newlib-cygwin/newlib/libc/stdio/local.h

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/*
* Copyright (c) 1990, 2007 The Regents of the University of California.
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* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* and/or other materials related to such
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* distribution and use acknowledge that the software was developed
* by the University of California, Berkeley. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* %W% (UofMD/Berkeley) %G%
*/
/*
* Information local to this implementation of stdio,
* in particular, macros and private variables.
*/
#include <_ansi.h>
2004-04-23 Artem B. Bityuckiy <abitytsky@softminecorp.com> * libc/stdio/asprintf.c libc/stdio/clearerr.c, libc/stdio/fclose.c libc/stdio/fcloseall.c libc/stdio/fdopen.c, libc/stdio/feof.c libc/stdio/ferror.c libc/stdio/fflush.c, libc/stdio/fgetc.c libc/stdio/fgetpos.c libc/stdio/fgets.c, libc/stdio/fileno.c libc/stdio/findfp.c libc/stdio/fiprintf.c, libc/stdio/flags.c libc/stdio/fopen.c libc/stdio/fprintf.c, libc/stdio/fputc.c libc/stdio/fputs.c libc/stdio/fread.c, libc/stdio/freopen.c libc/stdio/fscanf.c libc/stdio/fseek.c, libc/stdio/fseeko.c libc/stdio/fsetpos.c libc/stdio/ftell.c, libc/stdio/ftello.c libc/stdio/fvwrite.c libc/stdio/fwalk.c, libc/stdio/fwrite.c libc/stdio/getc.c libc/stdio/getc_u.c, libc/stdio/getchar.c libc/stdio/getchar_u.c, libc/stdio/getdelim.c libc/stdio/getline.c libc/stdio/gets.c, libc/stdio/getw.c libc/stdio/iprintf.c libc/stdio/local.h, libc/stdio/makebuf.c libc/stdio/mktemp.c libc/stdio/perror.c, libc/stdio/printf.c libc/stdio/putc.c libc/stdio/putc_u.c, libc/stdio/putchar.c libc/stdio/putchar_u.c libc/stdio/puts.c, libc/stdio/putw.c libc/stdio/refill.c libc/stdio/remove.c, libc/stdio/rename.c libc/stdio/rewind.c libc/stdio/rget.c, libc/stdio/scanf.c libc/stdio/setbuf.c libc/stdio/setbuffer.c, libc/stdio/setlinebuf.c libc/stdio/setvbuf.c, libc/stdio/siprintf.c libc/stdio/snprintf.c, libc/stdio/sprintf.c libc/stdio/sscanf.c libc/stdio/stdio.c, libc/stdio/tmpfile.c libc/stdio/tmpnam.c libc/stdio/ungetc.c, libc/stdio/vasprintf.c libc/stdio/vfieeefp.h, libc/stdio/vfprintf.c libc/stdio/vfscanf.c, libc/stdio/vprintf.c libc/stdio/vscanf.c, libc/stdio/vsnprintf.c libc/stdio/vsprintf.c, libc/stdio/vsscanf.c libc/stdio/wbuf.c, libc/stdio/wsetup.c: Perform minor formatting changes. Move copyright notices to top of file, ensure that <_ansi.h> is included, be consistent with open parentheses, use _DEFUN macro, include "local.h" where needed, and remove various compiler warnings.
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#include <reent.h>
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#include <stdarg.h>
#include <stdlib.h>
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#include <unistd.h>
Implement funopen, fopencookie. * libc/include/sys/reent.h (struct __sFILE, struct __sFILE64): Switch to reentrant callbacks. * libc/include/stdio.h (funopen): Fix declaration. (fopencookie): Declare. * libc/stdio/local.h (__sread, __swrite, __sseek, __sclose) (__sseek64, __swrite64): Fix prototypes. [__SCLE]: Pull in setmode declaration. * libc/stdio/stdio.c (__sread, __swrite, __sseek, __sclose): Fix reentrancy. * libc/stdio64/stdio64.c (__sseek64_r, __swrite64_r): Delete. (__sseek64, __swrite64): Fix reentrancy. * libc/stdio/fseek.c (_fseek_r): Account for overflow, and fix reentrancy. * libc/stdio/ftell.c (_ftell_r): Likewise. * libc/stdio/flags.c (__sflags): Don't lose __SAPP on "a+". * libc/stdio/fclose.c (_fclose_r): Fix reentrancy. * libc/stdio/freopen.c (_freopen_r): Likewise. * libc/stdio/fvwrite.c (__sfvwrite_r): Likewise. * libc/stdio/refill.c (__srefill_r): Likewise. * libc/stdio/siscanf.c (eofread): Likewise. * libc/stdio/sscanf.c (eofread): Likewise. * libc/stdio/vsiscanf.c (eofread1): Likewise. * libc/stdio/vsscanf.c (eofread1): Likewise. * libc/stdio64/freopen64.c (_freopen64_r): Likewise. * libc/stdio64/fseeko64.c (_fseeko64_r): Likewise. * libc/stdio64/ftello64.c (_ftello64_r): Likewise. * libc/stdio/fflush.c (fflush): Improve reentrancy, although more could be fixed. * libc/stdio/fopencookie.c (_fopencookie_r, fopencookie): New file. * libc/stdio/funopen.c (_funopen_r, funopen): New file. * libc/stdio/Makefile.am (ELIX_4_SOURCES, CHEWOUT_FILES): Build new files. * libc/stdio/Makefile.in: Regenerate.
