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GoldED+ sources: Initial revision.

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This commit is contained in:
Alexander S. Aganichev
2000-02-25 10:15:17 +00:00
commit 5932b8817b
448 changed files with 142031 additions and 0 deletions
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9
goldlib/glibc/Makefile Normal file
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# -*- makefile -*-
TOP=../..
TARGET=glibc
INCS=-I$(TOP)/goldlib/glibc
CFLAGS=-DHAVE_CONFIG_H
include $(TOP)/GNUmakef.inc
include $(TOP)/GNUmakef.lib

14
goldlib/glibc/config.h Normal file
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/* This is handmade generic config.h */
#if !defined WINDOWS32 && defined _WIN32
#define WINDOWS32 1
#endif
#define HAVE_DIRENT_H 1
#define STDC_HEADERS 1
#define HAVE_UNISTD_H 1
#define HAVE_STRING_H 1
#define HAVE_MEMORY_H 1
#define HAVE_STRCOLL 1
#define __P(protos) protos

3
goldlib/glibc/dummy.c Normal file
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/* dummy file used to produce empty library if no files to be build */
char cvs_id[]="$Id$";

385
goldlib/glibc/fnmatch.c Normal file
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/* Copyright (C) 1991, 92, 93, 96, 97, 98 Free Software Foundation, Inc.
This file is part of the GNU C Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#if HAVE_CONFIG_H
# include <config.h>
#endif
/* Enable GNU extensions in fnmatch.h. */
#ifndef _GNU_SOURCE
# define _GNU_SOURCE 1
#endif
#include <errno.h>
#include <fnmatch.h>
#include <ctype.h>
#if HAVE_STRING_H
# include <string.h>
#else
# include <strings.h>
#endif
#if defined STDC_HEADERS || defined _LIBC
# include <stdlib.h>
#endif
/* For platform which support the ISO C amendement 1 functionality we
support user defined character classes. */
#if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H)
/* Solaris 2.5 has a bug: <wchar.h> must be included before <wctype.h>. */
# include <wchar.h>
# include <wctype.h>
#endif
/* Comment out all this code if we are using the GNU C Library, and are not
actually compiling the library itself. This code is part of the GNU C
Library, but also included in many other GNU distributions. Compiling
and linking in this code is a waste when using the GNU C library
(especially if it is a shared library). Rather than having every GNU
program understand `configure --with-gnu-libc' and omit the object files,
it is simpler to just do this in the source for each such file. */
#if defined _LIBC || !defined __GNU_LIBRARY__
# if defined STDC_HEADERS || !defined isascii
# define ISASCII(c) 1
# else
# define ISASCII(c) isascii(c)
# endif
#ifdef isblank
# define ISBLANK(c) (ISASCII (c) && isblank (c))
#else
# define ISBLANK(c) ((c) == ' ' || (c) == '\t')
#endif
#ifdef isgraph
# define ISGRAPH(c) (ISASCII (c) && isgraph (c))
#else
# define ISGRAPH(c) (ISASCII (c) && isprint (c) && !isspace (c))
#endif
#define ISPRINT(c) (ISASCII (c) && isprint (c))
#define ISDIGIT(c) (ISASCII (c) && isdigit (c))
#define ISALNUM(c) (ISASCII (c) && isalnum (c))
#define ISALPHA(c) (ISASCII (c) && isalpha (c))
#define ISCNTRL(c) (ISASCII (c) && iscntrl (c))
#define ISLOWER(c) (ISASCII (c) && islower (c))
#define ISPUNCT(c) (ISASCII (c) && ispunct (c))
#define ISSPACE(c) (ISASCII (c) && isspace (c))
#define ISUPPER(c) (ISASCII (c) && isupper (c))
#define ISXDIGIT(c) (ISASCII (c) && isxdigit (c))
# define STREQ(s1, s2) ((strcmp (s1, s2) == 0))
# if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H)
/* The GNU C library provides support for user-defined character classes
and the functions from ISO C amendement 1. */
# ifdef CHARCLASS_NAME_MAX
# define CHAR_CLASS_MAX_LENGTH CHARCLASS_NAME_MAX
# else
/* This shouldn't happen but some implementation might still have this
problem. Use a reasonable default value. */
# define CHAR_CLASS_MAX_LENGTH 256
# endif
# ifdef _LIBC
# define IS_CHAR_CLASS(string) __wctype (string)
# else
# define IS_CHAR_CLASS(string) wctype (string)
# endif
# else
# define CHAR_CLASS_MAX_LENGTH 6 /* Namely, `xdigit'. */
# define IS_CHAR_CLASS(string) \
(STREQ (string, "alpha") || STREQ (string, "upper") \
|| STREQ (string, "lower") || STREQ (string, "digit") \
|| STREQ (string, "alnum") || STREQ (string, "xdigit") \
|| STREQ (string, "space") || STREQ (string, "print") \
|| STREQ (string, "punct") || STREQ (string, "graph") \
|| STREQ (string, "cntrl") || STREQ (string, "blank"))
# endif
/* Avoid depending on library functions or files
whose names are inconsistent. */
# if !defined _LIBC && !defined getenv
extern char *getenv ();
# endif
# ifndef errno
extern int errno;
# endif
/* Match STRING against the filename pattern PATTERN, returning zero if
it matches, nonzero if not. */
int
fnmatch (pattern, string, flags)
const char *pattern;
const char *string;
int flags;
{
register const char *p = pattern, *n = string;
register char c;
/* Note that this evaluates C many times. */
# ifdef _LIBC
# define FOLD(c) ((flags & FNM_CASEFOLD) ? tolower (c) : (c))
# else
# define FOLD(c) ((flags & FNM_CASEFOLD) && ISUPPER (c) ? tolower (c) : (c))
# endif
while ((c = *p++) != '\0')
{
c = FOLD (c);
switch (c)
{
case '?':
if (*n == '\0')
return FNM_NOMATCH;
else if ((flags & FNM_FILE_NAME) && *n == '/')
return FNM_NOMATCH;
else if ((flags & FNM_PERIOD) && *n == '.' &&
(n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
return FNM_NOMATCH;
break;
case '\\':
if (!(flags & FNM_NOESCAPE))
{
c = *p++;
if (c == '\0')
/* Trailing \ loses. */
return FNM_NOMATCH;
c = FOLD (c);
}
if (FOLD (*n) != c)
return FNM_NOMATCH;
break;
case '*':
if ((flags & FNM_PERIOD) && *n == '.' &&
(n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
return FNM_NOMATCH;
for (c = *p++; c == '?' || c == '*'; c = *p++)
{
if ((flags & FNM_FILE_NAME) && *n == '/')
/* A slash does not match a wildcard under FNM_FILE_NAME. */
return FNM_NOMATCH;
else if (c == '?')
