version 1.61, 2011/11/06 14:43:14 |
version 1.87, 2014/10/13 17:17:45 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
|
|
* 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. |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
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#include "config.h" |
#include "config.h" |
#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <time.h> |
#include <time.h> |
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#include "mandoc.h" |
#include "mandoc.h" |
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#include "mandoc_aux.h" |
#include "libmandoc.h" |
#include "libmandoc.h" |
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#define DATESIZE 32 |
#define DATESIZE 32 |
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static int a2time(time_t *, const char *, const char *); |
static int a2time(time_t *, const char *, const char *); |
static char *time2a(time_t); |
static char *time2a(time_t); |
static int numescape(const char *); |
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/* |
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* Pass over recursive numerical expressions. This context of this |
enum mandoc_esc |
* function is important: it's only called within character-terminating |
mandoc_escape(const char **end, const char **start, int *sz) |
* escapes (e.g., \s[xxxyyy]), so all we need to do is handle initial |
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* recursion: we don't care about what's in these blocks. |
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* This returns the number of characters skipped or -1 if an error |
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* occurs (the caller should bail). |
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*/ |
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static int |
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numescape(const char *start) |
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{ |
{ |
int i; |
const char *local_start; |
size_t sz; |
int local_sz; |
const char *cp; |
char term; |
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enum mandoc_esc gly; |
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i = 0; |
/* |
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* When the caller doesn't provide return storage, |
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* use local storage. |
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*/ |
|
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/* The expression consists of a subexpression. */ |
if (NULL == start) |
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start = &local_start; |
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if (NULL == sz) |
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sz = &local_sz; |
|
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if ('\\' == start[i]) { |
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cp = &start[++i]; |
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/* |
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* Read past the end of the subexpression. |
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* Bail immediately on errors. |
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*/ |
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if (ESCAPE_ERROR == mandoc_escape(&cp, NULL, NULL)) |
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return(-1); |
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return(i + cp - &start[i]); |
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} |
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if ('(' != start[i++]) |
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return(0); |
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/* |
/* |
* A parenthesised subexpression. Read until the closing |
* Beyond the backslash, at least one input character |
* parenthesis, making sure to handle any nested subexpressions |
* is part of the escape sequence. With one exception |
* that might ruin our parse. |
* (see below), that character won't be returned. |
*/ |
*/ |
|
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while (')' != start[i]) { |
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sz = strcspn(&start[i], ")\\"); |
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i += (int)sz; |
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if ('\0' == start[i]) |
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return(-1); |
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else if ('\\' != start[i]) |
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continue; |
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cp = &start[++i]; |
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if (ESCAPE_ERROR == mandoc_escape(&cp, NULL, NULL)) |
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return(-1); |
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i += cp - &start[i]; |
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} |
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|
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/* Read past the terminating ')'. */ |
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return(++i); |
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} |
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enum mandoc_esc |
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mandoc_escape(const char **end, const char **start, int *sz) |
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{ |
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char c, term, numeric; |
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int i, lim, ssz, rlim; |
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const char *cp, *rstart; |
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enum mandoc_esc gly; |
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cp = *end; |
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rstart = cp; |
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if (start) |
