version 1.102, 2011/02/06 21:44:36 |
version 1.116, 2011/09/18 21:08:34 |
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#include "out.h" |
#include "out.h" |
#include "man.h" |
#include "man.h" |
#include "term.h" |
#include "term.h" |
#include "chars.h" |
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#include "main.h" |
#include "main.h" |
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#define INDENT 7 |
#define INDENT 7 /* fixed-width char full-indent */ |
#define HALFINDENT 3 |
#define HALFINDENT 3 /* fixed-width char half-indent */ |
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#define MAXMARGINS 64 /* maximum number of indented scopes */ |
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/* FIXME: have PD set the default vspace width. */ |
/* FIXME: have PD set the default vspace width. */ |
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struct mtermp { |
struct mtermp { |
int fl; |
int fl; |
#define MANT_LITERAL (1 << 0) |
#define MANT_LITERAL (1 << 0) |
/* |
size_t lmargin[MAXMARGINS]; /* margins (incl. visible page) */ |
* Default amount to indent the left margin after leading text |
int lmargincur; /* index of current margin */ |
* has been printed (e.g., `HP' left-indent, `TP' and `IP' body |
int lmarginsz; /* actual number of nested margins */ |
* indent). This needs to be saved because `HP' and so on, if |
size_t offset; /* default offset to visible page */ |
* not having a specified value, must default. |
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* |
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* Note that this is the indentation AFTER the left offset, so |
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* the total offset is usually offset + lmargin. |
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*/ |
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size_t lmargin; |
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/* |
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* The default offset, i.e., the amount between any text and the |
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* page boundary. |
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*/ |
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size_t offset; |
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}; |
}; |
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#define DECL_ARGS struct termp *p, \ |
#define DECL_ARGS struct termp *p, \ |
Line 157 terminal_man(void *arg, const struct man *man) |
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Line 146 terminal_man(void *arg, const struct man *man) |
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p->tabwidth = term_len(p, 5); |
p->tabwidth = term_len(p, 5); |
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if (NULL == p->symtab) |
if (NULL == p->symtab) |
switch (p->enc) { |
p->symtab = mchars_alloc(); |
case (TERMENC_ASCII): |
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p->symtab = chars_init(CHARS_ASCII); |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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n = man_node(man); |
n = man_node(man); |
m = man_meta(man); |
m = man_meta(man); |
Line 172 terminal_man(void *arg, const struct man *man) |
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Line 154 terminal_man(void *arg, const struct man *man) |
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term_begin(p, print_man_head, print_man_foot, m); |
term_begin(p, print_man_head, print_man_foot, m); |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
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mt.fl = 0; |
memset(&mt, 0, sizeof(struct mtermp)); |
mt.lmargin = term_len(p, INDENT); |
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mt.lmargin[mt.lmargincur] = term_len(p, INDENT); |
mt.offset = term_len(p, INDENT); |
mt.offset = term_len(p, INDENT); |
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if (n->child) |
if (n->child) |
Line 189 a2height(const struct termp *p, const char *cp) |
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Line 172 a2height(const struct termp *p, const char *cp) |
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struct roffsu su; |
struct roffsu su; |
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if ( ! a2roffsu(cp, &su, SCALE_VS)) |
if ( ! a2roffsu(cp, &su, SCALE_VS)) |
SCALE_VS_INIT(&su, term_strlen(p, cp)); |
SCALE_VS_INIT(&su, atoi(cp)); |
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return(term_vspan(p, &su)); |
return(term_vspan(p, &su)); |
} |
} |
Line 206 a2width(const struct termp *p, const char *cp) |
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Line 189 a2width(const struct termp *p, const char *cp) |
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return((int)term_hspan(p, &su)); |
return((int)term_hspan(p, &su)); |
} |
} |
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/* |
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* Printing leading vertical space before a block. |
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* This is used for the paragraph macros. |
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* The rules are pretty simple, since there's very little nesting going |
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* on here. Basically, if we're the first within another block (SS/SH), |
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* then don't emit vertical space. If we are (RS), then do. If not the |
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* first, print it. |
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*/ |
static void |
static void |
print_bvspace(struct termp *p, const struct man_node *n) |
print_bvspace(struct termp *p, const struct man_node *n) |
{ |
{ |
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term_newln(p); |
term_newln(p); |
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if (n->body && n->body->child && MAN_TBL == n->body->child->type) |
if (n->body && n->body->child) |
return; |
if (MAN_TBL == n->body->child->type) |
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return; |
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if (NULL == n->prev) |
