=================================================================== RCS file: /cvs/mandoc/man_term.c,v retrieving revision 1.62 retrieving revision 1.86 diff -u -p -r1.62 -r1.86 --- mandoc/man_term.c 2010/05/10 08:31:41 1.62 +++ mandoc/man_term.c 2010/12/05 16:14:16 1.86 @@ -1,6 +1,6 @@ -/* $Id: man_term.c,v 1.62 2010/05/10 08:31:41 kristaps Exp $ */ +/* $Id: man_term.c,v 1.86 2010/12/05 16:14:16 kristaps Exp $ */ /* - * Copyright (c) 2008, 2009 Kristaps Dzonsons + * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -26,6 +26,7 @@ #include #include +#include "mandoc.h" #include "out.h" #include "man.h" #include "term.h" @@ -69,15 +70,13 @@ struct termact { #define MAN_NOTEXT (1 << 0) /* Never has text children. */ }; -static int a2width(const struct man_node *); -static int a2height(const struct man_node *); +static int a2width(const struct termp *, const char *); +static size_t a2height(const struct termp *, const char *); -static void print_man_head(struct termp *, - const struct man_meta *); static void print_man_nodelist(DECL_ARGS); static void print_man_node(DECL_ARGS); -static void print_man_foot(struct termp *, - const struct man_meta *); +static void print_man_head(struct termp *, const void *); +static void print_man_foot(struct termp *, const void *); static void print_bvspace(struct termp *, const struct man_node *); @@ -93,10 +92,9 @@ 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_br(DECL_ARGS); -static int pre_fi(DECL_ARGS); static int pre_ign(DECL_ARGS); -static int pre_nf(DECL_ARGS); +static int pre_in(DECL_ARGS); +static int pre_literal(DECL_ARGS); static int pre_sp(DECL_ARGS); static void post_IP(DECL_ARGS); @@ -107,7 +105,7 @@ static void post_SS(DECL_ARGS); static void post_TP(DECL_ARGS); static const struct termact termacts[MAN_MAX] = { - { pre_br, NULL, MAN_NOTEXT }, /* br */ + { pre_sp, NULL, MAN_NOTEXT }, /* br */ { NULL, NULL, 0 }, /* TH */ { pre_SH, post_SH, 0 }, /* SH */ { pre_SS, post_SS, 0 }, /* SS */ @@ -131,23 +129,16 @@ static const struct termact termacts[MAN_MAX] = { { NULL, NULL, MAN_NOTEXT }, /* na */ { pre_I, NULL, 0 }, /* i */ { pre_sp, NULL, MAN_NOTEXT }, /* sp */ - { pre_nf, NULL, 0 }, /* nf */ - { pre_fi, NULL, 0 }, /* fi */ + { pre_literal, NULL, 0 }, /* nf */ + { pre_literal, NULL, 0 }, /* fi */ { NULL, NULL, 0 }, /* r */ { NULL, NULL, 0 }, /* RE */ { pre_RS, post_RS, 0 }, /* RS */ { pre_ign, NULL, 0 }, /* DT */ { pre_ign, NULL, 0 }, /* UC */ { pre_ign, NULL, 0 }, /* PD */ - { pre_sp, NULL, MAN_NOTEXT }, /* Sp */ - { pre_nf, NULL, 0 }, /* Vb */ - { pre_fi, NULL, 0 }, /* Ve */ - { pre_ign, NULL, MAN_NOTEXT }, /* de */ - { pre_ign, NULL, MAN_NOTEXT }, /* dei */ - { pre_ign, NULL, MAN_NOTEXT }, /* am */ - { pre_ign, NULL, MAN_NOTEXT }, /* ami */ - { pre_ign, NULL, MAN_NOTEXT }, /* ig */ - { NULL, NULL, 0 }, /* . */ + { pre_ign, NULL, 0 }, /* AT */ + { pre_in, NULL, MAN_NOTEXT }, /* in */ }; @@ -163,7 +154,8 @@ terminal_man(void *arg, const struct man *man) p = (struct termp *)arg; p->overstep = 0; - p->maxrmargin = 65; + p->maxrmargin = p->defrmargin; + p->tabwidth = term_len(p, 5); if (NULL == p->symtab) switch (p->enc) { @@ -178,44 +170,41 @@ terminal_man(void *arg, const struct man *man) n = man_node(man); m = man_meta(man); - print_man_head(p, m); + term_begin(p, print_man_head, print_man_foot, m); p->flags |= TERMP_NOSPACE; mt.fl = 0; - mt.lmargin = INDENT; - mt.offset = INDENT; + mt.lmargin = term_len(p, INDENT); + mt.offset = term_len(p, INDENT); if (n->child) print_man_nodelist(p, &mt, n->child, m); - print_man_foot(p, m); + + term_end(p); } -static int -a2height(const struct man_node *n) +static size_t +a2height(const struct termp *p, const char *cp) { struct roffsu su; - assert(MAN_TEXT == n->type); - assert(n->string); - if ( ! a2roffsu(n->string, &su, SCALE_VS)) - SCALE_VS_INIT(&su, strlen(n->string)); + if ( ! a2roffsu(cp, &su, SCALE_VS)) + SCALE_VS_INIT(&su, term_strlen(p, cp)); - return((int)term_vspan(&su)); + return(term_vspan(p, &su)); } static int -a2width(const struct man_node *n) +a2width(const struct termp *p, const char *cp) { struct roffsu su; - assert(MAN_TEXT == n->type); - assert(n->string); - if ( ! a2roffsu(n->string, &su, SCALE_BU)) + if ( ! a2roffsu(cp, &su, SCALE_BU)) return(-1); - return((int)term_hspan(&su)); + return((int)term_hspan(p, &su)); } @@ -257,24 +246,24 @@ pre_I(DECL_ARGS) /* ARGSUSED */ static int -pre_fi(DECL_ARGS) +pre_literal(DECL_ARGS) { - mt->fl &= ~MANT_LITERAL; + term_newln(p); + switch (n->tok) { + case (MAN_nf): + mt->fl |= MANT_LITERAL; + break; + default: + mt->fl &= ~MANT_LITERAL; + break; + } + return(1); } -/* ARGSUSED */ -static int -pre_nf(DECL_ARGS) -{ - mt->fl |= MANT_LITERAL; - return(MAN_Vb != n->tok); -} - - /* ARGSUSED */ static int pre_RB(DECL_ARGS) @@ -361,27 +350,65 @@ pre_B(DECL_ARGS) /* ARGSUSED */ static int -pre_sp(DECL_ARGS) +pre_in(DECL_ARGS) { - int i, len; + int len, less; + size_t v; + const char *cp; - len = n->child ? a2height(n->child) : 1; + term_newln(p); - if (0 == len) - term_newln(p); - for (i = 0; i <= len; i++) - term_vspace(p); + if (NULL == n->child) { + p->offset = mt->offset; + return(0); + } + cp = n->child->string; + less = 0; + + if ('-' == *cp) + less = -1; + else if ('+' == *cp) + less = 1; + else + cp--; + + if ((len = a2width(p, ++cp)) < 0) + return(0); + + v = (size_t)len; + + if (less < 0) + p->offset -= p->offset > v ? v : p->offset; + else if (less > 0) + p->offset += v; + else + p->offset = v; + return(0); } /* ARGSUSED */ static int -pre_br(DECL_ARGS) +pre_sp(DECL_ARGS) { + size_t i, len; - term_newln(p); + switch (n->tok) { + case (MAN_br): + len = 0; + break; + default: + len = n->child ? a2height(p, n->child->string) : 1; + break; + } + + if (0 == len) + term_newln(p); + for (i = 0; i < len; i++) + term_vspace(p); + return(0); } @@ -412,11 +439,11 @@ pre_HP(DECL_ARGS) /* Calculate offset. */ if (NULL != (nn = n->parent->head->child)) - if ((ival = a2width(nn)) >= 0) + if ((ival = a2width(p, nn->string)) >= 0) len = (size_t)ival; if (0 == len) - len = 1; + len = term_len(p, 1); p->offset = mt->offset; p->rmargin = mt->offset + len; @@ -457,7 +484,7 @@ pre_PP(DECL_ARGS) switch (n->type) { case (MAN_BLOCK): - mt->lmargin = INDENT; + mt->lmargin = term_len(p, INDENT); print_bvspace(p, n); break; default: @@ -484,7 +511,6 @@ pre_IP(DECL_ARGS) break; case (MAN_HEAD): p->flags |= TERMP_NOBREAK; - p->flags |= TERMP_TWOSPACE; break; case (MAN_BLOCK): print_bvspace(p, n); @@ -502,7 +528,7 @@ pre_IP(DECL_ARGS) if (NULL != (nn = nn->next)) { for ( ; nn->next; nn = nn->next) /* Do nothing. */ ; - if ((ival = a2width(nn)) >= 0) + if ((ival = a2width(p, nn->string)) >= 0) len = (size_t)ival; } @@ -510,7 +536,7 @@ pre_IP(DECL_ARGS) case (MAN_HEAD): /* Handle zero-width lengths. */ if (0 == len) - len = 1; + len = term_len(p, 1); p->offset = mt->offset; p->rmargin = mt->offset + len; @@ -545,7 +571,6 @@ post_IP(DECL_ARGS) case (MAN_HEAD): term_flushln(p); p->flags &= ~TERMP_NOBREAK; - p->flags &= ~TERMP_TWOSPACE; p->rmargin = p->maxrmargin; break; case (MAN_BODY): @@ -591,7 +616,7 @@ pre_TP(DECL_ARGS) while (nn && MAN_TEXT != nn->type) nn = nn->next; if (nn && nn->next) - if ((ival = a2width(nn)) >= 0) + if ((ival = a2width(p, nn->string)) >= 0) len = (size_t)ival; } @@ -599,7 +624,7 @@ pre_TP(DECL_ARGS) case (MAN_HEAD): /* Handle zero-length properly. */ if (0 == len) - len = 1; + len = term_len(p, 1); p->offset = mt->offset; p->rmargin = mt->offset + len; @@ -654,8 +679,8 @@ pre_SS(DECL_ARGS) switch (n->type) { case (MAN_BLOCK): - mt->lmargin = INDENT; - mt->offset = INDENT; + mt->lmargin = term_len(p, INDENT); + mt->offset = term_len(p, INDENT); /* If following a prior empty `SS', no vspace. */ if (n->prev && MAN_SS == n->prev->tok) if (NULL == n->prev->body->child) @@ -666,7 +691,7 @@ pre_SS(DECL_ARGS) break; case (MAN_HEAD): term_fontrepl(p, TERMFONT_BOLD); - p->offset = HALFINDENT; + p->offset = term_len(p, HALFINDENT); break; case (MAN_BODY): p->offset = mt->offset; @@ -704,8 +729,8 @@ pre_SH(DECL_ARGS) switch (n->type) { case (MAN_BLOCK): - mt->lmargin = INDENT; - mt->offset = INDENT; + mt->lmargin = term_len(p, INDENT); + mt->offset = term_len(p, INDENT); /* If following a prior empty `SH', no vspace. */ if (n->prev && MAN_SH == n->prev->tok) if (NULL == n->prev->body->child) @@ -766,15 +791,15 @@ pre_RS(DECL_ARGS) } if (NULL == (nn = n->parent->head->child)) { - mt->offset = mt->lmargin + INDENT; + mt->offset = mt->lmargin + term_len(p, INDENT); p->offset = mt->offset; return(1); } - if ((ival = a2width(nn)) < 0) + if ((ival = a2width(p, nn->string)) < 0) return(1); - mt->offset = INDENT + (size_t)ival; + mt->offset = term_len(p, INDENT) + (size_t)ival; p->offset = mt->offset; return(1); @@ -788,13 +813,13 @@ post_RS(DECL_ARGS) switch (n->type) { case (MAN_BLOCK): - mt->offset = mt->lmargin = INDENT; + mt->offset = mt->lmargin = term_len(p, INDENT); break; case (MAN_HEAD): break; default: term_newln(p); - p->offset = INDENT; + p->offset = term_len(p, INDENT); break; } } @@ -803,6 +828,7 @@ post_RS(DECL_ARGS) static void print_man_node(DECL_ARGS) { + size_t rm, rmax; int c; c = 1; @@ -819,10 +845,13 @@ print_man_node(DECL_ARGS) /* FIXME: this means that macro lines are munged! */ if (MANT_LITERAL & mt->fl) { + rm = p->rmargin; + rmax = p->maxrmargin; p->rmargin = p->maxrmargin = TERM_MAXMARGIN; p->flags |= TERMP_NOSPACE; term_flushln(p); - p->rmargin = p->maxrmargin = 65; + p->rmargin = rm; + p->maxrmargin = rmax; } break; default: @@ -842,6 +871,9 @@ print_man_node(DECL_ARGS) if ( ! (MAN_NOTEXT & termacts[n->tok].flags)) term_fontrepl(p, TERMFONT_NONE); } + + if (MAN_EOS & n->flags) + p->flags |= TERMP_SENTENCE; } @@ -857,20 +889,32 @@ print_man_nodelist(DECL_ARGS) static void -print_man_foot(struct termp *p, const struct man_meta *meta) +print_man_foot(struct termp *p, const void *arg) { char buf[DATESIZ]; + const struct man_meta *meta; + meta = (const struct man_meta *)arg; + term_fontrepl(p, TERMFONT_NONE); - time2a(meta->date, buf, DATESIZ); + if (meta->rawdate) + strlcpy(buf, meta->rawdate, DATESIZ); + else + time2a(meta->date, buf, DATESIZ); term_vspace(p); + term_vspace(p); + term_vspace(p); p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; - p->rmargin = p->maxrmargin - strlen(buf); + p->rmargin = p->maxrmargin - term_strlen(p, buf); p->offset = 0; + /* term_strlen() can return zero. */ + if (p->rmargin == p->maxrmargin) + p->rmargin--; + if (meta->source) term_word(p, meta->source); if (meta->source) @@ -888,11 +932,14 @@ print_man_foot(struct termp *p, const struct man_meta static void -print_man_head(struct termp *p, const struct man_meta *m) +print_man_head(struct termp *p, const void *arg) { char buf[BUFSIZ], title[BUFSIZ]; size_t buflen, titlen; + const struct man_meta *m; + m = (const struct man_meta *)arg; + /* * Note that old groff would spit out some spaces before the * header. We discontinue this strange behaviour, but at one @@ -906,14 +953,15 @@ print_man_head(struct termp *p, const struct man_meta if (m->vol) strlcpy(buf, m->vol, BUFSIZ); - buflen = strlen(buf); + buflen = term_strlen(p, buf); - snprintf(title, BUFSIZ, "%s(%d)", m->title, m->msec); - titlen = strlen(title); + snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec); + titlen = term_strlen(p, title); p->offset = 0; p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ? - (p->maxrmargin - strlen(buf) + 1) / 2 : + (p->maxrmargin - + term_strlen(p, buf) + term_len(p, 1)) / 2 : p->maxrmargin - buflen; p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;