version 1.21, 2009/02/25 15:12:26 |
version 1.29, 2009/02/28 20:13:06 |
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* PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#include <assert.h> |
#include <assert.h> |
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#include <ctype.h> |
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#include <err.h> |
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#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include "term.h" |
#include "term.h" |
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#define INDENT 4 |
#define INDENT 6 |
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/* |
/* |
* Performs actions on nodes of the abstract syntax tree. Both pre- and |
* Performs actions on nodes of the abstract syntax tree. Both pre- and |
Line 105 static void name##_post(DECL_ARGS) |
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Line 108 static void name##_post(DECL_ARGS) |
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DECL_PRE(name); \ |
DECL_PRE(name); \ |
DECL_POST(name); |
DECL_POST(name); |
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DECL_PREPOST(termp__t); |
DECL_PREPOST(termp_aq); |
DECL_PREPOST(termp_aq); |
DECL_PREPOST(termp_bd); |
DECL_PREPOST(termp_bd); |
DECL_PREPOST(termp_bq); |
DECL_PREPOST(termp_bq); |
Line 147 DECL_PRE(termp_nx); |
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Line 151 DECL_PRE(termp_nx); |
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DECL_PRE(termp_ox); |
DECL_PRE(termp_ox); |
DECL_PRE(termp_pa); |
DECL_PRE(termp_pa); |
DECL_PRE(termp_pp); |
DECL_PRE(termp_pp); |
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DECL_PRE(termp_rs); |
DECL_PRE(termp_rv); |
DECL_PRE(termp_rv); |
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DECL_PRE(termp_sm); |
DECL_PRE(termp_st); |
DECL_PRE(termp_st); |
DECL_PRE(termp_sx); |
DECL_PRE(termp_sx); |
DECL_PRE(termp_sy); |
DECL_PRE(termp_sy); |
Line 156 DECL_PRE(termp_ux); |
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Line 162 DECL_PRE(termp_ux); |
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DECL_PRE(termp_va); |
DECL_PRE(termp_va); |
DECL_PRE(termp_xr); |
DECL_PRE(termp_xr); |
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DECL_POST(termp___); |
DECL_POST(termp_bl); |
DECL_POST(termp_bl); |
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const struct termact __termacts[MDOC_MAX] = { |
const struct termact __termacts[MDOC_MAX] = { |
Line 167 const struct termact __termacts[MDOC_MAX] = { |
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Line 174 const struct termact __termacts[MDOC_MAX] = { |
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{ termp_ss_pre, termp_ss_post }, /* Ss */ |
{ termp_ss_pre, termp_ss_post }, /* Ss */ |
{ termp_pp_pre, NULL }, /* Pp */ |
{ termp_pp_pre, NULL }, /* Pp */ |
{ termp_d1_pre, termp_d1_post }, /* D1 */ |
{ termp_d1_pre, termp_d1_post }, /* D1 */ |
{ NULL, NULL }, /* Dl */ |
{ termp_d1_pre, termp_d1_post }, /* Dl */ |
{ termp_bd_pre, termp_bd_post }, /* Bd */ |
{ termp_bd_pre, termp_bd_post }, /* Bd */ |
{ NULL, NULL }, /* Ed */ |
{ NULL, NULL }, /* Ed */ |
{ NULL, termp_bl_post }, /* Bl */ |
{ NULL, termp_bl_post }, /* Bl */ |
Line 200 const struct termact __termacts[MDOC_MAX] = { |
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Line 207 const struct termact __termacts[MDOC_MAX] = { |
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{ termp_va_pre, NULL }, /* Va */ |
{ termp_va_pre, NULL }, /* Va */ |
{ termp_vt_pre, termp_vt_post }, /* Vt */ |
{ termp_vt_pre, termp_vt_post }, /* Vt */ |
{ termp_xr_pre, NULL }, /* Xr */ |
{ termp_xr_pre, NULL }, /* Xr */ |
{ NULL, NULL }, /* %A */ |
{ NULL, termp____post }, /* %A */ |
{ NULL, NULL }, /* %B */ |
{ NULL, termp____post }, /* %B */ |
{ NULL, NULL }, /* %D */ |
{ NULL, termp____post }, /* %D */ |
{ NULL, NULL }, /* %I */ |
{ NULL, termp____post }, /* %I */ |
{ NULL, NULL }, /* %J */ |
{ NULL, termp____post }, /* %J */ |
{ NULL, NULL }, /* %N */ |
{ NULL, termp____post }, /* %N */ |
{ NULL, NULL }, /* %O */ |
{ NULL, termp____post }, /* %O */ |
{ NULL, NULL }, /* %P */ |
{ NULL, termp____post }, /* %P */ |
{ NULL, NULL }, /* %R */ |
{ NULL, termp____post }, /* %R */ |
{ NULL, NULL }, /* %T */ |
{ termp__t_pre, termp__t_post }, /* %T */ |
{ NULL, NULL }, /* %V */ |
{ NULL, termp____post }, /* %V */ |
{ NULL, NULL }, /* Ac */ |
{ NULL, NULL }, /* Ac */ |
{ termp_aq_pre, termp_aq_post }, /* Ao */ |
{ termp_aq_pre, termp_aq_post }, /* Ao */ |
{ termp_aq_pre, termp_aq_post }, /* Aq */ |
{ termp_aq_pre, termp_aq_post }, /* Aq */ |
Line 244 const struct termact __termacts[MDOC_MAX] = { |
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Line 251 const struct termact __termacts[MDOC_MAX] = { |
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{ termp_qq_pre, termp_qq_post }, /* Qo */ |
{ termp_qq_pre, termp_qq_post }, /* Qo */ |
{ termp_qq_pre, termp_qq_post }, /* Qq */ |
{ termp_qq_pre, termp_qq_post }, /* Qq */ |
{ NULL, NULL }, /* Re */ |
{ NULL, NULL }, /* Re */ |
{ NULL, NULL }, /* Rs */ |
{ termp_rs_pre, NULL }, /* Rs */ |
{ NULL, NULL }, /* Sc */ |
{ NULL, NULL }, /* Sc */ |
{ termp_sq_pre, termp_sq_post }, /* So */ |
{ termp_sq_pre, termp_sq_post }, /* So */ |
{ termp_sq_pre, termp_sq_post }, /* Sq */ |
{ termp_sq_pre, termp_sq_post }, /* Sq */ |
{ NULL, NULL }, /* Sm */ |
{ termp_sm_pre, NULL }, /* Sm */ |
{ termp_sx_pre, NULL }, /* Sx */ |
{ termp_sx_pre, NULL }, /* Sx */ |
{ termp_sy_pre, NULL }, /* Sy */ |
{ termp_sy_pre, NULL }, /* Sy */ |
{ NULL, NULL }, /* Tn */ |
{ NULL, NULL }, /* Tn */ |