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#include <stdio.h>
#ifdef __SCLE
# include <io.h>
#endif
/* The following define determines if the per-reent stdin, stdout and stderr
streams are closed during _reclaim_reent(). The stdin, stdout and stderr
streams are initialized to use file descriptors 0, 1 and 2 respectively. In
case _STDIO_CLOSE_PER_REENT_STD_STREAMS is defined these file descriptors
will be closed via close() provided the owner of the reent structure
triggerd the on demand reent initilization, see CHECK_INIT(). */
#if !defined(__tirtos__)
#define _STDIO_CLOSE_PER_REENT_STD_STREAMS
#endif
/* The following macros are supposed to replace calls to _flockfile/_funlockfile
and __sfp_lock_acquire/__sfp_lock_release. In case of multi-threaded
environments using pthreads, it's not sufficient to lock the stdio functions
against concurrent threads accessing the same data, the locking must also be
secured against thread cancellation.
The below macros have to be used in pairs. The _newlib_XXX_start macro
starts with a opening curly brace, the _newlib_XXX_end macro ends with a
closing curly brace, so the start macro and the end macro mark the code
start and end of a critical section. In case the code leaves the critical
section before reaching the end of the critical section's code end, use
the appropriate _newlib_XXX_exit macro. */
#if !defined (__SINGLE_THREAD__) && defined (_POSIX_THREADS) \
&& !defined (__rtems__)
#define _STDIO_WITH_THREAD_CANCELLATION_SUPPORT
#endif
Implement BSD/GNU unlocked stdio extensions. * libc/include/stdio.h (clearerr_unlocked, feof_unlocked, ferror_unlocked, fflush_unlocked, fgetc_unlocked, fgets_unlocked, fileno_unlocked, fputc_unlocked, fputs_unlocked, fread_unlocked, fwrite_unlocked): Declare. * libc/include/wchar.h (fgetwc_unlocked, fgetws_unlocked, fputwc_unlocked, fputws_unlocked, getwc_unlocked, getwchar_unlocked, putwc_unlocked, putwchar_unlocked): Declare. * libc/stdio/Makefile.am (ELIX_4_SOURCES): Add clearerr_u.c, feof_u.c, ferror_u.c, fflush_u.c, fgetc_u.c, fgets_u.c, fgetwc_u.c, fgetws_u.c, fileno_u.c, fputc_u.c, fputs_u.c, fputwc_u.c, fputws_u.c, fread_u.c, fwrite_u.c, getwc_u.c, getwchar_u.c, putwc_u.c, putwchar_u.c. Add necessary dependencies. * libc/stdio/Makefile.in: Regenerate. * libc/stdio/clearerr.c: Document unlocked variant. * libc/stdio/clearerr_u.c: New file. * libc/stdio/feof.c: Document unlocked variant. * libc/stdio/feof_u.c: New file. * libc/stdio/ferror.c: Document unlocked variant. * libc/stdio/ferror_u.c: New file. * libc/stdio/fflush.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fflush_u.c: New file. * libc/stdio/fgetc.c: Document unlocked variants. * libc/stdio/fgetc_u.c: New file. * libc/stdio/fgets.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fgets_u.c: New file. * libc/stdio/fgetwc.c: Document unlocked variants. (__fgetwc): Make non-static. * libc/stdio/fgetwc_u.c: New file. * libc/stdio/fgetws.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fgetws_u.c: New file. * libc/stdio/fileno.c: Document unlocked variant. * libc/stdio/fileno_u.c: New file. * libc/stdio/fputc.c: Document unlocked variants. * libc/stdio/fputc_u.c: New file. * libc/stdio/fputs.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fputs_u.c: New file. * libc/stdio/fputwc.c: Document unlocked variants. (__fputwc): Make non-static. * libc/stdio/fputwc_u.c: New file. * libc/stdio/fputws.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fputws_u.c: New file. * libc/stdio/fread.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fread_u.c: New file. * libc/stdio/fwrite.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fwrite_u.c: New file. * libc/stdio/getwc_u.c: New file. * libc/stdio/getwchar.c: Document unlocked variants. * libc/stdio/getwchar_u.c: New file. * libc/stdio/local.h: Define locking macros as empty ifdef __IMPL_UNLOCKED__. (__fgetwc, __fputwc): Declare. * libc/stdio/putwc_u.c: New file. * libc/stdio/putwchar.c: Document unlocked variants. * libc/stdio/putwchar_u.c: New file.
