/usr/include/libast/regexp.h is in libast2-dev 0.7-7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 1997-2004, Michael Jennings
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies of the Software, its documentation and marketing & publicity
* materials, and acknowledgment shall be given in the documentation, materials
* and software packages that this Software was used.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _LIBAST_REGEXP_H_
#define _LIBAST_REGEXP_H_
/* Cast an arbitrary object pointer to a regexp. */
#define SPIF_REGEXP(obj) ((spif_regexp_t) (obj))
/* Check to see if a pointer references a regexping object. */
#define SPIF_OBJ_IS_REGEXP(obj) (SPIF_OBJ_IS_TYPE(obj, regexp))
/* Check for NULL regexp object */
#define SPIF_REGEXP_ISNULL(s) SPIF_OBJ_ISNULL(SPIF_OBJ(s))
#define SPIF_REGEXP_NEW(type) SPIF_REGEXP((SPIF_CLASS(SPIF_CLASS_VAR(type)))->noo())
#define SPIF_REGEXP_INIT(obj) SPIF_OBJ_INIT(obj)
#define SPIF_REGEXP_DONE(obj) SPIF_OBJ_DONE(obj)
#define SPIF_REGEXP_DEL(obj) SPIF_OBJ_DEL(obj)
#define SPIF_REGEXP_SHOW(obj, b, i) SPIF_OBJ_SHOW(obj, b, i)
#define SPIF_REGEXP_COMP(o1, o2) SPIF_OBJ_COMP(o1, o2)
#define SPIF_REGEXP_DUP(obj) SPIF_OBJ_DUP(obj)
#define SPIF_REGEXP_TYPE(obj) SPIF_OBJ_TYPE(obj)
SPIF_DECL_OBJ(regexp) {
SPIF_DECL_PARENT_TYPE(str);
spif_ptr_t data;
int flags;
};
extern spif_class_t SPIF_CLASS_VAR(regexp);
extern spif_regexp_t spif_regexp_new(void);
extern spif_regexp_t spif_regexp_new_from_str(spif_str_t);
extern spif_regexp_t spif_regexp_new_from_ptr(spif_charptr_t);
extern spif_bool_t spif_regexp_del(spif_regexp_t);
extern spif_bool_t spif_regexp_init(spif_regexp_t);
extern spif_bool_t spif_regexp_init_from_str(spif_regexp_t, spif_str_t);
extern spif_bool_t spif_regexp_init_from_ptr(spif_regexp_t, spif_charptr_t);
extern spif_bool_t spif_regexp_done(spif_regexp_t);
extern spif_regexp_t spif_regexp_dup(spif_regexp_t);
extern spif_cmp_t spif_regexp_comp(spif_regexp_t, spif_regexp_t);
extern spif_str_t spif_regexp_show(spif_regexp_t, spif_charptr_t, spif_str_t, size_t);
extern spif_classname_t spif_regexp_type(spif_regexp_t);
extern spif_bool_t spif_regexp_compile(spif_regexp_t);
extern spif_bool_t spif_regexp_matches_str(spif_regexp_t, spif_str_t);
extern spif_bool_t spif_regexp_matches_ptr(spif_regexp_t self, spif_charptr_t subject);
extern int spif_regexp_get_flags(spif_regexp_t);
extern spif_bool_t spif_regexp_set_flags(spif_regexp_t, spif_charptr_t);
#endif /* _LIBAST_REGEXP_H_ */
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