mirror of
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* posix/glob.h (__glob_opendir_hook, __glob_readdir_hook,
__glob_closedir_hook): Remove decls. * sysdeps/generic/machine-gmon.h: Declare mcount_internal. * sysdeps/unix/inet/syscalls.list: Define __ names with weak aliases for send and connect syscalls. * socket/sys/socket.h: New file, taken from non-sysdep parts of linux/sys/socket.h; break sysdeps parts out into socketbits.h. Declare __ names for send and connect. * sysdeps/generic/socketbits.h: New file. * sysdeps/unix/sysv/linux/socketbits.h: New file. * sysdeps/unix/sysv/linux/sys/socket.h: File removed. * sysdeps/generic/sys/socket.h: File removed. * sysdeps/mach/hurd/connect.c: Define __ name and weak alias. * sysdeps/mach/hurd/send.c: Likewise.
This commit is contained in:
Roland McGrath
parent
c150923988
commit
07a4742f9e
19
ChangeLog
19
ChangeLog
@ -1,5 +1,24 @@
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Tue Jul 9 09:37:55 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
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* posix/glob.h (__glob_opendir_hook, __glob_readdir_hook,
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__glob_closedir_hook): Remove decls.
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* sysdeps/generic/machine-gmon.h: Declare mcount_internal.
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* sysdeps/unix/inet/syscalls.list: Define __ names with weak aliases
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for send and connect syscalls.
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* socket/sys/socket.h: New file, taken from non-sysdep parts of
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linux/sys/socket.h; break sysdeps parts out into socketbits.h.
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Declare __ names for send and connect.
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* sysdeps/generic/socketbits.h: New file.
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* sysdeps/unix/sysv/linux/socketbits.h: New file.
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* sysdeps/unix/sysv/linux/sys/socket.h: File removed.
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* sysdeps/generic/sys/socket.h: File removed.
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* sysdeps/mach/hurd/connect.c: Define __ name and weak alias.
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* sysdeps/mach/hurd/send.c: Likewise.
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* sysdeps/mach/libc-lock.h: New file.
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* sysdeps/unix/readdir.c: Do locking.
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* sysdeps/unix/seekdir.c: Likewise.
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@ -1,6 +1,6 @@
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/* Copyright (C) 1996 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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COntributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>.
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Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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@ -100,13 +100,6 @@ extern int glob __P ((const char *__pattern, int __flags,
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extern void globfree __P ((glob_t *__pglob));
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#if !defined (_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 2 || defined (_GNU_SOURCE)
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/* If they are not NULL, `glob' uses these functions to read directories. */
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extern __ptr_t (*__glob_opendir_hook) __P ((const char *__directory));
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extern const char *(*__glob_readdir_hook) __P ((__ptr_t __stream));
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extern void (*__glob_closedir_hook) __P ((__ptr_t __stream));
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#endif
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#ifdef __cplusplus
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}
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#endif
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@ -1,4 +1,5 @@
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/* Copyright (C) 1991, 92, 94, 95, 96 Free Software Foundation, Inc.
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/* Declarations of socket constants, types, and functions.
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Copyright (C) 1991, 92, 94, 95, 96 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -27,8 +28,11 @@ __BEGIN_DECLS
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#include <stddef.h>
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/* Get Linux specific constants and data types. */
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#include <linux/socket.h>
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/* This operating system-specific header file defines the SOCK_*, PF_*,
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AF_*, MSG_*, SOL_*, and SO_* constants, and the `struct sockaddr',
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`struct msghdr', and `struct linger' types. */
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#include <socketbits.h>
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/* This is the type we use for generic socket address arguments.
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@ -90,6 +94,8 @@ extern int getsockname __P ((int __fd, __SOCKADDR_ARG __addr,
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For connectionless socket types, just set the default address to send to
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and the only address from which to accept transmissions.
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Return 0 on success, -1 for errors. */
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extern int __connect __P ((int __fd,
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__CONST_SOCKADDR_ARG __addr, size_t __len));
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extern int connect __P ((int __fd,
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__CONST_SOCKADDR_ARG __addr, size_t __len));
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@ -100,6 +106,7 @@ extern int getpeername __P ((int __fd, __SOCKADDR_ARG __addr,
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/* Send N bytes of BUF to socket FD. Returns the number sent or -1. */
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extern int __send __P ((int __fd, __ptr_t __buf, size_t __n, int __flags));
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extern int send __P ((int __fd, __ptr_t __buf, size_t __n, int __flags));
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/* Read N bytes into BUF from socket FD.
