banan-os/userspace/libraries/LibC/include/regex.h

55 lines
1.4 KiB
C

#ifndef _REGEX_H
#define _REGEX_H 1
// https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/regex.h.html
#include <sys/cdefs.h>
__BEGIN_DECLS
#define __need_size_t
#include <sys/types.h>
typedef struct
{
size_t re_nsub;
} regex_t;
typedef __PTRDIFF_TYPE__ regoff_t;
typedef struct
{
regoff_t rm_so; /* Byte offset from start of string to start of substring. */
regoff_t rm_eo; /* Byte offset from start of string of the first character after the end of substring. */
} regmatch_t;
#define REG_EXTENDED 0x01
#define REG_ICASE 0x02
#define REG_NOSUB 0x04
#define REG_NEWLINE 0x80
#define REG_NOTBOL 0x0001
#define REG_NOTEOL 0x0002
#define REG_NOMATCH 0x0004
#define REG_BADPAT 0x0008
#define REG_ECOLLATE 0x0010
#define REG_ECTYPE 0x0020
#define REG_EESCAPE 0x0040
#define REG_ESUBREG 0x0080
#define REG_EBRACK 0x0100
#define REG_EPAREN 0x0200
#define REG_EBRACE 0x0400
#define REG_BADBR 0x0800
#define REG_ERANGE 0x1000
#define REG_ESPACE 0x2000
#define REG_BADRPT 0x4000
int regcomp(regex_t* __restrict preg, const char* __restrict pattern, int cflags);
size_t regerror(int errcode, const regex_t* __restrict preg, char* __restrict errbuf, size_t errbuf_size);
int regexec(const regex_t* __restrict preg, const char* __restrict string, size_t nmatch, regmatch_t pmatch[__restrict], int eflags);
void regfree(regex_t* preg);
__END_DECLS
#endif