=================================================================== RCS file: /cvs/mandoc/man_term.c,v retrieving revision 1.53 retrieving revision 1.72 diff -u -p -r1.53 -r1.72 --- mandoc/man_term.c 2009/11/12 08:00:21 1.53 +++ mandoc/man_term.c 2010/05/26 14:03:54 1.72 @@ -1,4 +1,4 @@ -/* $Id: man_term.c,v 1.53 2009/11/12 08:00:21 kristaps Exp $ */ +/* $Id: man_term.c,v 1.72 2010/05/26 14:03:54 kristaps Exp $ */ /* * Copyright (c) 2008, 2009 Kristaps Dzonsons * @@ -14,6 +14,10 @@ * 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 @@ -22,6 +26,7 @@ #include #include +#include "mandoc.h" #include "out.h" #include "man.h" #include "term.h" @@ -61,13 +66,10 @@ struct mtermp { struct termact { int (*pre)(DECL_ARGS); void (*post)(DECL_ARGS); + int flags; +#define MAN_NOTEXT (1 << 0) /* Never has text children. */ }; -#ifdef __linux__ -extern size_t strlcpy(char *, const char *, size_t); -extern size_t strlcat(char *, const char *, size_t); -#endif - static int a2width(const struct man_node *); static int a2height(const struct man_node *); @@ -106,38 +108,42 @@ static void post_SS(DECL_ARGS); static void post_TP(DECL_ARGS); static const struct termact termacts[MAN_MAX] = { - { pre_br, NULL }, /* br */ - { NULL, NULL }, /* TH */ - { pre_SH, post_SH }, /* SH */ - { pre_SS, post_SS }, /* SS */ - { pre_TP, post_TP }, /* TP */ - { pre_PP, NULL }, /* LP */ - { pre_PP, NULL }, /* PP */ - { pre_PP, NULL }, /* P */ - { pre_IP, post_IP }, /* IP */ - { pre_HP, post_HP }, /* HP */ - { NULL, NULL }, /* SM */ - { pre_B, NULL }, /* SB */ - { pre_BI, NULL }, /* BI */ - { pre_BI, NULL }, /* IB */ - { pre_RB, NULL }, /* BR */ - { pre_RB, NULL }, /* RB */ - { NULL, NULL }, /* R */ - { pre_B, NULL }, /* B */ - { pre_I, NULL }, /* I */ - { pre_RI, NULL }, /* IR */ - { pre_RI, NULL }, /* RI */ - { NULL, NULL }, /* na */ - { pre_I, NULL }, /* i */ - { pre_sp, NULL }, /* sp */ - { pre_nf, NULL }, /* nf */ - { pre_fi, NULL }, /* fi */ - { NULL, NULL }, /* r */ - { NULL, NULL }, /* RE */ - { pre_RS, post_RS }, /* RS */ - { pre_ign, NULL }, /* DT */ - { pre_ign, NULL }, /* UC */ - { pre_ign, NULL }, /* PD */ + { pre_br, NULL, MAN_NOTEXT }, /* br */ + { NULL, NULL, 0 }, /* TH */ + { pre_SH, post_SH, 0 }, /* SH */ + { pre_SS, post_SS, 0 }, /* SS */ + { pre_TP, post_TP, 0 }, /* TP */ + { pre_PP, NULL, 0 }, /* LP */ + { pre_PP, NULL, 0 }, /* PP */ + { pre_PP, NULL, 0 }, /* P */ + { pre_IP, post_IP, 0 }, /* IP */ + { pre_HP, post_HP, 0 }, /* HP */ + { NULL, NULL, 0 }, /* SM */ + { pre_B, NULL, 0 }, /* SB */ + { pre_BI, NULL, 0 }, /* BI */ + { pre_BI, NULL, 0 }, /* IB */ + { pre_RB, NULL, 0 }, /* BR */ + { pre_RB, NULL, 0 }, /* RB */ + { NULL, NULL, 0 }, /* R */ + { pre_B, NULL, 0 }, /* B */ + { pre_I, NULL, 0 }, /* I */ + { pre_RI, NULL, 0 }, /* IR */ + { pre_RI, NULL, 0 }, /* RI */ + { 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 */ + { 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, 0 }, /* AT */ }; @@ -152,6 +158,9 @@ terminal_man(void *arg, const struct man *man) p = (struct termp *)arg; + p->overstep = 0; + p->maxrmargin = p->defrmargin; + if (NULL == p->symtab) switch (p->enc) { case (TERMENC_ASCII): @@ -257,9 +266,8 @@ static int pre_nf(DECL_ARGS) { - term_newln(p); mt->fl |= MANT_LITERAL; - return(1); + return(MAN_Vb != n->tok); } @@ -357,7 +365,7 @@ pre_sp(DECL_ARGS) if (0 == len) term_newln(p); - for (i = 0; i < len; i++) + for (i = 0; i <= len; i++) term_vspace(p); return(0); @@ -472,7 +480,6 @@ pre_IP(DECL_ARGS) break; case (MAN_HEAD): p->flags |= TERMP_NOBREAK; - p->flags |= TERMP_TWOSPACE; break; case (MAN_BLOCK): print_bvspace(p, n); @@ -533,7 +540,6 @@ 