version 1.1, 2009/09/21 00:39:02 |
version 1.9, 2009/11/07 14:14:15 |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.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 <time.h> |
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#include "mdoc.h" |
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#include "man.h" |
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#include "out.h" |
#include "out.h" |
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#ifdef __linux__ |
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extern size_t strlcat(char *, const char *, size_t); |
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#endif |
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/* |
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* Convert a `scaling unit' to a consistent form, or fail. Scaling |
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* units are documented in groff.7, mdoc.7, man.7. |
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*/ |
int |
int |
out_a2list(const struct mdoc_node *n) |
a2roffsu(const char *src, struct roffsu *dst, enum roffscale def) |
{ |
{ |
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char buf[BUFSIZ], hasd; |
int i; |
int i; |
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enum roffscale unit; |
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assert(MDOC_BLOCK == n->type && MDOC_Bl == n->tok); |
if ('\0' == *src) |
assert(n->args); |
return(0); |
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for (i = 0; i < (int)n->args->argc; i++) |
i = hasd = 0; |
switch (n->args->argv[i].arg) { |
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case (MDOC_Enum): |
switch (*src) { |
/* FALLTHROUGH */ |
case ('+'): |
case (MDOC_Dash): |
src++; |
/* FALLTHROUGH */ |
break; |
case (MDOC_Hyphen): |
case ('-'): |
/* FALLTHROUGH */ |
buf[i++] = *src++; |
case (MDOC_Bullet): |
break; |
/* FALLTHROUGH */ |
default: |
case (MDOC_Tag): |
break; |
/* FALLTHROUGH */ |
} |
case (MDOC_Hang): |
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/* FALLTHROUGH */ |
if ('\0' == *src) |
case (MDOC_Inset): |
return(0); |
/* FALLTHROUGH */ |
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case (MDOC_Diag): |
while (i < BUFSIZ) { |
/* FALLTHROUGH */ |
if ( ! isdigit((u_char)*src)) { |
case (MDOC_Item): |
if ('.' != *src) |
/* FALLTHROUGH */ |
break; |
case (MDOC_Column): |
else if (hasd) |
/* FALLTHROUGH */ |
break; |
case (MDOC_Ohang): |
else |
return(n->args->argv[i].arg); |
hasd = 1; |
default: |
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break; |
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} |
} |
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buf[i++] = *src++; |
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} |
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abort(); |
if (BUFSIZ == i || (*src && *(src + 1))) |
/* NOTREACHED */ |
return(0); |
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buf[i] = '\0'; |
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switch (*src) { |
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case ('c'): |
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unit = SCALE_CM; |
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break; |
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case ('i'): |
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unit = SCALE_IN; |
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break; |
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case ('P'): |
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unit = SCALE_PC; |
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break; |
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case ('p'): |
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unit = SCALE_PT; |
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break; |
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case ('f'): |
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unit = SCALE_FS; |
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break; |
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case ('v'): |
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unit = SCALE_VS; |
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break; |
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case ('m'): |
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unit = SCALE_EM; |
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break; |
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case ('\0'): |
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if (SCALE_MAX == def) |
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return(0); |
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unit = SCALE_BU; |
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break; |
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case ('u'): |
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unit = SCALE_BU; |
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break; |
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case ('M'): |
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unit = SCALE_MM; |
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break; |
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case ('n'): |
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unit = SCALE_EN; |
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break; |
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default: |
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return(0); |
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} |
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if ((dst->scale = atof(buf)) < 0) |
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dst->scale = 0; |
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dst->unit = unit; |
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dst->pt = hasd; |
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return(1); |
} |
} |
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int |
/* |
out_a2width(const char *p) |
* Correctly writes the time in nroff form, which differs from standard |
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* form in that a space isn't printed in lieu of the extra %e field for |
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* single-digit dates. |
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*/ |
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void |
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time2a(time_t t, char *dst, size_t sz) |
{ |
{ |
int i, len; |
struct tm tm; |
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char buf[5]; |
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char *p; |
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size_t nsz; |
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if (0 == (len = (int)strlen(p))) |
assert(sz > 1); |
return(0); |
localtime_r(&t, &tm); |
for (i = 0; i < len - 1; i++) |
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if ( ! isdigit((u_char)p[i])) |
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break; |
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if (i == len - 1) |
p = dst; |
if ('n' == p[len - 1] || 'm' == p[len - 1]) |
nsz = 0; |
return(atoi(p) + 2); |
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return(len + 2); |
dst[0] = '\0'; |
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if (0 == (nsz = strftime(p, sz, "%B ", &tm))) |
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return; |
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p += (int)nsz; |
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sz -= nsz; |
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if (0 == strftime(buf, sizeof(buf), "%e, ", &tm)) |
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return; |
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nsz = strlcat(p, buf + (' ' == buf[0] ? 1 : 0), sz); |
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if (nsz >= sz) |
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return; |
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p += (int)nsz; |
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sz -= nsz; |
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(void)strftime(p, sz, "%Y", &tm); |
} |
} |
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/* Returns length of parsed string. */ |
int |
int |
out_a2offs(const char *p, int indent) |
a2roffdeco(enum roffdeco *d, |
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const char **word, size_t *sz) |
{ |
{ |
int len, i; |
int j, type, sv, t, lim; |
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const char *wp; |
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if (0 == strcmp(p, "left")) |
*d = DECO_NONE; |
return(0); |
wp = *word; |
if (0 == strcmp(p, "indent")) |
type = 1; |
return(indent + 1); |
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if (0 == strcmp(p, "indent-two")) |
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return((indent + 1) * 2); |
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if (0 == (len = (int)strlen(p))) |
switch (*wp) { |
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case ('\0'): |
return(0); |
return(0); |
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for (i = 0; i < len - 1; i++) |
case ('('): |
if ( ! isdigit((u_char)p[i])) |
wp++; |
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if ('\0' == *wp) |
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return(1); |
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if ('\0' == *(wp + 1)) |