if (MAN_ROOT == n->parent->type || MAN_RS != n->parent->tok) |
return; |
if (NULL == n->prev) |
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return; |
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if (MAN_SS == n->prev->tok) |
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return; |
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if (MAN_SH == n->prev->tok) |
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return; |
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term_vspace(p); |
term_vspace(p); |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_ign(DECL_ARGS) |
pre_ign(DECL_ARGS) |
Line 415 pre_sp(DECL_ARGS) |
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Line 402 pre_sp(DECL_ARGS) |
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{ |
{ |
size_t i, len; |
size_t i, len; |
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if ((NULL == n->prev && n->parent)) { |
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if (MAN_SS == n->parent->tok) |
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return(0); |
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if (MAN_SH == n->parent->tok) |
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return(0); |
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} |
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switch (n->tok) { |
switch (n->tok) { |
case (MAN_br): |
case (MAN_br): |
len = 0; |
len = 0; |
Line 453 pre_HP(DECL_ARGS) |
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Line 447 pre_HP(DECL_ARGS) |
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return(0); |
return(0); |
} |
} |
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len = mt->lmargin; |
len = mt->lmargin[mt->lmargincur]; |
ival = -1; |
ival = -1; |
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/* Calculate offset. */ |
/* Calculate offset. */ |
Line 469 pre_HP(DECL_ARGS) |
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Line 463 pre_HP(DECL_ARGS) |
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p->rmargin = mt->offset + len; |
p->rmargin = mt->offset + len; |
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if (ival >= 0) |
if (ival >= 0) |
mt->lmargin = (size_t)ival; |
mt->lmargin[mt->lmargincur] = (size_t)ival; |
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return(1); |
return(1); |
} |
} |
Line 504 pre_PP(DECL_ARGS) |
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Line 498 pre_PP(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
mt->lmargin = term_len(p, INDENT); |
mt->lmargin[mt->lmargincur] = term_len(p, INDENT); |
print_bvspace(p, n); |
print_bvspace(p, n); |
break; |
break; |
default: |
default: |
Line 539 pre_IP(DECL_ARGS) |
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Line 533 pre_IP(DECL_ARGS) |
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return(1); |
return(1); |
} |
} |
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len = mt->lmargin; |
len = mt->lmargin[mt->lmargincur]; |
ival = -1; |
ival = -1; |
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/* Calculate the offset from the optional second argument. */ |
/* Calculate the offset from the optional second argument. */ |
Line 560 pre_IP(DECL_ARGS) |
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Line 554 pre_IP(DECL_ARGS) |
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break; |
break; |
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/* Set the saved left-margin. */ |
/* Set the saved left-margin. */ |
mt->lmargin = (size_t)ival; |
mt->lmargin[mt->lmargincur] = (size_t)ival; |
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savelit = MANT_LITERAL & mt->fl; |
savelit = MANT_LITERAL & mt->fl; |
mt->fl &= ~MANT_LITERAL; |
mt->fl &= ~MANT_LITERAL; |
Line 628 pre_TP(DECL_ARGS) |
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Line 622 pre_TP(DECL_ARGS) |
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return(1); |
return(1); |
} |
} |
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len = (size_t)mt->lmargin; |
len = (size_t)mt->lmargin[mt->lmargincur]; |
ival = -1; |
ival = -1; |
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/* Calculate offset. */ |
/* Calculate offset. */ |
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if (NULL != (nn = n->parent->head->child)) { |
if (NULL != (nn = n->parent->head->child)) |
while (nn && MAN_TEXT != nn->type) |
if (nn->parent->line == nn->line) |
nn = nn->next; |
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if (nn && nn->next) |
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if ((ival = a2width(p, nn->string)) >= 0) |
if ((ival = a2width(p, nn->string)) >= 0) |
len = (size_t)ival; |
len = (size_t)ival; |
} |
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switch (n->type) { |
switch (n->type) { |
case (MAN_HEAD): |
case (MAN_HEAD): |
Line 660 pre_TP(DECL_ARGS) |
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Line 651 pre_TP(DECL_ARGS) |
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if (savelit) |
if (savelit) |
mt->fl |= MANT_LITERAL; |
mt->fl |= MANT_LITERAL; |
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if (ival >= 0) |
if (ival >= 0) |
mt->lmargin = (size_t)ival; |
mt->lmargin[mt->lmargincur] = (size_t)ival; |
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return(0); |
return(0); |
case (MAN_BODY): |
case (MAN_BODY): |
Line 706 pre_SS(DECL_ARGS) |
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Line 696 pre_SS(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
mt->lmargin = term_len(p, INDENT); |
mt->fl &= ~MANT_LITERAL; |
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mt->lmargin[mt->lmargincur] = term_len(p, INDENT); |
mt->offset = term_len(p, INDENT); |
mt->offset = term_len(p, INDENT); |
/* If following a prior empty `SS', no vspace. */ |
/* If following a prior empty `SS', no vspace. */ |
if (n->prev && MAN_SS == n->prev->tok) |
if (n->prev && MAN_SS == n->prev->tok) |
Line 756 pre_SH(DECL_ARGS) |
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Line 747 pre_SH(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
mt->lmargin = term_len(p, INDENT); |
mt->fl &= ~MANT_LITERAL; |
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mt->lmargin[mt->lmargincur] = term_len(p, INDENT); |
