fontpush(p, TERMFONT_BOLD); - for (nn = n->child; nn; nn = nn->next) { - assert(MDOC_TEXT == nn->type); - term_word(p, nn->string); - } - term_fontpop(p); + if (NULL == n->child) + return(0); + /* XXX: we drop non-initial arguments as per groff. */ + + assert(n->child->string); + term_fontpush(p, TERMFONT_BOLD); + term_word(p, n->child->string); return(0); } @@ -1936,13 +2020,13 @@ static void termp_fo_post(DECL_ARGS) { - if (MDOC_BODY != n->type) + if (MDOC_BODY != n->type) return; - p->flags |= TERMP_NOSPACE; + term_word(p, ")"); - p->flags |= TERMP_NOSPACE; - term_word(p, ";"); - term_newln(p); + + if (MDOC_SYNPRETTY & n->flags) + term_word(p, ";"); } @@ -1950,30 +2034,17 @@ termp_fo_post(DECL_ARGS) static int termp_bf_pre(DECL_ARGS) { - const struct mdoc_node *nn; if (MDOC_HEAD == n->type) return(0); else if (MDOC_BLOCK != n->type) return(1); - if (NULL == (nn = n->head->child)) { - if (arg_hasattr(MDOC_Emphasis, n)) - term_fontpush(p, TERMFONT_UNDER); - else if (arg_hasattr(MDOC_Symbolic, n)) - term_fontpush(p, TERMFONT_BOLD); - else - term_fontpush(p, TERMFONT_NONE); - - return(1); - } - - assert(MDOC_TEXT == nn->type); - if (0 == strcmp("Em", nn->string)) + if (FONT_Em == n->norm->Bf.font) term_fontpush(p, TERMFONT_UNDER); - else if (0 == strcmp("Sy", nn->string)) + else if (FONT_Sy == n->norm->Bf.font) term_fontpush(p, TERMFONT_BOLD); - else + else term_fontpush(p, TERMFONT_NONE); return(1); @@ -1987,8 +2058,9 @@ 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; p->flags &= ~TERMP_NONOSPACE; - p->flags &= ~TERMP_NOSPACE; } else p->flags |= TERMP_NONOSPACE; @@ -2002,7 +2074,7 @@ termp_ap_pre(DECL_ARGS) { p->flags |= TERMP_NOSPACE; - term_word(p, "\\(aq"); + term_word(p, "'"); p->flags |= TERMP_NOSPACE; return(1); } @@ -2013,18 +2085,26 @@ static void termp____post(DECL_ARGS) { + /* + * Handle lists of authors. In general, print each followed by + * a comma. Don't print the comma if there are only two + * authors. + */ + if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok) + if (NULL == n->next->next || MDOC__A != n->next->next->tok) + if (NULL == n->prev || MDOC__A != n->prev->tok) + return; + /* TODO: %U. */ - p->flags |= TERMP_NOSPACE; - switch (n->tok) { - case (MDOC__T): - term_word(p, "\\(rq"); - p->flags |= TERMP_NOSPACE; - break; - default: - break; - } - term_word(p, n->next ? "," : "."); + if (NULL == n->parent || MDOC_Rs != n->parent->tok) + return; + + if (NULL == n->next) { + term_word(p, "."); + p->flags |= TERMP_SENTENCE; + } else + term_word(p, ","); } @@ -2042,23 +2122,24 @@ termp_li_pre(DECL_ARGS) static int termp_lk_pre(DECL_ARGS) { - const struct mdoc_node *nn; + const struct mdoc_node *nn, *sv; term_fontpush(p, TERMFONT_UNDER); - nn = n->child; - if (NULL == nn->next) + nn = sv = n->child; + + if (NULL == nn || NULL == nn->next) return(1); - term_word(p, nn->string); + 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); - for (nn = nn->next; nn; nn = nn->next) - term_word(p, nn->string); + term_word(p, sv->string); term_fontpop(p); return(0); @@ -2067,20 +2148,74 @@ termp_lk_pre(DECL_ARGS) /* ARGSUSED */ static int -termp_under_pre(DECL_ARGS) +termp_bk_pre(DECL_ARGS) { - term_fontpush(p, TERMFONT_UNDER); + switch (n->type) { + case (MDOC_BLOCK): + break; + case (MDOC_HEAD): + return(0); + case (MDOC_BODY): + if (n->parent->args || 0 == n->prev->nchild) + p->flags |= TERMP_PREKEEP; + break; + default: + abort(); + /* NOTREACHED */ + } + return(1); } /* ARGSUSED */ +static void +termp_bk_post(DECL_ARGS) +{ + + if (MDOC_BODY == n->type) + p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP); +} + +/* ARGSUSED */ +static void +termp__t_post(DECL_ARGS) +{ + + /* + * If we're in an `Rs' and there's a journal present, then quote + * us instead of underlining us (for disambiguation). + */ + if (n->parent && MDOC_Rs == n->parent->tok && + n->parent->norm->Rs.quote_T) + termp_quote_post(p, pair, m, n); + + termp____post(p, pair, m, n); +} + +/* ARGSUSED */ static int termp__t_pre(DECL_ARGS) { - term_word(p, "\\(lq"); - p->flags |= TERMP_NOSPACE; + /* + * If we're in an `Rs' and there's a journal present, then quote + * us instead of underlining us (for disambiguation). + */ + if (n->parent && MDOC_Rs == n->parent->tok && + n->parent->norm->Rs.quote_T) + return(termp_quote_pre(p, pair, m, n)); + + term_fontpush(p, TERMFONT_UNDER); + return(1); +} + +/* ARGSUSED */ +static int +termp_under_pre(DECL_ARGS) +{ + + term_fontpush(p, TERMFONT_UNDER); return(1); }