version 1.22, 2009/08/13 12:54:52 |
version 1.26, 2009/08/19 11:30:40 |
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#define INDENT 7 |
#define INDENT 7 |
#define HALFINDENT 3 |
#define HALFINDENT 3 |
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#ifdef __linux__ |
struct mtermp { |
extern size_t strlcpy(char *, const char *, size_t); |
int fl; |
extern size_t strlcat(char *, const char *, size_t); |
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#endif |
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#define MANT_LITERAL (1 << 0) |
#define MANT_LITERAL (1 << 0) |
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/* |
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* Default amount to indent the left margin after leading text |
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* has been printed (e.g., `HP' left-indent, `TP' and `IP' body |
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* indent). This needs to be saved because `HP' and so on, if |
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* 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, \ |
int *fl, \ |
struct mtermp *mt, \ |
const struct man_node *n, \ |
const struct man_node *n, \ |
const struct man_meta *m |
const struct man_meta *m |
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Line 55 static int pre_IR(DECL_ARGS); |
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Line 68 static int pre_IR(DECL_ARGS); |
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static int pre_PP(DECL_ARGS); |
static int pre_PP(DECL_ARGS); |
static int pre_RB(DECL_ARGS); |
static int pre_RB(DECL_ARGS); |
static int pre_RI(DECL_ARGS); |
static int pre_RI(DECL_ARGS); |
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static int pre_RS(DECL_ARGS); |
static int pre_SH(DECL_ARGS); |
static int pre_SH(DECL_ARGS); |
static int pre_SS(DECL_ARGS); |
static int pre_SS(DECL_ARGS); |
static int pre_TP(DECL_ARGS); |
static int pre_TP(DECL_ARGS); |
Line 68 static void post_B(DECL_ARGS); |
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Line 82 static void post_B(DECL_ARGS); |
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static void post_I(DECL_ARGS); |
static void post_I(DECL_ARGS); |
static void post_IP(DECL_ARGS); |
static void post_IP(DECL_ARGS); |
static void post_HP(DECL_ARGS); |
static void post_HP(DECL_ARGS); |
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static void post_RS(DECL_ARGS); |
static void post_SH(DECL_ARGS); |
static void post_SH(DECL_ARGS); |
static void post_SS(DECL_ARGS); |
static void post_SS(DECL_ARGS); |
static void post_TP(DECL_ARGS); |
static void post_TP(DECL_ARGS); |
Line 101 static const struct termact termacts[MAN_MAX] = { |
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Line 116 static const struct termact termacts[MAN_MAX] = { |
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{ pre_nf, NULL }, /* nf */ |
{ pre_nf, NULL }, /* nf */ |
{ pre_fi, NULL }, /* fi */ |
{ pre_fi, NULL }, /* fi */ |
{ pre_r, NULL }, /* r */ |
{ pre_r, NULL }, /* r */ |
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{ NULL, NULL }, /* RE */ |
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{ pre_RS, post_RS }, /* RS */ |
}; |
}; |
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#ifdef __linux__ |
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extern size_t strlcpy(char *, const char *, size_t); |
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extern size_t strlcat(char *, const char *, size_t); |
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#endif |
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static void print_head(struct termp *, |
static void print_head(struct termp *, |
const struct man_meta *); |
const struct man_meta *); |
static void print_body(DECL_ARGS); |
static void print_body(DECL_ARGS); |
Line 117 static int arg_width(const struct man_node *); |
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Line 139 static int arg_width(const struct man_node *); |
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int |
int |
man_run(struct termp *p, const struct man *m) |
man_run(struct termp *p, const struct man *m) |
{ |
{ |
int fl; |
struct mtermp mt; |
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print_head(p, man_meta(m)); |
print_head(p, man_meta(m)); |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
assert(man_node(m)); |
assert(man_node(m)); |
assert(MAN_ROOT == man_node(m)->type); |
assert(MAN_ROOT == man_node(m)->type); |
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fl = 0; |
mt.fl = 0; |
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mt.lmargin = INDENT; |
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mt.offset = INDENT; |
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if (man_node(m)->child) |
if (man_node(m)->child) |
print_body(p, &fl, man_node(m)->child, man_meta(m)); |
print_body(p, &mt, man_node(m)->child, man_meta(m)); |
print_foot(p, man_meta(m)); |
print_foot(p, man_meta(m)); |
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return(1); |
return(1); |
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pre_fi(DECL_ARGS) |
