1 files changed, 62 insertions, 0 deletions
diff --git a/libgloss/csky/io-system.c b/libgloss/csky/io-system.c
new file mode 100644
index 000000000..d4428e637
--- /dev/null
+++ b/libgloss/csky/io-system.c
@@ -0,0 +1,62 @@
+/*
+ * io-system.c -- 
+ *
+ * Copyright (c) 2006 CodeSourcery Inc
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/wait.h>
+#define IO _system
+#include "io.h"
+
+/*
+ * system: execute command on (remote) host
+ * input parameters:
+ *   0 : command ptr
+ *   1 : command length
+ * output parameters:
+ *   0 : errno
+ * result : r0
+ */
+
+int _system (const char *command)
+{
+#if HOSTED
+  int e;
+  gdb_parambuf_t parameters;
+  
+  parameters[0] = (uint32_t) command;
+  parameters[1] = command ? (uint32_t) strlen (command) : 0;
+  e = __hosted (HOSTED_SYSTEM, parameters);
+  errno = __hosted_from_gdb_errno (parameters[0]);
+  if (e >= 0 && command)
+    {
+      /* We have to convert e, an exit status to the encoded status of
+	 the command.  To avoid hard coding the exit status, we simply
+	 loop until we find the right position.  */
+      int exit_code;
+
+      for (exit_code = e; e && WEXITSTATUS (e) != exit_code; e <<= 1)
+	continue;
+    }
+  
+  return e;
+#else
+  if (!command)
+    return 0;
+  errno = ENOSYS;
+  return -1;
+#endif
+}