version 1.270, 2015/05/01 16:02:47 |
version 1.275, 2015/08/29 23:56:01 |
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int rstacksz; /* current size limit of rstack */ |
int rstacksz; /* current size limit of rstack */ |
int rstackpos; /* position in rstack */ |
int rstackpos; /* position in rstack */ |
int format; /* current file in mdoc or man format */ |
int format; /* current file in mdoc or man format */ |
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int argc; /* number of args of the last macro */ |
char control; /* control character */ |
char control; /* control character */ |
}; |
}; |
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Line 397 static enum rofferr roff_cond_text(ROFF_ARGS); |
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Line 398 static enum rofferr roff_cond_text(ROFF_ARGS); |
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static enum rofferr roff_cond_sub(ROFF_ARGS); |
static enum rofferr roff_cond_sub(ROFF_ARGS); |
static enum rofferr roff_ds(ROFF_ARGS); |
static enum rofferr roff_ds(ROFF_ARGS); |
static enum rofferr roff_eqndelim(struct roff *, struct buf *, int); |
static enum rofferr roff_eqndelim(struct roff *, struct buf *, int); |
static int roff_evalcond(struct roff *r, int, |
static int roff_evalcond(struct roff *r, int, char *, int *); |
const char *, int *); |
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static int roff_evalnum(struct roff *, int, |
static int roff_evalnum(struct roff *, int, |
const char *, int *, int *, int); |
const char *, int *, int *, int); |
static int roff_evalpar(struct roff *, int, |
static int roff_evalpar(struct roff *, int, |
Line 412 static int roff_getnum(const char *, int *, int *, i |
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Line 412 static int roff_getnum(const char *, int *, int *, i |
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static int roff_getop(const char *, int *, char *); |
static int roff_getop(const char *, int *, char *); |
static int roff_getregn(const struct roff *, |
static int roff_getregn(const struct roff *, |
const char *, size_t); |
const char *, size_t); |
static int roff_getregro(const char *name); |
static int roff_getregro(const struct roff *, |
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const char *name); |
static const char *roff_getstrn(const struct roff *, |
static const char *roff_getstrn(const struct roff *, |
const char *, size_t); |
const char *, size_t); |
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static int roff_hasregn(const struct roff *, |
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const char *, size_t); |
static enum rofferr roff_insec(ROFF_ARGS); |
static enum rofferr roff_insec(ROFF_ARGS); |
static enum rofferr roff_it(ROFF_ARGS); |
static enum rofferr roff_it(ROFF_ARGS); |
static enum rofferr roff_line_ignore(ROFF_ARGS); |
static enum rofferr roff_line_ignore(ROFF_ARGS); |
Line 1481 roff_res(struct roff *r, struct buf *buf, int ln, int |
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Line 1484 roff_res(struct roff *r, struct buf *buf, int ln, int |
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} |
} |
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/* |
/* |
* Process text streams: |
* Process text streams. |
* Convert all breakable hyphens into ASCII_HYPH. |
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* Decrement and spring input line trap. |
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*/ |
*/ |
static enum rofferr |
static enum rofferr |
roff_parsetext(struct buf *buf, int pos, int *offs) |
roff_parsetext(struct buf *buf, int pos, int *offs) |
Line 1494 roff_parsetext(struct buf *buf, int pos, int *offs) |
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Line 1495 roff_parsetext(struct buf *buf, int pos, int *offs) |
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int isz; |
int isz; |
enum mandoc_esc esc; |
enum mandoc_esc esc; |
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/* Spring the input line trap. */ |
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if (roffit_lines == 1) { |
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isz = mandoc_asprintf(&p, "%s\n.%s", buf->buf, roffit_macro); |
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free(buf->buf); |
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buf->buf = p; |
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buf->sz = isz + 1; |
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*offs = 0; |
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free(roffit_macro); |
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roffit_lines = 0; |
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return(ROFF_REPARSE); |
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} else if (roffit_lines > 1) |
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--roffit_lines; |
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/* Convert all breakable hyphens into ASCII_HYPH. */ |
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start = p = buf->buf + pos; |
start = p = buf->buf + pos; |
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while (*p != '\0') { |
while (*p != '\0') { |
Line 1522 roff_parsetext(struct buf *buf, int pos, int *offs) |
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Line 1539 roff_parsetext(struct buf *buf, int pos, int *offs) |
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*p = ASCII_HYPH; |
*p = ASCII_HYPH; |
p++; |
p++; |
} |
} |
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/* Spring the input line trap. */ |