pre_fi(DECL_ARGS) |
{ |
{ |
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*fl &= ~MANT_LITERAL; |
mt->fl &= ~MANT_LITERAL; |
return(1); |
return(1); |
} |
} |
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Line 234 pre_nf(DECL_ARGS) |
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Line 259 pre_nf(DECL_ARGS) |
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{ |
{ |
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term_newln(p); |
term_newln(p); |
*fl |= MANT_LITERAL; |
mt->fl |= MANT_LITERAL; |
return(1); |
return(1); |
} |
} |
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Line 251 pre_IR(DECL_ARGS) |
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Line 276 pre_IR(DECL_ARGS) |
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p->flags |= TERMP_UNDER; |
p->flags |= TERMP_UNDER; |
if (i > 0) |
if (i > 0) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_node(p, fl, nn, m); |
print_node(p, mt, nn, m); |
if ( ! (i % 2)) |
if ( ! (i % 2)) |
p->flags &= ~TERMP_UNDER; |
p->flags &= ~TERMP_UNDER; |
} |
} |
Line 270 pre_IB(DECL_ARGS) |
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Line 295 pre_IB(DECL_ARGS) |
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p->flags |= i % 2 ? TERMP_BOLD : TERMP_UNDER; |
p->flags |= i % 2 ? TERMP_BOLD : TERMP_UNDER; |
if (i > 0) |
if (i > 0) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_node(p, fl, nn, m); |
print_node(p, mt, nn, m); |
p->flags &= i % 2 ? ~TERMP_BOLD : ~TERMP_UNDER; |
p->flags &= i % 2 ? ~TERMP_BOLD : ~TERMP_UNDER; |
} |
} |
return(0); |
return(0); |
Line 289 pre_RB(DECL_ARGS) |
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Line 314 pre_RB(DECL_ARGS) |
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p->flags |= TERMP_BOLD; |
p->flags |= TERMP_BOLD; |
if (i > 0) |
if (i > 0) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_node(p, fl, nn, m); |
print_node(p, mt, nn, m); |
if (i % 2) |
if (i % 2) |
p->flags &= ~TERMP_BOLD; |
p->flags &= ~TERMP_BOLD; |
} |
} |
Line 309 pre_RI(DECL_ARGS) |
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Line 334 pre_RI(DECL_ARGS) |
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p->flags |= TERMP_UNDER; |
p->flags |= TERMP_UNDER; |
if (i > 0) |
if (i > 0) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_node(p, fl, nn, m); |
print_node(p, mt, nn, m); |
if ( ! (i % 2)) |
if ( ! (i % 2)) |
p->flags &= ~TERMP_UNDER; |
p->flags &= ~TERMP_UNDER; |
} |
} |
Line 329 pre_BR(DECL_ARGS) |
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Line 354 pre_BR(DECL_ARGS) |
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p->flags |= TERMP_BOLD; |
p->flags |= TERMP_BOLD; |
if (i > 0) |
if (i > 0) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_node(p, fl, nn, m); |
print_node(p, mt, nn, m); |
if ( ! (i % 2)) |
if ( ! (i % 2)) |
p->flags &= ~TERMP_BOLD; |
p->flags &= ~TERMP_BOLD; |
} |
} |
Line 348 pre_BI(DECL_ARGS) |
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Line 373 pre_BI(DECL_ARGS) |
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p->flags |= i % 2 ? TERMP_UNDER : TERMP_BOLD; |
p->flags |= i % 2 ? TERMP_UNDER : TERMP_BOLD; |
if (i > 0) |
if (i > 0) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_node(p, fl, nn, m); |
print_node(p, mt, nn, m); |
p->flags &= i % 2 ? ~TERMP_UNDER : ~TERMP_BOLD; |
p->flags &= i % 2 ? ~TERMP_UNDER : ~TERMP_BOLD; |
} |
} |
return(0); |
return(0); |
Line 409 pre_br(DECL_ARGS) |
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Line 434 pre_br(DECL_ARGS) |
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static int |
static int |
pre_HP(DECL_ARGS) |
pre_HP(DECL_ARGS) |
{ |
{ |
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size_t len; |
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int ival; |
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const struct man_node *nn; |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
fmt_block_vspace(p, n); |
fmt_block_vspace(p, n); |
break; |
return(1); |
case (MAN_BODY): |
case (MAN_BODY): |
p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_TWOSPACE; |
p->flags |= TERMP_TWOSPACE; |
p->offset = INDENT; |
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p->rmargin = INDENT * 2; |
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break; |
break; |
default: |
default: |
return(0); |
return(0); |
} |
} |
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len = mt->lmargin; |
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ival = -1; |
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/* Calculate offset. */ |
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if (NULL != (nn = n->parent->head->child)) |
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if ((ival = arg_width(nn)) >= 0) |
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len = (size_t)ival; |
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if (0 == len) |
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len = 1; |
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p->offset = mt->offset; |
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p->rmargin = mt->offset + len; |