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@ -164,6 +171,11 @@ extern int accept __P ((int __fd, __SOCKADDR_ARG __addr,
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extern int shutdown __P ((int __fd, int __how));
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/* FDTYPE is S_IFSOCK or another S_IF* macro defined in <sys/stat.h>;
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returns 1 if FD is open on an object of the indicated type, 0 if not,
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or -1 for errors (setting errno). */
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extern int isfdtype __P ((int __fd, int __fdtype));
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__END_DECLS
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#endif /* sys/socket.h */
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@ -97,6 +97,8 @@ find_spec (const char *format, mbstate_t *ps)
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{
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int len;
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/* Remove any hints of a wrong encoding. */
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ps->count = 0;
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if (isascii (*format) || (len = mbrlen (format, MB_CUR_MAX, ps)) <= 0)
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++format;
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else
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@ -81,7 +81,6 @@ parse_printf_format (fmt, n, argtypes)
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nargs = 0;
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max_ref_arg = 0;
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mbstate = 0;
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/* Search for format specifications. */
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for (fmt = find_spec (fmt, &mbstate); *fmt != '\0'; fmt = spec.next_fmt)
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@ -90,14 +89,14 @@ parse_printf_format (fmt, n, argtypes)
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nargs += parse_one_spec (fmt, nargs, &spec, &max_ref_arg, &mbstate);
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/* If the width is determined by an argument this is an int. */
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if (spec.width_arg != -1 && spec.width_arg < n)
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if (spec.width_arg != -1 && (size_t) spec.width_arg < n)
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argtypes[spec.width_arg] = PA_INT;
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/* If the precision is determined by an argument this is an int. */
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if (spec.prec_arg != -1 && spec.prec_arg < n)
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if (spec.prec_arg != -1 && (size_t) spec.prec_arg < n)
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argtypes[spec.prec_arg] = PA_INT;
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if (spec.data_arg < n)
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if ((size_t) spec.data_arg < n)
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switch (spec.ndata_args)
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{
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case 0: /* No arguments. */
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@ -735,16 +735,14 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
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else \
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{ \
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const wchar_t *s2 = (const wchar_t *) string; \
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mbstate_t mbstate = 0; \
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mbstate_t mbstate; \
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\
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len = wcsrtombs (NULL, &s2, prec != -1 ? prec : UINT_MAX, \
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&mbstate); \
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len = wcsrtombs (NULL, &s2, 0, &mbstate); \
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if (len == (size_t) -1) \
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/* Illegal wide-character string. */ \
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return -1; \
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\
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s2 = (const wchar_t *) string; \
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mbstate = 0; \
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string = alloca (len + 1); \
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(void) wcsrtombs (string, &s2, prec != -1 ? prec : UINT_MAX, \
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&mbstate); \
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@ -841,7 +839,6 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
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/* Initialize local variables. */
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done = 0;
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grouping = (const char *) -1;
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mbstate = 0;
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ap_save = ap;
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nspecs_done = 0;
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@ -38,6 +38,8 @@ void _mcount (void);
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weak_alias (_mcount, mcount)
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#endif
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static void mcount_internal (u_long frompc, u_long selfpc);
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#define _MCOUNT_DECL(frompc, selfpc) \
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static inline void mcount_internal (frompc, selfpc)
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@ -1,4 +1,5 @@
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/* Copyright (C) 1991, 92, 94, 95, 96 Free Software Foundation, Inc.
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/* System-specific socket constants and types. Generic/4.3 BSD version.
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Copyright (C) 1991, 92, 94, 95, 96 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -16,9 +17,9 @@ License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#ifndef _SYS_SOCKET_H
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#ifndef _SOCKETBITS_H
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#define _SYS_SOCKET_H 1
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#define _SOCKETBITS_H 1
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#include <features.h>
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__BEGIN_DECLS
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@ -115,75 +116,6 @@ struct sockaddr
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char sa_data[14]; /* Address data. */
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};
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/* This is the type we use for generic socket address arguments.
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With GCC 2.7 and later, the funky union causes redeclarations or uses with
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any of the listed types to be allowed without complaint. */
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#if (!defined (__GNUC__) || __GNUC__ < 2 || \
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(__GNUC__ == 2 && __GNUC_MINOR__ < 7))
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#define __SOCKADDR_ARG struct sockaddr *
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#define __CONST_SOCKADDR_ARG __const struct sockaddr *
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#else
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/* Add more `struct sockaddr_AF' types here as necessary.
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These are all the ones I found on NetBSD and Linux. */
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#define __SOCKADDR_ALLTYPES \
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__SOCKADDR_ONETYPE (sockaddr) \
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__SOCKADDR_ONETYPE (sockaddr_at) \
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__SOCKADDR_ONETYPE (sockaddr_ax25) \
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__SOCKADDR_ONETYPE (sockaddr_dl) \
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__SOCKADDR_ONETYPE (sockaddr_eon) \
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__SOCKADDR_ONETYPE (sockaddr_in) \
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__SOCKADDR_ONETYPE (sockaddr_in6) \
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__SOCKADDR_ONETYPE (sockaddr_inarp) \
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__SOCKADDR_ONETYPE (sockaddr_ipx) \
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__SOCKADDR_ONETYPE (sockaddr_iso) \
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__SOCKADDR_ONETYPE (sockaddr_ns) \
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__SOCKADDR_ONETYPE (sockaddr_un) \
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__SOCKADDR_ONETYPE (sockaddr_x25)
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#define __SOCKADDR_ONETYPE(type) struct type *__##type##__;
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typedef union { __SOCKADDR_ALLTYPES
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} __SOCKADDR_ARG __attribute__ ((__transparent_union__));
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#undef __SOCKADDR_ONETYPE
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#define __SOCKADDR_ONETYPE(type) __const struct type *__##type##__;
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typedef union { __SOCKADDR_ALLTYPES
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} __CONST_SOCKADDR_ARG __attribute__ ((__transparent_union__));
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#undef __SOCKADDR_ONETYPE
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#endif
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/* Create a new socket of type TYPE in domain DOMAIN, using
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protocol PROTOCOL. If PROTOCOL is zero, one is chosen automatically.