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if (roffit_lines == 1) { |
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isz = mandoc_asprintf(&p, "%s\n.%s", buf->buf, roffit_macro); |
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free(buf->buf); |
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buf->buf = p; |
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buf->sz = isz + 1; |
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*offs = 0; |
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free(roffit_macro); |
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roffit_lines = 0; |
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return(ROFF_REPARSE); |
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} else if (roffit_lines > 1) |
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--roffit_lines; |
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return(ROFF_CONT); |
return(ROFF_CONT); |
} |
} |
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* or string condition. |
* or string condition. |
*/ |
*/ |
static int |
static int |
roff_evalcond(struct roff *r, int ln, const char *v, int *pos) |
roff_evalcond(struct roff *r, int ln, char *v, int *pos) |
{ |
{ |
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char *cp, *name; |
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size_t sz; |
int number, savepos, wanttrue; |
int number, savepos, wanttrue; |
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if ('!' == v[*pos]) { |
if ('!' == v[*pos]) { |
Line 2158 roff_evalcond(struct roff *r, int ln, const char *v, i |
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Line 2164 roff_evalcond(struct roff *r, int ln, const char *v, i |
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/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case 'e': |
case 'e': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case 'r': |
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/* FALLTHROUGH */ |
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case 't': |
case 't': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case 'v': |
case 'v': |
(*pos)++; |
(*pos)++; |
return(!wanttrue); |
return(!wanttrue); |
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case 'r': |
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cp = name = v + ++*pos; |
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sz = roff_getname(r, &cp, ln, *pos); |
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*pos = cp - v; |
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return((sz && roff_hasregn(r, name, sz)) == wanttrue); |
default: |
default: |
break; |
break; |
} |
} |
Line 2259 roff_cond(ROFF_ARGS) |
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Line 2268 roff_cond(ROFF_ARGS) |
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if (buf->buf[pos] == '\\' && buf->buf[pos + 1] == '{') { |
if (buf->buf[pos] == '\\' && buf->buf[pos + 1] == '{') { |
r->last->endspan = -1; |
r->last->endspan = -1; |
pos += 2; |
pos += 2; |
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while (buf->buf[pos] == ' ') |
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pos++; |
goto out; |
goto out; |
} |
} |
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Line 2567 roff_setreg(struct roff *r, const char *name, int val, |
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Line 2578 roff_setreg(struct roff *r, const char *name, int val, |
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* were to turn up, another special value would have to be chosen. |
* were to turn up, another special value would have to be chosen. |
*/ |
*/ |
static int |
static int |
roff_getregro(const char *name) |
roff_getregro(const struct roff *r, const char *name) |
{ |
{ |
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switch (*name) { |
switch (*name) { |
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case '$': /* Number of arguments of the last macro evaluated. */ |
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return(r->argc); |
case 'A': /* ASCII approximation mode is always off. */ |
case 'A': /* ASCII approximation mode is always off. */ |
return(0); |
return(0); |
case 'g': /* Groff compatibility mode is always on. */ |
case 'g': /* Groff compatibility mode is always on. */ |
Line 2595 roff_getreg(const struct roff *r, const char *name) |
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Line 2608 roff_getreg(const struct roff *r, const char *name) |
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int val; |
int val; |
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if ('.' == name[0] && '\0' != name[1] && '\0' == name[2]) { |
if ('.' == name[0] && '\0' != name[1] && '\0' == name[2]) { |
val = roff_getregro(name + 1); |
val = roff_getregro(r, name + 1); |
if (-1 != val) |
if (-1 != val) |
return (val); |
return (val); |
} |
} |
Line 2614 roff_getregn(const struct roff *r, const char *name, s |
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Line 2627 roff_getregn(const struct roff *r, const char *name, s |
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int val; |
int val; |
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if ('.' == name[0] && 2 == len) { |
if ('.' == name[0] && 2 == len) { |
val = roff_getregro(name + 1); |
val = roff_getregro(r, name + 1); |
if (-1 != val) |
if (-1 != val) |
return (val); |
return (val); |
} |
} |
Line 2627 roff_getregn(const struct roff *r, const char *name, s |