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if (ival >= 0) |
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mt->lmargin = (size_t)ival; |
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return(1); |
return(1); |
} |
} |
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Line 434 post_HP(DECL_ARGS) |
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Line 478 post_HP(DECL_ARGS) |
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{ |
{ |
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switch (n->type) { |
switch (n->type) { |
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case (MAN_BLOCK): |
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term_flushln(p); |
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break; |
case (MAN_BODY): |
case (MAN_BODY): |
term_flushln(p); |
term_flushln(p); |
p->flags &= ~TERMP_NOBREAK; |
p->flags &= ~TERMP_NOBREAK; |
p->flags &= ~TERMP_TWOSPACE; |
p->flags &= ~TERMP_TWOSPACE; |
p->offset = INDENT; |
p->offset = mt->offset; |
p->rmargin = p->maxrmargin; |
p->rmargin = p->maxrmargin; |
break; |
break; |
default: |
default: |
Line 454 pre_PP(DECL_ARGS) |
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Line 501 pre_PP(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
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mt->lmargin = INDENT; |
fmt_block_vspace(p, n); |
fmt_block_vspace(p, n); |
break; |
break; |
default: |
default: |
p->offset = INDENT; |
p->offset = mt->offset; |
break; |
break; |
} |
} |
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Line 474 pre_IP(DECL_ARGS) |
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Line 522 pre_IP(DECL_ARGS) |
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int ival; |
int ival; |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
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fmt_block_vspace(p, n); |
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return(1); |
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case (MAN_BODY): |
case (MAN_BODY): |
p->flags |= TERMP_NOLPAD; |
p->flags |= TERMP_NOLPAD; |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
Line 485 pre_IP(DECL_ARGS) |
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Line 530 pre_IP(DECL_ARGS) |
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p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_TWOSPACE; |
p->flags |= TERMP_TWOSPACE; |
break; |
break; |
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case (MAN_BLOCK): |
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fmt_block_vspace(p, n); |
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/* FALLTHROUGH */ |
default: |
default: |
return(1); |
return(1); |
} |
} |
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len = INDENT * 2; |
len = mt->lmargin; |
ival = -1; |
ival = -1; |
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/* Calculate offset. */ |
/* Calculate offset. */ |
Line 503 pre_IP(DECL_ARGS) |
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Line 551 pre_IP(DECL_ARGS) |
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} |
} |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BODY): |
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p->offset = INDENT + len; |
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p->rmargin = p->maxrmargin; |
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break; |
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case (MAN_HEAD): |
case (MAN_HEAD): |
p->offset = INDENT; |
/* Handle zero-width lengths. */ |
p->rmargin = INDENT + len; |
if (0 == len) |
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len = 1; |
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p->offset = mt->offset; |
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p->rmargin = mt->offset + len; |
if (ival < 0) |
if (ival < 0) |
break; |
break; |
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/* Set the saved left-margin. */ |
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mt->lmargin = (size_t)ival; |
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/* Don't print the length value. */ |
/* Don't print the length value. */ |
for (nn = n->child; nn->next; nn = nn->next) |
for (nn = n->child; nn->next; nn = nn->next) |
print_node(p, fl, nn, m); |
print_node(p, mt, nn, m); |
return(0); |
return(0); |
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case (MAN_BODY): |
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p->offset = mt->offset + len; |
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p->rmargin = p->maxrmargin; |
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break; |
default: |
default: |
break; |
break; |
} |
} |
Line 551 post_IP(DECL_ARGS) |
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Line 606 post_IP(DECL_ARGS) |
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static int |
static int |
pre_TP(DECL_ARGS) |
pre_TP(DECL_ARGS) |
{ |
{ |
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const struct man_node *nn; |
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size_t len; |
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int ival; |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