{
/* A ? needs to match one character. */
if (*n == '\0')
/* There isn't another character; no match. */
return FNM_NOMATCH;
else
/* One character of the string is consumed in matching
this ? wildcard, so *??? won't match if there are
less than three characters. */
++n;
}
}
if (c == '\0')
return 0;
{
char c1 = (!(flags & FNM_NOESCAPE) && c == '\\') ? *p : c;
c1 = FOLD (c1);
for (--p; *n != '\0'; ++n)
if ((c == '[' || FOLD (*n) == c1) &&
fnmatch (p, n, flags & ~FNM_PERIOD) == 0)
return 0;
return FNM_NOMATCH;
}
case '[':
{
/* Nonzero if the sense of the character class is inverted. */
static int posixly_correct;
register int not;
char cold;
if (posixly_correct == 0)
posixly_correct = getenv ("POSIXLY_CORRECT") != NULL ? 1 : -1;
if (*n == '\0')
return FNM_NOMATCH;
if (*n == '.' && (flags & FNM_PERIOD) &&
(n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
return FNM_NOMATCH;
if (*n == '/' && (flags & FNM_FILE_NAME))
/* `/' cannot be matched. */
return FNM_NOMATCH;
not = (*p == '!' || (posixly_correct < 0 && *p == '^'));
if (not)
++p;
c = *p++;
for (;;)
{
int fn = FOLD (*n);
if (!(flags & FNM_NOESCAPE) && c == '\\')
{
if (*p == '\0')
return FNM_NOMATCH;
c = FOLD (*p++);
if (c == fn)
goto matched;
}
else if (c == '[' && *p == ':')
{
/* Leave room for the null. */
char str[CHAR_CLASS_MAX_LENGTH + 1];
size_t c1 = 0;
# if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H)
wctype_t wt;
# endif
for (;;)
{
if (c1 == CHAR_CLASS_MAX_LENGTH)
/* The name is too long and therefore the pattern
is ill-formed. */
return FNM_NOMATCH;
c = *++p;
if (c == ':' && p[1] == ']')
{
p += 2;
break;
}
str[c1++] = 'c';
}
str[c1] = '\0';
# if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H)
wt = IS_CHAR_CLASS (str);
if (wt == 0)
/* Invalid character class name. */
return FNM_NOMATCH;
if (__iswctype (__btowc (*n), wt))
goto matched;
# else
if ((STREQ (str, "alnum") && ISALNUM (*n))
|| (STREQ (str, "alpha") && ISALPHA (*n))
|| (STREQ (str, "blank") && ISBLANK (*n))
|| (STREQ (str, "cntrl") && ISCNTRL (*n))
|| (STREQ (str, "digit") && ISDIGIT (*n))
|| (STREQ (str, "graph") && ISGRAPH (*n))
|| (STREQ (str, "lower") && ISLOWER (*n))
|| (STREQ (str, "print") && ISPRINT (*n))
|| (STREQ (str, "punct") && ISPUNCT (*n))
|| (STREQ (str, "space") && ISSPACE (*n))
|| (STREQ (str, "upper") && ISUPPER (*n))
|| (STREQ (str, "xdigit") && ISXDIGIT (*n)))
goto matched;
# endif
}
else if (c == '\0')
/* [ (unterminated) loses. */
return FNM_NOMATCH;
else if (FOLD (c) == fn)
goto matched;
cold = c;
c = *p++;
if (c == '-' && *p != ']')
{
/* It is a range. */
char cend = *p++;
if (!(flags & FNM_NOESCAPE) && cend == '\\')
cend = *p++;
if (cend == '\0')
return FNM_NOMATCH;
if (cold <= fn && fn <= FOLD (cend))
goto matched;
c = *p++;
}
if (c == ']')
break;
}
if (!not)
return FNM_NOMATCH;
break;
matched:
/* Skip the rest of the [...] that already matched. */
while (c != ']')
{
if (c == '\0')
/* [... (unterminated) loses. */
return FNM_NOMATCH;
c = *p++;
if (!(flags & FNM_NOESCAPE) && c == '\\')
{
if (*p == '\0')
return FNM_NOMATCH;
/* XXX 1003.2d11 is unclear if this is right. */
++p;
}
else if (c == '[' && *p == ':')
{
do
if (*++p == '\0')
return FNM_NOMATCH;
while (*p != ':' || p[1] == ']');
p += 2;
c = *p;
}
}
if (not)
return FNM_NOMATCH;
}
break;
default:
if (c != FOLD (*n))
return FNM_NOMATCH;
}
++n;
}
if (*n == '\0')
return 0;
if ((flags & FNM_LEADING_DIR) && *n == '/')
/* The FNM_LEADING_DIR flag says that "foo*" matches "foobar/frobozz". */
return 0;
return FNM_NOMATCH;
# undef FOLD
}
#endif /* _LIBC or not __GNU_LIBRARY__. */

84
goldlib/glibc/fnmatch.h Normal file
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/* Copyright (C) 1991, 92, 93, 96, 97, 98 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _FNMATCH_H
#define _FNMATCH_H 1
#ifdef __cplusplus
extern "C" {
#endif
#if defined __cplusplus || (defined __STDC__ && __STDC__) || defined WINDOWS32 || defined _WIN32
# if !defined __GLIBC__ || !defined __P
# undef __P
# define __P(protos) protos
# endif
#else /* Not C++ or ANSI C. */
# undef __P
# define __P(protos) ()
/* We can get away without defining `const' here only because in this file
it is used only inside the prototype for `fnmatch', which is elided in
non-ANSI C where `const' is problematical. */
#endif /* C++ or ANSI C. */
#ifndef const
# if (defined __STDC__ && __STDC__) || defined __cplusplus
# define __const const
# else
# define __const
# endif
#endif
/* We #undef these before defining them because some losing systems
(HP-UX A.08.07 for example) define these in <unistd.h>. */