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Line 2640 roff_getregn(const struct roff *r, const char *name, s |
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return(0); |
return(0); |
} |
} |
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static int |
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roff_hasregn(const struct roff *r, const char *name, size_t len) |
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{ |
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struct roffreg *reg; |
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int val; |
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if ('.' == name[0] && 2 == len) { |
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val = roff_getregro(r, name + 1); |
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if (-1 != val) |
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return(1); |
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} |
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for (reg = r->regtab; reg; reg = reg->next) |
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if (len == reg->key.sz && |
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0 == strncmp(name, reg->key.p, len)) |
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return(1); |
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return(0); |
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} |
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static void |
static void |
roff_freereg(struct roffreg *reg) |
roff_freereg(struct roffreg *reg) |
{ |
{ |
Line 3048 roff_userdef(ROFF_ARGS) |
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Line 3081 roff_userdef(ROFF_ARGS) |
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{ |
{ |
const char *arg[9], *ap; |
const char *arg[9], *ap; |
char *cp, *n1, *n2; |
char *cp, *n1, *n2; |
int i; |
int i, ib, ie; |
size_t asz, rsz; |
size_t asz, rsz; |
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/* |
/* |
Line 3056 roff_userdef(ROFF_ARGS) |
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Line 3089 roff_userdef(ROFF_ARGS) |
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* and NUL-terminate them. |
* and NUL-terminate them. |
*/ |
*/ |
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r->argc = 0; |
cp = buf->buf + pos; |
cp = buf->buf + pos; |
for (i = 0; i < 9; i++) |
for (i = 0; i < 9; i++) { |
arg[i] = *cp == '\0' ? "" : |
if (*cp == '\0') |
mandoc_getarg(r->parse, &cp, ln, &pos); |
arg[i] = ""; |
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else { |
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arg[i] = mandoc_getarg(r->parse, &cp, ln, &pos); |
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r->argc = i + 1; |
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} |
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} |
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/* |
/* |
* Expand macro arguments. |
* Expand macro arguments. |
Line 3076 roff_userdef(ROFF_ARGS) |
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Line 3115 roff_userdef(ROFF_ARGS) |
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continue; |
continue; |
if (*cp++ != '$') |
if (*cp++ != '$') |
continue; |
continue; |
i = *cp - '1'; |
if (*cp == '*') { /* \\$* inserts all arguments */ |
if (0 > i || 8 < i) |
ib = 0; |
continue; |
ie = r->argc - 1; |
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} else { /* \\$1 .. \\$9 insert one argument */ |
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ib = ie = *cp - '1'; |
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if (ib < 0 || ib > 8) |
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continue; |
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} |
cp -= 2; |
cp -= 2; |
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/* |
/* |
Line 3086 roff_userdef(ROFF_ARGS) |
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Line 3130 roff_userdef(ROFF_ARGS) |
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* taking escaping of quotes into account. |
* taking escaping of quotes into account. |
*/ |
*/ |
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asz = 0; |
asz = ie > ib ? ie - ib : 0; /* for blanks */ |
for (ap = arg[i]; *ap != '\0'; ap++) { |
for (i = ib; i <= ie; i++) { |
asz++; |
for (ap = arg[i]; *ap != '\0'; ap++) { |
if (*ap == '"') |
asz++; |
asz += 3; |
if (*ap == '"') |
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asz += 3; |
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} |
} |
} |
if (asz != 3) { |
if (asz != 3) { |
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Line 3131 roff_userdef(ROFF_ARGS) |
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Line 3177 roff_userdef(ROFF_ARGS) |
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/* Copy the expanded argument, escaping quotes. */ |
/* Copy the expanded argument, escaping quotes. */ |
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n2 = cp; |
n2 = cp; |
for (ap = arg[i]; *ap != '\0'; ap++) { |
for (i = ib; i <= ie; i++) { |
if (*ap == '"') { |
for (ap = arg[i]; *ap != '\0'; ap++) { |
memcpy(n2, "\\(dq", 4); |
if (*ap == '"') { |
n2 += 4; |
memcpy(n2, "\\(dq", 4); |
} else |
n2 += 4; |
*n2++ = *ap; |
} else |
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*n2++ = *ap; |
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} |
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if (i < ie) |
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*n2++ = ' '; |
} |
} |
} |
} |
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