New file created by extracting common initialization from every BSP's

bspstart.c file.

c/src/lib/libbsp/shared/bsplibc.c

@@ -0,0 +1,38 @@
+/*
+ *  COPYRIGHT (c) 1989-1998.
+ *  On-Line Applications Research Corporation (OAR).
+ *  Copyright assigned to U.S. Government, 1994.
+ *
+ *  $Id$
+ */
+
+#include <rtems.h>
+#include <libcsupport.h>
+
+extern rtems_configuration_table  BSP_Configuration;
+
+void bsp_libc_init(
+  void       *heap_start,
+  unsigned32  heap_size,
+  int         use_sbrk
+)
+{
+    RTEMS_Malloc_Initialize( heap_start, heap_size, use_sbrk);
+
+    /*
+     *  Init the RTEMS libio facility to provide UNIX-like system
+     *  calls for use by newlib (ie: provide __rtems_open, __rtems_close, etc)
+     *  Uses malloc() to get area for the iops, so must be after malloc init
+     */
+
+    rtems_libio_init();
+
+    /*
+     * Set up for the libc handling.
+     */
+
+    if (BSP_Configuration.ticks_per_timeslice > 0)
+        libc_init(1);                /* reentrant if possible */
+    else
+        libc_init(0);                /* non-reentrant */
+}