#undef FNM_PATHNAME
#undef FNM_NOESCAPE
#undef FNM_PERIOD
/* Bits set in the FLAGS argument to `fnmatch'. */
#define FNM_PATHNAME (1 << 0) /* No wildcard can ever match `/'. */
#define FNM_NOESCAPE (1 << 1) /* Backslashes don't quote special chars. */
#define FNM_PERIOD (1 << 2) /* Leading `.' is matched only explicitly. */
#if !defined _POSIX_C_SOURCE || _POSIX_C_SOURCE < 2 || defined _GNU_SOURCE
# define FNM_FILE_NAME FNM_PATHNAME /* Preferred GNU name. */
# define FNM_LEADING_DIR (1 << 3) /* Ignore `/...' after a match. */
# define FNM_CASEFOLD (1 << 4) /* Compare without regard to case. */
#endif
/* Value returned by `fnmatch' if STRING does not match PATTERN. */
#define FNM_NOMATCH 1
/* This value is returned if the implementation does not support
`fnmatch'. Since this is not the case here it will never be
returned but the conformance test suites still require the symbol
to be defined. */
#ifdef _XOPEN_SOURCE
# define FNM_NOSYS (-1)
#endif
/* Match STRING against the filename pattern PATTERN,
returning zero if it matches, FNM_NOMATCH if not. */
extern int fnmatch __P ((__const char *__pattern, __const char *__string,
int __flags));
#ifdef __cplusplus
}
#endif
#endif /* fnmatch.h */

4
goldlib/glibc/glibc.all Normal file
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regex c all emx cyg
fnmatch c all cyg
glob c all cyg
dummy c all nov bcd bco bcx wcn wco wcx lnx djg rsx

1388
goldlib/glibc/glob.c Normal file
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194
goldlib/glibc/glob.h Normal file
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/* Copyright (C) 1991, 92, 95, 96, 97, 98 Free Software Foundation, Inc.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _GLOB_H
#define _GLOB_H 1
#ifdef __cplusplus
extern "C" {
#endif
#undef __ptr_t
#if defined __cplusplus || (defined __STDC__ && __STDC__) || defined WINDOWS32 || defined _WIN32
# if !defined __GLIBC__ || !defined __P
# undef __P
# undef __PMT
# define __P(protos) protos
# define __PMT(protos) protos
# if !defined __GNUC__ || __GNUC__ < 2
# undef __const
# define __const const
# endif
# endif
# define __ptr_t void *
#else /* Not C++ or ANSI C. */
# undef __P
# undef __PMT
# define __P(protos) ()
# define __PMT(protos) ()
# undef __const
# define __const
# define __ptr_t char *
#endif /* C++ or ANSI C. */
/* We need `size_t' for the following definitions. */
#ifndef __size_t
# if defined __GNUC__ && __GNUC__ >= 2
typedef __SIZE_TYPE__ __size_t;
# else
/* This is a guess. */
typedef unsigned long int __size_t;
# endif
#else
/* The GNU CC stddef.h version defines __size_t as empty. We need a real
definition. */
# undef __size_t
# define __size_t size_t
#endif
/* Bits set in the FLAGS argument to `glob'. */
#define GLOB_ERR (1 << 0)/* Return on read errors. */
#define GLOB_MARK (1 << 1)/* Append a slash to each name. */
#define GLOB_NOSORT (1 << 2)/* Don't sort the names. */
#define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */
#define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */
#define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */
#define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */
#define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */
#if (!defined _POSIX_C_SOURCE || _POSIX_C_SOURCE < 2 || defined _BSD_SOURCE \
|| defined _GNU_SOURCE)
# define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */
# define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */
# define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */
# define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */
# define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */
# define GLOB_ONLYDIR (1 << 13)/* Match only directories. */
# define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error
if the user name is not available. */
# define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \
GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK)
#else
# define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
GLOB_PERIOD)
#endif
/* Error returns from `glob'. */
#define GLOB_NOSPACE 1 /* Ran out of memory. */
#define GLOB_ABORTED 2 /* Read error. */
#define GLOB_NOMATCH 3 /* No matches found. */
#define GLOB_NOSYS 4 /* Not implemented. */
#ifdef _GNU_SOURCE
/* Previous versions of this file defined GLOB_ABEND instead of
GLOB_ABORTED. Provide a compatibility definition here. */
# define GLOB_ABEND GLOB_ABORTED
#endif
/* Structure describing a globbing run. */
#if !defined _AMIGA && !defined VMS /* Buggy compiler. */
struct stat;
