968738f9b1
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.
2014-12-18 14:55:21 +00:00
380c9f6165
2013-11-26 Julio Gutierrez <jgutleyva@gmail.com>
...
*libc/include/wchar.h: Add restrict keyword.
*libc/stdio/fgetws.c (fgetws): ditto.
*libc/stdio/fputws.c (fputws): ditto.
*libc/stdio/fwprintf.c (fwprintf): ditto.
*libc/stdio/fwscanf.c (fwscanf): ditto.
*libc/stdio/swprintf.c (swprintf): ditto.
*libc/stdio/swscanf.c (swscanf): ditto.
*libc/stdio/vfwprintf.c (vfwprintf): ditto.
*libc/stdio/vfwscanf.c (vfwscanf): ditto.
*libc/stdio/vswprintf.c (vswprintf): ditto.
*libc/stdio/vswscanf.c (vswscanf): ditto.
*libc/stdio/vwprintf.c (vwprintf): ditto.
*libc/stdio/vwscanf.c (vwscanf): ditto.
*libc/stdio/wprintf.c (wprintf): ditto.
*libc/stdio/wscanf.c (wscanf): ditto.
*libc/stdlib/mbrlen.c (mbrlen): ditto.
*libc/stdlib/mbrtowc.c (mbrtowc): ditto.
*libc/stdlib/mbsnrtowcs.c (mbsnrtowcs): ditto.
*libc/stdlib/mbsrtowcs.c (mbsrtowcs): ditto.
*libc/stdlib/wcrtomb.c (wcrtomb): ditto.
*libc/stdlib/wcsnrtombs.c (wcsnrtombs): ditto.
*libc/stdlib/wcsrtombs.c (wcsrtombs): ditto.
*libc/stdlib/wcstod.c (wcstod): ditto.
*libc/stdlib/wcstol.c (wcstol): ditto.
*libc/stdlib/wcstold.c (wcstold): ditto.
*libc/stdlib/wcstoll.c (wcstoll): ditto.
*libc/stdlib/wcstoul.c (wcstoul): ditto.
*libc/stdlib/wcstoull.c (cstoull): ditto.
*libc/string/wcpcpy.c (wcpcpy): ditto.
*libc/string/wcpncpy.c (wcpncpy): ditto.
*libc/string/wcscat.c (wcscat): ditto.
*libc/string/wcscpy.c (wcscpy): ditto.
*libc/string/wcsncat.c (wcsncat): ditto.
*libc/string/wcsncpy.c (wcsncpy): ditto.
*libc/string/wcsstr.c (wcsstr): ditto.
*libc/string/wcstok.c (wcstok): ditto.
*libc/string/wcsxfrm.c (wcsxfrm): ditto.
*libc/string/wmemcpy.c (wmemcpy): ditto.
2013-11-26 17:21:01 +00:00
b334e6660a
2013-04-29 Sebastian Huber <sebastian.huber@embedded-brains.de>
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* 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.
2013-04-29 21:06:23 +00:00
53bbfeed98
* libc/stdio/fgetws.c (_fgetws_r): Call _mbsnrtowcs_r rather than
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_mbsrtowcs_r and restrict number of wide chars to n - 1.
2012-05-30 14:42:52 +00:00
4aa28d8ae2
* libc/stdio/local.h (_newlib_flockfile_start): New macro to
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secure stream related critical section against thread cancellation.
(_newlib_flockfile_exit): Ditto.
(_newlib_sfp_lock_end): Ditto.
(_newlib_sfp_lock_start): Ditto for the list of streams.
(_newlib_sfp_lock_exit): Ditto.
(_newlib_sfp_lock_end): Ditto.
Use aforementioned macros in place of _flockfile/_funlockfile
and __sfp_lock_acquire/__sfp_lock_release throughout the code.
* libc/stdio/fclose.c: Explicitely disable and re-enable thread
cancellation. Explain why.
* libc/stdio/freopen.c: Ditto.
* libc/stdio64/freopen64.c: Ditto.
2012-05-30 08:58:42 +00:00
656df313e0
* libc/stdio/fclose.c: Only use sfp lock to guard non-atomic
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changes of flags and fp lock.