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fmt_block_vspace(p, n); |
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break; |
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case (MAN_HEAD): |
case (MAN_HEAD): |
p->rmargin = INDENT * 2; |
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p->offset = INDENT; |
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p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_TWOSPACE; |
p->flags |= TERMP_TWOSPACE; |
break; |
break; |
case (MAN_BODY): |
case (MAN_BODY): |
p->flags |= TERMP_NOLPAD; |
p->flags |= TERMP_NOLPAD; |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
p->offset = INDENT * 2; |
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break; |
break; |
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case (MAN_BLOCK): |
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fmt_block_vspace(p, n); |
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/* FALLTHROUGH */ |
default: |
default: |
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return(1); |
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} |
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len = (size_t)mt->lmargin; |
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ival = -1; |
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/* Calculate offset. */ |
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if (NULL != (nn = n->parent->head->child)) |
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if (NULL != nn->next) |
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if ((ival = arg_width(nn)) >= 0) |
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len = (size_t)ival; |
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switch (n->type) { |
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case (MAN_HEAD): |
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/* Handle zero-length properly. */ |
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if (0 == len) |
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len = 1; |
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p->offset = mt->offset; |
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p->rmargin = mt->offset + len; |
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/* Don't print same-line elements. */ |
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for (nn = n->child; nn; nn = nn->next) |
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if (nn->line > n->line) |
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print_node(p, mt, nn, m); |
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if (ival >= 0) |
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mt->lmargin = (size_t)ival; |
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return(0); |
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case (MAN_BODY): |
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p->offset = mt->offset + len; |
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p->rmargin = p->maxrmargin; |
break; |
break; |
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default: |
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break; |
} |
} |
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return(1); |
return(1); |
Line 604 pre_SS(DECL_ARGS) |
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Line 695 pre_SS(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
term_newln(p); |
mt->lmargin = INDENT; |
if (n->prev) |
mt->offset = INDENT; |
term_vspace(p); |
/* If following a prior empty `SS', no vspace. */ |
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if (n->prev && MAN_SS == n->prev->tok) |
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if (NULL == n->prev->body->child) |
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break; |
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if (NULL == n->prev) |
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break; |
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term_vspace(p); |
break; |
break; |
case (MAN_HEAD): |
case (MAN_HEAD): |
p->flags |= TERMP_BOLD; |
p->flags |= TERMP_BOLD; |
p->offset = HALFINDENT; |
p->offset = HALFINDENT; |
break; |
break; |
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case (MAN_BODY): |
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p->offset = mt->offset; |
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break; |
default: |
default: |
p->offset = INDENT; |
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break; |
break; |
} |
} |
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Line 631 post_SS(DECL_ARGS) |
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Line 730 post_SS(DECL_ARGS) |
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term_newln(p); |
term_newln(p); |
p->flags &= ~TERMP_BOLD; |
p->flags &= ~TERMP_BOLD; |
break; |
break; |
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case (MAN_BODY): |
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term_newln(p); |
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break; |
default: |
default: |
break; |
break; |
} |
} |
Line 644 pre_SH(DECL_ARGS) |