#endif
typedef struct
{
__size_t gl_pathc; /* Count of paths matched by the pattern. */
char **gl_pathv; /* List of matched pathnames. */
__size_t gl_offs; /* Slots to reserve in `gl_pathv'. */
int gl_flags; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */
/* If the GLOB_ALTDIRFUNC flag is set, the following functions
are used instead of the normal file access functions. */
void (*gl_closedir) __PMT ((void *));
struct dirent *(*gl_readdir) __PMT ((void *));
__ptr_t (*gl_opendir) __PMT ((__const char *));
int (*gl_lstat) __PMT ((__const char *, struct stat *));
int (*gl_stat) __PMT ((__const char *, struct stat *));
} glob_t;
#ifdef _LARGEFILE64_SOURCE
struct stat64;
typedef struct
{
__size_t gl_pathc;
char **gl_pathv;
__size_t gl_offs;
int gl_flags;
/* If the GLOB_ALTDIRFUNC flag is set, the following functions
are used instead of the normal file access functions. */
void (*gl_closedir) __PMT ((void *));
struct dirent64 *(*gl_readdir) __PMT ((void *));
__ptr_t (*gl_opendir) __PMT ((__const char *));
int (*gl_lstat) __PMT ((__const char *, struct stat64 *));
int (*gl_stat) __PMT ((__const char *, struct stat64 *));
} glob64_t;
#endif
/* Do glob searching for PATTERN, placing results in PGLOB.
The bits defined above may be set in FLAGS.
If a directory cannot be opened or read and ERRFUNC is not nil,
it is called with the pathname that caused the error, and the
`errno' value from the failing call; if it returns non-zero
`glob' returns GLOB_ABEND; if it returns zero, the error is ignored.
If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned.
Otherwise, `glob' returns zero. */
#if _FILE_OFFSET_BITS != 64
extern int glob __P ((__const char *__pattern, int __flags,
int (*__errfunc) (__const char *, int),
glob_t *__pglob));
/* Free storage allocated in PGLOB by a previous `glob' call. */
extern void globfree __P ((glob_t *__pglob));
#else
# if __GNUC__ >= 2
extern int glob __P ((__const char *__pattern, int __flags,
int (*__errfunc) (__const char *, int),
glob_t *__pglob)) __asm__ ("glob64");
extern void globfree __P ((glob_t *__pglob)) __asm__ ("globfree64");
# else
# define glob glob64
# define globfree globfree64
# endif
#endif
#ifdef _LARGEFILE64_SOURCE
extern int glob64 __P ((__const char *__pattern, int __flags,
int (*__errfunc) (__const char *, int),
glob64_t *__pglob));
extern void globfree64 __P ((glob64_t *__pglob));
#endif
#ifdef _GNU_SOURCE
/* Return nonzero if PATTERN contains any metacharacters.
Metacharacters can be quoted with backslashes if QUOTE is nonzero.
This function is not part of the interface specified by POSIX.2
but several programs want to use it. */
extern int __glob_pattern_p __P ((__const char *__pattern, int __quote));
extern int glob_pattern_p __P ((__const char *__pattern, int __quote));
#endif
#ifdef __cplusplus
}
#endif
#endif /* glob.h */

5829
goldlib/glibc/regex.c Normal file
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572
goldlib/glibc/regex.h Normal file
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@@ -0,0 +1,572 @@
/* Definitions for data structures and routines for the regular
expression library, version 0.12.
Copyright (C) 1985,89,90,91,92,93,95,96,97,98 Free Software Foundation, Inc.
This file is part of the GNU C Library. Its master source is NOT part of
the C library, however. The master source lives in /gd/gnu/lib.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _REGEX_H
#define _REGEX_H 1
/* Allow the use in C++ code. */
#ifdef __cplusplus
extern "C" {
#endif
/* POSIX says that <sys/types.h> must be included (by the caller) before
<regex.h>. */
#if !defined _POSIX_C_SOURCE && !defined _POSIX_SOURCE && defined VMS
/* VMS doesn't have `size_t' in <sys/types.h>, even though POSIX says it
should be there. */
# include <stddef.h>
#endif
/* The following two types have to be signed and unsigned integer type
wide enough to hold a value of a pointer. For most ANSI compilers
ptrdiff_t and size_t should be likely OK. Still size of these two
types is 2 for Microsoft C. Ugh... */
typedef long int s_reg_t;
typedef unsigned long int active_reg_t;
/* The following bits are used to determine the regexp syntax we
recognize. The set/not-set meanings are chosen so that Emacs syntax
remains the value 0. The bits are given in alphabetical order, and
the definitions shifted by one from the previous bit; thus, when we
add or remove a bit, only one other definition need change. */
typedef unsigned long int reg_syntax_t;
/* If this bit is not set, then \ inside a bracket expression is literal.