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*start = rstart; |
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i = lim = 0; |
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gly = ESCAPE_ERROR; |
gly = ESCAPE_ERROR; |
term = numeric = '\0'; |
*start = ++*end; |
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*sz = 0; |
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term = '\0'; |
|
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switch ((c = cp[i++])) { |
switch ((*start)[-1]) { |
/* |
/* |
* First the glyphs. There are several different forms of |
* First the glyphs. There are several different forms of |
* these, but each eventually returns a substring of the glyph |
* these, but each eventually returns a substring of the glyph |
* name. |
* name. |
*/ |
*/ |
case ('('): |
case '(': |
gly = ESCAPE_SPECIAL; |
gly = ESCAPE_SPECIAL; |
lim = 2; |
*sz = 2; |
break; |
break; |
case ('['): |
case '[': |
gly = ESCAPE_SPECIAL; |
gly = ESCAPE_SPECIAL; |
/* |
|
* Unicode escapes are defined in groff as \[uXXXX] to |
|
* \[u10FFFF], where the contained value must be a valid |
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* Unicode codepoint. Here, however, only check whether |
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* it's not a zero-width escape. |
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*/ |
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if ('u' == cp[i] && ']' != cp[i + 1]) |
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gly = ESCAPE_UNICODE; |
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term = ']'; |
term = ']'; |
break; |
break; |
case ('C'): |
case 'C': |
if ('\'' != cp[i]) |
if ('\'' != **start) |
return(ESCAPE_ERROR); |
return(ESCAPE_ERROR); |
|
*start = ++*end; |
gly = ESCAPE_SPECIAL; |
gly = ESCAPE_SPECIAL; |
term = '\''; |
term = '\''; |
break; |
break; |
|
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/* |
/* |
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* Escapes taking no arguments at all. |
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*/ |
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case 'd': |
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/* FALLTHROUGH */ |
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case 'u': |
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return(ESCAPE_IGNORE); |
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|
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/* |
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* The \z escape is supposed to output the following |
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* character without advancing the cursor position. |
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* Since we are mostly dealing with terminal mode, |
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* let us just skip the next character. |
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*/ |
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case 'z': |
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return(ESCAPE_SKIPCHAR); |
|
|
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/* |
* Handle all triggers matching \X(xy, \Xx, and \X[xxxx], where |
* Handle all triggers matching \X(xy, \Xx, and \X[xxxx], where |
* 'X' is the trigger. These have opaque sub-strings. |
* 'X' is the trigger. These have opaque sub-strings. |
*/ |
*/ |
case ('F'): |
case 'F': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('g'): |
case 'g': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('k'): |
case 'k': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('M'): |
case 'M': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('m'): |
case 'm': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('n'): |
case 'n': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('V'): |
case 'V': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('Y'): |
case 'Y': |
gly = ESCAPE_IGNORE; |
gly = ESCAPE_IGNORE; |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('f'): |
case 'f': |
if (ESCAPE_ERROR == gly) |
if (ESCAPE_ERROR == gly) |
gly = ESCAPE_FONT; |
gly = ESCAPE_FONT; |
|
switch (**start) { |
rstart= &cp[i]; |
case '(': |
if (start) |
*start = ++*end; |
*start = rstart; |
*sz = 2; |
|
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switch (cp[i++]) { |
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case ('('): |
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lim = 2; |
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break; |
break; |
case ('['): |
case '[': |
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*start = ++*end; |
term = ']'; |
term = ']'; |
break; |
break; |
default: |
default: |
lim = 1; |
*sz = 1; |
i--; |
|
break; |
break; |
} |
} |
break; |
break; |
Line 188 mandoc_escape(const char **end, const char **start, in |
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Line 148 mandoc_escape(const char **end, const char **start, in |
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/* |
/* |
* These escapes are of the form \X'Y', where 'X' is the trigger |
* These escapes are of the form \X'Y', where 'X' is the trigger |
* and 'Y' is any string. These have opaque sub-strings. |
* and 'Y' is any string. These have opaque sub-strings. |
|
* The \B and \w escapes are handled in roff.c, roff_res(). |
*/ |
*/ |
case ('A'): |
case 'A': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('b'): |
case 'b': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('D'): |
case 'D': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('o'): |
case 'o': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('R'): |
case 'R': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('X'): |
case 'X': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('Z'): |
case 'Z': |
if ('\'' != cp[i++]) |
if ('\0' == **start) |
return(ESCAPE_ERROR); |
return(ESCAPE_ERROR); |
gly = ESCAPE_IGNORE; |
gly = ESCAPE_IGNORE; |
term = '\''; |
term = **start; |
|
*start = ++*end; |
break; |
break; |
|
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/* |
/* |
