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-rw-r--r--hello_world_ada/init.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/hello_world_ada/init.c b/hello_world_ada/init.c
new file mode 100644
index 0000000..3a5b761
--- /dev/null
+++ b/hello_world_ada/init.c
@@ -0,0 +1,93 @@
+/*
+ * COPYRIGHT (c) 1989-1997.
+ * On-Line Applications Research Corporation (OAR).
+ * Copyright assigned to U.S. Government, 1994.
+ *
+ * The license and distribution terms for this file may be found in
+ * the file LICENSE in this distribution or at
+ * http://www.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <bsp.h>
+
+#include <assert.h>
+#include <pthread.h>
+
+extern rtems_configuration_table BSP_Configuration;
+
+#ifdef GNAT_PID
+#include <unistd.h>
+pid_t getpid()
+{
+ return GNAT_PID;
+}
+#endif
+
+/*
+ * By having the POSIX_Init thread create a second thread just
+ * to invoke gnat_main, we can override all default attributes
+ * of the "Ada environment task". Otherwise, we would be
+ * stuck with the defaults set by RTEMS.
+ */
+
+void *start_gnat_main( void * argument )
+{
+ extern int gnat_main ( int argc, char **argv, char **envp );
+
+ (void) gnat_main ( 0, 0, 0 );
+
+ exit( 0 );
+
+ return 0;
+}
+
+void *POSIX_Init( void *argument )
+{
+ pthread_t thread_id;
+ pthread_attr_t attr;
+ size_t stacksize = _ada_pthread_minimum_stack_size();
+ int status;
+
+ status = pthread_attr_init( &attr );
+ assert( !status );
+
+#ifdef GNAT_MAIN_STACKSPACE
+ stacksize = GNAT_MAIN_STACKSPACE * 1024;
+#else
+#define GNAT_MAIN_STACKSPACE 0
+#endif
+
+ status = pthread_attr_setstacksize( &attr, stacksize );
+ assert( !status );
+
+ status = pthread_create( &thread_id, &attr, start_gnat_main, NULL );
+ assert( !status );
+
+ pthread_exit( 0 );
+
+ return 0;
+}
+
+/* configuration information */
+
+#define CONFIGURE_TEST_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_TEST_NEEDS_CLOCK_DRIVER
+
+#define CONFIGURE_MICROSECONDS_PER_TICK RTEMS_MILLISECONDS_TO_MICROSECONDS(1)
+
+#define CONFIGURE_POSIX_INIT_THREAD_TABLE
+
+#define CONFIGURE_GNAT_RTEMS
+/*
+#define CONFIGURE_MAXIMUM_ADA_TASKS 20
+#define CONFIGURE_MAXIMUM_FAKE_ADA_TASKS 0
+
+#define CONFIGURE_MEMORY_OVERHEAD (256 + GNAT_MAIN_STACKSPACE)
+*/
+
+#define CONFIGURE_INIT
+
+#include <confdefs.h>
+