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Returns a file descriptor for the new socket, or -1 for errors. */
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extern int socket __P ((int __domain, enum __socket_type __type,
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int __protocol));
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/* Create two new sockets, of type TYPE in domain DOMAIN and using
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protocol PROTOCOL, which are connected to each other, and put file
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descriptors for them in FDS[0] and FDS[1]. If PROTOCOL is zero,
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one will be chosen automatically. Returns 0 on success, -1 for errors. */
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extern int socketpair __P ((int __domain, enum __socket_type __type,
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int __protocol, int __fds[2]));
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/* Give the socket FD the local address ADDR (which is LEN bytes long). */
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extern int bind __P ((int __fd, __CONST_SOCKADDR_ARG __addr, size_t __len));
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/* Put the local address of FD into *ADDR and its length in *LEN. */
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extern int getsockname __P ((int __fd, __SOCKADDR_ARG __addr,
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size_t *__len));
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/* Open a connection on socket FD to peer at ADDR (which LEN bytes long).
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For connectionless socket types, just set the default address to send to
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and the only address from which to accept transmissions.
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Return 0 on success, -1 for errors. */
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extern int connect __P ((int __fd,
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__CONST_SOCKADDR_ARG __addr, size_t __len));
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/* Put the address of the peer connected to socket FD into *ADDR
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(which is *LEN bytes long), and its actual length into *LEN. */
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extern int getpeername __P ((int __fd, __SOCKADDR_ARG __addr,
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size_t *__len));
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/* Bits in the FLAGS argument to `send', `recv', et al. */
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enum
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@ -198,26 +130,6 @@ enum
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MSG_DONTWAIT = 0x80, /* This message should be nonblocking. */
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};
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/* Send N bytes of BUF to socket FD. Returns the number sent or -1. */
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extern int send __P ((int __fd, __ptr_t __buf, size_t __n, int __flags));
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/* Read N bytes into BUF from socket FD.
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Returns the number read or -1 for errors. */
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extern int recv __P ((int __fd, __ptr_t __buf, size_t __n, int __flags));
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/* Send N bytes of BUF on socket FD to peer at address ADDR (which is
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ADDR_LEN bytes long). Returns the number sent, or -1 for errors. */
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extern int sendto __P ((int __fd, __ptr_t __buf, size_t __n, int __flags,
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__CONST_SOCKADDR_ARG __addr, size_t __addr_len));
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/* Read N bytes into BUF through socket FD.
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If ADDR is not NULL, fill in *ADDR_LEN bytes of it with tha address of
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the sender, and store the actual size of the address in *ADDR_LEN.
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Returns the number of bytes read or -1 for errors. */
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extern int recvfrom __P ((int __fd, __ptr_t __buf, size_t __n, int __flags,
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__SOCKADDR_ARG __addr, size_t *__addr_len));
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/* Structure describing messages sent by
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`sendmsg' and received by `recvmsg'. */
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@ -233,15 +145,6 @@ struct msghdr
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size_t msg_accrightslen; /* Length of access rights information. */
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};
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/* Send a message described MESSAGE on socket FD.
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Returns the number of bytes sent, or -1 for errors. */
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extern int sendmsg __P ((int __fd, __const struct msghdr *__message,
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int __flags));
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/* Receive a message as described by MESSAGE from socket FD.
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Returns the number of bytes read or -1 for errors. */
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extern int recvmsg __P ((int __fd, struct msghdr *__message, int __flags));
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/* Protocol number used to manipulate socket-level options
|
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with `getsockopt' and `setsockopt'. */
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@ -285,46 +188,6 @@ struct linger
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int l_linger; /* Time to linger. */
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};
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/* Put the current value for socket FD's option OPTNAME at protocol level LEVEL
|
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into OPTVAL (which is *OPTLEN bytes long), and set *OPTLEN to the value's
|
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actual length. Returns 0 on success, -1 for errors. */
|
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extern int getsockopt __P ((int __fd, int __level, int __optname,
|
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__ptr_t __optval, size_t *__optlen));
|
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|
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/* Set socket FD's option OPTNAME at protocol level LEVEL
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to *OPTVAL (which is OPTLEN bytes long).
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Returns 0 on success, -1 for errors. */
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extern int setsockopt __P ((int __fd, int __level, int __optname,
|
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__ptr_t __optval, size_t __optlen));
|
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|
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|
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/* Prepare to accept connections on socket FD.
|
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N connection requests will be queued before further requests are refused.
|
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Returns 0 on success, -1 for errors. */
|
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extern int listen __P ((int __fd, unsigned int __n));
|
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|
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/* Await a connection on socket FD.
|
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When a connection arrives, open a new socket to communicate with it,
|
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set *ADDR (which is *ADDR_LEN bytes long) to the address of the connecting
|
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peer and *ADDR_LEN to the address's actual length, and return the
|
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new socket's descriptor, or -1 for errors. */
|
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extern int accept __P ((int __fd, __SOCKADDR_ARG __addr,
|
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size_t *__addr_len));
|
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|
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/* Shut down all or part of the connection open on socket FD.
|
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HOW determines what to shut down:
|
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0 = No more receptions;
|
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1 = No more transmissions;
|
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2 = No more receptions or transmissions.