Line 273 const struct termact *termacts = __termacts; |
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Line 280 const struct termact *termacts = __termacts; |
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static size_t |
static size_t |
arg_width(const struct mdoc_arg *arg) |
arg_width(const struct mdoc_arg *arg) |
{ |
{ |
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size_t v; |
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int i, len; |
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/* TODO */ |
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assert(*arg->value); |
assert(*arg->value); |
return(strlen(*arg->value)); |
if (0 == strcmp(*arg->value, "indent")) |
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return(INDENT); |
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if (0 == strcmp(*arg->value, "indent-two")) |
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return(INDENT * 2); |
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len = (int)strlen(*arg->value); |
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assert(len > 0); |
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for (i = 0; i < len - 1; i++) |
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if ( ! isdigit((int)(*arg->value)[i])) |
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break; |
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if (i == len - 1) { |
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if ('n' == (*arg->value)[len - 1]) { |
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v = (size_t)atoi(*arg->value); |
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return(v); |
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} |
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} |
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return(strlen(*arg->value) + 2); |
} |
} |
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Line 290 arg_offset(const struct mdoc_arg *arg) |
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Line 317 arg_offset(const struct mdoc_arg *arg) |
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return(INDENT); |
return(INDENT); |
if (0 == strcmp(*arg->value, "indent-two")) |
if (0 == strcmp(*arg->value, "indent-two")) |
return(INDENT * 2); |
return(INDENT * 2); |
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return(strlen(*arg->value)); |
return(strlen(*arg->value)); |
} |
} |
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Line 348 termp_it_pre(DECL_ARGS) |
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Line 374 termp_it_pre(DECL_ARGS) |
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{ |
{ |
const struct mdoc_node *n, *it; |
const struct mdoc_node *n, *it; |
const struct mdoc_block *bl; |
const struct mdoc_block *bl; |
char buf[7]; |
char buf[7], *tp; |
int i; |
int i, type; |
size_t width, offset; |
size_t width, offset; |
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switch (node->type) { |
switch (node->type) { |
Line 369 termp_it_pre(DECL_ARGS) |
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Line 395 termp_it_pre(DECL_ARGS) |
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bl = &n->data.block; |
bl = &n->data.block; |
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if (MDOC_BLOCK == node->type) { |
if (MDOC_BLOCK == node->type) { |
if (arg_hasattr(MDOC_Compact, bl->argc, bl->argv)) |
newln(p); |
newln(p); |
if ( ! arg_hasattr(MDOC_Compact, bl->argc, bl->argv)) |
else |
if (node->prev || n->prev) |
vspace(p); |
vspace(p); |
return(1); |
return(1); |
} |
} |
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/* Get our list type. */ |
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for (type = -1, i = 0; i < (int)bl->argc; i++) |
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switch (bl->argv[i].arg) { |
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case (MDOC_Bullet): |
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/* FALLTHROUGH */ |
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case (MDOC_Dash): |
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/* FALLTHROUGH */ |
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case (MDOC_Enum): |
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/* FALLTHROUGH */ |
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case (MDOC_Hyphen): |
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/* FALLTHROUGH */ |
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case (MDOC_Tag): |
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/* FALLTHROUGH */ |
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case (MDOC_Ohang): |
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type = bl->argv[i].arg; |
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i = (int)bl->argc; |
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break; |
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default: |
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errx(1, "list type not supported"); |
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/* NOTREACHED */ |
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} |
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assert(-1 != type); |
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/* Save our existing (inherited) margin and offset. */ |
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pair->offset = p->offset; |
pair->offset = p->offset; |
pair->rmargin = p->rmargin; |
pair->rmargin = p->rmargin; |
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/* FIXME: auto-size. */ |
/* Get list width and offset. */ |