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return(2); |
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*d = DECO_SPECIAL; |
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*sz = 2; |
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*word = wp; |
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return(3); |
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case ('*'): |
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wp++; |
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switch (*wp) { |
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case ('\0'): |
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return(1); |
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case ('('): |
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wp++; |
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if ('\0' == *wp) |
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return(2); |
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if ('\0' == *(wp + 1)) |
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return(3); |
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*d = DECO_RESERVED; |
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*sz = 2; |
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*word = wp; |
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return(4); |
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case ('['): |
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type = 0; |
break; |
break; |
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if (i == len - 1) |
default: |
if ('n' == p[len - 1] || 'm' == p[len - 1]) |
*d = DECO_RESERVED; |
return(atoi(p)); |
*sz = 1; |
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*word = wp; |
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return(2); |
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} |
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break; |
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return(len); |
#if 0 |
} |
case ('s'): |
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wp++; |
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/* This closely follows mandoc_special(). */ |
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if ('\0' == *wp) |
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return(1); |
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t = 0; |
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lim = 1; |
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if (*wp == '\'') { |
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lim = 0; |
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t = 1; |
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++wp; |
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} else if (*wp == '[') { |
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lim = 0; |
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t = 2; |
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++wp; |
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} else if (*wp == '(') { |
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lim = 2; |
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t = 3; |
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++wp; |
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} |
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if (*wp == '+' || *wp == '-') |
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++wp; |
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if (*wp == '\'') { |
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if (t) { |
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*word = wp; |
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return; |
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} |
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lim = 0; |
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t = 1; |
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++wp; |
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} else if (*wp == '[') { |
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if (t) { |
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*word = wp; |
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return; |
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} |
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lim = 0; |
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t = 2; |
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++wp; |
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} else if (*wp == '(') { |
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if (t) { |
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*word = wp; |
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return; |
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} |
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lim = 2; |
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t = 3; |
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++wp; |
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} |
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if ( ! isdigit((u_char)*wp)) { |
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*word = --wp; |
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return; |
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} |
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for (j = 0; isdigit((u_char)*wp); j++) { |
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if (lim && j >= lim) |
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break; |
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++wp; |
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} |
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if (t && t < 3) { |
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if (1 == t && *wp != '\'') { |
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*word = --wp; |
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return; |
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} |
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if (2 == t && *wp != ']') { |
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*word = --wp; |
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return; |
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} |
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++wp; |
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} |
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*word = --wp; |
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return; |
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#endif |
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case ('f'): |
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wp++; |
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switch (*wp) { |
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case ('\0'): |
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return(1); |
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case ('3'): |
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/* FALLTHROUGH */ |
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case ('B'): |
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*d = DECO_BOLD; |
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break; |
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case ('2'): |
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/* FALLTHROUGH */ |
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case ('I'): |
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*d = DECO_ITALIC; |
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break; |
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case ('P'): |
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*d = DECO_PREVIOUS; |
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break; |
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case ('1'): |
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/* FALLTHROUGH */ |
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case ('R'): |
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*d = DECO_ROMAN; |
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break; |
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default: |
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break; |
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} |
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return(2); |
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case ('['): |
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break; |
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default: |
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*d = DECO_SPECIAL; |
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*word = wp; |
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*sz = 1; |
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return(1); |
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} |
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*word = ++wp; |
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for (j = 0; *wp && ']' != *wp; wp++, j++) |
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/* Loop... */ ; |
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if ('\0' == *wp) |
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return(j + 1); |
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*d = type ? DECO_SPECIAL : DECO_RESERVED; |
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*sz = j; |
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return (j + 2); |
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} |