|
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Returns 0 on success, -1 for errors. */
|
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extern int shutdown __P ((int __fd, int __how));
|
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|
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|
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/* Determine whether FILDES if the property identified by the value if
|
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FDTYPE. */
|
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extern int isfdtype __P ((int __fildes, int __fdtype));
|
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|
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__END_DECLS
|
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|
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#endif /* sys/socket.h */
|
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#endif /* socketbits.h */
|
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@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1992, 1994, 1995, 1996 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
|
||||
@ -30,7 +30,7 @@ Cambridge, MA 02139, USA. */
|
||||
and the only address from which to accept transmissions.
|
||||
Return 0 on success, -1 for errors. */
|
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int
|
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DEFUN(connect, (fd, addr, len),
|
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DEFUN(__connect, (fd, addr, len),
|
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int fd AND const struct sockaddr_un *addr AND size_t len)
|
||||
{
|
||||
error_t err;
|
||||
@ -72,3 +72,4 @@ DEFUN(connect, (fd, addr, len),
|
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|
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return err ? __hurd_dfail (fd, err) : 0;
|
||||
}
|
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weak_alias (__connect, connect)
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1994 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1994, 1996 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
|
||||
@ -25,7 +25,7 @@ Cambridge, MA 02139, USA. */
|
||||
|
||||
/* Send N bytes of BUF to socket FD. Returns the number sent or -1. */
|
||||
int
|
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DEFUN(send, (fd, buf, n, flags),
|
||||
DEFUN(__send, (fd, buf, n, flags),
|
||||
int fd AND PTR buf AND size_t n AND int flags)
|
||||
{
|
||||
error_t err;
|
||||
@ -38,3 +38,4 @@ DEFUN(send, (fd, buf, n, flags),
|
||||
|
||||
return err ? __hurd_dfail (fd, err) : wrote;
|
||||
}
|
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weak_alias (__send, send)
|
||||
|
||||
@ -2,7 +2,7 @@
|
||||
|
||||
accept - accept 3 accept
|
||||
bind - bind 3 bind
|
||||
connect - connect 3 connect
|
||||
__connect - connect 3 connect connect
|
||||
gethostid - gethostid 0 gethostid
|
||||
gethostname - gethostname 2 __gethostname gethostname
|
||||
getpeername - getpeername 3 getpeername
|
||||
@ -12,7 +12,7 @@ listen - listen 2 listen
|
||||
recv - recv 4 recv
|
||||
recvfrom - recvfrom 6 recvfrom
|
||||
recvmsg - recvmsg 3 recvmsg
|
||||
send - send 4 send
|
||||
__send - send 4 send send
|
||||
sendmsg - sendmsg 3 sendmsg
|
||||
sendto - sendto 6 sendto
|
||||
sethostid - sethostid 1 sethostid
|
||||
|
||||
10
sysdeps/unix/sysv/linux/configure
vendored
10
sysdeps/unix/sysv/linux/configure
vendored
@ -8,7 +8,7 @@ test $stdio = default && stdio=libio
|
||||
inhibit_glue=yes
|
||||
|
||||
echo $ac_n "checking installed Linux kernel header files""... $ac_c" 1>&6
|
||||
if eval "test \"`echo '$''{'libc_cv_linux'+set}'`\" = set"; then
|
||||
if eval "test \"`echo '$''{'libc_cv_linux201'+set}'`\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
@ -24,17 +24,17 @@ eat flaming death
|
||||
EOF
|
||||
if { (eval echo configure:26: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
rm -rf conftest*
|
||||
libc_cv_linux='2.0.1 or later'
|
||||
libc_cv_linux201='2.0.1 or later'
|
||||
else
|
||||
rm -rf conftest*
|
||||
libc_cv_linux='TOO OLD!'
|
||||
libc_cv_linux201='TOO OLD!'
|
||||
fi
|
||||
rm -f conftest*
|
||||
|
||||
fi
|
||||
|
||||
echo "$ac_t""$libc_cv_linux" 1>&6
|
||||
if test "$libc_cv_linux" != '2.0.1 or later'; then
|
||||
echo "$ac_t""$libc_cv_linux201" 1>&6
|
||||
if test "$libc_cv_linux201" != '2.0.1 or later'; then
|
||||
{ echo "configure: error: GNU libc requires kernel header files from Linux 2.0.1
|
||||
