diff options
Diffstat (limited to 'newlib/libc/stdio/fputc.c')
| -rw-r--r-- | newlib/libc/stdio/fputc.c | 41 |
1 files changed, 3 insertions, 38 deletions
diff --git a/newlib/libc/stdio/fputc.c b/newlib/libc/stdio/fputc.c index 0aad0a9f7..f380717d1 100644 --- a/newlib/libc/stdio/fputc.c +++ b/newlib/libc/stdio/fputc.c @@ -17,55 +17,32 @@ /* FUNCTION -<<fputc>>, <<fputc_unlocked>>---write a character on a stream or file +<<fputc>>---write a character on a stream or file INDEX fputc INDEX - fputc_unlocked -INDEX _fputc_r -INDEX - _fputc_unlocked_r ANSI_SYNOPSIS #include <stdio.h> int fputc(int <[ch]>, FILE *<[fp]>); - #define _BSD_SOURCE - #include <stdio.h> - int fputc_unlocked(int <[ch]>, FILE *<[fp]>); - #include <stdio.h> int _fputc_r(struct _rent *<[ptr]>, int <[ch]>, FILE *<[fp]>); - #include <stdio.h> - int _fputc_unlocked_r(struct _rent *<[ptr]>, int <[ch]>, FILE *<[fp]>); - TRAD_SYNOPSIS #include <stdio.h> int fputc(<[ch]>, <[fp]>) int <[ch]>; FILE *<[fp]>; - #define _BSD_SOURCE - #include <stdio.h> - int fputc_unlocked(<[ch]>, <[fp]>) - int <[ch]>; - FILE *<[fp]>; - #include <stdio.h> int _fputc_r(<[ptr]>, <[ch]>, <[fp]>) struct _reent *<[ptr]>; int <[ch]>; FILE *<[fp]>; - #include <stdio.h> - int _fputc_unlocked_r(<[ptr]>, <[ch]>, <[fp]>) - struct _reent *<[ptr]>; - int <[ch]>; - FILE *<[fp]>; - DESCRIPTION <<fputc>> converts the argument <[ch]> from an <<int>> to an <<unsigned char>>, then writes it to the file or stream identified by @@ -79,18 +56,8 @@ oadvances by one. For a macro version of this function, see <<putc>>. -<<fputc_unlocked>> is a non-thread-safe version of <<fputc>>. -<<fputc_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 -<<fputc_unlocked>> is equivalent to <<fputc>>. - -The <<_fputc_r>> and <<_fputc_unlocked_r>> functions are simply reentrant -versions of the above that take an additional reentrant structure -argument: <[ptr]>. +The <<_fputc_r>> function is simply a reentrant version of <<fputc>> +that takes an additional reentrant structure argument: <[ptr]>. RETURNS If successful, <<fputc>> returns its argument <[ch]>. If an error @@ -100,8 +67,6 @@ query for errors. PORTABILITY <<fputc>> is required by ANSI C. -<<fputc_unlocked>> is a BSD extension also provided by GNU libc. - Supporting OS subroutines required: <<close>>, <<fstat>>, <<isatty>>, <<lseek>>, <<read>>, <<sbrk>>, <<write>>. */ |