If set, then such a \ quotes the following character. */
#define RE_BACKSLASH_ESCAPE_IN_LISTS ((unsigned long int) 1)
/* If this bit is not set, then + and ? are operators, and \+ and \? are
literals.
If set, then \+ and \? are operators and + and ? are literals. */
#define RE_BK_PLUS_QM (RE_BACKSLASH_ESCAPE_IN_LISTS << 1)
/* If this bit is set, then character classes are supported. They are:
[:alpha:], [:upper:], [:lower:], [:digit:], [:alnum:], [:xdigit:],
[:space:], [:print:], [:punct:], [:graph:], and [:cntrl:].
If not set, then character classes are not supported. */
#define RE_CHAR_CLASSES (RE_BK_PLUS_QM << 1)
/* If this bit is set, then ^ and $ are always anchors (outside bracket
expressions, of course).
If this bit is not set, then it depends:
^ is an anchor if it is at the beginning of a regular
expression or after an open-group or an alternation operator;
$ is an anchor if it is at the end of a regular expression, or
before a close-group or an alternation operator.
This bit could be (re)combined with RE_CONTEXT_INDEP_OPS, because
POSIX draft 11.2 says that * etc. in leading positions is undefined.
We already implemented a previous draft which made those constructs
invalid, though, so we haven't changed the code back. */
#define RE_CONTEXT_INDEP_ANCHORS (RE_CHAR_CLASSES << 1)
/* If this bit is set, then special characters are always special
regardless of where they are in the pattern.
If this bit is not set, then special characters are special only in
some contexts; otherwise they are ordinary. Specifically,
* + ? and intervals are only special when not after the beginning,
open-group, or alternation operator. */
#define RE_CONTEXT_INDEP_OPS (RE_CONTEXT_INDEP_ANCHORS << 1)
/* If this bit is set, then *, +, ?, and { cannot be first in an re or
immediately after an alternation or begin-group operator. */
#define RE_CONTEXT_INVALID_OPS (RE_CONTEXT_INDEP_OPS << 1)
/* If this bit is set, then . matches newline.
If not set, then it doesn't. */
#define RE_DOT_NEWLINE (RE_CONTEXT_INVALID_OPS << 1)
/* If this bit is set, then . doesn't match NUL.
If not set, then it does. */
#define RE_DOT_NOT_NULL (RE_DOT_NEWLINE << 1)
/* If this bit is set, nonmatching lists [^...] do not match newline.
If not set, they do. */
#define RE_HAT_LISTS_NOT_NEWLINE (RE_DOT_NOT_NULL << 1)
/* If this bit is set, either \{...\} or {...} defines an
interval, depending on RE_NO_BK_BRACES.
If not set, \{, \}, {, and } are literals. */
#define RE_INTERVALS (RE_HAT_LISTS_NOT_NEWLINE << 1)
/* If this bit is set, +, ? and | aren't recognized as operators.
If not set, they are. */
#define RE_LIMITED_OPS (RE_INTERVALS << 1)
/* If this bit is set, newline is an alternation operator.
If not set, newline is literal. */
#define RE_NEWLINE_ALT (RE_LIMITED_OPS << 1)
/* If this bit is set, then `{...}' defines an interval, and \{ and \}
are literals.
If not set, then `\{...\}' defines an interval. */
#define RE_NO_BK_BRACES (RE_NEWLINE_ALT << 1)
/* If this bit is set, (...) defines a group, and \( and \) are literals.
If not set, \(...\) defines a group, and ( and ) are literals. */
#define RE_NO_BK_PARENS (RE_NO_BK_BRACES << 1)
/* If this bit is set, then \<digit> matches <digit>.
If not set, then \<digit> is a back-reference. */
#define RE_NO_BK_REFS (RE_NO_BK_PARENS << 1)
/* If this bit is set, then | is an alternation operator, and \| is literal.
If not set, then \| is an alternation operator, and | is literal. */
#define RE_NO_BK_VBAR (RE_NO_BK_REFS << 1)
/* If this bit is set, then an ending range point collating higher
than the starting range point, as in [z-a], is invalid.
If not set, then when ending range point collates higher than the
starting range point, the range is ignored. */
#define RE_NO_EMPTY_RANGES (RE_NO_BK_VBAR << 1)
/* If this bit is set, then an unmatched ) is ordinary.
If not set, then an unmatched ) is invalid. */
#define RE_UNMATCHED_RIGHT_PAREN_ORD (RE_NO_EMPTY_RANGES << 1)
/* If this bit is set, succeed as soon as we match the whole pattern,
without further backtracking. */
#define RE_NO_POSIX_BACKTRACKING (RE_UNMATCHED_RIGHT_PAREN_ORD << 1)
/* If this bit is set, do not process the GNU regex operators.
If not set, then the GNU regex operators are recognized. */
#define RE_NO_GNU_OPS (RE_NO_POSIX_BACKTRACKING << 1)
/* If this bit is set, turn on internal regex debugging.
If not set, and debugging was on, turn it off.
This only works if regex.c is compiled -DDEBUG.