* These escapes are of the form \X'N', where 'X' is the trigger |
* These escapes are of the form \X'N', where 'X' is the trigger |
* and 'N' resolves to a numerical expression. |
* and 'N' resolves to a numerical expression. |
*/ |
*/ |
case ('B'): |
case 'h': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('h'): |
case 'H': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('H'): |
case 'L': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('L'): |
case 'l': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('l'): |
case 'S': |
gly = ESCAPE_NUMBERED; |
|
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('S'): |
case 'v': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('v'): |
case 'x': |
/* FALLTHROUGH */ |
if (strchr(" %&()*+-./0123456789:<=>", **start)) { |
case ('w'): |
if ('\0' != **start) |
/* FALLTHROUGH */ |
++*end; |
case ('x'): |
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if (ESCAPE_ERROR == gly) |
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gly = ESCAPE_IGNORE; |
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if ('\'' != cp[i++]) |
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return(ESCAPE_ERROR); |
return(ESCAPE_ERROR); |
term = numeric = '\''; |
} |
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gly = ESCAPE_IGNORE; |
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term = **start; |
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*start = ++*end; |
break; |
break; |
|
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/* |
/* |
* Special handling for the numbered character escape. |
* Special handling for the numbered character escape. |
* XXX Do any other escapes need similar handling? |
* XXX Do any other escapes need similar handling? |
*/ |
*/ |
case ('N'): |
case 'N': |
if ('\0' == cp[i]) |
if ('\0' == **start) |
return(ESCAPE_ERROR); |
return(ESCAPE_ERROR); |
*end = &cp[++i]; |
(*end)++; |
if (isdigit((unsigned char)cp[i-1])) |
if (isdigit((unsigned char)**start)) { |
|
*sz = 1; |
return(ESCAPE_IGNORE); |
return(ESCAPE_IGNORE); |
|
} |
|
(*start)++; |
while (isdigit((unsigned char)**end)) |
while (isdigit((unsigned char)**end)) |
(*end)++; |
(*end)++; |
if (start) |
*sz = *end - *start; |
*start = &cp[i]; |
|
if (sz) |
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*sz = *end - &cp[i]; |
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if ('\0' != **end) |
if ('\0' != **end) |
(*end)++; |
(*end)++; |
return(ESCAPE_NUMBERED); |
return(ESCAPE_NUMBERED); |
|
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/* |
/* |
* Sizes get a special category of their own. |
* Sizes get a special category of their own. |
*/ |
*/ |
case ('s'): |
case 's': |
gly = ESCAPE_IGNORE; |
gly = ESCAPE_IGNORE; |
|
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rstart = &cp[i]; |
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if (start) |
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*start = rstart; |
|
|
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/* See +/- counts as a sign. */ |
/* See +/- counts as a sign. */ |
c = cp[i]; |
if ('+' == **end || '-' == **end || ASCII_HYPH == **end) |
if ('+' == c || '-' == c || ASCII_HYPH == c) |
(*end)++; |
++i; |
|
|
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switch (cp[i++]) { |
switch (**end) { |
case ('('): |
case '(': |
lim = 2; |
*start = ++*end; |
|
*sz = 2; |
break; |
break; |
case ('['): |
case '[': |
term = numeric = ']'; |
*start = ++*end; |
|
term = ']'; |
break; |
break; |
case ('\''): |
case '\'': |
term = numeric = '\''; |
*start = ++*end; |
|
term = '\''; |
break; |
break; |
default: |
default: |
lim = 1; |
*sz = 1; |
i--; |
|
break; |
break; |
} |
} |
|
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/* See +/- counts as a sign. */ |
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c = cp[i]; |
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if ('+' == c || '-' == c || ASCII_HYPH == c) |
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++i; |
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|
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break; |
break; |
|
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/* |
/* |
* Anything else is assumed to be a glyph. |
* Anything else is assumed to be a glyph. |
|
* In this case, pass back the character after the backslash. |
*/ |
*/ |
default: |
default: |
gly = ESCAPE_SPECIAL; |
gly = ESCAPE_SPECIAL; |
lim = 1; |
*start = --*end; |
i--; |
*sz = 1; |
break; |
break; |
} |
} |
|
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assert(ESCAPE_ERROR != gly); |
assert(ESCAPE_ERROR != gly); |
|
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rstart = &cp[i]; |
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if (start) |
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*start = rstart; |
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/* |
/* |
* If a terminating block has been specified, we need to |
* Read up to the terminating character, |
* handle the case of recursion, which could have their |
* paying attention to nested escapes. |
* own terminating blocks that mess up our parse. This, by the |
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* way, means that the "start" and "size" values will be |
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* effectively meaningless. |
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*/ |
*/ |
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ssz = 0; |
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if (numeric && -1 == (ssz = numescape(&cp[i]))) |
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return(ESCAPE_ERROR); |
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i += ssz; |
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rlim = -1; |
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|
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/* |
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* We have a character terminator. Try to read up to that |
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* character. If we can't (i.e., we hit the nil), then return |