or later to be installed before configuring. The kernel header files
|
||||
are found usually in /usr/include/asm and /usr/include/linux; make sure
|
||||
|
||||
2
sysdeps/unix/sysv/linux/socketbits.h
Normal file
2
sysdeps/unix/sysv/linux/socketbits.h
Normal file
@ -0,0 +1,2 @@
|
||||
/* Get Linux specific constants and data types kernel header. */
|
||||
#include <linux/socket.h>
|
||||
@ -21,16 +21,14 @@ Boston, MA 02111-1307, USA. */
|
||||
#include <wchar.h>
|
||||
|
||||
|
||||
/* We use UTF8 encoding for multibyte strings and therefore a valid
|
||||
one byte multibyte string only can have a value from 0 to 0x7f. */
|
||||
wint_t
|
||||
btowc (c)
|
||||
int c;
|
||||
{
|
||||
/*************************************************************\
|
||||
|* This is no complete implementation. While the multi-byte *|
|
||||
|* character handling is not finished this will do. *|
|
||||
\*************************************************************/
|
||||
if (WEOF != (wint_t) EOF)
|
||||
if (WEOF != (wint_t) EOF || c < 0 || c > 0x7f)
|
||||
return WEOF;
|
||||
else
|
||||
return c;
|
||||
return (wint_t) c;
|
||||
}
|
||||
|
||||
@ -26,10 +26,11 @@ static mbstate_t internal;
|
||||
|
||||
|
||||
size_t
|
||||
mbrlen (s, n, ps)
|
||||
__mbrlen (s, n, ps)
|
||||
const char *s;
|
||||
size_t n;
|
||||
mbstate_t *ps;
|
||||
{
|
||||
return mbrtowc (NULL, s, n, ps ?: &internal);
|
||||
}
|
||||
weak_alias (__mbrlen, mbrlen)
|
||||
|
||||
115
wcsmbs/mbrtowc.c
115
wcsmbs/mbrtowc.c
@ -1,6 +1,6 @@
|
||||
/* Copyright (C) 1996 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
|
||||
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
|
||||
|
||||
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
|
||||
@ -17,50 +17,115 @@ 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. */
|
||||
|
||||
#include <errno.h>
|
||||
#include <wchar.h>
|
||||
|
||||
#ifndef EILSEQ
|
||||
#define EILSEQ EINVAL
|
||||
#endif
|
||||
|
||||
|
||||
static mbstate_t internal;
|
||||
|
||||
size_t
|
||||
mbrtowc (pwc, s, n, ps)
|
||||
wchar_t *pwc;
|
||||
const char *s;
|
||||
size_t n;
|
||||
mbstate_t *ps;
|
||||
mbrtowc (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)
|
||||
{
|
||||
wchar_t to_wide;
|
||||
size_t used = 0;
|
||||
|
||||
if (ps == NULL)
|
||||
ps = &internal;
|
||||
|
||||
/*************************************************************\
|
||||
|* This is no complete implementation. While the multi-byte *|
|
||||
|* character handling is not finished this will do. *|
|
||||
\*************************************************************/
|
||||
|
||||
if (s == NULL)
|
||||
{
|
||||
/* See first paragraph of description in 7.16.6.3.2. */
|
||||
pwc = NULL;
|
||||
s = "";
|
||||
n = 1;
|
||||
}
|
||||
|
||||
if (n == 0)
|
||||
return (size_t) -2;
|
||||
|
||||
/* For now. */
|
||||
to_wide = (wchar_t) *s;
|
||||
|
||||
if (pwc != NULL)
|
||||
*pwc = to_wide;
|
||||
|
||||
if (pwc == L'\0')
|
||||
if (n > 0)
|
||||
{
|
||||
*ps = 0; /* This is required. */
|
||||
return 0;
|
||||
if (ps->count == 0)
|
||||
{
|
||||
unsigned char byte = (unsigned char) *s++;
|
||||
++used;
|
||||
|
||||
/* We must look for a possible first byte of a UTF8 sequence. */
|
||||
if (byte < 0x80)
|
||||
{
|
||||
/* One byte sequence. */
|
||||
if (pwc != NULL)
|
||||
*pwc = (wchar_t) byte;
|
||||
return byte ? used : 0;
|
||||
}
|
||||
|
||||
if ((byte & 0xc0) == 0x80 || (byte & 0xfe) == 0xfe)
|
||||
{
|
||||
/* Oh, oh. An encoding error. */
|
||||
errno = EILSEQ;
|
||||
return (size_t) -1;
|
||||
}
|
||||
|
||||
if ((byte & 0xe0) == 0xc0)
|
||||
{
|
||||
/* We expect two bytes. */
|
||||
ps->count = 1;
|
||||
ps->value = byte & 0x1f;
|
||||
}
|
||||
else if ((byte & 0xf0) == 0xe0)
|
||||
{
|
||||
/* We expect three bytes. */
|
||||
ps->count = 2;
|
||||
ps->value = byte & 0x0f;
|
||||
}
|
||||
else if ((byte & 0xf8) == 0xf0)
|
||||
{
|
||||
/* We expect four bytes. */
|
||||
ps->count = 3;
|
||||
ps->value = byte & 0x07;
|
||||
}
|
||||
else if ((byte & 0xfc) == 0xf8)
|
||||
{
|
||||
/* We expect five bytes. */
|
||||
ps->count = 4;
|
||||
ps->value = byte & 0x03;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* We expect six bytes. */
|
||||
ps->count = 5;
|
||||
ps->value = byte & 0x01;
|
||||
}
|
||||
}
|
||||
|
||||
/* We know we have to handle a multibyte character and there are
|
||||
some more bytes to read. */
|
||||
while (used < n)
|
||||
{
|
||||
/* The second to sixths byte must be of the form 10xxxxxx. */
|
||||
unsigned char byte = (unsigned char) *s++;
|
||||
++used;
|
||||
|
||||