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#if defined(__SINGLE_THREAD__) || defined(__IMPL_UNLOCKED__)
# define _newlib_flockfile_start(_fp)
# define _newlib_flockfile_exit(_fp)
# define _newlib_flockfile_end(_fp)
# define _newlib_sfp_lock_start()
# define _newlib_sfp_lock_exit()
# define _newlib_sfp_lock_end()
#elif defined(_STDIO_WITH_THREAD_CANCELLATION_SUPPORT)
#include <pthread.h>
/* Start a stream oriented critical section: */
# define _newlib_flockfile_start(_fp) \
{ \
int __oldfpcancel; \
pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, &__oldfpcancel); \
if (!(_fp->_flags2 & __SNLK)) \
_flockfile (_fp)
/* Exit from a stream oriented critical section prematurely: */
# define _newlib_flockfile_exit(_fp) \
if (!(_fp->_flags2 & __SNLK)) \
_funlockfile (_fp); \
pthread_setcancelstate (__oldfpcancel, &__oldfpcancel);
/* End a stream oriented critical section: */
# define _newlib_flockfile_end(_fp) \
if (!(_fp->_flags2 & __SNLK)) \
_funlockfile (_fp); \
pthread_setcancelstate (__oldfpcancel, &__oldfpcancel); \
}
/* Start a stream list oriented critical section: */
# define _newlib_sfp_lock_start() \
{ \
int __oldsfpcancel; \
pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, &__oldsfpcancel); \
__sfp_lock_acquire ()
/* Exit from a stream list oriented critical section prematurely: */
# define _newlib_sfp_lock_exit() \
__sfp_lock_release (); \
pthread_setcancelstate (__oldsfpcancel, &__oldsfpcancel);
/* End a stream list oriented critical section: */
# define _newlib_sfp_lock_end() \
__sfp_lock_release (); \
pthread_setcancelstate (__oldsfpcancel, &__oldsfpcancel); \
}
Implement BSD/GNU unlocked stdio extensions. * libc/include/stdio.h (clearerr_unlocked, feof_unlocked, ferror_unlocked, fflush_unlocked, fgetc_unlocked, fgets_unlocked, fileno_unlocked, fputc_unlocked, fputs_unlocked, fread_unlocked, fwrite_unlocked): Declare. * libc/include/wchar.h (fgetwc_unlocked, fgetws_unlocked, fputwc_unlocked, fputws_unlocked, getwc_unlocked, getwchar_unlocked, putwc_unlocked, putwchar_unlocked): Declare. * libc/stdio/Makefile.am (ELIX_4_SOURCES): Add clearerr_u.c, feof_u.c, ferror_u.c, fflush_u.c, fgetc_u.c, fgets_u.c, fgetwc_u.c, fgetws_u.c, fileno_u.c, fputc_u.c, fputs_u.c, fputwc_u.c, fputws_u.c, fread_u.c, fwrite_u.c, getwc_u.c, getwchar_u.c, putwc_u.c, putwchar_u.c. Add necessary dependencies. * libc/stdio/Makefile.in: Regenerate. * libc/stdio/clearerr.c: Document unlocked variant. * libc/stdio/clearerr_u.c: New file. * libc/stdio/feof.c: Document unlocked variant. * libc/stdio/feof_u.c: New file. * libc/stdio/ferror.c: Document unlocked variant. * libc/stdio/ferror_u.c: New file. * libc/stdio/fflush.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fflush_u.c: New file. * libc/stdio/fgetc.c: Document unlocked variants. * libc/stdio/fgetc_u.c: New file. * libc/stdio/fgets.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fgets_u.c: New file. * libc/stdio/fgetwc.c: Document unlocked variants. (__fgetwc): Make non-static. * libc/stdio/fgetwc_u.c: New file. * libc/stdio/fgetws.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fgetws_u.c: New file. * libc/stdio/fileno.c: Document unlocked variant. * libc/stdio/fileno_u.c: New file. * libc/stdio/fputc.c: Document unlocked variants. * libc/stdio/fputc_u.c: New file. * libc/stdio/fputs.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fputs_u.c: New file. * libc/stdio/fputwc.c: Document unlocked variants. (__fputwc): Make non-static. * libc/stdio/fputwc_u.c: New file. * libc/stdio/fputws.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fputws_u.c: New file. * libc/stdio/fread.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fread_u.c: New file. * libc/stdio/fwrite.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fwrite_u.c: New file. * libc/stdio/getwc_u.c: New file. * libc/stdio/getwchar.c: Document unlocked variants. * libc/stdio/getwchar_u.c: New file. * libc/stdio/local.h: Define locking macros as empty ifdef __IMPL_UNLOCKED__. (__fgetwc, __fputwc): Declare. * libc/stdio/putwc_u.c: New file. * libc/stdio/putwchar.c: Document unlocked variants. * libc/stdio/putwchar_u.c: New file.
