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author | Alexandre Oliva <aoliva@redhat.com> | 2000-03-08 03:42:25 +0000 |
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committer | Alexandre Oliva <aoliva@redhat.com> | 2000-03-08 03:42:25 +0000 |
commit | c505305855a5c7c999c7adfa0271436b3ff6ee55 (patch) | |
tree | f6188d601b09fdfc2383e46f7f47dbc06b556187 /newlib/libc/stdio/putw.c | |
parent | cba95ef1c87ef752799560af1cb978fbaa0cee38 (diff) | |
download | newlib-c505305855a5c7c999c7adfa0271436b3ff6ee55.zip newlib-c505305855a5c7c999c7adfa0271436b3ff6ee55.tar.gz newlib-c505305855a5c7c999c7adfa0271436b3ff6ee55.tar.bz2 |
* libc/stdio/Makefile.am (lib_a_SOURCES): Added getw.c and putw.c.
(CHEWOUT_FILES): Added getw.def and putw.def.
* libc/stdio/Makefile.in: Rebuilt.
* libc/stdio/stdio.tex: Include getw.def and putw.def.
* libc/stdio/getw.c: New file.
* libc/stdio/putw.c: New file.
Diffstat (limited to 'newlib/libc/stdio/putw.c')
-rw-r--r-- | newlib/libc/stdio/putw.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/newlib/libc/stdio/putw.c b/newlib/libc/stdio/putw.c new file mode 100644 index 0000000..4bcefaf --- /dev/null +++ b/newlib/libc/stdio/putw.c @@ -0,0 +1,66 @@ +/* + * 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 +<<putw>>---write a word (int) + +INDEX + putw + +ANSI_SYNOPSIS + #include <stdio.h> + int putw(int <[w]>, FILE *<[fp]>); + +TRAD_SYNOPSIS + #include <stdio.h> + int putw(<w>, <[fp]>) + int <w>; + FILE *<[fp]>; + +DESCRIPTION +<<putw>> is a function, defined in <<stdio.h>>. You can use <<putw>> +to write a word to the file or stream identified by <[fp]>. As a side +effect, <<putw>> advances the file's current position indicator. + +RETURNS The written word, unless the host system reports a write +error, in which case <<putw>> returns <<EOF>>. Since <<EOF>> is a +valid <<int>>, you must use <<ferror>> or <<feof>> to distinguish +these situations when writing the integer equal to <<EOF>>. + +PORTABILITY +<<putw>> is a remnant of K&R C, it is not part of any ISO C Standard. +<<fwrite>> should be used instead. In fact, this implementation of +<<putw>> is based upon <<fwrite>>. + +Supporting OS subroutines required: <<fwrite>>. */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "%W% (Berkeley) %G%"; +#endif /* LIBC_SCCS and not lint */ + +#include <stdio.h> + +int +putw (w, fp) + int w; + register FILE *fp; +{ + if (fwrite((const char*)&w, sizeof(w), 1, fp) != 1) + return EOF; + return w; +} |