Moved the macro magic into the common header.

[pdclib] / functions / stdio / puts.c

diff --git a/functions/stdio/puts.c b/functions/stdio/puts.c
index 40c9727643fa3ad424cd33032b59e75f9950e2f3..ec67478ddace2d36a2d303c8e3943d71b4955891 100644 (file)
--- a/functions/stdio/puts.c
+++ b/functions/stdio/puts.c
@@ -9,11 +9,37 @@
 #include <stdio.h>
 
 #ifndef REGTEST
+#include <_PDCLIB_glue.h>
+
+extern char * _PDCLIB_eol;
 
 int puts( const char * s )
 {
-    /* TODO: Implement. */
-    return 0;
+    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;
+            }
+        }
+    }
+    stdout->buffer[ stdout->bufidx++ ] = '\n';
+    if ( ( stdout->bufidx == stdout->bufsize ) ||
+         ( stdout->status & ( _IOLBF | _IONBF ) ) )
+    {
+        return _PDCLIB_flushbuffer( stdout );
+    }
+    else
+    {
+        return 0;
+    }
 }
 
 #endif
@@ -23,8 +49,20 @@ int puts( const char * s )
 
 int main( void )
 {
-    TESTCASE( NO_TESTDRIVER );
+    FILE * fh;
+    char const * message = "SUCCESS testing puts()";
+    char buffer[23];
+    buffer[22] = 'x';
+    TESTCASE( ( fh = freopen( testfile, "wb+", stdout ) ) != NULL );
+    TESTCASE( puts( message ) >= 0 );
+    rewind( fh );
+    TESTCASE( fread( buffer, 1, 22, fh ) == 22 );
+    TESTCASE( memcmp( buffer, message, 22 ) == 0 );
+    TESTCASE( buffer[22] == 'x' );
+    TESTCASE( fclose( fh ) == 0 );
+    TESTCASE( remove( testfile ) == 0 );
     return TEST_RESULTS;
 }
 
 #endif
+