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#else /* !__SINGLE_THREAD__ && !__IMPL_UNLOCKED__ && !_STDIO_WITH_THREAD_CANCELLATION_SUPPORT */
# define _newlib_flockfile_start(_fp) \
{ \
if (!(_fp->_flags2 & __SNLK)) \
_flockfile (_fp)
# define _newlib_flockfile_exit(_fp) \
if (!(_fp->_flags2 & __SNLK)) \
_funlockfile(_fp); \
# define _newlib_flockfile_end(_fp) \
if (!(_fp->_flags2 & __SNLK)) \
_funlockfile(_fp); \
}
# define _newlib_sfp_lock_start() \
{ \
__sfp_lock_acquire ()
# define _newlib_sfp_lock_exit() \
__sfp_lock_release ();
# define _newlib_sfp_lock_end() \
__sfp_lock_release (); \
}
Implement BSD/GNU unlocked stdio extensions. * libc/include/stdio.h (clearerr_unlocked, feof_unlocked, ferror_unlocked, fflush_unlocked, fgetc_unlocked, fgets_unlocked, fileno_unlocked, fputc_unlocked, fputs_unlocked, fread_unlocked, fwrite_unlocked): Declare. * libc/include/wchar.h (fgetwc_unlocked, fgetws_unlocked, fputwc_unlocked, fputws_unlocked, getwc_unlocked, getwchar_unlocked, putwc_unlocked, putwchar_unlocked): Declare. * libc/stdio/Makefile.am (ELIX_4_SOURCES): Add clearerr_u.c, feof_u.c, ferror_u.c, fflush_u.c, fgetc_u.c, fgets_u.c, fgetwc_u.c, fgetws_u.c, fileno_u.c, fputc_u.c, fputs_u.c, fputwc_u.c, fputws_u.c, fread_u.c, fwrite_u.c, getwc_u.c, getwchar_u.c, putwc_u.c, putwchar_u.c. Add necessary dependencies. * libc/stdio/Makefile.in: Regenerate. * libc/stdio/clearerr.c: Document unlocked variant. * libc/stdio/clearerr_u.c: New file. * libc/stdio/feof.c: Document unlocked variant. * libc/stdio/feof_u.c: New file. * libc/stdio/ferror.c: Document unlocked variant. * libc/stdio/ferror_u.c: New file. * libc/stdio/fflush.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fflush_u.c: New file. * libc/stdio/fgetc.c: Document unlocked variants. * libc/stdio/fgetc_u.c: New file. * libc/stdio/fgets.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fgets_u.c: New file. * libc/stdio/fgetwc.c: Document unlocked variants. (__fgetwc): Make non-static. * libc/stdio/fgetwc_u.c: New file. * libc/stdio/fgetws.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fgetws_u.c: New file. * libc/stdio/fileno.c: Document unlocked variant. * libc/stdio/fileno_u.c: New file. * libc/stdio/fputc.c: Document unlocked variants. * libc/stdio/fputc_u.c: New file. * libc/stdio/fputs.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fputs_u.c: New file. * libc/stdio/fputwc.c: Document unlocked variants. (__fputwc): Make non-static. * libc/stdio/fputwc_u.c: New file. * libc/stdio/fputws.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fputws_u.c: New file. * libc/stdio/fread.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fread_u.c: New file. * libc/stdio/fwrite.c: Add __IMPL_UNLOCKED__ overrides. Document unlocked variants. * libc/stdio/fwrite_u.c: New file. * libc/stdio/getwc_u.c: New file. * libc/stdio/getwchar.c: Document unlocked variants. * libc/stdio/getwchar_u.c: New file. * libc/stdio/local.h: Define locking macros as empty ifdef __IMPL_UNLOCKED__. (__fgetwc, __fputwc): Declare. * libc/stdio/putwc_u.c: New file. * libc/stdio/putwchar.c: Document unlocked variants. * libc/stdio/putwchar_u.c: New file.
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#endif /* __SINGLE_THREAD__ || __IMPL_UNLOCKED__ */
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extern wint_t __fgetwc (struct _reent *, FILE *);
extern wint_t __fputwc (struct _reent *, wchar_t, FILE *);
extern u_char *__sccl (char *, u_char *fmt);
extern int __svfscanf_r (struct _reent *,FILE *, const char *,va_list);
extern int __ssvfscanf_r (struct _reent *,FILE *, const char *,va_list);
extern int __svfiscanf_r (struct _reent *,FILE *, const char *,va_list);
extern int __ssvfiscanf_r (struct _reent *,FILE *, const char *,va_list);
extern int __svfwscanf_r (struct _reent *,FILE *, const wchar_t *,va_list);
extern int __ssvfwscanf_r (struct _reent *,FILE *, const wchar_t *,va_list);
extern int __svfiwscanf_r (struct _reent *,FILE *, const wchar_t *,va_list);
extern int __ssvfiwscanf_r (struct _reent *,FILE *, const wchar_t *,va_list);
int _svfprintf_r (struct _reent *, FILE *, const char *,
2008-04-14 Jeff Johnston <jjohnstn@redhat.com> * libc/stdio/Makefile.am: Build vfprintf.c and vfscanf.c with -DSTRING_ONLY defined with and without -DINTEGER_ONLY defined to build special versions for sprintf/sscanf family functions. * libc/stdio/Makefile.in: Regenerated. * libc/stdio/vfprintf.c[STRING_ONLY][INTEGER_ONLY](_VFPRINTF_R): Redefine to be _svfiprintf_r which is optimized to work with siprintf family of functions (i.e. no I/O) and does not support floating-point. [STRING_ONLY][!INTEGER_ONLY](_VFPRINTF_R): Redefine to be _svfprintf_r which is optimized to work with sprintf family of functions and not use I/O. [STRING_ONLY](__sprint_r): New string only version of static function. designed to work with sprintf family of functions. * libc/stdio/vfscanf.c[STRING_ONLY][INTEGER_ONLY](_SVFSCANF_R): Redefine to be _ssvfiscanf_r which is optimized to work with siscanf family of functions (i.e. no I/O) and no float-point support. [STRING_ONLY][!INTEGER_ONLY](_SVFSCANF_R): Redefine to be __ssvfscanf_r which is optimized to work with sscanf family of functions and does not require I/O functions. * libc/stdio/asprintf.c: Call _svfprintf_r instead of _vfprintf_r. * libc/stdio/snprintf.c: Ditto. * libc/stdio/sprintf.c: Ditto. * libc/stdio/vasnprintf.c: Ditto. * libc/stdio/vasprintf.c: Ditto. * libc/stdio/siprintf.c: Call _svfiprintf_r instead of _vfiprintf_r. * libc/stdio/sniprintf.c: Ditto. * libc/stdio/vasiprintf.c: Ditto. * libc/stdio/vsiprintf.c: Ditto. * libc/stdio/vsniprintf.c: Ditto. * libc/stdio/vsprintf.c: Ditto. * libc/stdio/local.h: Add prototypes for _svfprintf_r, _svfiprintf_r, _ssvfscanf_r, and _ssvfiscanf_r. * libc/stdio/sscanf.c: Call _ssvfscanf_r instead of _svfscanf_r. * libc/stdio/vsscanf.c: Ditto. * libc/stdio/siscanf.c: Call _ssvfiscanf_r instead of _svfiscanf_r. * libc/stdio/vsiscanf.c: Ditto.
