version 1.35, 2009/10/08 23:00:15 |
version 1.50, 2009/11/10 11:45:57 |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
#include <err.h> |
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#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include "term.h" |
#include "out.h" |
#include "man.h" |
#include "man.h" |
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#include "term.h" |
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#include "chars.h" |
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#include "main.h" |
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#define INDENT 7 |
#define INDENT 7 |
#define HALFINDENT 3 |
#define HALFINDENT 3 |
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/* 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) |
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void (*post)(DECL_ARGS); |
void (*post)(DECL_ARGS); |
}; |
}; |
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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 int a2width(const struct man_node *); |
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static int a2height(const struct man_node *); |
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static void print_man_head(struct termp *, |
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const struct man_meta *); |
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static void print_man_body(DECL_ARGS); |
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static void print_man_node(DECL_ARGS); |
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static void print_man_foot(struct termp *, |
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const struct man_meta *); |
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static void print_bvspace(struct termp *, |
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const struct man_node *); |
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static int pre_B(DECL_ARGS); |
static int pre_B(DECL_ARGS); |
static int pre_BI(DECL_ARGS); |
static int pre_BI(DECL_ARGS); |
static int pre_HP(DECL_ARGS); |
static int pre_HP(DECL_ARGS); |
static int pre_I(DECL_ARGS); |
static int pre_I(DECL_ARGS); |
static int pre_IP(DECL_ARGS); |
static int pre_IP(DECL_ARGS); |
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); |
Line 109 static const struct termact termacts[MAN_MAX] = { |
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Line 129 static const struct termact termacts[MAN_MAX] = { |
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{ NULL, NULL }, /* R */ |
{ NULL, NULL }, /* R */ |
{ pre_B, post_B }, /* B */ |
{ pre_B, post_B }, /* B */ |
{ pre_I, post_I }, /* I */ |
{ pre_I, post_I }, /* I */ |
{ pre_IR, NULL }, /* IR */ |
{ pre_RI, NULL }, /* IR */ |
{ pre_RI, NULL }, /* RI */ |
{ pre_RI, NULL }, /* RI */ |
{ NULL, NULL }, /* na */ |
{ NULL, NULL }, /* na */ |
{ pre_I, post_i }, /* i */ |
{ pre_I, post_i }, /* i */ |
Line 121 static const struct termact termacts[MAN_MAX] = { |
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Line 141 static const struct termact termacts[MAN_MAX] = { |
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{ pre_RS, post_RS }, /* RS */ |
{ pre_RS, post_RS }, /* RS */ |
{ pre_ign, NULL }, /* DT */ |
{ pre_ign, NULL }, /* DT */ |
{ pre_ign, NULL }, /* UC */ |
{ pre_ign, NULL }, /* UC */ |
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{ pre_ign, NULL }, /* PD */ |
}; |
}; |
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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 *, |
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const struct man_meta *); |
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static void print_body(DECL_ARGS); |
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static void print_node(DECL_ARGS); |
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static void print_foot(struct termp *, |
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const struct man_meta *); |
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static void fmt_block_vspace(struct termp *, |
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const struct man_node *); |
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static int arg_width(const struct man_node *); |
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void |
void |
man_run(struct termp *p, const struct man *m) |
terminal_man(void *arg, const struct man *man) |
{ |
{ |
struct mtermp mt; |
struct termp *p; |
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const struct man_node *n; |
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const struct man_meta *m; |
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struct mtermp mt; |
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print_head(p, man_meta(m)); |
p = (struct termp *)arg; |
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if (NULL == p->symtab) |
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switch (p->enc) { |
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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); |
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m = man_meta(man); |
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print_man_head(p, m); |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
