version 1.8, 2009/11/07 08:26:45 |
version 1.14, 2010/04/07 11:25:38 |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
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#include "out.h" |
#include "out.h" |
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#ifdef __linux__ |
/* See a2roffdeco(). */ |
extern size_t strlcat(char *, const char *, size_t); |
#define C2LIM(c, l) do { \ |
#endif |
(l) = 1; \ |
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if ('[' == (c) || '\'' == (c)) \ |
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(l) = 0; \ |
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else if ('(' == (c)) \ |
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(l) = 2; } \ |
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while (/* CONSTCOND */ 0) |
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/* See a2roffdeco(). */ |
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#define C2TERM(c, t) do { \ |
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(t) = 0; \ |
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if ('\'' == (c)) \ |
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(t) = 1; \ |
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else if ('[' == (c)) \ |
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(t) = 2; \ |
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else if ('(' == (c)) \ |
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(t) = 3; } \ |
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while (/* CONSTCOND */ 0) |
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/* |
/* |
* Convert a `scaling unit' to a consistent form, or fail. Scaling |
* Convert a `scaling unit' to a consistent form, or fail. Scaling |
* units are documented in groff.7, mdoc.7, man.7. |
* units are documented in groff.7, mdoc.7, man.7. |
Line 167 time2a(time_t t, char *dst, size_t sz) |
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Line 187 time2a(time_t t, char *dst, size_t sz) |
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} |
} |
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/* Returns length of parsed string. */ |
/* |
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* Returns length of parsed string (the leading "\" should NOT be |
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* included). This can be zero if the current character is the nil |
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* terminator. "d" is set to the type of parsed decorator, which may |
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* have an adjoining "word" of size "sz" (e.g., "(ab" -> "ab", 2). |
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*/ |
int |
int |
a2roffdeco(enum roffdeco *d, |
a2roffdeco(enum roffdeco *d, |
const char **word, size_t *sz) |
const char **word, size_t *sz) |
{ |
{ |
int j, type, sv, t, lim; |
int j, offs, term, lim; |
const char *wp; |
char set; |
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const char *wp, *sp; |
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*d = DECO_NONE; |
*d = DECO_NONE; |
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wp = *word; |
wp = *word; |
type = 1; |
offs = 0; |
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switch (*wp) { |
switch ((set = *wp)) { |
case ('\0'): |
case ('\0'): |
return(0); |
return(0); |
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case ('('): |
case ('('): |
wp++; |
if ('\0' == *(++wp)) |
if ('\0' == *wp) |
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return(1); |
return(1); |
if ('\0' == *(wp + 1)) |
if ('\0' == *(wp + 1)) |
return(2); |
return(2); |
Line 196 a2roffdeco(enum roffdeco *d, |
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Line 220 a2roffdeco(enum roffdeco *d, |
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*word = wp; |
*word = wp; |
return(3); |
return(3); |
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case ('*'): |
case ('F'): |
wp++; |
/* FALLTHROUGH */ |
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case ('f'): |
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/* |
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* FIXME: this needs work and consolidation (it should |
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* follow the sequence that special characters do, for |
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* one), but isn't a priority at the moment. Note, for |
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* one, that in reality \fB != \FB, although here we let |
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* these slip by. |
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*/ |
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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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return(2); |
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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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return(2); |
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case ('P'): |
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*d = DECO_PREVIOUS; |
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return(2); |
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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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return(2); |
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case ('('): |
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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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switch (*wp) { |
*d = 'F' == set ? DECO_FFONT : DECO_FONT; |
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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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*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 + 2); |
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*d = 'F' == set ? DECO_FFONT : DECO_FONT; |
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*sz = (size_t)j; |