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i = arg_getattr(MDOC_Width, bl->argc, bl->argv); |
i = arg_getattr(MDOC_Width, bl->argc, bl->argv); |
width = i >= 0 ? arg_width(&bl->argv[i]) : 10; |
width = i >= 0 ? arg_width(&bl->argv[i]) : 0; |
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i = arg_getattr(MDOC_Offset, bl->argc, bl->argv); |
i = arg_getattr(MDOC_Offset, bl->argc, bl->argv); |
offset = i >= 0 ? arg_offset(&bl->argv[i]) : 0; |
offset = i >= 0 ? arg_offset(&bl->argv[i]) : 0; |
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assert(MDOC_HEAD == node->type || |
/* Override the width. */ |
MDOC_BODY == node->type); |
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if (arg_hasattr(MDOC_Tag, bl->argc, bl->argv)) { |
switch (type) { |
p->flags |= TERMP_NOSPACE; |
case (MDOC_Bullet): |
if (MDOC_BODY == node->type) { |
/* FALLTHROUGH */ |
p->flags |= TERMP_NOLPAD; |
case (MDOC_Dash): |
p->offset += width; |
/* FALLTHROUGH */ |
} else { |
case (MDOC_Enum): |
p->flags |= TERMP_NOBREAK; |
/* FALLTHROUGH */ |
p->rmargin = p->offset + offset + width; |
case (MDOC_Hyphen): |
} |
width = width > 6 ? width : 6; |
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break; |
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case (MDOC_Tag): |
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/* FIXME: auto-size. */ |
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if (0 == width) |
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errx(1, "need non-zero -width"); |
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break; |
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default: |
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break; |
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} |
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} else if (arg_hasattr(MDOC_Ohang, bl->argc, bl->argv)) { |
/* Word-wrap control. */ |
p->flags |= TERMP_NOSPACE; |
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} else if (arg_hasattr(MDOC_Diag, bl->argc, bl->argv)) { |
p->flags |= TERMP_NOSPACE; |
/* TODO. */ |
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} else if (arg_hasattr(MDOC_Hang, bl->argc, bl->argv)) { |
switch (type) { |
/* TODO. */ |
case (MDOC_Bullet): |
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/* FALLTHROUGH */ |
} else if (arg_hasattr(MDOC_Bullet, bl->argc, bl->argv)) { |
case (MDOC_Dash): |
p->flags |= TERMP_NOSPACE; |
/* FALLTHROUGH */ |
if (MDOC_BODY == node->type) { |
case (MDOC_Enum): |
p->flags |= TERMP_NOLPAD; |
/* FALLTHROUGH */ |
p->offset += 6; |
case (MDOC_Hyphen): |
} else { |
/* FALLTHROUGH */ |
word(p, "\\[bu]"); |
case (MDOC_Tag): |
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if (MDOC_HEAD == node->type) |
p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_NOBREAK; |
p->rmargin = p->offset + offset + 6; |
else if (MDOC_BODY == node->type) |
} |
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} else if (arg_hasattr(MDOC_Enum, bl->argc, bl->argv)) { |
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p->flags |= TERMP_NOSPACE; |
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if (MDOC_BODY == node->type) { |
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p->flags |= TERMP_NOLPAD; |
p->flags |= TERMP_NOLPAD; |
p->offset += 6; |
break; |
} else { |
default: |
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break; |
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} |
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/* |
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* Get a token to use as the HEAD lead-in. If NULL, we use the |
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* HEAD child. |
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*/ |
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tp = NULL; |
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if (MDOC_HEAD == node->type) { |
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if (arg_hasattr(MDOC_Bullet, bl->argc, bl->argv)) |
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tp = "\\[bu]"; |
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if (arg_hasattr(MDOC_Dash, bl->argc, bl->argv)) |
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tp = "\\-"; |
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if (arg_hasattr(MDOC_Enum, bl->argc, bl->argv)) { |
(pair->ppair->ppair->count)++; |
(pair->ppair->ppair->count)++; |
(void)snprintf(buf, sizeof(buf), "%d.", |
(void)snprintf(buf, sizeof(buf), "%d.", |
pair->ppair->ppair->count); |
pair->ppair->ppair->count); |
word(p, buf); |
tp = buf; |
p->flags |= TERMP_NOBREAK; |
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p->rmargin = p->offset + offset + 6; |
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} |
} |
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if (arg_hasattr(MDOC_Hyphen, bl->argc, bl->argv)) |
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tp = "\\-"; |
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} |
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} else if (arg_hasattr(MDOC_Dash, bl->argc, bl->argv) || |
/* Margin control. */ |
arg_hasattr(MDOC_Hyphen, bl->argc, bl->argv)) { |
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p->flags |= TERMP_NOSPACE; |
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if (MDOC_BODY == node->type) { |
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p->flags |= TERMP_NOLPAD; |
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p->offset += 6; |
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return(1); |
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} else { |
