diff options
author | Christopher Faylor <me+cygwin@cgf.cx> | 2000-02-17 19:39:46 +0000 |
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committer | Christopher Faylor <me+cygwin@cgf.cx> | 2000-02-17 19:39:46 +0000 |
commit | 43b55bace5fad27af5da7a99784667363b92c45d (patch) | |
tree | 17fe82f6ba0d93b76d10dd73d4945ab81b69db40 /newlib/libc/stdio/ferror.c | |
parent | 8dabd7496a9eeaca2a7180c0a176059ba9229bb2 (diff) | |
download | gdb-SNAPSHOT.tar.gz |
import newlib-2000-02-17 snapshotnewlib-2000-02-17SNAPSHOT
Diffstat (limited to 'newlib/libc/stdio/ferror.c')
-rw-r--r-- | newlib/libc/stdio/ferror.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/newlib/libc/stdio/ferror.c b/newlib/libc/stdio/ferror.c new file mode 100644 index 00000000000..19fa78d14eb --- /dev/null +++ b/newlib/libc/stdio/ferror.c @@ -0,0 +1,67 @@ +/* + * 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 +<<ferror>>---test whether read/write error has occurred + +INDEX + ferror + +ANSI_SYNOPSIS + #include <stdio.h> + int ferror(FILE *<[fp]>); + +TRAD_SYNOPSIS + #include <stdio.h> + int ferror(<[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 +occurred on the associated file or stream. +Use <<ferror>> to query this indicator. + +See <<clearerr>> to reset the error indicator. + +RETURNS +<<ferror>> returns <<0>> if no errors have occurred; it returns a +nonzero value otherwise. + +PORTABILITY +ANSI C requires <<ferror>>. + +No supporting OS subroutines are required. +*/ + +#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 ferror. */ + +#undef ferror + +int +_DEFUN (ferror, (fp), + FILE * fp) +{ + return __sferror (fp); +} |