We define this bit always, so that all that's needed to turn on
debugging is to recompile regex.c; the calling code can always have
this bit set, and it won't affect anything in the normal case. */
#define RE_DEBUG (RE_NO_GNU_OPS << 1)
/* This global variable defines the particular regexp syntax to use (for
some interfaces). When a regexp is compiled, the syntax used is
stored in the pattern buffer, so changing this does not affect
already-compiled regexps. */
extern reg_syntax_t re_syntax_options;
/* Define combinations of the above bits for the standard possibilities.
(The [[[ comments delimit what gets put into the Texinfo file, so
don't delete them!) */
/* [[[begin syntaxes]]] */
#define RE_SYNTAX_EMACS 0
#define RE_SYNTAX_AWK \
(RE_BACKSLASH_ESCAPE_IN_LISTS | RE_DOT_NOT_NULL \
| RE_NO_BK_PARENS | RE_NO_BK_REFS \
| RE_NO_BK_VBAR | RE_NO_EMPTY_RANGES \
| RE_DOT_NEWLINE | RE_CONTEXT_INDEP_ANCHORS \
| RE_UNMATCHED_RIGHT_PAREN_ORD | RE_NO_GNU_OPS)
#define RE_SYNTAX_GNU_AWK \
((RE_SYNTAX_POSIX_EXTENDED | RE_BACKSLASH_ESCAPE_IN_LISTS | RE_DEBUG) \
& ~(RE_DOT_NOT_NULL | RE_INTERVALS | RE_CONTEXT_INDEP_OPS))
#define RE_SYNTAX_POSIX_AWK \
(RE_SYNTAX_POSIX_EXTENDED | RE_BACKSLASH_ESCAPE_IN_LISTS \
| RE_INTERVALS | RE_NO_GNU_OPS)
#define RE_SYNTAX_GREP \
(RE_BK_PLUS_QM | RE_CHAR_CLASSES \
| RE_HAT_LISTS_NOT_NEWLINE | RE_INTERVALS \
| RE_NEWLINE_ALT)
#define RE_SYNTAX_EGREP \
(RE_CHAR_CLASSES | RE_CONTEXT_INDEP_ANCHORS \
| RE_CONTEXT_INDEP_OPS | RE_HAT_LISTS_NOT_NEWLINE \
| RE_NEWLINE_ALT | RE_NO_BK_PARENS \
| RE_NO_BK_VBAR)
#define RE_SYNTAX_POSIX_EGREP \
(RE_SYNTAX_EGREP | RE_INTERVALS | RE_NO_BK_BRACES)
/* P1003.2/D11.2, section 4.20.7.1, lines 5078ff. */
#define RE_SYNTAX_ED RE_SYNTAX_POSIX_BASIC
#define RE_SYNTAX_SED RE_SYNTAX_POSIX_BASIC
/* Syntax bits common to both basic and extended POSIX regex syntax. */
#define _RE_SYNTAX_POSIX_COMMON \
(RE_CHAR_CLASSES | RE_DOT_NEWLINE | RE_DOT_NOT_NULL \
| RE_INTERVALS | RE_NO_EMPTY_RANGES)
#define RE_SYNTAX_POSIX_BASIC \
(_RE_SYNTAX_POSIX_COMMON | RE_BK_PLUS_QM)
/* Differs from ..._POSIX_BASIC only in that RE_BK_PLUS_QM becomes
RE_LIMITED_OPS, i.e., \? \+ \| are not recognized. Actually, this
isn't minimal, since other operators, such as \`, aren't disabled. */
#define RE_SYNTAX_POSIX_MINIMAL_BASIC \
(_RE_SYNTAX_POSIX_COMMON | RE_LIMITED_OPS)
#define RE_SYNTAX_POSIX_EXTENDED \
(_RE_SYNTAX_POSIX_COMMON | RE_CONTEXT_INDEP_ANCHORS \
| RE_CONTEXT_INDEP_OPS | RE_NO_BK_BRACES \
| RE_NO_BK_PARENS | RE_NO_BK_VBAR \
| RE_UNMATCHED_RIGHT_PAREN_ORD)
/* Differs from ..._POSIX_EXTENDED in that RE_CONTEXT_INVALID_OPS
replaces RE_CONTEXT_INDEP_OPS and RE_NO_BK_REFS is added. */
#define RE_SYNTAX_POSIX_MINIMAL_EXTENDED \
(_RE_SYNTAX_POSIX_COMMON | RE_CONTEXT_INDEP_ANCHORS \
| RE_CONTEXT_INVALID_OPS | RE_NO_BK_BRACES \
| RE_NO_BK_PARENS | RE_NO_BK_REFS \
| RE_NO_BK_VBAR | RE_UNMATCHED_RIGHT_PAREN_ORD)
/* [[[end syntaxes]]] */
/* Maximum number of duplicates an interval can allow. Some systems
(erroneously) define this in other header files, but we want our
value, so remove any previous define. */
#ifdef RE_DUP_MAX
# undef RE_DUP_MAX
#endif
/* If sizeof(int) == 2, then ((1 << 15) - 1) overflows. */
#define RE_DUP_MAX (0x7fff)
/* POSIX `cflags' bits (i.e., information for `regcomp'). */
/* If this bit is set, then use extended regular expression syntax.
If not set, then use basic regular expression syntax. */
#define REG_EXTENDED 1
/* If this bit is set, then ignore case when matching.