if ((byte & 0xc0) != 0x80)
|
||||
{
|
||||
/* Oh, oh. An encoding error. */
|
||||
errno = EILSEQ;
|
||||
return (size_t) -1;
|
||||
}
|
||||
|
||||
ps->value <<= 6;
|
||||
ps->value |= byte & 0x3f;
|
||||
|
||||
if (--ps->count == 0)
|
||||
{
|
||||
/* The character is finished. */
|
||||
if (pwc != NULL)
|
||||
*pwc = (wchar_t) ps->value;
|
||||
return ps->value ? used : 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Return code (size_t)-1 cannot happend for now. */
|
||||
return 1;
|
||||
return (size_t) -2;
|
||||
}
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
/* Copyright (C) 1996 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
|
||||
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
|
||||
|
||||
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
|
||||
@ -20,15 +20,17 @@ Boston, MA 02111-1307, USA. */
|
||||
#include <string.h>
|
||||
#include <wchar.h>
|
||||
|
||||
|
||||
/* In GNU libc the conversion functions only can convert between the
|
||||
fixed wide character representation and the multibyte
|
||||
representation of the same character set. Since we use ISO 10646
|
||||
in UCS4 encoding for wide characters the best solution for
|
||||
multibyte characters is the UTF8 encoding. I.e., the only state
|
||||
information is a counter of the processed bytes so far and the
|
||||
value collected so far. Especially, we don't have different shift
|
||||
states. */
|
||||
int
|
||||
mbsinit (ps)
|
||||
const mbstate_t *ps;
|
||||
{
|
||||
/*************************************************************\
|
||||
|* This is no complete implementation. While the multi-byte *|
|
||||
|* character handling is not finished this will do. *|
|
||||
\*************************************************************/
|
||||
|
||||
return ps == NULL || *ps == 0;
|
||||
return ps == NULL || ps->count == 0;
|
||||
}
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
/* Copyright (C) 1996 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
|
||||
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
|
||||
|
||||
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
|
||||
@ -17,9 +17,16 @@ 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. */
|
||||
|
||||
#include <errno.h>
|
||||
#include <wchar.h>
|
||||
|
||||
#ifndef EILSEQ
|
||||
#define EILSEQ EINVAL
|
||||
#endif
|
||||
|
||||
|
||||
/* We don't need the state really because we don't have shift states
|
||||
to maintain between calls to this function. */
|
||||
static mbstate_t internal;
|
||||
|
||||
size_t
|
||||
@ -29,35 +36,102 @@ mbsrtowcs (dst, src, len, ps)
|
||||
size_t len;
|
||||
mbstate_t *ps;
|
||||
{
|
||||
size_t result = 0;
|
||||
size_t written = 0;
|
||||
const char *run = *src;
|
||||
|
||||
if (ps == NULL)
|
||||
ps = &internal;
|
||||
|
||||
/*************************************************************\
|
||||
|* This is no complete implementation. While the multi-byte *|
|
||||
|* character handling is not finished this will do. *|
|
||||
\*************************************************************/
|
||||
if (dst == NULL)
|
||||
/* The LEN parameter has to be ignored if we don't actually write
|
||||
anything. */
|
||||
len = ~0;
|
||||
|
||||
while (len > 0 && **src != '\0')
|
||||
/* Copy all words. */
|
||||
while (written < len)
|
||||
{
|
||||
/* For now there is no possibly illegal MB char sequence. */
|
||||
if (dst != NULL)
|
||||
dst[result] = (wchar_t) **src;
|
||||
++result;
|
||||
++(*src);
|
||||
--len;
|
||||
}
|
||||
wchar_t value;
|
||||
size_t count;
|
||||
unsigned char byte = *run++;
|
||||
|
||||
if (len > 0)
|
||||
{
|
||||
if (dst != NULL)
|
||||
/* We expect a start of a new multibyte character. */
|
||||
if (byte < 0x80)
|
||||
{
|
||||
dst[result] = L'\0';
|
||||
*ps = 0;
|
||||
/* One byte sequence. */
|
||||
count = 0;
|
||||
value = byte;
|
||||
}
|
||||
*src = NULL;
|
||||
else if ((byte & 0xe0) == 0xc0)
|
||||
{
|
||||
count = 1;
|
||||
value = byte & 0x1f;
|
||||
}
|
||||
else if ((byte & 0xf0) == 0xe0)
|
||||
{
|
||||
/* We expect three bytes. */
|
||||
count = 2;
|
||||
value = byte & 0x0f;
|
||||
}
|
||||
else if ((byte & 0xf8) == 0xf0)
|
||||
{
|
||||
/* We expect four bytes. */
|
||||
count = 3;
|
||||
value = byte & 0x07;
|
||||
}
|
||||
else if ((byte & 0xfc) == 0xf8)
|
||||
{
|
||||
/* We expect five bytes. */
|
||||
count = 4;
|
||||
value = byte & 0x03;
|
||||
}
|
||||
else if ((byte & 0xfe) == 0xfc)
|
||||
{
|
||||
/* We expect six bytes. */
|
||||
count = 5;
|
||||
