debuggers: import openocd-0.7.0

Initial check-in of openocd-0.7.0 as it can be downloaded from
http://sourceforge.net/projects/openocd/files/openocd/0.7.0/

Any modifications will follow.

Change-Id: I6949beaefd589e046395ea0cb80f4e1ab1654d55

debuggers/openocd/jimtcl/jim-readdir.c

@@ -0,0 +1,122 @@
+
+/*
+ * Tcl readdir command.
+ *
+ * (c) 2008 Steve Bennett <steveb@worware.net.au>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above
+ *    copyright notice, this list of conditions and the following
+ *    disclaimer in the documentation and/or other materials
+ *    provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE JIM TCL PROJECT ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * JIM TCL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusions contained in the software and documentation
+ * are those of the authors and should not be interpreted as representing
+ * official policies, either expressed or implied, of the Jim Tcl Project.
+ *
+ * Based on original work by:
+ *-----------------------------------------------------------------------------
+ * Copyright 1991-1994 Karl Lehenbauer and Mark Diekhans.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose and without fee is hereby granted, provided
+ * that the above copyright notice appear in all copies.  Karl Lehenbauer and
+ * Mark Diekhans make no representations about the suitability of this
+ * software for any purpose.  It is provided "as is" without express or
+ * implied warranty.
+ *-----------------------------------------------------------------------------
+ */
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <jim.h>
+#include <jimautoconf.h>
+
+#ifdef HAVE_DIRENT_H
+#include <dirent.h>
+#endif
+
+/*
+ *-----------------------------------------------------------------------------
+ *
+ * Jim_ReaddirCmd --
+ *     Implements the rename TCL command:
+ *         readdir ?-nocomplain? dirPath
+ *
+ * Results:
+ *      Standard TCL result.
+ *-----------------------------------------------------------------------------
+ */
+int Jim_ReaddirCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+    const char *dirPath;
+    DIR *dirPtr;
+    struct dirent *entryPtr;
+    int nocomplain = 0;
+
+    if (argc == 3 && Jim_CompareStringImmediate(interp, argv[1], "-nocomplain")) {
+        nocomplain = 1;
+    }
+    if (argc != 2 && !nocomplain) {
+        Jim_WrongNumArgs(interp, 1, argv, "?-nocomplain? dirPath");
+        return JIM_ERR;
+    }
+
+    dirPath = Jim_String(argv[1 + nocomplain]);
+
+    dirPtr = opendir(dirPath);
+    if (dirPtr == NULL) {
+        if (nocomplain) {
+            return JIM_OK;
+        }
+        Jim_SetResultString(interp, strerror(errno), -1);
+        return JIM_ERR;
+    }
+    Jim_SetResultString(interp, strerror(errno), -1);
+
+    Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
+
+    while ((entryPtr = readdir(dirPtr)) != NULL) {
+        if (entryPtr->d_name[0] == '.') {
+            if (entryPtr->d_name[1] == '\0') {
+                continue;
+            }
+            if ((entryPtr->d_name[1] == '.') && (entryPtr->d_name[2] == '\0'))
+                continue;
+        }
+        Jim_ListAppendElement(interp, Jim_GetResult(interp), Jim_NewStringObj(interp,
+                entryPtr->d_name, -1));
+    }
+    closedir(dirPtr);
+
+    return JIM_OK;
+}
+
+int Jim_readdirInit(Jim_Interp *interp)
+{
+    if (Jim_PackageProvide(interp, "readdir", "1.0", JIM_ERRMSG))
+        return JIM_ERR;
+
+    Jim_CreateCommand(interp, "readdir", Jim_ReaddirCmd, NULL, NULL);
+    return JIM_OK;
+}