comparison stitch/srcio.c @ 0:5242703e91d3 tip

Initial checkin for AIM92 aimR8.2 (last updated May 1997).

+/*
+    srcio.c
+    =======
+
+    stdio compatability routines for sources
+
+*/
+
+#include "stitch.h"
+#include "source.h"
+#include "srcio.h"
+
+
+
+/* Can be used for compatability with stdio FILE operations */
+
+int sread( pointer, size, number, source )
+char *pointer ;
+unsigned size, number ;
+Source source ;
+{
+    ByteCount bytes = size * number ;
+
+    (void) FillSome( source, &bytes, pointer ) ;
+
+    return ( bytes / size ) ;
+}
+
+/* sseek() only works for positive, relative seeks i.e. data skiping seeks */
+
+int sseek( source, offset, pointername )
+Source source ;
+long offset ;
+int pointername ;
+{
+    ByteCount bytes = -offset ;
+
+    if( offset > 0 && pointername == 1 )
+	(void) PullSome( source, &bytes ) ;
+
+    return ( 0 ) ;
+}
+
+int sclose( source )
+Source source ;
+{
+    ByteCount bytes = 0 ;
+
+    (void) PullSome( source, &bytes ) ;
+
+    return ( 0 ) ;
+}