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* an error; if we can, calculate our length, read past the |
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* terminating character, and exit. |
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*/ |
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if ('\0' != term) { |
if ('\0' != term) { |
*end = strchr(&cp[i], term); |
while (**end != term) { |
if ('\0' == *end) |
switch (**end) { |
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case '\0': |
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return(ESCAPE_ERROR); |
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case '\\': |
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(*end)++; |
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if (ESCAPE_ERROR == |
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mandoc_escape(end, NULL, NULL)) |
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return(ESCAPE_ERROR); |
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break; |
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default: |
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(*end)++; |
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break; |
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} |
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} |
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*sz = (*end)++ - *start; |
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} else { |
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assert(*sz > 0); |
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if ((size_t)*sz > strlen(*start)) |
return(ESCAPE_ERROR); |
return(ESCAPE_ERROR); |
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*end += *sz; |
rlim = *end - &cp[i]; |
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if (sz) |
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*sz = rlim; |
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(*end)++; |
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goto out; |
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} |
} |
|
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assert(lim > 0); |
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|
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/* |
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* We have a numeric limit. If the string is shorter than that, |
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* stop and return an error. Else adjust our endpoint, length, |
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* and return the current glyph. |
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*/ |
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|
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if ((size_t)lim > strlen(&cp[i])) |
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return(ESCAPE_ERROR); |
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rlim = lim; |
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if (sz) |
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*sz = rlim; |
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*end = &cp[i] + lim; |
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out: |
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assert(rlim >= 0 && rstart); |
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|
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/* Run post-processors. */ |
/* Run post-processors. */ |
|
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switch (gly) { |
switch (gly) { |
case (ESCAPE_FONT): |
case ESCAPE_FONT: |
/* |
if (2 == *sz) { |
* Pretend that the constant-width font modes are the |
if ('C' == **start) { |
* same as the regular font modes. |
/* |
*/ |
* Treat constant-width font modes |
if (2 == rlim && 'C' == *rstart) |
* just like regular font modes. |
rstart++; |
*/ |
else if (1 != rlim) |
(*start)++; |
|
(*sz)--; |
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} else { |
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if ('B' == (*start)[0] && 'I' == (*start)[1]) |
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gly = ESCAPE_FONTBI; |
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break; |
|
} |
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} else if (1 != *sz) |
break; |
break; |
|
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switch (*rstart) { |
switch (**start) { |
case ('3'): |
case '3': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('B'): |
case 'B': |
gly = ESCAPE_FONTBOLD; |
gly = ESCAPE_FONTBOLD; |
break; |
break; |
case ('2'): |
case '2': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('I'): |
case 'I': |
gly = ESCAPE_FONTITALIC; |
gly = ESCAPE_FONTITALIC; |
break; |
break; |
case ('P'): |
case 'P': |
gly = ESCAPE_FONTPREV; |
gly = ESCAPE_FONTPREV; |
break; |
break; |
case ('1'): |
case '1': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('R'): |
case 'R': |
gly = ESCAPE_FONTROMAN; |
gly = ESCAPE_FONTROMAN; |
break; |
break; |
} |
} |
break; |
break; |
case (ESCAPE_SPECIAL): |
case ESCAPE_SPECIAL: |
if (1 != rlim) |
if (1 == *sz && 'c' == **start) |
break; |
|
if ('c' == *rstart) |
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gly = ESCAPE_NOSPACE; |
gly = ESCAPE_NOSPACE; |
|
/* |
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* Unicode escapes are defined in groff as \[uXXXX] |
|
* to \[u10FFFF], where the contained value must be |
|
* a valid Unicode codepoint. Here, however, only |
|
* check the length and the validity of all digits. |
|
*/ |
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else if (*sz > 4 && *sz < 8 && **start == 'u' && |
|
(int)strspn(*start + 1, "0123456789ABCDEFabcdef") |
|
+ 1 == *sz) |
|
gly = ESCAPE_UNICODE; |
break; |
break; |
default: |
default: |
break; |
break; |
|
|
return(gly); |
return(gly); |
} |
} |
|
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void * |
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mandoc_calloc(size_t num, size_t size) |
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{ |