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): @@ -575,10 +581,13 @@ pre_TP(DECL_ARGS) /* Calculate offset. */ - if (NULL != (nn = n->parent->head->child)) - if (NULL != nn->next) + if (NULL != (nn = n->parent->head->child)) { + while (nn && MAN_TEXT != nn->type) + nn = nn->next; + if (nn && nn->next) if ((ival = a2width(nn)) >= 0) len = (size_t)ival; + } switch (n->type) { case (MAN_HEAD): @@ -695,6 +704,9 @@ pre_SH(DECL_ARGS) if (n->prev && MAN_SH == n->prev->tok) if (NULL == n->prev->body->child) break; + /* If the first macro, no vspae. */ + if (NULL == n->prev) + break; term_vspace(p); break; case (MAN_HEAD): @@ -772,6 +784,8 @@ post_RS(DECL_ARGS) case (MAN_BLOCK): mt->offset = mt->lmargin = INDENT; break; + case (MAN_HEAD): + break; default: term_newln(p); p->offset = INDENT; @@ -783,7 +797,8 @@ post_RS(DECL_ARGS) static void print_man_node(DECL_ARGS) { - int c, sz; + size_t rm, rmax; + int c; c = 1; @@ -793,27 +808,24 @@ print_man_node(DECL_ARGS) term_vspace(p); break; } - /* - * Note! This is hacky. Here, we recognise the `\c' - * escape embedded in so many -man pages. It's supposed - * to remove the subsequent space, so we mark NOSPACE if - * it's encountered in the string. - */ - sz = (int)strlen(n->string); + term_word(p, n->string); - if (sz >= 2 && n->string[sz - 1] == 'c' && - n->string[sz - 2] == '\\') - p->flags |= TERMP_NOSPACE; /* 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 = rm; + p->maxrmargin = rmax; } break; default: - term_fontrepl(p, TERMFONT_NONE); + if ( ! (MAN_NOTEXT & termacts[n->tok].flags)) + term_fontrepl(p, TERMFONT_NONE); if (termacts[n->tok].pre) c = (*termacts[n->tok].pre)(p, mt, n, m); break; @@ -825,8 +837,12 @@ print_man_node(DECL_ARGS) if (MAN_TEXT != n->type) { if (termacts[n->tok].post) (*termacts[n->tok].post)(p, mt, n, m); - term_fontrepl(p, TERMFONT_NONE); + if ( ! (MAN_NOTEXT & termacts[n->tok].flags)) + term_fontrepl(p, TERMFONT_NONE); } + + if (MAN_EOS & n->flags) + p->flags |= TERMP_SENTENCE; } @@ -848,9 +864,14 @@ print_man_foot(struct termp *p, const struct man_meta 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); @@ -876,18 +897,30 @@ static void print_man_head(struct termp *p, const struct man_meta *m) { char buf[BUFSIZ], title[BUFSIZ]; + size_t buflen, titlen; + /* + * 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); + buflen = strlen(buf); - snprintf(title, BUFSIZ, "%s(%d)", m->title, m->msec); + snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec); + titlen = strlen(title); p->offset = 0; - p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2; + p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ? + (p->maxrmargin - strlen(buf) + 1) / 2 : + p->maxrmargin - buflen; p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; term_word(p, title); @@ -895,20 +928,31 @@ print_man_head(struct termp *p, const struct man_meta p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; p->offset = p->rmargin; - p->rmargin = p->maxrmargin - strlen(title); + p->rmargin = p->offset + buflen + titlen < p->maxrmargin ? + p->maxrmargin - titlen : p->maxrmargin; 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; + if (p->rmargin + titlen <= p->maxrmargin) { + p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; + p->offset = p->rmargin; + p->rmargin = p->maxrmargin; + term_word(p, title); + term_flushln(p); + } - term_word(p, title); - term_flushln(p); - p->rmargin = p->maxrmargin; p->offset = 0; p->flags &= ~TERMP_NOSPACE; + + /* + * Groff likes to have some leading spaces before content. Well + * that's fine by me. + */ + + term_vspace(p); + term_vspace(p); + term_vspace(p); }