diff options
Diffstat (limited to 'newlib/libc/stdio/clearerr.c')
| -rw-r--r-- | newlib/libc/stdio/clearerr.c | 23 |
1 files changed, 1 insertions, 22 deletions
diff --git a/newlib/libc/stdio/clearerr.c b/newlib/libc/stdio/clearerr.c index 9bf0837f5..ed4603ba2 100644 --- a/newlib/libc/stdio/clearerr.c +++ b/newlib/libc/stdio/clearerr.c @@ -17,31 +17,20 @@ /* FUNCTION -<<clearerr>>, <<clearerr_unlocked>>---clear file or stream error indicator +<<clearerr>>---clear file or stream error indicator INDEX clearerr -INDEX - clearerr_unlocked ANSI_SYNOPSIS #include <stdio.h> void clearerr(FILE *<[fp]>); - #define _BSD_SOURCE - #include <stdio.h> - void clearerr_unlocked(FILE *<[fp]>); - TRAD_SYNOPSIS #include <stdio.h> void clearerr(<[fp]>) FILE *<[fp]>; - #define _BSD_SOURCE - #include <stdio.h> - void clearerr_unlocked(<[fp]>) - FILE *<[fp]>; - DESCRIPTION The <<stdio>> functions maintain an error indicator with each file pointer <[fp]>, to record whether any read or write errors have @@ -53,14 +42,6 @@ Use <<clearerr>> to reset both of these indicators. See <<ferror>> and <<feof>> to query the two indicators. -<<clearerr_unlocked>> is a non-thread-safe version of <<clearerr>>. -<<clearerr_unlocked>> may only safely be used within a scope -protected by flockfile() (or ftrylockfile()) and funlockfile(). This -function may safely be used in a multi-threaded program if and only -if they are called while the invoking thread owns the (FILE *) -object, as is the case after a successful call to the flockfile() or -ftrylockfile() functions. If threads are disabled, then -<<clearerr_unlocked>> is equivalent to <<clearerr>>. RETURNS <<clearerr>> does not return a result. @@ -68,8 +49,6 @@ RETURNS PORTABILITY ANSI C requires <<clearerr>>. -<<clearerr_unlocked>> is a BSD extension also provided by GNU libc. - No supporting OS subroutines are required. */ |