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void *ptr; |
|
|
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ptr = calloc(num, size); |
|
if (NULL == ptr) { |
|
perror(NULL); |
|
exit((int)MANDOCLEVEL_SYSERR); |
|
} |
|
|
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return(ptr); |
|
} |
|
|
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|
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void * |
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mandoc_malloc(size_t size) |
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{ |
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void *ptr; |
|
|
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ptr = malloc(size); |
|
if (NULL == ptr) { |
|
perror(NULL); |
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exit((int)MANDOCLEVEL_SYSERR); |
|
} |
|
|
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return(ptr); |
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} |
|
|
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void * |
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mandoc_realloc(void *ptr, size_t size) |
|
{ |
|
|
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ptr = realloc(ptr, size); |
|
if (NULL == ptr) { |
|
perror(NULL); |
|
exit((int)MANDOCLEVEL_SYSERR); |
|
} |
|
|
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return(ptr); |
|
} |
|
|
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char * |
|
mandoc_strndup(const char *ptr, size_t sz) |
|
{ |
|
char *p; |
|
|
|
p = mandoc_malloc(sz + 1); |
|
memcpy(p, ptr, sz); |
|
p[(int)sz] = '\0'; |
|
return(p); |
|
} |
|
|
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char * |
|
mandoc_strdup(const char *ptr) |
|
{ |
|
char *p; |
|
|
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p = strdup(ptr); |
|
if (NULL == p) { |
|
perror(NULL); |
|
exit((int)MANDOCLEVEL_SYSERR); |
|
} |
|
|
|
return(p); |
|
} |
|
|
|
/* |
/* |
* Parse a quoted or unquoted roff-style request or macro argument. |
* Parse a quoted or unquoted roff-style request or macro argument. |
* Return a pointer to the parsed argument, which is either the original |
* Return a pointer to the parsed argument, which is either the original |
* pointer or advanced by one byte in case the argument is quoted. |
* pointer or advanced by one byte in case the argument is quoted. |
* Null-terminate the argument in place. |
* NUL-terminate the argument in place. |
* Collapse pairs of quotes inside quoted arguments. |
* Collapse pairs of quotes inside quoted arguments. |
* Advance the argument pointer to the next argument, |
* Advance the argument pointer to the next argument, |
* or to the null byte terminating the argument line. |
* or to the NUL byte terminating the argument line. |
*/ |
*/ |
char * |
char * |
mandoc_getarg(struct mparse *parse, char **cpp, int ln, int *pos) |
mandoc_getarg(struct mparse *parse, char **cpp, int ln, int *pos) |
Line 501 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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Line 372 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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if ('"' == *start) { |
if ('"' == *start) { |
quoted = 1; |
quoted = 1; |
start++; |
start++; |
} |
} |
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pairs = 0; |
pairs = 0; |
white = 0; |
white = 0; |
for (cp = start; '\0' != *cp; cp++) { |
for (cp = start; '\0' != *cp; cp++) { |
/* Move left after quoted quotes and escaped backslashes. */ |
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/* |
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* Move the following text left |
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* after quoted quotes and after "\\" and "\t". |
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*/ |
if (pairs) |
if (pairs) |
cp[-pairs] = cp[0]; |
cp[-pairs] = cp[0]; |
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if ('\\' == cp[0]) { |
if ('\\' == cp[0]) { |
if ('\\' == cp[1]) { |
/* |
/* Poor man's copy mode. */ |
* In copy mode, translate double to single |
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* backslashes and backslash-t to literal tabs. |
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*/ |
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switch (cp[1]) { |
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case 't': |
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cp[0] = '\t'; |
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/* FALLTHROUGH */ |
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case '\\': |
pairs++; |
pairs++; |
cp++; |
cp++; |
} else if (0 == quoted && ' ' == cp[1]) |
break; |
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case ' ': |
/* Skip escaped blanks. */ |
/* Skip escaped blanks. */ |
cp++; |
if (0 == quoted) |
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cp++; |
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break; |
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default: |
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break; |
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} |
} else if (0 == quoted) { |
} else if (0 == quoted) { |
if (' ' == cp[0]) { |
if (' ' == cp[0]) { |
/* Unescaped blanks end unquoted args. */ |
/* Unescaped blanks end unquoted args. */ |
Line 538 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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Line 427 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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/* Quoted argument without a closing quote. */ |
/* Quoted argument without a closing quote. */ |
if (1 == quoted) |
if (1 == quoted) |
mandoc_msg(MANDOCERR_BADQUOTE, parse, ln, *pos, NULL); |
mandoc_msg(MANDOCERR_ARG_QUOTE, parse, ln, *pos, NULL); |
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/* Null-terminate this argument and move to the next one. */ |
/* NUL-terminate this argument and move to the next one. */ |
if (pairs) |
if (pairs) |
cp[-pairs] = '\0'; |
cp[-pairs] = '\0'; |
if ('\0' != *cp) { |