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va_list)
_ATTRIBUTE ((__format__ (__printf__, 3, 0)));
int _svfiprintf_r (struct _reent *, FILE *, const char *,
2008-04-14 Jeff Johnston <jjohnstn@redhat.com> * libc/stdio/Makefile.am: Build vfprintf.c and vfscanf.c with -DSTRING_ONLY defined with and without -DINTEGER_ONLY defined to build special versions for sprintf/sscanf family functions. * libc/stdio/Makefile.in: Regenerated. * libc/stdio/vfprintf.c[STRING_ONLY][INTEGER_ONLY](_VFPRINTF_R): Redefine to be _svfiprintf_r which is optimized to work with siprintf family of functions (i.e. no I/O) and does not support floating-point. [STRING_ONLY][!INTEGER_ONLY](_VFPRINTF_R): Redefine to be _svfprintf_r which is optimized to work with sprintf family of functions and not use I/O. [STRING_ONLY](__sprint_r): New string only version of static function. designed to work with sprintf family of functions. * libc/stdio/vfscanf.c[STRING_ONLY][INTEGER_ONLY](_SVFSCANF_R): Redefine to be _ssvfiscanf_r which is optimized to work with siscanf family of functions (i.e. no I/O) and no float-point support. [STRING_ONLY][!INTEGER_ONLY](_SVFSCANF_R): Redefine to be __ssvfscanf_r which is optimized to work with sscanf family of functions and does not require I/O functions. * libc/stdio/asprintf.c: Call _svfprintf_r instead of _vfprintf_r. * libc/stdio/snprintf.c: Ditto. * libc/stdio/sprintf.c: Ditto. * libc/stdio/vasnprintf.c: Ditto. * libc/stdio/vasprintf.c: Ditto. * libc/stdio/siprintf.c: Call _svfiprintf_r instead of _vfiprintf_r. * libc/stdio/sniprintf.c: Ditto. * libc/stdio/vasiprintf.c: Ditto. * libc/stdio/vsiprintf.c: Ditto. * libc/stdio/vsniprintf.c: Ditto. * libc/stdio/vsprintf.c: Ditto. * libc/stdio/local.h: Add prototypes for _svfprintf_r, _svfiprintf_r, _ssvfscanf_r, and _ssvfiscanf_r. * libc/stdio/sscanf.c: Call _ssvfscanf_r instead of _svfscanf_r. * libc/stdio/vsscanf.c: Ditto. * libc/stdio/siscanf.c: Call _ssvfiscanf_r instead of _svfiscanf_r. * libc/stdio/vsiscanf.c: Ditto.
