=================================================================== RCS file: /cvs/mandoc/mdoc_term.c,v retrieving revision 1.52 retrieving revision 1.59 diff -u -p -r1.52 -r1.59 --- mandoc/mdoc_term.c 2009/07/21 13:45:04 1.52 +++ mandoc/mdoc_term.c 2009/07/23 09:40:25 1.59 @@ -1,4 +1,4 @@ -/* $Id: mdoc_term.c,v 1.52 2009/07/21 13:45:04 kristaps Exp $ */ +/* $Id: mdoc_term.c,v 1.59 2009/07/23 09:40:25 kristaps Exp $ */ /* * Copyright (c) 2008, 2009 Kristaps Dzonsons * @@ -50,8 +50,9 @@ #define TTYPE_LINK_ANCHOR 19 #define TTYPE_LINK_TEXT 20 #define TTYPE_REF_JOURNAL 21 -#define TTYPE_LIST 22 -#define TTYPE_NMAX 23 +#define TTYPE_REF_TITLE 22 +#define TTYPE_LIST 23 +#define TTYPE_NMAX 24 const int ttypes[TTYPE_NMAX] = { TERMP_BOLD, /* TTYPE_PROG */ @@ -65,7 +66,7 @@ const int ttypes[TTYPE_NMAX] = { TERMP_UNDER, /* TTYPE_FUNC_ARG */ TERMP_UNDER, /* TTYPE_LINK */ TERMP_BOLD, /* TTYPE_SSECTION */ - 0, /* TTYPE_FILE */ + TERMP_UNDER, /* TTYPE_FILE */ TERMP_UNDER, /* TTYPE_EMPH */ TERMP_BOLD, /* TTYPE_CONFIG */ TERMP_BOLD, /* TTYPE_CMD */ @@ -76,6 +77,7 @@ const int ttypes[TTYPE_NMAX] = { TERMP_UNDER, /* TTYPE_LINK_ANCHOR */ TERMP_BOLD, /* TTYPE_LINK_TEXT */ TERMP_UNDER, /* TTYPE_REF_JOURNAL */ + TERMP_UNDER, /* TTYPE_REF_TITLE */ TERMP_BOLD /* TTYPE_LIST */ }; @@ -96,7 +98,6 @@ struct termact { }; static void termp____post(DECL_ARGS); -static void termp__t_post(DECL_ARGS); static void termp_aq_post(DECL_ARGS); static void termp_bd_post(DECL_ARGS); static void termp_bl_post(DECL_ARGS); @@ -154,6 +155,7 @@ 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_pa_pre(DECL_ARGS); static int termp_pf_pre(DECL_ARGS); static int termp_pp_pre(DECL_ARGS); static int termp_pq_pre(DECL_ARGS); @@ -209,7 +211,7 @@ static const struct termact termacts[MDOC_MAX] = { { termp_nm_pre, NULL }, /* Nm */ { termp_op_pre, termp_op_post }, /* Op */ { NULL, NULL }, /* Ot */ - { NULL, NULL }, /* Pa */ + { termp_pa_pre, NULL }, /* Pa */ { termp_rv_pre, NULL }, /* Rv */ { NULL, NULL }, /* St */ { termp_va_pre, NULL }, /* Va */ @@ -224,7 +226,7 @@ static const struct termact termacts[MDOC_MAX] = { { NULL, termp____post }, /* %O */ { NULL, termp____post }, /* %P */ { NULL, termp____post }, /* %R */ - { termp__t_pre, termp__t_post }, /* %T */ + { termp__t_pre, termp____post }, /* %T */ { NULL, termp____post }, /* %V */ { NULL, NULL }, /* Ac */ { termp_aq_pre, termp_aq_post }, /* Ao */ @@ -308,7 +310,7 @@ 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 *, +static void fmt_block_vspace(struct termp *, const struct mdoc_node *, const struct mdoc_node *); static void print_node(DECL_ARGS); @@ -659,7 +661,7 @@ arg_getattrs(const int *keys, int *vals, /* ARGSUSED */ -static int +static void fmt_block_vspace(struct termp *p, const struct mdoc_node *bl, const struct mdoc_node *node) @@ -668,26 +670,47 @@ fmt_block_vspace(struct termp *p, term_newln(p); - if (arg_hasattr(MDOC_Compact, bl)) - return(1); - /* XXX - not documented! */ - else if (arg_hasattr(MDOC_Column, bl)) - return(1); + if (MDOC_Bl == bl->tok && arg_hasattr(MDOC_Compact, bl)) + return; + /* + * Search through our prior nodes. If we follow a `Ss' or `Sh', + * then don't vspace. + */ + for (n = node; n; n = n->parent) { if (MDOC_BLOCK != n->type) continue; if (MDOC_Ss == n->tok) - break; + return; if (MDOC_Sh == n->tok) - break; + return; if (NULL == n->prev) continue; - term_vspace(p); break; } - return(1); + /* + * XXX - not documented: a `-column' does not ever assert vspace + * within the list. + */ + + if (MDOC_Bl == bl->tok && arg_hasattr(MDOC_Column, bl)) + if (node->prev && MDOC_It == node->prev->tok) + return; + + /* + * XXX - not documented: a `-diag' without a body does not + * assert a vspace prior to the next element. + */ + if (MDOC_Bl == bl->tok && arg_hasattr(MDOC_Diag, bl)) + if (node->prev && MDOC_It == node->prev->tok) { + assert(node->prev->body); + if (NULL == node->prev->body->child) + return; + } + + term_vspace(p); } @@ -727,8 +750,10 @@ termp_it_pre(DECL_ARGS) 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)); + if (MDOC_BLOCK == node->type) { + fmt_block_vspace(p, node->parent->parent, node); + return(1); + } bl = node->parent->parent->parent; @@ -757,11 +782,27 @@ termp_it_pre(DECL_ARGS) case (MDOC_Column): if (MDOC_BODY == node->type) break; - for (i = 0, n = node->prev; n; n = n->prev, i++) + /* + * Work around groff's column handling. The offset is + * equal to the sum of all widths leading to the current + * column (plus the -offset value). If this column + * exceeds the stated number of columns, the width is + * set as 0, else it's the stated column width (later + * the 0 will be adjusted to default 10 or, if in the + * last column case, set to stretch to the margin). + */ + for (i = 0, n = node->prev; n && n && + i < (int)bl->args[vals[2]].argv->sz; + 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); + + /* Whether exceeds maximum column. */ + if (i < (int)bl->args[vals[2]].argv->sz) + width = arg_width(&bl->args->argv[vals[2]], i); + else + width = 0; + if (vals[1] >= 0) offset += arg_offset(&bl->args->argv[vals[1]]); break; @@ -867,7 +908,21 @@ termp_it_pre(DECL_ARGS) else p->flags |= TERMP_NOLPAD; - if (MDOC_HEAD == node->type) + if (MDOC_HEAD != node->type) + break; + + /* + * This is ugly. If `-hang' is specified and the body + * is a `Bl' or `Bd', then we want basically to nullify + * the "overstep" effect in term_flushln() and treat + * this as a `-ohang' list instead. + */ + if (node->next->child && + (MDOC_Bl == node->next->child->tok || + MDOC_Bd == node->next->child->tok)) { + p->flags &= ~TERMP_NOBREAK; + p->flags &= ~TERMP_NOLPAD; + } else p->flags |= TERMP_HANG; break; case (MDOC_Tag): @@ -909,6 +964,17 @@ termp_it_pre(DECL_ARGS) p->offset += offset; switch (type) { + case (MDOC_Hang): + /* + * Same stipulation as above, regarding `-hang'. We + * don't want to recalculate rmargin and offsets when + * using `Bd' or `Bl' within `-hang' overstep lists. + */ + if (MDOC_HEAD == node->type && node->next->child && + (MDOC_Bl == node->next->child->tok || + MDOC_Bd == node->next->child->tok)) + break; + /* FALLTHROUGH */ case (MDOC_Bullet): /* FALLTHROUGH */ case (MDOC_Dash): @@ -917,8 +983,6 @@ termp_it_pre(DECL_ARGS) /* FALLTHROUGH */ case (MDOC_Hyphen): /* FALLTHROUGH */ - case (MDOC_Hang): - /* FALLTHROUGH */ case (MDOC_Tag): assert(width); if (MDOC_HEAD == node->type) @@ -1014,6 +1078,8 @@ termp_it_post(DECL_ARGS) switch (type) { case (MDOC_Item): /* FALLTHROUGH */ + case (MDOC_Diag): + /* FALLTHROUGH */ case (MDOC_Inset): if (MDOC_BODY == node->type) term_flushln(p); @@ -1529,10 +1595,11 @@ termp_bd_pre(DECL_ARGS) * line. Blank lines are allowed. */ - if (MDOC_BLOCK == node->type) - return(fmt_block_vspace(p, node, node)); - else if (MDOC_BODY != node->type) + if (MDOC_BLOCK == node->type) { + fmt_block_vspace(p, node, node); return(1); + } else if (MDOC_BODY != node->type) + return(1); /* FIXME: display type should be mandated by parser. */ @@ -1707,6 +1774,16 @@ termp_sq_post(DECL_ARGS) /* ARGSUSED */ static int +termp_pa_pre(DECL_ARGS) +{ + + pair->flag |= ttypes[TTYPE_FILE]; + return(1); +} + + +/* ARGSUSED */ +static int termp_pf_pre(DECL_ARGS) { @@ -2079,20 +2156,8 @@ static int termp__t_pre(DECL_ARGS) { - term_word(p, "\""); - p->flags |= TERMP_NOSPACE; + pair->flag |= ttypes[TTYPE_REF_TITLE]; return(1); -} - - -/* ARGSUSED */ -static void -termp__t_post(DECL_ARGS) -{ - - p->flags |= TERMP_NOSPACE; - term_word(p, "\""); - termp____post(p, pair, meta, node); }