value = byte & 0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* This is an illegal encoding. */
|
||||
errno = EILSEQ;
|
||||
return (size_t) -1;
|
||||
}
|
||||
|
||||
/* Read the possible remaining bytes. */
|
||||
while (count-- > 0)
|
||||
{
|
||||
byte = *run++;
|
||||
|
||||
if ((byte & 0xc0) != 0x80)
|
||||
{
|
||||
/* This is an illegal encoding. */
|
||||
errno = EILSEQ;
|
||||
return (size_t) -1;
|
||||
}
|
||||
|
||||
value <<= 6;
|
||||
value |= byte & 0x3f;
|
||||
}
|
||||
|
||||
/* Store value is required. */
|
||||
if (dst != NULL)
|
||||
*dst++ = value;
|
||||
|
||||
/* The whole sequence is read. Check whether end of string is
|
||||
reached. */
|
||||
if (value == L'\0')
|
||||
{
|
||||
/* Found the end of the string. */
|
||||
*src = NULL;
|
||||
return written;
|
||||
}
|
||||
|
||||
/* Increment counter of produced words. */
|
||||
++written;
|
||||
}
|
||||
|
||||
return result;
|
||||
/* Store address of next byte to process. */
|
||||
*src = run;
|
||||
|
||||
return written;
|
||||
}
|
||||
|
||||
@ -48,7 +48,11 @@ typedef unsigned int wint_t;
|
||||
|
||||
|
||||
/* Conversion state information. */
|
||||
typedef int mbstate_t; /* FIXME */
|
||||
typedef struct
|
||||
{
|
||||
int count; /* Number of bytes needed for the current character. */
|
||||
wint_t value; /* Value so far. */
|
||||
} mbstate_t;
|
||||
|
||||
#define WCHAR_MIN ((wchar_t) 0)
|
||||
#define WCHAR_MAX (~WCHAR_MIN)
|
||||
@ -145,9 +149,6 @@ extern int wctob __P ((wint_t __c));
|
||||
state. */
|
||||
extern int mbsinit __P ((__const mbstate_t *__ps));
|
||||
|
||||
/* Return number of bytes in multibyte character pointed to by S. */
|
||||
extern size_t mbrlen __P ((__const char *__s, size_t __n, mbstate_t *ps));
|
||||
|
||||
/* Write wide character representation of multibyte character pointed
|
||||
to by S to PWC. */
|
||||
extern size_t mbrtowc __P ((wchar_t *__pwc, __const char *__s, size_t __n,
|
||||
@ -156,6 +157,17 @@ extern size_t mbrtowc __P ((wchar_t *__pwc, __const char *__s, size_t __n,
|
||||
/* Write multibyte representation of wide character WC to S. */
|
||||
extern size_t wcrtomb __P ((char *__s, wchar_t __wc, mbstate_t *__ps));
|
||||
|
||||
/* Return number of bytes in multibyte character pointed to by S. */
|
||||
extern size_t __mbrlen __P ((__const char *__s, size_t __n, mbstate_t *__ps));
|
||||
extern size_t mbrlen __P ((__const char *__s, size_t __n, mbstate_t *__ps));
|
||||
|
||||
#if defined (__OPTIMIZE__) \
|
||||
&& (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7))
|
||||
/* Define inline function as optimization. */
|
||||
extern __inline size_t mbrlen (__const char *s, size_t n, mbstate_t *ps)
|
||||
{ return ps != NULL ? mbrtowc (NULL, s, n, ps) : __mbrlen (s, n, NULL); }
|
||||
#endif
|
||||
|
||||
/* Write wide character representation of multibyte chracter string SRC
|
||||
to DST. */
|
||||
extern size_t mbsrtowcs __P ((wchar_t *__dst, __const char **__src,
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
/* Copyright (C) 1996 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
|
||||
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
|
||||
|
||||
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
|
||||
@ -24,46 +24,68 @@ Boston, MA 02111-1307, USA. */
|
||||
#define EILSEQ EINVAL
|
||||
#endif
|
||||
|
||||
static const wchar_t encoding_mask[] =
|
||||
{
|
||||
~0x7ff, ~0xffff, ~0x1fffff, ~0x3ffffff
|
||||
};
|
||||
|
||||
static const unsigned char encoding_byte[] =
|
||||
{
|
||||
0xc0, 0xe0, 0xf0, 0xf8, 0xfc
|
||||
};
|
||||
|
||||
/* The state is for this UTF8 encoding not used. */
|
||||
static mbstate_t internal;
|
||||
|
||||
size_t
|
||||
wcrtomb (s, wc, ps)
|
||||
char *s;
|
||||
wchar_t wc;
|
||||
mbstate_t *ps;
|
||||
wcrtomb (char *s, wchar_t wc, mbstate_t *ps)
|
||||
{
|
||||
char fake[1];
|
||||
size_t written = 0;
|
||||
|
||||
if (ps == NULL)
|
||||
ps = &internal;
|
||||
|
||||
/*************************************************************\
|
||||
|* This is no complete implementation. While the multi-byte *|
|
||||
|* character handling is not finished this will do. *|
|
||||
\*************************************************************/
|
||||
|
||||
if (s == NULL)
|
||||
{
|
||||
s = fake;
|
||||
wc = L'\0';
|
||||
}
|
||||
|
||||
if (wc == L'\0')
|
||||
{
|
||||
/* FIXME Write any shift sequence to get to *PS == NULL. */
|
||||
*ps = 0;
|
||||
*s = '\0';
|
||||
return 1;
|
||||
}
|
||||
|
||||
/* FIXME For now we don't handle real multi-byte encodings. */
|
||||
if ((wc & ~0xff) != 0)
|
||||