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va_list)
_ATTRIBUTE ((__format__ (__printf__, 3, 0)));
int _svfwprintf_r (struct _reent *, FILE *, const wchar_t *,
va_list);
int _svfiwprintf_r (struct _reent *, FILE *, const wchar_t *,
va_list);
extern FILE *__sfp (struct _reent *);
extern int __sflags (struct _reent *,const char*, int*);
extern int __sflush_r (struct _reent *,FILE *);
#ifdef _STDIO_BSD_SEMANTICS
extern int __sflushw_r (struct _reent *,FILE *);
#endif
extern int __srefill_r (struct _reent *,FILE *);
extern _READ_WRITE_RETURN_TYPE __sread (struct _reent *, void *, char *,
_READ_WRITE_BUFSIZE_TYPE);
extern _READ_WRITE_RETURN_TYPE __seofread (struct _reent *, void *,
char *,
_READ_WRITE_BUFSIZE_TYPE);
extern _READ_WRITE_RETURN_TYPE __swrite (struct _reent *, void *,
const char *,
_READ_WRITE_BUFSIZE_TYPE);
extern _fpos_t __sseek (struct _reent *, void *, _fpos_t, int);
extern int __sclose (struct _reent *, void *);
extern int __stextmode (int);
extern void __sinit (struct _reent *);
extern void __smakebuf_r (struct _reent *, FILE *);
extern int __swhatbuf_r (struct _reent *, FILE *, size_t *, int *);
extern int __submore (struct _reent *, FILE *);
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#ifdef __LARGE64_FILES
extern _fpos64_t __sseek64 (struct _reent *, void *, _fpos64_t, int);
extern _READ_WRITE_RETURN_TYPE __swrite64 (struct _reent *, void *,
const char *,
_READ_WRITE_BUFSIZE_TYPE);
#endif
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/* Called by the main entry point fns to ensure stdio has been initialized. */
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#define CHECK_INIT(ptr, fp) \
2013-04-29 Sebastian Huber <sebastian.huber@embedded-brains.de> * libc/stdio/local.h (CHECK_INIT): Evaluate argument only once. (CHECK_STD_INIT): Likewise. * libc/stdio/fgetc.c (fgetc): Use local variable for _REENT. * libc/stdio/fgetwc.c (fwgetc): Likewise. * libc/stdio/fgetws.c (fgetws): Likewise. * libc/stdio/fputc.c (fputc): Likewise. * libc/stdio/fputwc.c (fputwc): Likewise. * libc/stdio/fputws.c (fputws): Likewise. * libc/stdio/getc.c (getc): Likewise. * libc/stdio/getchar.c (_getchar_r): Likewise. * libc/stdio/putc.c (putc): Likewise. * libc/stdio/putchar.c (putchar): Likewise. * libc/stdio/scanf.c (scanf): Likewise. * libc/stdio/setvbuf.c (setvbuf): Likewise. * libc/stdio/ungetwc.c (ungetwc): Likewise. * libc/stdio/vfscanf.c (VFSCANF): Likewise. * libc/stdio/vfwscanf.c (VFWSCANF): Likewise. * libc/stdio/viprintf.c (viprintf): Likewise. * libc/stdio/viscanf.c (viscanf): Likewise. * libc/stdio/vprintf.c (vprintf): Likewise. * libc/stdio/vscanf.c (vscanf): Likewise. * libc/stdio/vwprintf.c (vwprintf): Likewise. * libc/stdio/vwscanf.c (vwscanf): Likewise. * libc/stdio/wscanf.c (wscanf): Likewise. * libc/stdlib/ecvtbuf.c (fcvtbuf): Likewise. (fcvtbuf): Likewise. (ecvtbuf): Likewise. (ecvtbuf): Likewise. * libc/stdlib/mblen.c (mblen): Likewise. * libc/stdlib/mbrlen.c (mbrlen): Likewise. * libc/stdlib/mbrtowc.c (mbrtowc): Likewise. * libc/stdlib/mbtowc.c (mbtowc): Likewise. * libc/stdlib/rand.c (srand): Likewise. (rand): Likewise. * libc/stdlib/wcrtomb.c (wcrtomb): Likewise. * libc/stdlib/wctob.c (wctob): Likewise. * libc/stdlib/wctomb.c (wctomb): Likewise. * libc/string/strtok.c (strtok): Likewise. * libc/time/asctime.c (asctime): Likewise. * libc/time/gmtime.c (gmtime): Likewise. * libc/time/lcltime.c (lcltime): Likewise.
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do \
{ \
struct _reent *_check_init_ptr = (ptr); \
if (!_REENT_IS_NULL(_check_init_ptr) && \
!_REENT_CLEANUP(_check_init_ptr)) \
2013-04-29 Sebastian Huber <sebastian.huber@embedded-brains.de> * libc/stdio/local.h (CHECK_INIT): Evaluate argument only once. (CHECK_STD_INIT): Likewise. * libc/stdio/fgetc.c (fgetc): Use local variable for _REENT. * libc/stdio/fgetwc.c (fwgetc): Likewise. * libc/stdio/fgetws.c (fgetws): Likewise. * libc/stdio/fputc.c (fputc): Likewise. * libc/stdio/fputwc.c (fputwc): Likewise. * libc/stdio/fputws.c (fputws): Likewise. * libc/stdio/getc.c (getc): Likewise. * libc/stdio/getchar.c (_getchar_r): Likewise. * libc/stdio/putc.c (putc): Likewise. * libc/stdio/putchar.c (putchar): Likewise. * libc/stdio/scanf.c (scanf): Likewise. * libc/stdio/setvbuf.c (setvbuf): Likewise. * libc/stdio/ungetwc.c (ungetwc): Likewise. * libc/stdio/vfscanf.c (VFSCANF): Likewise. * libc/stdio/vfwscanf.c (VFWSCANF): Likewise. * libc/stdio/viprintf.c (viprintf): Likewise. * libc/stdio/viscanf.c (viscanf): Likewise. * libc/stdio/vprintf.c (vprintf): Likewise. * libc/stdio/vscanf.c (vscanf): Likewise. * libc/stdio/vwprintf.c (vwprintf): Likewise. * libc/stdio/vwscanf.c (vwscanf): Likewise. * libc/stdio/wscanf.c (wscanf): Likewise. * libc/stdlib/ecvtbuf.c (fcvtbuf): Likewise. (fcvtbuf): Likewise. (ecvtbuf): Likewise. (ecvtbuf): Likewise. * libc/stdlib/mblen.c (mblen): Likewise. * libc/stdlib/mbrlen.c (mbrlen): Likewise. * libc/stdlib/mbrtowc.c (mbrtowc): Likewise. * libc/stdlib/mbtowc.c (mbtowc): Likewise. * libc/stdlib/rand.c (srand): Likewise. (rand): Likewise. * libc/stdlib/wcrtomb.c (wcrtomb): Likewise. * libc/stdlib/wctob.c (wctob): Likewise. * libc/stdlib/wctomb.c (wctomb): Likewise. * libc/string/strtok.c (strtok): Likewise. * libc/time/asctime.c (asctime): Likewise. * libc/time/gmtime.c (gmtime): Likewise. * libc/time/lcltime.c (lcltime): Likewise.
