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opnsense-src/lib/libc/stdio
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Konstantin Belousov bafaa70b6f libc __sfvwrite(): roll back FILE buffer pointer on fflush error 
__sfvwrite() advances the pointer before calling fflush.  If fflush()
fails, it is not enough to roll back inside it, because we cannot know
how much was advanced by the caller.

Reported by:	Peter <pmc@citylink.dinoex.sub.org>
Reviewed by:	markj
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Fixes:	86a16ada1e
2022-03-06 10:29:51 -05:00
..
_flock_stub.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
asprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
clrerr.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
dprintf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fclose.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
fclose.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fcloseall.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fdopen.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
feof.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
ferror.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
ferror.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fflush.3 libc manpages: various improvements from NetBSD 2020-06-14 05:59:30 +00:00
fflush.c __sflush(): on write error, if nothing was written, reset FILE state back 2022-01-25 17:26:05 +02:00
fgetc.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fgetln.3 fgetln(3): Add a Caveats Section 2020-06-18 13:13:04 +00:00
fgetln.c GC a historical artifact. 2019-02-07 23:17:44 +00:00
fgetpos.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fgets.3 libc: remove gets 2019-09-01 16:12:05 +00:00
fgets.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fgetwc.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fgetwln.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
fgetwln.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fgetws.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
fgetws.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fileno.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
findfp.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
flags.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
floatio.h General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
flockfile.3
fmemopen.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fopen.3 libc manpages: various improvements from NetBSD 2020-06-14 05:59:30 +00:00
fopen.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fopencookie.3 fopencookie(3): declare function pointers in SYNOPSIS correctly 2017-05-23 07:15:57 +00:00
fopencookie.c
fprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fpurge.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fputc.c libc: provide fputc_unlocked 2020-02-02 19:45:12 +00:00
fputs.3 stdio: provide _unlocked variants of fflush, fputc, fputs, fread, fwrite 2020-01-30 03:31:16 +00:00
fputs.c stdio: provide _unlocked variants of fflush, fputc, fputs, fread, fwrite 2020-01-30 03:31:16 +00:00
fputwc.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fputws.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
fputws.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fread.3 stdio: provide _unlocked variants of fflush, fputc, fputs, fread, fwrite 2020-01-30 03:31:16 +00:00
fread.c fread.c: fix undefined behavior 2022-01-16 00:43:56 +01:00
freopen.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fscanf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fseek.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
fseek.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fsetpos.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
ftell.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
funopen.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
funopen.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fvwrite.c libc __sfvwrite(): roll back FILE buffer pointer on fflush error 2022-03-06 10:29:51 -05:00
fvwrite.h General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fwalk.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
fwide.3
fwide.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fwprintf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
fwrite.c stdio: provide _unlocked variants of fflush, fputc, fputs, fread, fwrite 2020-01-30 03:31:16 +00:00
fwscanf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
getc.3 Add HISTORY section to getc(3) 2020-04-10 09:37:20 +00:00
getc.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
getchar.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
getdelim.c getdelim(3): Fix losing data on [EAGAIN] 2021-09-02 11:26:26 -07:00
getline.3
getline.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
gets.c libc: remove gets 2019-09-01 16:12:05 +00:00
gets_s.c Conform to Berne Convention. 2018-05-19 21:26:07 +00:00
getw.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
getwc.3 Note some functions that appeared in First Edition Unix 2020-04-01 22:50:41 +00:00
getwc.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
getwchar.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
glue.h General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
local.h General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
makebuf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
Makefile.inc stdio: provide _unlocked variants of fflush, fputc, fputs, fread, fwrite 2020-01-30 03:31:16 +00:00
mktemp.3 Add mkostempsat(3). 2019-07-29 19:02:16 +00:00
mktemp.c libc: try to skip memcpy in _gettemp 2021-01-24 11:06:36 +00:00
open_memstream.3 open_memstream(3): fix typo 2021-04-28 12:18:25 +03:00
open_memstream.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
open_wmemstream.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
perror.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
printf-pos.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
printf.3 Implement printf(3) family %m format string extension. 2018-05-22 11:05:40 +00:00
printf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
printf_l.3
printfcommon.h General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
printflocal.h General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
putc.3 stdio: provide _unlocked variants of fflush, fputc, fputs, fread, fwrite 2020-01-30 03:31:16 +00:00
putc.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
putchar.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
puts.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
putw.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
putwc.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
putwc.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
putwchar.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
refill.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
remove.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
remove.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
rewind.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
rget.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
scanf.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
scanf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
scanf_l.3
setbuf.3 libc manpages: various improvements from NetBSD 2020-06-14 05:59:30 +00:00
setbuf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
setbuffer.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
setvbuf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
snprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
sprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
sscanf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
stdio.3 libc: remove gets 2019-09-01 16:12:05 +00:00
stdio.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
swprintf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
swscanf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
Symbol.map libc: provide fputc_unlocked 2020-02-02 19:45:12 +00:00
tempnam.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
tmpfile.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
tmpnam.3 tmpnam(3): Also mention tmpfile in the ENVIRONMENT section 2020-08-07 16:20:07 +00:00
tmpnam.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
ungetc.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
ungetc.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
ungetwc.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
ungetwc.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
vasprintf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
vdprintf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
vfprintf.c Implement printf(3) family %m format string extension. 2018-05-22 11:05:40 +00:00
vfscanf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
vfwprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
vfwscanf.c libc/stdio/vfwscanf.c::convert_wstring(): wcp0 is write-only 2021-11-29 17:39:51 +02:00
vprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
vscanf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
vsnprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
vsprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
vsscanf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
vswprintf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
vswscanf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
vwprintf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
vwscanf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
wbuf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
wprintf.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
wprintf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
wscanf.3 Renumber copyright clause 4 2017-02-28 23:42:47 +00:00
wscanf.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
wsetup.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
xprintf.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
xprintf_errno.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
xprintf_float.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
xprintf_hexdump.c Truncate negative lengths to zero 2017-11-27 09:57:37 +00:00
xprintf_int.c __printf_render_int(): small type change to match use. 2018-02-23 01:11:57 +00:00
xprintf_quote.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
xprintf_str.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
xprintf_time.c General further adoption of SPDX licensing ID tags. 2017-11-20 19:49:47 +00:00
xprintf_vis.c libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00