/* Store the UTF8 representation of WC. */
|
||||
if (wc < 0 || wc > 0x7fffffff)
|
||||
{
|
||||
/* This is no correct ISO 10646 character. */
|
||||
errno = EILSEQ;
|
||||
return (size_t) -1;
|
||||
}
|
||||
|
||||
*s = (char) wc;
|
||||
return 1;
|
||||
if (wc < 0x80)
|
||||
{
|
||||
/* It's a one byte sequence. */
|
||||
if (s != NULL)
|
||||
*s = (char) wc;
|
||||
return 1;
|
||||
}
|
||||
|
||||
for (written = 2; written < 6; ++written)
|
||||
if ((wc & encoding_mask[written - 2]) == 0)
|
||||
break;
|
||||
|
||||
if (s != NULL)
|
||||
{
|
||||
size_t cnt = written;
|
||||
s[0] = encoding_byte[cnt - 2];
|
||||
|
||||
--cnt;
|
||||
do
|
||||
{
|
||||
s[cnt] = 0x80 | (wc & 0x3f);
|
||||
wc >>= 6;
|
||||
}
|
||||
while (--cnt > 0);
|
||||
s[0] |= wc;
|
||||
}
|
||||
|
||||
return written;
|
||||
}
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
/* Copyright (C) 1996 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
|
||||
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
|
||||
|
||||
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
|
||||
@ -25,6 +25,18 @@ Boston, MA 02111-1307, USA. */
|
||||
#endif
|
||||
|
||||
|
||||
static const wchar_t encoding_mask[] =
|
||||
{
|
||||
~0x7ff, ~0xffff, ~0x1fffff, ~0x3ffffff
|
||||
};
|
||||
|
||||
static const unsigned char encoding_byte[] =
|
||||
{
|
||||
0xc0, 0xe0, 0xf0, 0xf8, 0xfc
|
||||
};
|
||||
|
||||
/* We don't need the state really because we don't have shift states
|
||||
to maintain between calls to this function. */
|
||||
static mbstate_t internal;
|
||||
|
||||
size_t
|
||||
@ -34,40 +46,79 @@ wcsrtombs (dst, src, len, ps)
|
||||
size_t len;
|
||||
mbstate_t *ps;
|
||||
{
|
||||
size_t result = 0;
|
||||
size_t written = 0;
|
||||
const wchar_t *run = *src;
|
||||
|
||||
if (ps == NULL)
|
||||
ps = &internal;
|
||||
|
||||
/*************************************************************\
|
||||
|* This is no complete implementation. While the multi-byte *|
|
||||
|* character handling is not finished this will do. *|
|
||||
\*************************************************************/
|
||||
if (dst == NULL)
|
||||
/* The LEN parameter has to be ignored if we don't actually write
|
||||
anything. */
|
||||
len = ~0;
|
||||
|
||||
while (len > 0 && **src != L'\0')
|
||||
while (written < len)
|
||||
{
|
||||
if ((**src & ~0xff) != 0)
|
||||
wchar_t wc = *run++;
|
||||
|
||||
if (wc < 0 || wc > 0x7fffffff)
|
||||
{
|
||||
/* This is no correct ISO 10646 character. */
|
||||
errno = EILSEQ;
|
||||
return (size_t) -1;
|
||||
}
|
||||
|
||||
if (dst != NULL)
|
||||
dst[result] = (char) **src;
|
||||
++result;
|
||||
++(*src);
|
||||
--len;
|
||||
}
|
||||
|
||||
if (len > 0)
|
||||
{
|
||||
if (dst != NULL)
|
||||
if (wc == L'\0')
|
||||
{
|
||||
dst[result] = '\0';
|
||||
*ps = 0;
|
||||
/* Found the end. */
|
||||
if (dst != NULL)
|
||||
*dst = '\0';
|
||||
*src = NULL;
|
||||
return written;
|
||||
}
|
||||
else if (wc < 0x80)
|
||||
{
|
||||
/* It's an one byte sequence. */
|
||||
if (dst != NULL)
|
||||
*dst++ = (char) wc;
|
||||
++written;
|
||||
}
|
||||
else
|
||||
{
|
||||
size_t step;
|
||||
|
||||
for (step = 2; step < 6; ++step)
|
||||
if ((wc & encoding_mask[step - 2]) == 0)
|
||||
break;
|
||||
|
||||
if (written + step >= len)
|
||||
/* Too long. */
|
||||
break;
|
||||
|
||||
if (dst != NULL)
|
||||
{
|
||||
size_t cnt = step;
|
||||
|
||||
dst[0] = encoding_byte[cnt - 2];
|
||||
|
||||
--cnt;
|
||||
do
|
||||
{
|
||||
dst[cnt] = 0x80 | (wc & 0x3f);
|
||||
wc >>= 6;
|
||||
}
|
||||
while (--cnt > 0);
|
||||
dst[0] |= wc;
|
||||
|
||||
dst += step;
|
||||
}
|
||||
|
||||
written += step;
|
||||
}
|
||||
*src = NULL;
|
||||
}
|
||||
|
||||
return result;
|
||||
/* Store position of first unprocessed word. */
|
||||
*src = run;
|
||||
|
||||
return written;
|
||||
}
|
||||
|
||||
@ -21,14 +21,11 @@ Boston, MA 02111-1307, USA. */
|
||||
#include <wchar.h>
|
||||
|
||||
|
||||
/* We use UTF8 encoding for multibyte strings and therefore a valid
|
||||
one byte multibyte string only can have a value from 0 to 0x7f. */
|
||||
int
|
||||
wctob (c)
|
||||
wint_t c;
|
||||
{
|
||||
/*************************************************************\
|
||||
|* This is no complete implementation. While the multi-byte *|
|
||||
|* character handling is not finished this will do. *|
|
||||
\*************************************************************/
|
||||
|
||||
return (c & ~0xff) == 0 ? c : EOF;
|
||||
return (c >= 0 && c <= 0x7f) ? c : EOF;
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user