diff options
Diffstat (limited to 'contrib/mdocml/man_term.c')
| -rw-r--r-- | contrib/mdocml/man_term.c | 291 |
1 files changed, 158 insertions, 133 deletions
diff --git a/contrib/mdocml/man_term.c b/contrib/mdocml/man_term.c index 8be7927..f45e24a 100644 --- a/contrib/mdocml/man_term.c +++ b/contrib/mdocml/man_term.c @@ -1,4 +1,4 @@ -/* $Id: man_term.c,v 1.169 2015/03/06 15:48:52 schwarze Exp $ */ +/* $Id: man_term.c,v 1.187 2016/01/08 17:48:09 schwarze Exp $ */ /* * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2010-2015 Ingo Schwarze <schwarze@openbsd.org> @@ -7,9 +7,9 @@ * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF @@ -26,10 +26,11 @@ #include <stdlib.h> #include <string.h> -#include "mandoc.h" #include "mandoc_aux.h" -#include "out.h" +#include "mandoc.h" +#include "roff.h" #include "man.h" +#include "out.h" #include "term.h" #include "main.h" @@ -47,8 +48,8 @@ struct mtermp { #define DECL_ARGS struct termp *p, \ struct mtermp *mt, \ - struct man_node *n, \ - const struct man_meta *meta + struct roff_node *n, \ + const struct roff_meta *meta struct termact { int (*pre)(DECL_ARGS); @@ -59,10 +60,12 @@ struct termact { static void print_man_nodelist(DECL_ARGS); static void print_man_node(DECL_ARGS); -static void print_man_head(struct termp *, const void *); -static void print_man_foot(struct termp *, const void *); +static void print_man_head(struct termp *, + const struct roff_meta *); +static void print_man_foot(struct termp *, + const struct roff_meta *); static void print_bvspace(struct termp *, - const struct man_node *, int); + const struct roff_node *, int); static int pre_B(DECL_ARGS); static int pre_HP(DECL_ARGS); @@ -135,36 +138,32 @@ static const struct termact termacts[MAN_MAX] = { void -terminal_man(void *arg, const struct man *man) +terminal_man(void *arg, const struct roff_man *man) { struct termp *p; - const struct man_meta *meta; - struct man_node *n; + struct roff_node *n; struct mtermp mt; p = (struct termp *)arg; - p->overstep = 0; p->rmargin = p->maxrmargin = p->defrmargin; p->tabwidth = term_len(p, 5); - n = man_node(man)->child; - meta = man_meta(man); - memset(&mt, 0, sizeof(struct mtermp)); - mt.lmargin[mt.lmargincur] = term_len(p, p->defindent); mt.offset = term_len(p, p->defindent); mt.pardist = 1; + n = man->first->child; if (p->synopsisonly) { while (n != NULL) { if (n->tok == MAN_SH && - n->child->child->type == MAN_TEXT && + n->child->child->type == ROFFT_TEXT && !strcmp(n->child->child->string, "SYNOPSIS")) { if (n->child->next->child != NULL) print_man_nodelist(p, &mt, - n->child->next->child, meta); + n->child->next->child, + &man->meta); term_newln(p); break; } @@ -173,10 +172,10 @@ terminal_man(void *arg, const struct man *man) } else { if (p->defindent == 0) p->defindent = 7; - term_begin(p, print_man_head, print_man_foot, meta); + term_begin(p, print_man_head, print_man_foot, &man->meta); p->flags |= TERMP_NOSPACE; if (n != NULL) - print_man_nodelist(p, &mt, n, meta); + print_man_nodelist(p, &mt, n, &man->meta); term_end(p); } } @@ -190,17 +189,17 @@ terminal_man(void *arg, const struct man *man) * first, print it. */ static void -print_bvspace(struct termp *p, const struct man_node *n, int pardist) +print_bvspace(struct termp *p, const struct roff_node *n, int pardist) { int i; term_newln(p); if (n->body && n->body->child) - if (MAN_TBL == n->body->child->type) + if (n->body->child->type == ROFFT_TBL) return; - if (MAN_ROOT == n->parent->type || MAN_RS != n->parent->tok) + if (n->parent->type == ROFFT_ROOT || n->parent->tok != MAN_RS) if (NULL == n->prev) return; @@ -213,15 +212,15 @@ static int pre_ign(DECL_ARGS) { - return(0); + return 0; } static int pre_ll(DECL_ARGS) { - term_setwidth(p, n->nchild ? n->child->string : NULL); - return(0); + term_setwidth(p, n->child != NULL ? n->child->string : NULL); + return 0; } static int @@ -229,7 +228,7 @@ pre_I(DECL_ARGS) { term_fontrepl(p, TERMFONT_UNDER); - return(1); + return 1; } static int @@ -256,7 +255,7 @@ pre_literal(DECL_ARGS) p->flags |= TERMP_NOSPACE; } - return(0); + return 0; } static int @@ -267,19 +266,19 @@ pre_PD(DECL_ARGS) n = n->child; if (n == NULL) { mt->pardist = 1; - return(0); + return 0; } - assert(MAN_TEXT == n->type); + assert(n->type == ROFFT_TEXT); if (a2roffsu(n->string, &su, SCALE_VS)) mt->pardist = term_vspan(p, &su); - return(0); + return 0; } static int pre_alternate(DECL_ARGS) { enum termfont font[2]; - struct man_node *nn; + struct roff_node *nn; int savelit, i; switch (n->tok) { @@ -318,12 +317,15 @@ pre_alternate(DECL_ARGS) term_fontrepl(p, font[i]); if (savelit && NULL == nn->next) mt->fl |= MANT_LITERAL; - print_man_node(p, mt, nn, meta); + assert(nn->type == ROFFT_TEXT); + term_word(p, nn->string); + if (nn->flags & MAN_EOS) + p->flags |= TERMP_SENTENCE; if (nn->next) p->flags |= TERMP_NOSPACE; } - return(0); + return 0; } static int @@ -331,7 +333,7 @@ pre_B(DECL_ARGS) { term_fontrepl(p, TERMFONT_BOLD); - return(1); + return 1; } static int @@ -353,7 +355,7 @@ pre_OP(DECL_ARGS) term_fontrepl(p, TERMFONT_NONE); p->flags |= TERMP_NOSPACE; term_word(p, "]"); - return(0); + return 0; } static int @@ -363,20 +365,17 @@ pre_ft(DECL_ARGS) if (NULL == n->child) { term_fontlast(p); - return(0); + return 0; } cp = n->child->string; switch (*cp) { case '4': - /* FALLTHROUGH */ case '3': - /* FALLTHROUGH */ case 'B': term_fontrepl(p, TERMFONT_BOLD); break; case '2': - /* FALLTHROUGH */ case 'I': term_fontrepl(p, TERMFONT_UNDER); break; @@ -384,16 +383,14 @@ pre_ft(DECL_ARGS) term_fontlast(p); break; case '1': - /* FALLTHROUGH */ case 'C': - /* FALLTHROUGH */ case 'R': term_fontrepl(p, TERMFONT_NONE); break; default: break; } - return(0); + return 0; } static int @@ -408,7 +405,7 @@ pre_in(DECL_ARGS) if (NULL == n->child) { p->offset = mt->offset; - return(0); + return 0; } cp = n->child->string; @@ -422,9 +419,9 @@ pre_in(DECL_ARGS) cp--; if ( ! a2roffsu(++cp, &su, SCALE_EN)) - return(0); + return 0; - v = term_hspan(p, &su); + v = (term_hspan(p, &su) + 11) / 24; if (less < 0) p->offset -= p->offset > v ? v : p->offset; @@ -435,7 +432,7 @@ pre_in(DECL_ARGS) if (p->offset > SHRT_MAX) p->offset = term_len(p, p->defindent); - return(0); + return 0; } static int @@ -447,16 +444,11 @@ pre_sp(DECL_ARGS) if ((NULL == n->prev && n->parent)) { switch (n->parent->tok) { case MAN_SH: - /* FALLTHROUGH */ case MAN_SS: - /* FALLTHROUGH */ case MAN_PP: - /* FALLTHROUGH */ case MAN_LP: - /* FALLTHROUGH */ case MAN_P: - /* FALLTHROUGH */ - return(0); + return 0; default: break; } @@ -480,24 +472,35 @@ pre_sp(DECL_ARGS) for (i = 0; i < len; i++) term_vspace(p); - return(0); + /* + * Handle an explicit break request in the same way + * as an overflowing line. + */ + + if (p->flags & TERMP_BRIND) { + p->offset = p->rmargin; + p->rmargin = p->maxrmargin; + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); + } + + return 0; } static int pre_HP(DECL_ARGS) { struct roffsu su; - const struct man_node *nn; + const struct roff_node *nn; int len; switch (n->type) { - case MAN_BLOCK: + case ROFFT_BLOCK: print_bvspace(p, n, mt->pardist); - return(1); - case MAN_BODY: + return 1; + case ROFFT_BODY: break; default: - return(0); + return 0; } if ( ! (MANT_LITERAL & mt->fl)) { @@ -509,7 +512,7 @@ pre_HP(DECL_ARGS) if ((nn = n->parent->head->child) != NULL && a2roffsu(nn->string, &su, SCALE_EN)) { - len = term_hspan(p, &su); + len = term_hspan(p, &su) / 24; if (len < 0 && (size_t)(-len) > mt->offset) len = -mt->offset; else if (len > SHRT_MAX) @@ -520,7 +523,7 @@ pre_HP(DECL_ARGS) p->offset = mt->offset; p->rmargin = mt->offset + len; - return(1); + return 1; } static void @@ -528,8 +531,19 @@ post_HP(DECL_ARGS) { switch (n->type) { - case MAN_BODY: + case ROFFT_BODY: term_newln(p); + + /* + * Compatibility with a groff bug. + * The .HP macro uses the undocumented .tag request + * which causes a line break and cancels no-space + * mode even if there isn't any output. + */ + + if (n->child == NULL) + term_vspace(p); + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); p->trailspace = 0; p->offset = mt->offset; @@ -545,7 +559,7 @@ pre_PP(DECL_ARGS) { switch (n->type) { - case MAN_BLOCK: + case ROFFT_BLOCK: mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); print_bvspace(p, n, mt->pardist); break; @@ -554,36 +568,36 @@ pre_PP(DECL_ARGS) break; } - return(MAN_HEAD != n->type); + return n->type != ROFFT_HEAD; } static int pre_IP(DECL_ARGS) { struct roffsu su; - const struct man_node *nn; + const struct roff_node *nn; int len, savelit; switch (n->type) { - case MAN_BODY: + case ROFFT_BODY: p->flags |= TERMP_NOSPACE; break; - case MAN_HEAD: + case ROFFT_HEAD: p->flags |= TERMP_NOBREAK; p->trailspace = 1; break; - case MAN_BLOCK: + case ROFFT_BLOCK: print_bvspace(p, n, mt->pardist); /* FALLTHROUGH */ default: - return(1); + return 1; } /* Calculate the offset from the optional second argument. */ if ((nn = n->parent->head->child) != NULL && (nn = nn->next) != NULL && a2roffsu(nn->string, &su, SCALE_EN)) { - len = term_hspan(p, &su); + len = term_hspan(p, &su) / 24; if (len < 0 && (size_t)(-len) > mt->offset) len = -mt->offset; else if (len > SHRT_MAX) @@ -593,7 +607,7 @@ pre_IP(DECL_ARGS) len = mt->lmargin[mt->lmargincur]; switch (n->type) { - case MAN_HEAD: + case ROFFT_HEAD: p->offset = mt->offset; p->rmargin = mt->offset + len; @@ -606,8 +620,8 @@ pre_IP(DECL_ARGS) if (savelit) mt->fl |= MANT_LITERAL; - return(0); - case MAN_BODY: + return 0; + case ROFFT_BODY: p->offset = mt->offset + len; p->rmargin = p->maxrmargin; break; @@ -615,7 +629,7 @@ pre_IP(DECL_ARGS) break; } - return(1); + return 1; } static void @@ -623,13 +637,13 @@ post_IP(DECL_ARGS) { switch (n->type) { - case MAN_HEAD: + case ROFFT_HEAD: term_flushln(p); p->flags &= ~TERMP_NOBREAK; p->trailspace = 0; p->rmargin = p->maxrmargin; break; - case MAN_BODY: + case ROFFT_BODY: term_newln(p); p->offset = mt->offset; break; @@ -642,22 +656,22 @@ static int pre_TP(DECL_ARGS) { struct roffsu su; - struct man_node *nn; + struct roff_node *nn; int len, savelit; switch (n->type) { - case MAN_HEAD: - p->flags |= TERMP_NOBREAK; + case ROFFT_HEAD: + p->flags |= TERMP_NOBREAK | TERMP_BRTRSP; p->trailspace = 1; break; - case MAN_BODY: + case ROFFT_BODY: p->flags |= TERMP_NOSPACE; break; - case MAN_BLOCK: + case ROFFT_BLOCK: print_bvspace(p, n, mt->pardist); /* FALLTHROUGH */ default: - return(1); + return 1; } /* Calculate offset. */ @@ -665,7 +679,7 @@ pre_TP(DECL_ARGS) if ((nn = n->parent->head->child) != NULL && nn->string != NULL && ! (MAN_LINE & nn->flags) && a2roffsu(nn->string, &su, SCALE_EN)) { - len = term_hspan(p, &su); + len = term_hspan(p, &su) / 24; if (len < 0 && (size_t)(-len) > mt->offset) len = -mt->offset; else if (len > SHRT_MAX) @@ -675,7 +689,7 @@ pre_TP(DECL_ARGS) len = mt->lmargin[mt->lmargincur]; switch (n->type) { - case MAN_HEAD: + case ROFFT_HEAD: p->offset = mt->offset; p->rmargin = mt->offset + len; @@ -694,18 +708,18 @@ pre_TP(DECL_ARGS) if (savelit) mt->fl |= MANT_LITERAL; - return(0); - case MAN_BODY: + return 0; + case ROFFT_BODY: p->offset = mt->offset + len; p->rmargin = p->maxrmargin; p->trailspace = 0; - p->flags &= ~TERMP_NOBREAK; + p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP); break; default: break; } - return(1); + return 1; } static void @@ -713,10 +727,10 @@ post_TP(DECL_ARGS) { switch (n->type) { - case MAN_HEAD: + case ROFFT_HEAD: term_flushln(p); break; - case MAN_BODY: + case ROFFT_BODY: term_newln(p); p->offset = mt->offset; break; @@ -731,7 +745,7 @@ pre_SS(DECL_ARGS) int i; switch (n->type) { - case MAN_BLOCK: + case ROFFT_BLOCK: mt->fl &= ~MANT_LITERAL; mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); mt->offset = term_len(p, p->defindent); @@ -743,25 +757,32 @@ pre_SS(DECL_ARGS) do { n = n->prev; - } while (n != NULL && termacts[n->tok].flags & MAN_NOTEXT); + } while (n != NULL && n->tok != TOKEN_NONE && + termacts[n->tok].flags & MAN_NOTEXT); if (n == NULL || (n->tok == MAN_SS && n->body->child == NULL)) break; for (i = 0; i < mt->pardist; i++) term_vspace(p); break; - case MAN_HEAD: + case ROFFT_HEAD: term_fontrepl(p, TERMFONT_BOLD); p->offset = term_len(p, 3); + p->rmargin = mt->offset; + p->trailspace = mt->offset; + p->flags |= TERMP_NOBREAK | TERMP_BRIND; break; - case MAN_BODY: + case ROFFT_BODY: p->offset = mt->offset; + p->rmargin = p->maxrmargin; + p->trailspace = 0; + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); break; default: break; } - return(1); + return 1; } static void @@ -769,10 +790,10 @@ post_SS(DECL_ARGS) { switch (n->type) { - case MAN_HEAD: + case ROFFT_HEAD: term_newln(p); break; - case MAN_BODY: + case ROFFT_BODY: term_newln(p); break; default: @@ -786,7 +807,7 @@ pre_SH(DECL_ARGS) int i; switch (n->type) { - case MAN_BLOCK: + case ROFFT_BLOCK: mt->fl &= ~MANT_LITERAL; mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); mt->offset = term_len(p, p->defindent); @@ -805,18 +826,24 @@ pre_SH(DECL_ARGS) for (i = 0; i < mt->pardist; i++) term_vspace(p); break; - case MAN_HEAD: + case ROFFT_HEAD: term_fontrepl(p, TERMFONT_BOLD); p->offset = 0; + p->rmargin = mt->offset; + p->trailspace = mt->offset; + p->flags |= TERMP_NOBREAK | TERMP_BRIND; break; - case MAN_BODY: + case ROFFT_BODY: p->offset = mt->offset; + p->rmargin = p->maxrmargin; + p->trailspace = 0; + p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); break; default: break; } - return(1); + return 1; } static void @@ -824,10 +851,10 @@ post_SH(DECL_ARGS) { switch (n->type) { - case MAN_HEAD: + case ROFFT_HEAD: term_newln(p); break; - case MAN_BODY: + case ROFFT_BODY: term_newln(p); break; default: @@ -841,19 +868,21 @@ pre_RS(DECL_ARGS) struct roffsu su; switch (n->type) { - case MAN_BLOCK: + case ROFFT_BLOCK: term_newln(p); - return(1); - case MAN_HEAD: - return(0); + return 1; + case ROFFT_HEAD: + return 0; default: break; } n = n->parent->head; n->aux = SHRT_MAX + 1; - if (n->child != NULL && a2roffsu(n->child->string, &su, SCALE_EN)) - n->aux = term_hspan(p, &su); + if (n->child == NULL) + n->aux = mt->lmargin[mt->lmargincur]; + else if (a2roffsu(n->child->string, &su, SCALE_EN)) + n->aux = term_hspan(p, &su) / 24; if (n->aux < 0 && (size_t)(-n->aux) > mt->offset) n->aux = -mt->offset; else if (n->aux > SHRT_MAX) @@ -866,8 +895,8 @@ pre_RS(DECL_ARGS) if (++mt->lmarginsz < MAXMARGINS) mt->lmargincur = mt->lmarginsz; - mt->lmargin[mt->lmargincur] = mt->lmargin[mt->lmargincur - 1]; - return(1); + mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); + return 1; } static void @@ -875,9 +904,9 @@ post_RS(DECL_ARGS) { switch (n->type) { - case MAN_BLOCK: + case ROFFT_BLOCK: return; - case MAN_HEAD: + case ROFFT_HEAD: return; default: term_newln(p); @@ -895,14 +924,14 @@ static int pre_UR(DECL_ARGS) { - return (MAN_HEAD != n->type); + return n->type != ROFFT_HEAD; } static void post_UR(DECL_ARGS) { - if (MAN_BLOCK != n->type) + if (n->type != ROFFT_BLOCK) return; term_word(p, "<"); @@ -922,7 +951,7 @@ print_man_node(DECL_ARGS) int c; switch (n->type) { - case MAN_TEXT: + case ROFFT_TEXT: /* * If we have a blank line, output a vertical space. * If we have a space as the first character, break @@ -937,14 +966,14 @@ print_man_node(DECL_ARGS) term_word(p, n->string); goto out; - case MAN_EQN: + case ROFFT_EQN: if ( ! (n->flags & MAN_LINE)) p->flags |= TERMP_NOSPACE; term_eqn(p, n->eqn); if (n->next != NULL && ! (n->next->flags & MAN_LINE)) p->flags |= TERMP_NOSPACE; return; - case MAN_TBL: + case ROFFT_TBL: if (p->tbl.cols == NULL) term_vspace(p); term_tbl(p, n->span); @@ -1010,13 +1039,11 @@ print_man_nodelist(DECL_ARGS) } static void -print_man_foot(struct termp *p, const void *arg) +print_man_foot(struct termp *p, const struct roff_meta *meta) { - const struct man_meta *meta; char *title; size_t datelen, titlen; - meta = (const struct man_meta *)arg; assert(meta->title); assert(meta->msec); assert(meta->date); @@ -1028,8 +1055,8 @@ print_man_foot(struct termp *p, const void *arg) /* * Temporary, undocumented option to imitate mdoc(7) output. - * In the bottom right corner, use the source instead of - * the title. + * In the bottom right corner, use the operating system + * instead of the title. */ if ( ! p->mdocstyle) { @@ -1039,14 +1066,14 @@ print_man_foot(struct termp *p, const void *arg) } mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec); - } else if (meta->source) { - title = mandoc_strdup(meta->source); + } else if (meta->os) { + title = mandoc_strdup(meta->os); } else { title = mandoc_strdup(""); } datelen = term_strlen(p, meta->date); - /* Bottom left corner: manual source. */ + /* Bottom left corner: operating system. */ p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; p->trailspace = 1; @@ -1054,8 +1081,8 @@ print_man_foot(struct termp *p, const void *arg) p->rmargin = p->maxrmargin > datelen ? (p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0; - if (meta->source) - term_word(p, meta->source); + if (meta->os) + term_word(p, meta->os); term_flushln(p); /* At the bottom in the middle: manual date. */ @@ -1082,14 +1109,12 @@ print_man_foot(struct termp *p, const void *arg) } static void -print_man_head(struct termp *p, const void *arg) +print_man_head(struct termp *p, const struct roff_meta *meta) { - const struct man_meta *meta; const char *volume; char *title; size_t vollen, titlen; - meta = (const struct man_meta *)arg; assert(meta->title); assert(meta->msec); |