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__sinit (_check_init_ptr); \
} \
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while (0)
/* Return true and set errno and stream error flag iff the given FILE
cannot be written now. */
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#define cantwrite(ptr, fp) \
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((((fp)->_flags & __SWR) == 0 || (fp)->_bf._base == NULL) && \
__swsetup_r(ptr, fp))
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/* Test whether the given stdio file has an active ungetc buffer;
release such a buffer, without restoring ordinary unread data. */
#define HASUB(fp) ((fp)->_ub._base != NULL)
#define FREEUB(ptr, fp) { \
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if ((fp)->_ub._base != (fp)->_ubuf) \
_free_r(ptr, (char *)(fp)->_ub._base); \
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(fp)->_ub._base = NULL; \
}
/* Test for an fgetline() buffer. */
#define HASLB(fp) ((fp)->_lb._base != NULL)
#define FREELB(ptr, fp) { _free_r(ptr,(char *)(fp)->_lb._base); \
(fp)->_lb._base = NULL; }
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#ifdef _WIDE_ORIENT
2008-12-10 Corinna Vinschen <corinna@vinschen.de> Implement basic wide char stdio functionality, based on FreeBSD. * libc/include/stdio.h (__SORD): Define. (__SWID): Define. * libc/include/wchar.h: Add declarations for new wide char functions. (getwc): Define as macro. (getwchar): Ditto. (putwc): Ditto. (putwchar): Ditto. * libc/include/sys/reent.h (struct __sFILE): Add _mbstate member. (struct __sFILE64): Ditto. * libc/stdio/Makefile.am (ELIX_4_SOURCES): Add fgetwc.c, fgetws.c, fputwc.c, fputws.c, fwide.c, getwc.c, getwchar.c, putwc.c, putwchar.c and ungetwc.c. (CHEWOUT_FILES): Add fgetwc.def, fgetws.def, fputwc.def, fputws.def, fwide.def, getwc.def, getwchar.def, putwc.def, putwchar.def and ungetwc.def. Add header dependency rules for the new files. * libc/stdio/Makefile.in: Regenerate. * libc/stdio/fgetwc.c: New file, implementing fgetwc and _fgetwc_r. * libc/stdio/fgetws.c: New file, implementing fgetws and _fgetws_r. * libc/stdio/findfp.c (std): Initialize FILE's _mbstate member. (__sfmoreglue): Ditto. * libc/stdio/fputs.c (_fputs_r): Set stream orientation. * libc/stdio/fputwc.c: New file, implementing fputwc and _fputwc_r. * libc/stdio/fputws.c: New file, implementing fputws and _fputws_r. * libc/stdio/fread.c (_fread_r): Set stream orientation. * libc/stdio/freopen.c (_freopen_r): Reset stream orientation. Reset _mbstate. * libc/stdio/fseek.c (_fseek_r): Reset _mbstate. * libc/stdio/fwide.c: New file, implementing fwide and _fwide_r. * libc/stdio/fwrite.c (_fwrite_r): Set stream orientation. * libc/stdio/getwc.c: New file, implementing getwc and _getwc_r. * libc/stdio/getwchar.c: New file, implementing getwchar and _getwchar_r. * libc/stdio/local.h (ORIENT): New macro. * libc/stdio/puts.c (_puts_r): Set stream orientation. * libc/stdio/putwc.c: New file, implementing putwc and _putwc_r. * libc/stdio/putwchar.c: New file, implementing putwchar and _putwchar_r. * libc/stdio/refill.c (__srefill_r): Set stream orientation. * libc/stdio/stdio.tex: Add documentation for new functions. * libc/stdio/ungetc.c (_ungetc_r): Set stream orientation. * libc/stdio/ungetwc.c: New file, implementing ungetwc and _ungetwc_r. * libc/stdio/vfscanf.c (__SVFSCANF_R): Set stream orientation. * libc/stdio/wbuf.c (__swbuf_r): Ditto.
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/*
* Set the orientation for a stream. If o > 0, the stream has wide-
* orientation. If o < 0, the stream has byte-orientation.