If not set, then case is significant. */
#define REG_ICASE (REG_EXTENDED << 1)
/* If this bit is set, then anchors do not match at newline
characters in the string.
If not set, then anchors do match at newlines. */
#define REG_NEWLINE (REG_ICASE << 1)
/* If this bit is set, then report only success or fail in regexec.
If not set, then returns differ between not matching and errors. */
#define REG_NOSUB (REG_NEWLINE << 1)
/* POSIX `eflags' bits (i.e., information for regexec). */
/* If this bit is set, then the beginning-of-line operator doesn't match
the beginning of the string (presumably because it's not the
beginning of a line).
If not set, then the beginning-of-line operator does match the
beginning of the string. */
#define REG_NOTBOL 1
/* Like REG_NOTBOL, except for the end-of-line. */
#define REG_NOTEOL (1 << 1)
/* If any error codes are removed, changed, or added, update the
`re_error_msg' table in regex.c. */
typedef enum
{
#ifdef _XOPEN_SOURCE
REG_ENOSYS = -1, /* This will never happen for this implementation. */
#endif
REG_NOERROR = 0, /* Success. */
REG_NOMATCH, /* Didn't find a match (for regexec). */
/* POSIX regcomp return error codes. (In the order listed in the
standard.) */
REG_BADPAT, /* Invalid pattern. */
REG_ECOLLATE, /* Not implemented. */
REG_ECTYPE, /* Invalid character class name. */
REG_EESCAPE, /* Trailing backslash. */
REG_ESUBREG, /* Invalid back reference. */
REG_EBRACK, /* Unmatched left bracket. */
REG_EPAREN, /* Parenthesis imbalance. */
REG_EBRACE, /* Unmatched \{. */
REG_BADBR, /* Invalid contents of \{\}. */
REG_ERANGE, /* Invalid range end. */
REG_ESPACE, /* Ran out of memory. */
REG_BADRPT, /* No preceding re for repetition op. */
/* Error codes we've added. */
REG_EEND, /* Premature end. */
REG_ESIZE, /* Compiled pattern bigger than 2^16 bytes. */
REG_ERPAREN /* Unmatched ) or \); not returned from regcomp. */
} reg_errcode_t;
/* This data structure represents a compiled pattern. Before calling
the pattern compiler, the fields `buffer', `allocated', `fastmap',
`translate', and `no_sub' can be set. After the pattern has been
compiled, the `re_nsub' field is available. All other fields are
private to the regex routines. */
#ifndef RE_TRANSLATE_TYPE
# define RE_TRANSLATE_TYPE char *
#endif
struct re_pattern_buffer
{
/* [[[begin pattern_buffer]]] */
/* Space that holds the compiled pattern. It is declared as
`unsigned char *' because its elements are
sometimes used as array indexes. */
unsigned char *buffer;
/* Number of bytes to which `buffer' points. */
unsigned long int allocated;
/* Number of bytes actually used in `buffer'. */
unsigned long int used;
/* Syntax setting with which the pattern was compiled. */
reg_syntax_t syntax;
/* Pointer to a fastmap, if any, otherwise zero. re_search uses
the fastmap, if there is one, to skip over impossible
starting points for matches. */
char *fastmap;
/* Either a translate table to apply to all characters before
comparing them, or zero for no translation. The translation
is applied to a pattern when it is compiled and to a string
when it is matched. */
RE_TRANSLATE_TYPE translate;
/* Number of subexpressions found by the compiler. */
size_t re_nsub;
/* Zero if this pattern cannot match the empty string, one else.
Well, in truth it's used only in `re_search_2', to see
whether or not we should use the fastmap, so we don't set
this absolutely perfectly; see `re_compile_fastmap' (the
`duplicate' case). */
unsigned can_be_null : 1;
/* If REGS_UNALLOCATED, allocate space in the `regs' structure
for `max (RE_NREGS, re_nsub + 1)' groups.
If REGS_REALLOCATE, reallocate space if necessary.
If REGS_FIXED, use what's there. */
#define REGS_UNALLOCATED 0
#define REGS_REALLOCATE 1
#define REGS_FIXED 2
unsigned regs_allocated : 2;
/* Set to zero when `regex_compile' compiles a pattern; set to one
by `re_compile_fastmap' if it updates the fastmap. */
unsigned fastmap_accurate : 1;
/* If set, `re_match_2' does not return information about
subexpressions. */
unsigned no_sub : 1;
/* If set, a beginning-of-line anchor doesn't match at the
beginning of the string. */
unsigned not_bol : 1;
/* Similarly for an end-of-line anchor. */
unsigned not_eol : 1;
/* If true, an anchor at a newline matches. */
unsigned newline_anchor : 1;
/* [[[end pattern_buffer]]] */
};
typedef struct re_pattern_buffer regex_t;
/* Type for byte offsets within the string. POSIX mandates this. */
typedef int regoff_t;
/* This is the structure we store register match data in. See
regex.texinfo for a full description of what registers match. */
struct re_registers
{
unsigned num_regs;
regoff_t *start;
regoff_t *end;
};
/* If `regs_allocated' is REGS_UNALLOCATED in the pattern buffer,
`re_match_2' returns information about at least this many registers
the first time a `regs' structure is passed. */
#ifndef RE_NREGS
# define RE_NREGS 30
#endif
/* POSIX specification for registers. Aside from the different names than
`re_registers', POSIX uses an array of structures, instead of a
structure of arrays. */
typedef struct
{
regoff_t rm_so; /* Byte offset from string's start to substring's start. */
regoff_t rm_eo; /* Byte offset from string's start to substring's end. */
} regmatch_t;
/* Declarations for routines. */
/* To avoid duplicating every routine declaration -- once with a
prototype (if we are ANSI), and once without (if we aren't) -- we
use the following macro to declare argument types. This
unfortunately clutters up the declarations a bit, but I think it's
worth it. */
#if __STDC__
# define _RE_ARGS(args) args
#else /* not __STDC__ */
# define _RE_ARGS(args) ()
#endif /* not __STDC__ */
/* Sets the current default syntax to SYNTAX, and return the old syntax.