if ('\0' != *cp) { |
Line 552 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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Line 441 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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*cpp = cp; |
*cpp = cp; |
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if ('\0' == *cp && (white || ' ' == cp[-1])) |
if ('\0' == *cp && (white || ' ' == cp[-1])) |
mandoc_msg(MANDOCERR_EOLNSPACE, parse, ln, *pos, NULL); |
mandoc_msg(MANDOCERR_SPACE_EOL, parse, ln, *pos, NULL); |
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return(start); |
return(start); |
} |
} |
Line 566 a2time(time_t *t, const char *fmt, const char *p) |
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Line 455 a2time(time_t *t, const char *fmt, const char *p) |
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memset(&tm, 0, sizeof(struct tm)); |
memset(&tm, 0, sizeof(struct tm)); |
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pp = NULL; |
pp = NULL; |
#ifdef HAVE_STRPTIME |
#if HAVE_STRPTIME |
pp = strptime(p, fmt, &tm); |
pp = strptime(p, fmt, &tm); |
#endif |
#endif |
if (NULL != pp && '\0' == *pp) { |
if (NULL != pp && '\0' == *pp) { |
Line 620 mandoc_normdate(struct mparse *parse, char *in, int ln |
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Line 509 mandoc_normdate(struct mparse *parse, char *in, int ln |
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if (NULL == in || '\0' == *in || |
if (NULL == in || '\0' == *in || |
0 == strcmp(in, "$" "Mdocdate$")) { |
0 == strcmp(in, "$" "Mdocdate$")) { |
mandoc_msg(MANDOCERR_NODATE, parse, ln, pos, NULL); |
mandoc_msg(MANDOCERR_DATE_MISSING, parse, ln, pos, NULL); |
time(&t); |
time(&t); |
} |
} |
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else if (a2time(&t, "%Y-%m-%d", in)) |
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t = 0; |
else if (!a2time(&t, "$" "Mdocdate: %b %d %Y $", in) && |
else if (!a2time(&t, "$" "Mdocdate: %b %d %Y $", in) && |
!a2time(&t, "%b %d, %Y", in) && |
!a2time(&t, "%b %d, %Y", in)) { |
!a2time(&t, "%Y-%m-%d", in)) { |
mandoc_msg(MANDOCERR_DATE_BAD, parse, ln, pos, in); |
mandoc_msg(MANDOCERR_BADDATE, parse, ln, pos, NULL); |
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t = 0; |
t = 0; |
} |
} |
out = t ? time2a(t) : NULL; |
out = t ? time2a(t) : NULL; |
Line 634 mandoc_normdate(struct mparse *parse, char *in, int ln |
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Line 524 mandoc_normdate(struct mparse *parse, char *in, int ln |
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} |
} |
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int |
int |
mandoc_eos(const char *p, size_t sz, int enclosed) |
mandoc_eos(const char *p, size_t sz) |
{ |
{ |
const char *q; |
const char *q; |
int found; |
int enclosed, found; |
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if (0 == sz) |
if (0 == sz) |
return(0); |
return(0); |
Line 648 mandoc_eos(const char *p, size_t sz, int enclosed) |
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Line 538 mandoc_eos(const char *p, size_t sz, int enclosed) |
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* propagate outward. |
* propagate outward. |
*/ |
*/ |
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found = 0; |
enclosed = found = 0; |
for (q = p + (int)sz - 1; q >= p; q--) { |
for (q = p + (int)sz - 1; q >= p; q--) { |
switch (*q) { |
switch (*q) { |
case ('\"'): |
case '\"': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('\''): |
case '\'': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (']'): |
case ']': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (')'): |
case ')': |
if (0 == found) |
if (0 == found) |
enclosed = 1; |
enclosed = 1; |
break; |
break; |
case ('.'): |
case '.': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('!'): |
case '!': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ('?'): |
case '?': |
found = 1; |
found = 1; |
break; |
break; |
default: |
default: |
Line 674 mandoc_eos(const char *p, size_t sz, int enclosed) |
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Line 564 mandoc_eos(const char *p, size_t sz, int enclosed) |
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} |
} |
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return(found && !enclosed); |
return(found && !enclosed); |
} |
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/* |
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* Find out whether a line is a macro line or not. If it is, adjust the |
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* current position and return one; if it isn't, return zero and don't |
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* change the current position. |
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*/ |
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int |
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mandoc_getcontrol(const char *cp, int *ppos) |
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{ |
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int pos; |
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pos = *ppos; |
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|
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if ('\\' == cp[pos] && '.' == cp[pos + 1]) |
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pos += 2; |
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else if ('.' == cp[pos] || '\'' == cp[pos]) |
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pos++; |
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else |
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return(0); |
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while (' ' == cp[pos] || '\t' == cp[pos]) |
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pos++; |
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*ppos = pos; |
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return(1); |
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} |
} |
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/* |
/* |