* libc/stdio/freopen.c: Ditto.
* libc/stdio/freopen64.c: Ditto.
* libc/stdio/fgetc.c: Revert change from 2009-04-24, remove sfp locks
which guard entire function to avoid potential deadlocks when using
stdio functions in multiple thraeds.
* libc/stdio/fgets.c: Ditto.
* libc/stdio/fgetwc.c: Ditto.
* libc/stdio/fgetws.c: Ditto.
* libc/stdio/fread.c: Ditto.
* libc/stdio/fseek.c: Ditto.
* libc/stdio/getc.c: Ditto.
* libc/stdio/getdelim.c: Ditto.
* libc/stdio/gets.c: Ditto.
* libc/stdio/vfscanf.c: Ditto.
* libc/stdio/vfwscanf.c: Ditto.
* libc/stdio/fflush.c (_fflush_r): Split out core functionality into
new function __sflush_r. Just lock file and call __sflush_r from here.
* libc/stdio/fwalk.c (_fwalk): Remove static helper function and move
functionality back into main function. Don't walk a file with flags
value of 1. Add comment.
(_fwalk_reent): Ditto.
* libc/stdio/local.h (__sflush_r): Declare.
* libc/stdio/refill.c (__srefill): Before calling fwalk, set flags
value to 1 so this file pointer isn't walked. Revert flags afterwards
and call __sflush_r for this fp if necessary. Add comments.
2011-01-28 10:49:11 +00:00
bcde129400
2009-04-24 Jeff johnston <jjohnstn@redhat.com>
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* libc/stdio/fgetc.c: Make sure sfp lock is acquired before the
file lock and released before the file lock to avoid a deadlock
scenario.
* libc/stdio/fgets.c: Ditto.
* libc/stdio/fgetwc.c: Ditto.
* libc/stdio/fgetws.c: Ditto.
* libc/stdio/fread.c: Ditto.
* libc/stdio/fseek.c: Ditto.
* libc/stdio/getc.c: Ditto.
* libc/stdio/getdelim.c: Ditto.
* libc/stdio/gets.c: Ditto.
2009-04-24 22:52:52 +00:00
d0b85c158f
* libc/include/wchar.h (fwscanf, swscanf, vfwscanf, vswscanf, vwscanf,
...
wscanf): Declare.
(_fwscanf_r, _swscanf_r, _vfwscanf_r, _vswscanf_r, _vwscanf_r,
_wscanf_r): Declare.
* libc/stdio/Makefile.am: Add new wscanf files.
* libc/stdio/Makefile.in: Regenerate.
* libc/stdio/fwscanf.c: New file.
* libc/stdio/local.h (__svfwscanf_r, __ssvfwscanf_r, __svfiwscanf_r,
__ssvfiwscanf_r): Declare.
* libc/stdio/stdio.tex: Add new documentation references.
* libc/stdio/swscanf.c: New file.
* libc/stdio/vfwscanf.c: New file.
* libc/stdio/vswscanf.c: New file.
* libc/stdio/vwscanf.c: New file.
* libc/stdio/wscanf.c: New file.
* libc/stdio/vfscanf.c (_sungetc_r): Make externaly available. Only
define if INTEGER_ONLY is defined. Declare otherwise.
(__ssrefill_r): Ditto.
(_sfread_r): Ditto.
Remove static eofread/eofread1 functions and use __seofread
function instead, throughout.
* libc/stdio/local.h (__seofread): Declare.
* libc/stdio/stdio.c (__seofread): Define.
* libc/stdio/fgetwc.c (__fgetwc): Fix compiler warning.
* libc/stdio/fgetws.c (_fgetws_r): Ditto.
* libc/stdio/fread.c (_fread_r): Ditto.
* libc/stdio/vfprintf.c: Ditto.
* libc/stdio/vswprintf.c: Ditto.
2009-03-11 11:53:22 +00:00
0751f22675
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.
2008-12-10 23:43:12 +00:00
Yaakov Selkowitz
Joel Sherrill
Jeff Johnston
Corinna Vinschen