You can also simply assign to the `re_syntax_options' variable. */
extern reg_syntax_t __re_set_syntax _RE_ARGS ((reg_syntax_t syntax));
extern reg_syntax_t re_set_syntax _RE_ARGS ((reg_syntax_t syntax));
/* Compile the regular expression PATTERN, with length LENGTH
and syntax given by the global `re_syntax_options', into the buffer
BUFFER. Return NULL if successful, and an error string if not. */
extern const char *__re_compile_pattern
_RE_ARGS ((const char *pattern, size_t length,
struct re_pattern_buffer *buffer));
extern const char *re_compile_pattern
_RE_ARGS ((const char *pattern, size_t length,
struct re_pattern_buffer *buffer));
/* Compile a fastmap for the compiled pattern in BUFFER; used to
accelerate searches. Return 0 if successful and -2 if was an
internal error. */
extern int __re_compile_fastmap _RE_ARGS ((struct re_pattern_buffer *buffer));
extern int re_compile_fastmap _RE_ARGS ((struct re_pattern_buffer *buffer));
/* Search in the string STRING (with length LENGTH) for the pattern
compiled into BUFFER. Start searching at position START, for RANGE
characters. Return the starting position of the match, -1 for no
match, or -2 for an internal error. Also return register
information in REGS (if REGS and BUFFER->no_sub are nonzero). */
extern int __re_search
_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string,
int length, int start, int range, struct re_registers *regs));
extern int re_search
_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string,
int length, int start, int range, struct re_registers *regs));
/* Like `re_search', but search in the concatenation of STRING1 and
STRING2. Also, stop searching at index START + STOP. */
extern int __re_search_2
_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string1,
int length1, const char *string2, int length2,
int start, int range, struct re_registers *regs, int stop));
extern int re_search_2
_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string1,
int length1, const char *string2, int length2,
int start, int range, struct re_registers *regs, int stop));
/* Like `re_search', but return how many characters in STRING the regexp
in BUFFER matched, starting at position START. */
extern int __re_match
_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string,
int length, int start, struct re_registers *regs));
extern int re_match
_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string,
int length, int start, struct re_registers *regs));
/* Relates to `re_match' as `re_search_2' relates to `re_search'. */
extern int __re_match_2
_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string1,
int length1, const char *string2, int length2,
int start, struct re_registers *regs, int stop));
extern int re_match_2
_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string1,
int length1, const char *string2, int length2,
int start, struct re_registers *regs, int stop));
/* Set REGS to hold NUM_REGS registers, storing them in STARTS and
ENDS. Subsequent matches using BUFFER and REGS will use this memory
for recording register information. STARTS and ENDS must be
allocated with malloc, and must each be at least `NUM_REGS * sizeof
(regoff_t)' bytes long.
If NUM_REGS == 0, then subsequent matches should allocate their own
register data.
Unless this function is called, the first search or match using
PATTERN_BUFFER will allocate its own register data, without
freeing the old data. */
extern void __re_set_registers
_RE_ARGS ((struct re_pattern_buffer *buffer, struct re_registers *regs,
unsigned num_regs, regoff_t *starts, regoff_t *ends));
extern void re_set_registers
_RE_ARGS ((struct re_pattern_buffer *buffer, struct re_registers *regs,
unsigned num_regs, regoff_t *starts, regoff_t *ends));
#ifdef _REGEX_RE_COMP
# ifndef _CRAY
/* 4.2 bsd compatibility. */
extern char *re_comp _RE_ARGS ((const char *));
extern int re_exec _RE_ARGS ((const char *));
# endif
#endif
/* POSIX compatibility. */
extern int __regcomp _RE_ARGS ((regex_t *__preg, const char *__pattern,
int __cflags));
extern int regcomp _RE_ARGS ((regex_t *__preg, const char *__pattern,
int __cflags));
extern int __regexec _RE_ARGS ((const regex_t *__preg,
const char *__string, size_t __nmatch,
regmatch_t __pmatch[], int __eflags));
extern int regexec _RE_ARGS ((const regex_t *__preg,
const char *__string, size_t __nmatch,
regmatch_t __pmatch[], int __eflags));
extern size_t __regerror _RE_ARGS ((int __errcode, const regex_t *__preg,
char *__errbuf, size_t __errbuf_size));
extern size_t regerror _RE_ARGS ((int __errcode, const regex_t *__preg,
char *__errbuf, size_t __errbuf_size));
extern void __regfree _RE_ARGS ((regex_t *__preg));
extern void regfree _RE_ARGS ((regex_t *__preg));
#ifdef __cplusplus
}
#endif /* C++ */
#endif /* regex.h */
/*
Local variables:
make-backup-files: t
version-control: t
trim-versions-without-asking: nil
End:
*/