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mt.fl = 0; |
mt.fl = 0; |
mt.lmargin = INDENT; |
mt.lmargin = INDENT; |
mt.offset = INDENT; |
mt.offset = INDENT; |
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if (man_node(m)->child) |
if (n->child) |
print_body(p, &mt, man_node(m)->child, man_meta(m)); |
print_man_body(p, &mt, n->child, m); |
print_foot(p, man_meta(m)); |
print_man_foot(p, m); |
} |
} |
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static void |
static int |
fmt_block_vspace(struct termp *p, const struct man_node *n) |
a2height(const struct man_node *n) |
{ |
{ |
term_newln(p); |
struct roffsu su; |
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if (NULL == n->prev) |
assert(MAN_TEXT == n->type); |
return; |
assert(n->string); |
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if ( ! a2roffsu(n->string, &su, SCALE_VS)) |
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SCALE_VS_INIT(&su, strlen(n->string)); |
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if (MAN_SS == n->prev->tok) |
return((int)term_vspan(&su)); |
return; |
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if (MAN_SH == n->prev->tok) |
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return; |
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term_vspace(p); |
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} |
} |
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static int |
static int |
arg_width(const struct man_node *n) |
a2width(const struct man_node *n) |
{ |
{ |
int i, len; |
struct roffsu su; |
const char *p; |
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assert(MAN_TEXT == n->type); |
assert(MAN_TEXT == n->type); |
assert(n->string); |
assert(n->string); |
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if ( ! a2roffsu(n->string, &su, SCALE_BU)) |
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return(-1); |
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p = n->string; |
return((int)term_hspan(&su)); |
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} |
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if (0 == (len = (int)strlen(p))) |
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return(-1); |
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for (i = 0; i < len; i++) |
static void |
if ( ! isdigit((u_char)p[i])) |
print_bvspace(struct termp *p, const struct man_node *n) |
break; |
{ |
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term_newln(p); |
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if (i == len - 1) { |
if (NULL == n->prev) |
if ('n' == p[len - 1] || 'm' == p[len - 1]) |
return; |
return(atoi(p)); |
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} else if (i == len) |
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return(atoi(p)); |
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return(-1); |
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); |
} |
} |
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Line 273 pre_nf(DECL_ARGS) |
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Line 298 pre_nf(DECL_ARGS) |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_IR(DECL_ARGS) |
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{ |
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const struct man_node *nn; |
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int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
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if ( ! (i % 2)) |
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p->under++; |
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if (i > 0) |
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p->flags |= TERMP_NOSPACE; |
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print_node(p, mt, nn, m); |
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if ( ! (i % 2)) |
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p->under--; |
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} |
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return(0); |
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} |
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/* ARGSUSED */ |
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static int |
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pre_RB(DECL_ARGS) |
pre_RB(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
const struct man_node *nn; |
Line 307 pre_RB(DECL_ARGS) |
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Line 312 pre_RB(DECL_ARGS) |
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if (i > 0) |
if (i > 0) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
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print_node(p, mt, nn, m); |
print_man_node(p, mt, nn, m); |
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if (i % 2 && MAN_RB == n->tok) |
if (i % 2 && MAN_RB == n->tok) |
p->bold--; |
p->bold--; |
Line 326 pre_RI(DECL_ARGS) |
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Line 331 pre_RI(DECL_ARGS) |
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int i; |
int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
if ( ! (i % 2)) |
if (i % 2 && MAN_RI == n->tok) |
p->under++; |
p->under++; |