*/
#define ORIENT(fp,ori) \
do \
{ \
if (!((fp)->_flags & __SORD)) \
{ \
(fp)->_flags |= __SORD; \
if (ori > 0) \
(fp)->_flags2 |= __SWID; \
else \
(fp)->_flags2 &= ~__SWID; \
} \
} \
while (0)
#else
#define ORIENT(fp,ori)
#endif
2008-12-10 Corinna Vinschen <corinna@vinschen.de> Implement basic wide char stdio functionality, based on FreeBSD. * libc/include/stdio.h (__SORD): Define. (__SWID): Define. * libc/include/wchar.h: Add declarations for new wide char functions. (getwc): Define as macro. (getwchar): Ditto. (putwc): Ditto. (putwchar): Ditto. * libc/include/sys/reent.h (struct __sFILE): Add _mbstate member. (struct __sFILE64): Ditto. * libc/stdio/Makefile.am (ELIX_4_SOURCES): Add fgetwc.c, fgetws.c, fputwc.c, fputws.c, fwide.c, getwc.c, getwchar.c, putwc.c, putwchar.c and ungetwc.c. (CHEWOUT_FILES): Add fgetwc.def, fgetws.def, fputwc.def, fputws.def, fwide.def, getwc.def, getwchar.def, putwc.def, putwchar.def and ungetwc.def. Add header dependency rules for the new files. * libc/stdio/Makefile.in: Regenerate. * libc/stdio/fgetwc.c: New file, implementing fgetwc and _fgetwc_r. * libc/stdio/fgetws.c: New file, implementing fgetws and _fgetws_r. * libc/stdio/findfp.c (std): Initialize FILE's _mbstate member. (__sfmoreglue): Ditto. * libc/stdio/fputs.c (_fputs_r): Set stream orientation. * libc/stdio/fputwc.c: New file, implementing fputwc and _fputwc_r. * libc/stdio/fputws.c: New file, implementing fputws and _fputws_r. * libc/stdio/fread.c (_fread_r): Set stream orientation. * libc/stdio/freopen.c (_freopen_r): Reset stream orientation. Reset _mbstate. * libc/stdio/fseek.c (_fseek_r): Reset _mbstate. * libc/stdio/fwide.c: New file, implementing fwide and _fwide_r. * libc/stdio/fwrite.c (_fwrite_r): Set stream orientation. * libc/stdio/getwc.c: New file, implementing getwc and _getwc_r. * libc/stdio/getwchar.c: New file, implementing getwchar and _getwchar_r. * libc/stdio/local.h (ORIENT): New macro. * libc/stdio/puts.c (_puts_r): Set stream orientation. * libc/stdio/putwc.c: New file, implementing putwc and _putwc_r. * libc/stdio/putwchar.c: New file, implementing putwchar and _putwchar_r. * libc/stdio/refill.c (__srefill_r): Set stream orientation. * libc/stdio/stdio.tex: Add documentation for new functions. * libc/stdio/ungetc.c (_ungetc_r): Set stream orientation. * libc/stdio/ungetwc.c: New file, implementing ungetwc and _ungetwc_r. * libc/stdio/vfscanf.c (__SVFSCANF_R): Set stream orientation. * libc/stdio/wbuf.c (__swbuf_r): Ditto.
2008-12-11 07:43:12 +08:00
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/* WARNING: _dcvt is defined in the stdlib directory, not here! */
char *_dcvt (struct _reent *, char *, double, int, int, char, int);
char *_sicvt (char *, short, char);
char *_icvt (char *, int, char);
char *_licvt (char *, long, char);
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#ifdef __GNUC__
char *_llicvt (char *, long long, char);
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#endif
#define CVT_BUF_SIZE 128
#define NDYNAMIC 4 /* add four more whenever necessary */
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#ifdef __SINGLE_THREAD__
#define __sfp_lock_acquire()
#define __sfp_lock_release()
#define __sinit_lock_acquire()
#define __sinit_lock_release()
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#else
void __sfp_lock_acquire (void);
void __sfp_lock_release (void);
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#endif
/* Types used in positional argument support in vfprinf/vfwprintf.
The implementation is char/wchar_t dependent but the class and state
tables are only defined once in vfprintf.c. */
typedef enum __packed {
ZERO, /* '0' */
DIGIT, /* '1-9' */
DOLLAR, /* '$' */
MODFR, /* spec modifier */
SPEC, /* format specifier */
DOT, /* '.' */
STAR, /* '*' */
FLAG, /* format flag */
OTHER, /* all other chars */
MAX_CH_CLASS /* place-holder */
} __CH_CLASS;
typedef enum __packed {
START, /* start */
SFLAG, /* seen a flag */
WDIG, /* seen digits in width area */
WIDTH, /* processed width */
SMOD, /* seen spec modifier */
SDOT, /* seen dot */
VARW, /* have variable width specifier */
VARP, /* have variable precision specifier */
PREC, /* processed precision */
VWDIG, /* have digits in variable width specification */
VPDIG, /* have digits in variable precision specification */
DONE, /* done */
MAX_STATE, /* place-holder */
} __STATE;
typedef enum __packed {
NOOP, /* do nothing */
NUMBER, /* build a number from digits */
SKIPNUM, /* skip over digits */
GETMOD, /* get and process format modifier */
GETARG, /* get and process argument */
GETPW, /* get variable precision or width */
GETPWB, /* get variable precision or width and pushback fmt char */
GETPOS, /* get positional parameter value */
PWPOS, /* get positional parameter value for variable width or precision */
} __ACTION;
extern const __CH_CLASS __chclass[256];
extern const __STATE __state_table[MAX_STATE][MAX_CH_CLASS];
extern const __ACTION __action_table[MAX_STATE][MAX_CH_CLASS];