add OpenHarmony 1.0 baseline

shell/full/src/cmds/shell_shellcmd.c

@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
+ * Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
+ *
+ * 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.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its contributors may be used
+ *    to endorse or promote products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 COPYRIGHT HOLDER 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.
+ */
+
+#include "shcmd.h"
+
+UINT32 OsShellCmdHelp(UINT32 argc, const CHAR **argv)
+{
+    UINT32 loop = 0;
+    CmdItemNode *curCmdItem = NULL;
+    CmdModInfo *cmdInfo = OsCmdInfoGet();
+
+    (VOID)argv;
+    if (argc > 0) {
+        PRINTK("\nUsage: help\n");
+        return OS_ERROR;
+    }
+
+    PRINTK("*******************shell commands:*************************\n");
+    LOS_DL_LIST_FOR_EACH_ENTRY(curCmdItem, &(cmdInfo->cmdList.list), CmdItemNode, list) {
+        if ((loop & (8 - 1)) == 0) { /* 8 - 1:just align print */
+            PRINTK("\n");
+        }
+        PRINTK("%-12s  ", curCmdItem->cmd->cmdKey);
+
+        loop++;
+    }
+
+    PRINTK("\n");
+    return 0;
+}
+
+SHELLCMD_ENTRY(help_shellcmd, CMD_TYPE_EX, "help", 0, (CmdCallBackFunc)OsShellCmdHelp);