Status review.

[pdclib] / functions / stdio / puts.c

diff --git a/functions/stdio/puts.c b/functions/stdio/puts.c
index 9354351f69026f899c0699a890a14e2e66b956ec..e28a2b8c0595fb064ecd099a6034ef8168834d08 100644 (file)
--- a/functions/stdio/puts.c
+++ b/functions/stdio/puts.c
@@ -1,8 +1,67 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
-
-int puts( const char * s ) { /* TODO */ };
+/* $Id$ */
+
+/* puts( const char * )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdio.h>
+
+#ifndef REGTEST
+#include <_PDCLIB_glue.h>
+
+extern char * _PDCLIB_eol;
+
+int puts( const char * s )
+{
+    if ( _PDCLIB_prepwrite( stdout ) == EOF )
+    {
+        return EOF;
+    }
+    while ( *s != '\0' )
+    {
+        stdout->buffer[ stdout->bufidx++ ] = *s++;
+        if ( stdout->bufidx == stdout->bufsize )
+        {
+            if ( _PDCLIB_flushbuffer( stdout ) == EOF )
+            {
+                return EOF;
+            }
+        }
+    }
+    /* FIXME: Think-o. '\n' is lineend, conversion to platform-specific
+       tales place only for text streams.
+    */
+    s = _PDCLIB_eol;
+    while ( *s != '\0' )
+    {
+        stdout->buffer[ stdout->bufidx++ ] = *s++;
+        if ( stdout->bufidx == stdout->bufsize )
+        {
+            if ( _PDCLIB_flushbuffer( stdout ) == EOF )
+            {
+                return EOF;
+            }
+        }
+    }
+    if ( stdout->status & ( _IOLBF | _IONBF ) )
+    {
+        return _PDCLIB_flushbuffer( stdout );
+    }
+    return 0;
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
+{
+    TESTCASE( puts( "SUCCESS testing puts()" ) >= 0 );
+    return TEST_RESULTS;
+}
+
+#endif
+