=================================================================== RCS file: /cvs/mandoc/man_term.c,v retrieving revision 1.117 retrieving revision 1.128 diff -u -p -r1.117 -r1.128 --- mandoc/man_term.c 2011/09/19 22:36:16 1.117 +++ mandoc/man_term.c 2012/05/27 17:39:28 1.128 @@ -1,6 +1,6 @@ -/* $Id: man_term.c,v 1.117 2011/09/19 22:36:16 schwarze Exp $ */ +/* $Id: man_term.c,v 1.128 2012/05/27 17:39:28 schwarze Exp $ */ /* - * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons + * Copyright (c) 2008-2012 Kristaps Dzonsons * Copyright (c) 2010, 2011 Ingo Schwarze * * Permission to use, copy, modify, and distribute this software for any @@ -33,8 +33,6 @@ #include "term.h" #include "main.h" -#define INDENT 7 /* fixed-width char full-indent */ -#define HALFINDENT 3 /* fixed-width char half-indent */ #define MAXMARGINS 64 /* maximum number of indented scopes */ /* FIXME: have PD set the default vspace width. */ @@ -70,21 +68,22 @@ static void print_man_foot(struct termp *, const vo static void print_bvspace(struct termp *, const struct man_node *); -static int pre_alternate(DECL_ARGS); static int pre_B(DECL_ARGS); static int pre_HP(DECL_ARGS); static int pre_I(DECL_ARGS); static int pre_IP(DECL_ARGS); +static int pre_OP(DECL_ARGS); static int pre_PP(DECL_ARGS); static int pre_RS(DECL_ARGS); static int pre_SH(DECL_ARGS); static int pre_SS(DECL_ARGS); static int pre_TP(DECL_ARGS); +static int pre_alternate(DECL_ARGS); +static int pre_ft(DECL_ARGS); static int pre_ign(DECL_ARGS); static int pre_in(DECL_ARGS); static int pre_literal(DECL_ARGS); static int pre_sp(DECL_ARGS); -static int pre_ft(DECL_ARGS); static void post_IP(DECL_ARGS); static void post_HP(DECL_ARGS); @@ -127,6 +126,7 @@ static const struct termact termacts[MAN_MAX] = { { pre_ign, NULL, 0 }, /* AT */ { pre_in, NULL, MAN_NOTEXT }, /* in */ { pre_ft, NULL, MAN_NOTEXT }, /* ft */ + { pre_OP, NULL, 0 }, /* OP */ }; @@ -141,6 +141,9 @@ terminal_man(void *arg, const struct man *man) p = (struct termp *)arg; + if (0 == p->defindent) + p->defindent = 7; + p->overstep = 0; p->maxrmargin = p->defrmargin; p->tabwidth = term_len(p, 5); @@ -156,8 +159,8 @@ terminal_man(void *arg, const struct man *man) memset(&mt, 0, sizeof(struct mtermp)); - mt.lmargin[mt.lmargincur] = term_len(p, INDENT); - mt.offset = term_len(p, INDENT); + mt.lmargin[mt.lmargincur] = term_len(p, p->defindent); + mt.offset = term_len(p, p->defindent); if (n->child) print_man_nodelist(p, &mt, n->child, m); @@ -251,7 +254,7 @@ pre_literal(DECL_ARGS) * indentation has to be set up explicitly. */ if (MAN_HP == n->parent->tok && p->rmargin < p->maxrmargin) { - p->offset = p->rmargin + 1; + p->offset = p->rmargin; p->rmargin = p->maxrmargin; p->flags &= ~(TERMP_NOBREAK | TERMP_TWOSPACE); p->flags |= TERMP_NOSPACE; @@ -323,6 +326,29 @@ pre_B(DECL_ARGS) /* ARGSUSED */ static int +pre_OP(DECL_ARGS) +{ + + term_word(p, "["); + p->flags |= TERMP_NOSPACE; + + if (NULL != (n = n->child)) { + term_fontrepl(p, TERMFONT_BOLD); + term_word(p, n->string); + } + if (NULL != n && NULL != n->next) { + term_fontrepl(p, TERMFONT_UNDER); + term_word(p, n->next->string); + } + + term_fontrepl(p, TERMFONT_NONE); + p->flags |= TERMP_NOSPACE; + term_word(p, "]"); + return(0); +} + +/* ARGSUSED */ +static int pre_ft(DECL_ARGS) { const char *cp; @@ -469,9 +495,7 @@ pre_HP(DECL_ARGS) len = (size_t)ival; one = term_len(p, 1); - if (len > one) - len -= one; - else + if (len < one) len = one; p->offset = mt->offset; @@ -513,7 +537,7 @@ pre_PP(DECL_ARGS) switch (n->type) { case (MAN_BLOCK): - mt->lmargin[mt->lmargincur] = term_len(p, INDENT); + mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); print_bvspace(p, n); break; default: @@ -640,7 +664,7 @@ pre_TP(DECL_ARGS) /* Calculate offset. */ if (NULL != (nn = n->parent->head->child)) - if (nn->parent->line == nn->line) + if (nn->string && nn->parent->line == nn->line) if ((ival = a2width(p, nn->string)) >= 0) len = (size_t)ival; @@ -708,8 +732,8 @@ pre_SS(DECL_ARGS) switch (n->type) { case (MAN_BLOCK): mt->fl &= ~MANT_LITERAL; - mt->lmargin[mt->lmargincur] = term_len(p, INDENT); - mt->offset = term_len(p, INDENT); + mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); + mt->offset = term_len(p, p->defindent); /* If following a prior empty `SS', no vspace. */ if (n->prev && MAN_SS == n->prev->tok) if (NULL == n->prev->body->child) @@ -720,7 +744,7 @@ pre_SS(DECL_ARGS) break; case (MAN_HEAD): term_fontrepl(p, TERMFONT_BOLD); - p->offset = term_len(p, HALFINDENT); + p->offset = term_len(p, p->defindent/2); break; case (MAN_BODY): p->offset = mt->offset; @@ -759,8 +783,8 @@ pre_SH(DECL_ARGS) switch (n->type) { case (MAN_BLOCK): mt->fl &= ~MANT_LITERAL; - mt->lmargin[mt->lmargincur] = term_len(p, INDENT); - mt->offset = term_len(p, INDENT); + mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); + mt->offset = term_len(p, p->defindent); /* If following a prior empty `SH', no vspace. */ if (n->prev && MAN_SH == n->prev->tok) if (NULL == n->prev->body->child) @@ -819,14 +843,15 @@ pre_RS(DECL_ARGS) break; } - sz = term_len(p, INDENT); + sz = term_len(p, p->defindent); if (NULL != (n = n->parent->head->child)) if ((ival = a2width(p, n->string)) >= 0) sz = (size_t)ival; mt->offset += sz; - p->offset = mt->offset; + p->rmargin = p->maxrmargin; + p->offset = mt->offset < p->rmargin ? mt->offset : p->rmargin; if (++mt->lmarginsz < MAXMARGINS) mt->lmargincur = mt->lmarginsz; @@ -852,7 +877,7 @@ post_RS(DECL_ARGS) break; } - sz = term_len(p, INDENT); + sz = term_len(p, p->defindent); if (NULL != (n = n->parent->head->child)) if ((ival = a2width(p, n->string)) >= 0) @@ -958,37 +983,66 @@ print_man_nodelist(DECL_ARGS) static void print_man_foot(struct termp *p, const void *arg) { + char title[BUFSIZ]; + size_t datelen; const struct man_meta *meta; meta = (const struct man_meta *)arg; + assert(meta->title); + assert(meta->msec); + assert(meta->date); term_fontrepl(p, TERMFONT_NONE); term_vspace(p); - term_vspace(p); - term_vspace(p); + /* + * Temporary, undocumented option to imitate mdoc(7) output. + * In the bottom right corner, use the source instead of + * the title. + */ + + if ( ! p->mdocstyle) { + term_vspace(p); + term_vspace(p); + snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec); + } else if (meta->source) { + strlcpy(title, meta->source, BUFSIZ); + } else { + title[0] = '\0'; + } + datelen = term_strlen(p, meta->date); + + /* Bottom left corner: manual source. */ + p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; - p->rmargin = p->maxrmargin - term_strlen(p, meta->date); p->offset = 0; + p->rmargin = (p->maxrmargin - datelen + term_len(p, 1)) / 2; - /* term_strlen() can return zero. */ - if (p->rmargin == p->maxrmargin) - p->rmargin--; - if (meta->source) term_word(p, meta->source); - if (meta->source) - term_word(p, ""); term_flushln(p); + /* At the bottom in the middle: manual date. */ + p->flags |= TERMP_NOSPACE; p->offset = p->rmargin; - p->rmargin = p->maxrmargin; - p->flags &= ~TERMP_NOBREAK; + p->rmargin = p->maxrmargin - term_strlen(p, title); + if (p->offset + datelen >= p->rmargin) + p->rmargin = p->offset + datelen; term_word(p, meta->date); term_flushln(p); + + /* Bottom right corner: manual title and section. */ + + p->flags &= ~TERMP_NOBREAK; + p->flags |= TERMP_NOSPACE; + p->offset = p->rmargin; + p->rmargin = p->maxrmargin; + + term_word(p, title); + term_flushln(p); } @@ -1000,35 +1054,32 @@ print_man_head(struct termp *p, const void *arg) const struct man_meta *m; m = (const struct man_meta *)arg; + assert(m->title); + assert(m->msec); - /* - * Note that old groff would spit out some spaces before the - * header. We discontinue this strange behaviour, but at one - * point we did so here. - */ - - p->rmargin = p->maxrmargin; - - p->offset = 0; - buf[0] = title[0] = '\0'; - if (m->vol) strlcpy(buf, m->vol, BUFSIZ); + else + buf[0] = '\0'; buflen = term_strlen(p, buf); + /* Top left corner: manual title and section. */ + snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec); titlen = term_strlen(p, title); + p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; p->offset = 0; p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ? (p->maxrmargin - term_strlen(p, buf) + term_len(p, 1)) / 2 : p->maxrmargin - buflen; - p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; term_word(p, title); term_flushln(p); + /* At the top in the middle: manual volume. */ + p->flags |= TERMP_NOSPACE; p->offset = p->rmargin; p->rmargin = p->offset + buflen + titlen < p->maxrmargin ? @@ -1037,6 +1088,8 @@ print_man_head(struct termp *p, const void *arg) term_word(p, buf); term_flushln(p); + /* Top right corner: title and section, again. */ + p->flags &= ~TERMP_NOBREAK; if (p->rmargin + titlen <= p->maxrmargin) { p->flags |= TERMP_NOSPACE; @@ -1046,16 +1099,19 @@ print_man_head(struct termp *p, const void *arg) term_flushln(p); } - p->rmargin = p->maxrmargin; - p->offset = 0; p->flags &= ~TERMP_NOSPACE; + p->offset = 0; + p->rmargin = p->maxrmargin; /* - * Groff likes to have some leading spaces before content. Well - * that's fine by me. + * Groff prints three blank lines before the content. + * Do the same, except in the temporary, undocumented + * mode imitating mdoc(7) output. */ term_vspace(p); - term_vspace(p); - term_vspace(p); + if ( ! p->mdocstyle) { + term_vspace(p); + term_vspace(p); + } }