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else if ( ! (i % 2) && MAN_RI != n->tok) |
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p->under++; |
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if (i > 0) |
if (i > 0) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_node(p, mt, nn, m); |
print_man_node(p, mt, nn, m); |
if ( ! (i % 2)) |
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if (i % 2 && MAN_RI == n->tok) |
p->under--; |
p->under--; |
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else if ( ! (i % 2) && MAN_RI != n->tok) |
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p->under--; |
} |
} |
return(0); |
return(0); |
} |
} |
Line 357 pre_BI(DECL_ARGS) |
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Line 368 pre_BI(DECL_ARGS) |
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if (i) |
if (i) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_node(p, mt, nn, m); |
print_man_node(p, mt, nn, m); |
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if (i % 2 && MAN_BI == n->tok) |
if (i % 2 && MAN_BI == n->tok) |
p->under--; |
p->under--; |
Line 397 pre_sp(DECL_ARGS) |
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Line 408 pre_sp(DECL_ARGS) |
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{ |
{ |
int i, len; |
int i, len; |
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if (NULL == n->child) { |
len = n->child ? a2height(n->child) : 1; |
term_vspace(p); |
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return(0); |
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} |
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len = atoi(n->child->string); |
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if (0 == len) |
if (0 == len) |
term_newln(p); |
term_newln(p); |
for (i = 0; i < len; i++) |
for (i = 0; i < len; i++) |
Line 432 pre_HP(DECL_ARGS) |
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Line 439 pre_HP(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
fmt_block_vspace(p, n); |
print_bvspace(p, n); |
return(1); |
return(1); |
case (MAN_BODY): |
case (MAN_BODY): |
p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_NOBREAK; |
Line 448 pre_HP(DECL_ARGS) |
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Line 455 pre_HP(DECL_ARGS) |
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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)) |
if ((ival = arg_width(nn)) >= 0) |
if ((ival = a2width(nn)) >= 0) |
len = (size_t)ival; |
len = (size_t)ival; |
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if (0 == len) |
if (0 == len) |
Line 494 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): |
mt->lmargin = INDENT; |
mt->lmargin = INDENT; |
fmt_block_vspace(p, n); |
print_bvspace(p, n); |
break; |
break; |
default: |
default: |
p->offset = mt->offset; |
p->offset = mt->offset; |
Line 523 pre_IP(DECL_ARGS) |
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Line 530 pre_IP(DECL_ARGS) |
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p->flags |= TERMP_TWOSPACE; |
p->flags |= TERMP_TWOSPACE; |
break; |
break; |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
fmt_block_vspace(p, n); |
print_bvspace(p, n); |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
default: |
default: |
return(1); |
return(1); |
Line 538 pre_IP(DECL_ARGS) |
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Line 545 pre_IP(DECL_ARGS) |
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if (NULL != (nn = nn->next)) { |
if (NULL != (nn = nn->next)) { |
for ( ; nn->next; nn = nn->next) |
for ( ; nn->next; nn = nn->next) |
/* Do nothing. */ ; |
/* Do nothing. */ ; |
if ((ival = arg_width(nn)) >= 0) |
if ((ival = a2width(nn)) >= 0) |
len = (size_t)ival; |
len = (size_t)ival; |
} |
} |
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Line 558 pre_IP(DECL_ARGS) |
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Line 565 pre_IP(DECL_ARGS) |
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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, mt, nn, m); |
print_man_node(p, mt, nn, m); |
return(0); |
return(0); |
case (MAN_BODY): |
case (MAN_BODY): |
p->offset = mt->offset + len; |
p->offset = mt->offset + len; |
Line 612 pre_TP(DECL_ARGS) |
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Line 619 pre_TP(DECL_ARGS) |
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p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
break; |
break; |
case (MAN_BLOCK): |
case (MAN_BLOCK): |
fmt_block_vspace(p, n); |
print_bvspace(p, n); |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
default: |
default: |
return(1); |
return(1); |
Line 625 pre_TP(DECL_ARGS) |
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Line 632 pre_TP(DECL_ARGS) |
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if (NULL != (nn = n->parent->head->child)) |
if (NULL != (nn = n->parent->head->child)) |
if (NULL != nn->next) |
if (NULL != nn->next) |
if ((ival = arg_width(nn)) >= 0) |
if ((ival = a2width(nn)) >= 0) |
len = (size_t)ival; |
len = (size_t)ival; |
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switch (n->type) { |
switch (n->type) { |
Line 640 pre_TP(DECL_ARGS) |
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Line 647 pre_TP(DECL_ARGS) |