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Line 746 pre_SH(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
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mt->lmargin = INDENT; |
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mt->offset = 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) |
if (NULL == n->prev->body->child) |
if (NULL == n->prev->body->child) |
Line 655 pre_SH(DECL_ARGS) |
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Line 759 pre_SH(DECL_ARGS) |
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p->offset = 0; |
p->offset = 0; |
break; |
break; |
case (MAN_BODY): |
case (MAN_BODY): |
p->offset = INDENT; |
p->offset = mt->offset; |
break; |
break; |
default: |
default: |
break; |
break; |
Line 684 post_SH(DECL_ARGS) |
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Line 788 post_SH(DECL_ARGS) |
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} |
} |
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/* ARGSUSED */ |
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static int |
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pre_RS(DECL_ARGS) |
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{ |
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const struct man_node *nn; |
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int ival; |
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switch (n->type) { |
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case (MAN_BLOCK): |
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term_newln(p); |
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return(1); |
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case (MAN_HEAD): |
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return(0); |
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default: |
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break; |
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} |
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if (NULL == (nn = n->parent->head->child)) { |
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mt->offset = mt->lmargin + 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 = arg_width(nn)) < 0) |
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return(1); |
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mt->offset = INDENT + (size_t)ival; |
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p->offset = mt->offset; |
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return(1); |
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} |
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/* ARGSUSED */ |
static void |
static void |
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post_RS(DECL_ARGS) |
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{ |
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switch (n->type) { |
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case (MAN_BLOCK): |
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mt->offset = mt->lmargin = INDENT; |
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break; |
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default: |
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term_newln(p); |
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p->offset = INDENT; |
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break; |
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} |
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} |
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static void |
print_node(DECL_ARGS) |
print_node(DECL_ARGS) |
{ |
{ |
int c, sz; |
int c, sz; |
Line 709 print_node(DECL_ARGS) |
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Line 863 print_node(DECL_ARGS) |
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n->string[sz - 2] == '\\') |
n->string[sz - 2] == '\\') |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
/* FIXME: this means that macro lines are munged! */ |
/* FIXME: this means that macro lines are munged! */ |
if (MANT_LITERAL & *fl) { |
if (MANT_LITERAL & mt->fl) { |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
term_flushln(p); |
term_flushln(p); |
} |
} |
break; |
break; |
default: |
default: |
if (termacts[n->tok].pre) |
if (termacts[n->tok].pre) |
c = (*termacts[n->tok].pre)(p, fl, n, m); |
c = (*termacts[n->tok].pre)(p, mt, n, m); |
break; |
break; |
} |
} |
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if (c && n->child) |
if (c && n->child) |
print_body(p, fl, n->child, m); |
print_body(p, mt, n->child, m); |
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if (MAN_TEXT != n->type) |
if (MAN_TEXT != n->type) |
if (termacts[n->tok].post) |
if (termacts[n->tok].post) |
(*termacts[n->tok].post)(p, fl, n, m); |
(*termacts[n->tok].post)(p, mt, n, m); |
} |
} |
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print_body(DECL_ARGS) |
print_body(DECL_ARGS) |
{ |
{ |
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print_node(p, fl, n, m); |
print_node(p, mt, n, m); |
if ( ! n->next) |
if ( ! n->next) |
return; |
return; |
print_body(p, fl, n->next, m); |
print_body(p, mt, n->next, m); |
} |
} |
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