summaryrefslogtreecommitdiff
path: root/lib/regex_internal.h
diff options
context:
space:
mode:
Diffstat (limited to 'lib/regex_internal.h')
-rw-r--r--lib/regex_internal.h43
1 files changed, 23 insertions, 20 deletions
diff --git a/lib/regex_internal.h b/lib/regex_internal.h
index 726119203..fd331b117 100644
--- a/lib/regex_internal.h
+++ b/lib/regex_internal.h
@@ -14,15 +14,13 @@
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
- with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ with this program; if not, see <http://www.gnu.org/licenses/>. */
#ifndef _REGEX_INTERNAL_H
#define _REGEX_INTERNAL_H 1
#include <assert.h>
#include <ctype.h>
-#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -32,13 +30,14 @@
# include "localcharset.h"
#endif
#include <locale.h>
-
#include <wchar.h>
#include <wctype.h>
+#include <stdbool.h>
#include <stdint.h>
#if defined _LIBC
# include <bits/libc-lock.h>
#else
+# define __libc_lock_define(CLASS,NAME)
# define __libc_lock_init(NAME) do { } while (0)
# define __libc_lock_lock(NAME) do { } while (0)
# define __libc_lock_unlock(NAME) do { } while (0)
@@ -76,11 +75,6 @@
# define gettext_noop(String) String
#endif
-/* For loser systems without the definition. */
-#ifndef SIZE_MAX
-# define SIZE_MAX ((size_t) -1)
-#endif
-
#if (defined MB_CUR_MAX && HAVE_WCTYPE_H && HAVE_ISWCTYPE && HAVE_WCSCOLL) || _LIBC
# define RE_ENABLE_I18N
#endif
@@ -111,8 +105,8 @@
# define __wctype wctype
# define __iswctype iswctype
# define __btowc btowc
-# define __wcrtomb wcrtomb
# define __mbrtowc mbrtowc
+# define __wcrtomb wcrtomb
# define __regfree regfree
# define attribute_hidden
#endif /* not _LIBC */
@@ -124,6 +118,11 @@
#endif
typedef __re_idx_t Idx;
+#ifdef _REGEX_LARGE_OFFSETS
+# define IDX_MAX (SIZE_MAX - 2)
+#else
+# define IDX_MAX INT_MAX
+#endif
/* Special return value for failure to match. */
#define REG_MISSING ((Idx) -1)
@@ -418,19 +417,21 @@ typedef struct re_dfa_t re_dfa_t;
# define internal_function
#endif
+#ifndef NOT_IN_libc
static reg_errcode_t re_string_realloc_buffers (re_string_t *pstr,
Idx new_buf_len)
internal_function;
-#ifdef RE_ENABLE_I18N
+# ifdef RE_ENABLE_I18N
static void build_wcs_buffer (re_string_t *pstr) internal_function;
static reg_errcode_t build_wcs_upper_buffer (re_string_t *pstr)
- internal_function;
-#endif /* RE_ENABLE_I18N */
+ internal_function;
+# endif /* RE_ENABLE_I18N */
static void build_upper_buffer (re_string_t *pstr) internal_function;
static void re_string_translate_buffer (re_string_t *pstr) internal_function;
static unsigned int re_string_context_at (const re_string_t *input, Idx idx,
int eflags)
internal_function __attribute ((pure));
+#endif
#define re_string_peek_byte(pstr, offset) \
((pstr)->mbs[(pstr)->cur_idx + offset])
#define re_string_fetch_byte(pstr) \
@@ -468,6 +469,9 @@ static unsigned int re_string_context_at (const re_string_t *input, Idx idx,
#ifndef MAX
# define MAX(a,b) ((a) < (b) ? (b) : (a))
#endif
+#ifndef MIN
+# define MIN(a,b) ((a) < (b) ? (a) : (b))
+#endif
#define re_malloc(t,n) ((t *) malloc ((n) * sizeof (t)))
#define re_realloc(p,t,n) ((t *) realloc (p, (n) * sizeof (t)))
@@ -692,9 +696,7 @@ struct re_dfa_t
#ifdef DEBUG
char* re_str;
#endif
-#ifdef _LIBC
__libc_lock_define (, lock)
-#endif
};
#define re_node_set_init_empty(set) memset (set, '\0', sizeof (re_node_set))
@@ -818,15 +820,15 @@ re_string_wchar_at (const re_string_t *pstr, Idx idx)
return (wint_t) pstr->wcs[idx];
}
+# ifndef NOT_IN_libc
static int
internal_function __attribute ((pure))
re_string_elem_size_at (const re_string_t *pstr, Idx idx)
{
-# ifdef _LIBC
+# ifdef _LIBC
const unsigned char *p, *extra;
const int32_t *table, *indirect;
- int32_t tmp;
-# include <locale/weight.h>
+# include <locale/weight.h>
uint_fast32_t nrules = _NL_CURRENT_WORD (LC_COLLATE, _NL_COLLATE_NRULES);
if (nrules != 0)
@@ -837,13 +839,14 @@ re_string_elem_size_at (const re_string_t *pstr, Idx idx)
indirect = (const int32_t *) _NL_CURRENT (LC_COLLATE,
_NL_COLLATE_INDIRECTMB);
p = pstr->mbs + idx;
- tmp = findidx (&p);
+ findidx (&p, pstr->len - idx);
return p - pstr->mbs - idx;
}
else
-# endif /* _LIBC */
+# endif /* _LIBC */
return 1;
}
+# endif
#endif /* RE_ENABLE_I18N */
#ifndef __GNUC_PREREQ