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/* Don't print same-line elements. */ |
/* Don't print same-line elements. */ |
for (nn = n->child; nn; nn = nn->next) |
for (nn = n->child; nn; nn = nn->next) |
if (nn->line > n->line) |
if (nn->line > n->line) |
print_node(p, mt, nn, m); |
print_man_node(p, mt, nn, m); |
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if (ival >= 0) |
if (ival >= 0) |
mt->lmargin = (size_t)ival; |
mt->lmargin = (size_t)ival; |
Line 803 pre_RS(DECL_ARGS) |
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Line 810 pre_RS(DECL_ARGS) |
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return(1); |
return(1); |
} |
} |
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if ((ival = arg_width(nn)) < 0) |
if ((ival = a2width(nn)) < 0) |
return(1); |
return(1); |
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mt->offset = INDENT + (size_t)ival; |
mt->offset = INDENT + (size_t)ival; |
Line 831 post_RS(DECL_ARGS) |
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Line 838 post_RS(DECL_ARGS) |
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static void |
static void |
print_node(DECL_ARGS) |
print_man_node(DECL_ARGS) |
{ |
{ |
int c, sz; |
int c, sz; |
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Line 867 print_node(DECL_ARGS) |
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Line 874 print_node(DECL_ARGS) |
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} |
} |
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if (c && n->child) |
if (c && n->child) |
print_body(p, mt, n->child, m); |
print_man_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) |
Line 876 print_node(DECL_ARGS) |
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Line 883 print_node(DECL_ARGS) |
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static void |
static void |
print_body(DECL_ARGS) |
print_man_body(DECL_ARGS) |
{ |
{ |
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print_node(p, mt, n, m); |
print_man_node(p, mt, n, m); |
if ( ! n->next) |
if ( ! n->next) |
return; |
return; |
print_body(p, mt, n->next, m); |
print_man_body(p, mt, n->next, m); |
} |
} |
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static void |
static void |
print_foot(struct termp *p, const struct man_meta *meta) |
print_man_foot(struct termp *p, const struct man_meta *meta) |
{ |
{ |
struct tm *tm; |
char buf[DATESIZ]; |
char buf[BUFSIZ]; |
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tm = localtime(&meta->date); |
p->metafont = 0; |
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if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm)) |
time2a(meta->date, buf, DATESIZ); |
(void)strlcpy(buf, "(invalid date)", BUFSIZ); |
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term_vspace(p); |
term_vspace(p); |
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Line 920 print_foot(struct termp *p, const struct man_meta *met |
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Line 925 print_foot(struct termp *p, const struct man_meta *met |
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static void |
static void |
print_head(struct termp *p, const struct man_meta *meta) |
print_man_head(struct termp *p, const struct man_meta *m) |
{ |
{ |
char *buf, *title; |
char buf[BUFSIZ], title[BUFSIZ]; |
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p->rmargin = p->maxrmargin; |
p->rmargin = p->maxrmargin; |
p->offset = 0; |
p->offset = 0; |
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buf[0] = title[0] = '\0'; |
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if (NULL == (buf = malloc(p->rmargin))) |
if (m->vol) |
err(EXIT_FAILURE, "malloc"); |
strlcpy(buf, m->vol, BUFSIZ); |
if (NULL == (title = malloc(p->rmargin))) |
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err(EXIT_FAILURE, "malloc"); |
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if (meta->vol) |
snprintf(title, BUFSIZ, "%s(%d)", m->title, m->msec); |
(void)strlcpy(buf, meta->vol, p->rmargin); |
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else |
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*buf = 0; |
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(void)snprintf(title, p->rmargin, "%s(%d)", |
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meta->title, meta->msec); |
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p->offset = 0; |
p->offset = 0; |
p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2; |
p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2; |
p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; |
p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; |
Line 965 print_head(struct termp *p, const struct man_meta *met |
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Line 963 print_head(struct termp *p, const struct man_meta *met |
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p->rmargin = p->maxrmargin; |
p->rmargin = p->maxrmargin; |
p->offset = 0; |
p->offset = 0; |
p->flags &= ~TERMP_NOSPACE; |
p->flags &= ~TERMP_NOSPACE; |
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free(title); |
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free(buf); |
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} |
} |
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