diff options
Diffstat (limited to 'newlib/libc/stdio/getc_u.c')
-rw-r--r-- | newlib/libc/stdio/getc_u.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/newlib/libc/stdio/getc_u.c b/newlib/libc/stdio/getc_u.c deleted file mode 100644 index 877c7f8a0..000000000 --- a/newlib/libc/stdio/getc_u.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (c) 1990 The Regents of the University of California. - * 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, - * advertising materials, and other materials related to such - * 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. - */ - -/* -FUNCTION -<<getc_unlocked>>---non-thread-safe version of getc (macro) - -INDEX - getc_unlocked - -POSIX_SYNOPSIS - #include <stdio.h> - int getc_unlocked(FILE *<[fp]>); - -DESCRIPTION -<<getc_unlocked>> is a non-thread-safe version of <<getc>> declared in -<<stdio.h>>. <<getc_unlocked>> may only safely be used within a scope -protected by flockfile() (or ftrylockfile()) and funlockfile(). These -functions 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 -<<getc_unlocked>> is equivalent to <<getc>>. - -RETURNS -See <<getc>>. - -PORTABILITY -POSIX 1003.1 requires <<getc_unlocked>>. <<getc_unlocked>> may be -implemented as a macro, so arguments should not have side-effects. - -Supporting OS subroutines required: <<close>>, <<fstat>>, <<isatty>>, -<<lseek>>, <<read>>, <<sbrk>>, <<write>>. */ - -#if defined(LIBC_SCCS) && !defined(lint) -static char sccsid[] = "%W% (Berkeley) %G%"; -#endif /* LIBC_SCCS and not lint */ - -#include <stdio.h> - -/* - * A subroutine version of the macro getc_unlocked. - */ - -#undef getc_unlocked - -int -getc_unlocked (fp) - register FILE *fp; -{ - /* CHECK_INIT is called (eventually) by __srefill. */ - - return __sgetc (fp); -} |