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word(p, "\\-"); |
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p->flags |= TERMP_NOBREAK; |
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p->rmargin = p->offset + offset + 6; |
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} |
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} |
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p->offset += offset; |
p->offset += offset; |
return(1); |
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switch (type) { |
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case (MDOC_Bullet): |
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/* FALLTHROUGH */ |
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case (MDOC_Dash): |
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/* FALLTHROUGH */ |
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case (MDOC_Enum): |
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/* FALLTHROUGH */ |
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case (MDOC_Hyphen): |
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/* FALLTHROUGH */ |
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case (MDOC_Tag): |
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if (MDOC_HEAD == node->type) |
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p->rmargin = p->offset + width; |
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else if (MDOC_BODY == node->type) |
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p->offset += width; |
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break; |
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default: |
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break; |
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} |
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if (NULL == tp) |
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return(1); |
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word(p, tp); |
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return(0); |
} |
} |
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Line 456 termp_it_pre(DECL_ARGS) |
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Line 541 termp_it_pre(DECL_ARGS) |
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static void |
static void |
termp_it_post(DECL_ARGS) |
termp_it_post(DECL_ARGS) |
{ |
{ |
const struct mdoc_node *n, *it; |
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const struct mdoc_block *bl; |
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if (MDOC_BODY != node->type && MDOC_HEAD != node->type) |
if (MDOC_BODY != node->type && MDOC_HEAD != node->type) |
return; |
return; |
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it = node->parent; |
flushln(p); |
n = it->parent->parent; |
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bl = &n->data.block; |
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if (arg_hasattr(MDOC_Tag, bl->argc, bl->argv) || |
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arg_hasattr(MDOC_Bullet, bl->argc, bl->argv) || |
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arg_hasattr(MDOC_Dash, bl->argc, bl->argv) || |
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arg_hasattr(MDOC_Enum, bl->argc, bl->argv) || |
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arg_hasattr(MDOC_Hyphen, bl->argc, bl->argv)) { |
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flushln(p); |
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if (MDOC_HEAD == node->type) { |
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p->rmargin = pair->rmargin; |
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p->flags &= ~TERMP_NOBREAK; |
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} else |
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p->flags &= ~TERMP_NOLPAD; |
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} else if (arg_hasattr(MDOC_Ohang, bl->argc, bl->argv)) { |
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flushln(p); |
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} else if (arg_hasattr(MDOC_Inset, bl->argc, bl->argv)) { |
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if (MDOC_BODY == node->type) |
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flushln(p); |
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} else if (arg_hasattr(MDOC_Item, bl->argc, bl->argv)) { |
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if (MDOC_BODY == node->type) |
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flushln(p); |
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} |
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p->offset = pair->offset; |
p->offset = pair->offset; |
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p->rmargin = pair->rmargin; |
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if (MDOC_HEAD == node->type) { |
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p->flags &= ~TERMP_NOBREAK; |
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p->flags &= ~TERMP_NORPAD; |
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} else if (MDOC_BODY == node->type) |
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p->flags &= ~TERMP_NOLPAD; |
} |
} |
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termp_nm_pre(DECL_ARGS) |
termp_nm_pre(DECL_ARGS) |
{ |
{ |
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if (SEC_SYNOPSIS == node->sec) |
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newln(p); |
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TERMPAIR_SETFLAG(pair, ttypes[TTYPE_PROG]); |
TERMPAIR_SETFLAG(pair, ttypes[TTYPE_PROG]); |