mt->offset = term_len(p, INDENT); |
mt->offset = term_len(p, INDENT); |
/* If following a prior empty `SH', no vspace. */ |
/* If following a prior empty `SH', no vspace. */ |
if (n->prev && MAN_SH == n->prev->tok) |
if (n->prev && MAN_SH == n->prev->tok) |
Line 799 post_SH(DECL_ARGS) |
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Line 791 post_SH(DECL_ARGS) |
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} |
} |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_RS(DECL_ARGS) |
pre_RS(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
int ival; |
int ival; |
size_t sz; |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
Line 817 pre_RS(DECL_ARGS) |
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Line 808 pre_RS(DECL_ARGS) |
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break; |
break; |
} |
} |
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if (NULL == (nn = n->parent->head->child)) { |
sz = term_len(p, INDENT); |
mt->offset = mt->lmargin + term_len(p, INDENT); |
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p->offset = mt->offset; |
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return(1); |
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} |
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if ((ival = a2width(p, nn->string)) < 0) |
if (NULL != (n = n->parent->head->child)) |
return(1); |
if ((ival = a2width(p, n->string)) >= 0) |
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sz = (size_t)ival; |
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mt->offset = term_len(p, INDENT) + (size_t)ival; |
mt->offset += sz; |
p->offset = mt->offset; |
p->offset = mt->offset; |
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if (++mt->lmarginsz < MAXMARGINS) |
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mt->lmargincur = mt->lmarginsz; |
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mt->lmargin[mt->lmargincur] = mt->lmargin[mt->lmargincur - 1]; |
return(1); |
return(1); |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static void |
static void |
post_RS(DECL_ARGS) |
post_RS(DECL_ARGS) |
{ |
{ |
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int ival; |
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size_t sz; |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
mt->offset = mt->lmargin = term_len(p, INDENT); |
return; |
break; |
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case (MAN_HEAD): |
case (MAN_HEAD): |
break; |
return; |
default: |
default: |
term_newln(p); |
term_newln(p); |
p->offset = term_len(p, INDENT); |
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break; |
break; |
} |
} |
} |
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sz = term_len(p, INDENT); |
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if (NULL != (n = n->parent->head->child)) |
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if ((ival = a2width(p, n->string)) >= 0) |
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sz = (size_t)ival; |
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mt->offset = mt->offset < sz ? 0 : mt->offset - sz; |
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p->offset = mt->offset; |
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if (--mt->lmarginsz < MAXMARGINS) |
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mt->lmargincur = mt->lmarginsz; |
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} |
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static void |
static void |
print_man_node(DECL_ARGS) |
print_man_node(DECL_ARGS) |
{ |
{ |
Line 897 print_man_node(DECL_ARGS) |
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Line 899 print_man_node(DECL_ARGS) |
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p->flags |= TERMP_SENTENCE; |
p->flags |= TERMP_SENTENCE; |
return; |
return; |
case (MAN_EQN): |
case (MAN_EQN): |
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term_eqn(p, n->eqn); |
return; |
return; |
case (MAN_TBL): |
case (MAN_TBL): |
/* |
/* |
Line 945 print_man_nodelist(DECL_ARGS) |
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Line 948 print_man_nodelist(DECL_ARGS) |
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static void |
static void |
print_man_foot(struct termp *p, const void *arg) |
print_man_foot(struct termp *p, const void *arg) |
{ |
{ |
char buf[DATESIZ]; |
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const struct man_meta *meta; |
const struct man_meta *meta; |
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meta = (const struct man_meta *)arg; |
meta = (const struct man_meta *)arg; |
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term_fontrepl(p, TERMFONT_NONE); |
term_fontrepl(p, TERMFONT_NONE); |
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if (meta->rawdate) |
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strlcpy(buf, meta->rawdate, DATESIZ); |
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else |
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time2a(meta->date, buf, DATESIZ); |
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term_vspace(p); |
term_vspace(p); |
term_vspace(p); |
term_vspace(p); |
term_vspace(p); |
term_vspace(p); |
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p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; |
p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; |
p->rmargin = p->maxrmargin - term_strlen(p, buf); |
p->rmargin = p->maxrmargin - term_strlen(p, meta->date); |
p->offset = 0; |
p->offset = 0; |
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/* term_strlen() can return zero. */ |
/* term_strlen() can return zero. */ |
Line 980 print_man_foot(struct termp *p, const void *arg) |
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Line 977 print_man_foot(struct termp *p, const void *arg) |
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p->rmargin = p->maxrmargin; |
p->rmargin = p->maxrmargin; |
p->flags &= ~TERMP_NOBREAK; |
p->flags &= ~TERMP_NOBREAK; |
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term_word(p, buf); |
term_word(p, meta->date); |
term_flushln(p); |
term_flushln(p); |
} |
} |
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