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return(j + 3); |
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default: |
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break; |
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} |
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*d = 'F' == set ? DECO_FFONT : DECO_FONT; |
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*sz = 1; |
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*word = wp; |
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return(2); |
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case ('*'): |
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switch (*(++wp)) { |
case ('\0'): |
case ('\0'): |
return(1); |
return(1); |
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case ('('): |
case ('('): |
wp++; |
if ('\0' == *(++wp)) |
if ('\0' == *wp) |
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return(2); |
return(2); |
if ('\0' == *(wp + 1)) |
if ('\0' == *(wp + 1)) |
return(3); |
return(3); |
Line 216 a2roffdeco(enum roffdeco *d, |
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Line 298 a2roffdeco(enum roffdeco *d, |
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return(4); |
return(4); |
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case ('['): |
case ('['): |
type = 0; |
*word = ++wp; |
break; |
for (j = 0; *wp && ']' != *wp; wp++, j++) |
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/* Loop... */ ; |
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default: |
if ('\0' == *wp) |
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return(j + 2); |
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*d = DECO_RESERVED; |
*d = DECO_RESERVED; |
*sz = 1; |
*sz = (size_t)j; |
*word = wp; |
return(j + 3); |
return(3); |
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default: |
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break; |
} |
} |
break; |
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#if 0 |
*d = DECO_RESERVED; |
case ('s'): |
*sz = 1; |
wp++; |
*word = wp; |
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return(2); |
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/* This closely follows mandoc_special(). */ |
case ('s'): |
if ('\0' == *wp) |
sp = wp; |
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if ('\0' == *(++wp)) |
return(1); |
return(1); |
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t = 0; |
C2LIM(*wp, lim); |
lim = 1; |
C2TERM(*wp, term); |
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if (*wp == '\'') { |
if (term) |
lim = 0; |
wp++; |
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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*word = wp; |
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if (*wp == '+' || *wp == '-') |
if (*wp == '+' || *wp == '-') |
++wp; |
++wp; |
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if (*wp == '\'') { |
switch (*wp) { |
if (t) { |
case ('\''): |
*word = wp; |
/* FALLTHROUGH */ |
return; |
case ('['): |
} |
/* FALLTHROUGH */ |
lim = 0; |
case ('('): |
t = 1; |
if (term) |
++wp; |
return((int)(wp - sp)); |
} 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)) { |
C2LIM(*wp, lim); |
*word = --wp; |
C2TERM(*wp, term); |
return; |
wp++; |
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break; |
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default: |
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break; |
} |
} |
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if ( ! isdigit((u_char)*wp)) |
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return((int)(wp - sp)); |
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for (j = 0; isdigit((u_char)*wp); j++) { |
for (j = 0; isdigit((u_char)*wp); j++) { |
if (lim && j >= lim) |
if (lim && j >= lim) |
break; |
break; |
++wp; |
++wp; |
} |
} |
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if (t && t < 3) { |
if (term && term < 3) { |
if (1 == t && *wp != '\'') { |
if (1 == term && *wp != '\'') |
*word = --wp; |
return((int)(wp - sp)); |
return; |
if (2 == term && *wp != ']') |
} |
return((int)(wp - sp)); |
if (2 == t && *wp != ']') { |
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*word = --wp; |
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return; |
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} |
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++wp; |
++wp; |
} |
} |
*word = --wp; |
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return; |
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#endif |
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case ('f'): |
*d = DECO_SIZE; |
wp++; |
return((int)(wp - sp)); |
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switch (*wp) { |
case ('['): |
case ('\0'): |
*word = ++wp; |
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); |
for (j = 0; *wp && ']' != *wp; wp++, j++) |
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/* Loop... */ ; |
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case ('['): |
if ('\0' == *wp) |
break; |
return(j + 1); |
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default: |
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*d = DECO_SPECIAL; |
*d = DECO_SPECIAL; |
*word = wp; |
*sz = (size_t)j; |
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return(j + 2); |
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case ('c'): |
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*d = DECO_NOSPACE; |
*sz = 1; |
*sz = 1; |
return(1); |
return(1); |
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default: |
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break; |
} |
} |
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*word = ++wp; |
*d = DECO_SPECIAL; |
for (j = 0; *wp && ']' != *wp; wp++, j++) |
*word = wp; |
/* Loop... */ ; |
*sz = 1; |
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return(1); |
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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} |
} |