if (NULL == node->child) |
if (NULL == node->child) |
word(p, meta->name); |
word(p, meta->name); |
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termp_ar_pre(DECL_ARGS) |
termp_ar_pre(DECL_ARGS) |
{ |
{ |
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TERMPAIR_SETFLAG(pair, ttypes[TTYPE_CMD_ARG]); |
if (node->child) { |
if (NULL == node->child) |
TERMPAIR_SETFLAG(pair, ttypes[TTYPE_CMD_ARG]); |
word(p, "..."); |
return(1); |
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} |
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p->flags |= ttypes[TTYPE_CMD_ARG]; |
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word(p, "file"); |
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word(p, "..."); |
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p->flags &= ~ttypes[TTYPE_CMD_ARG]; |
return(1); |
return(1); |
} |
} |
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Line 567 termp_st_pre(DECL_ARGS) |
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Line 639 termp_st_pre(DECL_ARGS) |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
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termp_rs_pre(DECL_ARGS) |
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{ |
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if (MDOC_BLOCK == node->type) |
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vspace(p); |
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return(1); |
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} |
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/* ARGSUSED */ |
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static int |
termp_rv_pre(DECL_ARGS) |
termp_rv_pre(DECL_ARGS) |
{ |
{ |
int i; |
int i; |
Line 1112 termp_sq_pre(DECL_ARGS) |
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Line 1195 termp_sq_pre(DECL_ARGS) |
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if (MDOC_BODY != node->type) |
if (MDOC_BODY != node->type) |
return(1); |
return(1); |
word(p, "\'"); |
word(p, "`"); |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
return(1); |
return(1); |
} |
} |
Line 1269 termp_bq_pre(DECL_ARGS) |
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Line 1352 termp_bq_pre(DECL_ARGS) |
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if (MDOC_BODY != node->type) |
if (MDOC_BODY != node->type) |
return(1); |
return(1); |
word(p, "["); |
word(p, "\\["); |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
return(1); |
return(1); |
} |
} |
Line 1293 termp_pq_pre(DECL_ARGS) |
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Line 1376 termp_pq_pre(DECL_ARGS) |
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if (MDOC_BODY != node->type) |
if (MDOC_BODY != node->type) |
return(1); |
return(1); |
word(p, "("); |
word(p, "\\&("); |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
return(1); |
return(1); |
} |
} |
Line 1404 termp_ms_pre(DECL_ARGS) |
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Line 1487 termp_ms_pre(DECL_ARGS) |
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return(1); |
return(1); |
} |
} |
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/* ARGSUSED */ |
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static int |
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termp_sm_pre(DECL_ARGS) |
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{ |
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#if notyet |
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assert(node->child); |
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if (0 == strcmp("off", node->child->data.text.string)) { |
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p->flags &= ~TERMP_NONOSPACE; |
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p->flags &= ~TERMP_NOSPACE; |
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} else { |
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p->flags |= TERMP_NONOSPACE; |
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p->flags |= TERMP_NOSPACE; |
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} |
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#endif |
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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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termp__t_pre(DECL_ARGS) |
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{ |
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word(p, "\""); |
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p->flags |= TERMP_NOSPACE; |
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return(1); |
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} |
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/* ARGSUSED */ |
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static void |
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termp__t_post(DECL_ARGS) |
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{ |
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p->flags |= TERMP_NOSPACE; |
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word(p, "\""); |
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word(p, node->next ? "," : "."); |
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} |
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/* ARGSUSED */ |
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static void |
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termp____post(DECL_ARGS) |
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{ |
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|
|
p->flags |= TERMP_NOSPACE; |
|
word(p, node->next ? "," : "."); |
|
} |