Fix nuttx coding style

fix
error: Relative file path does not match actual file
error: Long line found
error: Operator/assignment must be preceded with whitespace
error: Missing blank line after comment

examples/can/can.h

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/examples/can/can.h
+ * apps/examples/can/can.h
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
@@ -30,7 +30,9 @@
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
+
 /* Configuration ************************************************************/
+
 /* This test depends on these specific CAN configurations settings (your
  * specific CAN settings might require additional settings).
  *
@@ -41,7 +43,8 @@
  * Specific configuration options for this example include:
  *
  * CONFIG_CAN_LOOPBACK
- * CONFIG_EXAMPLES_CAN_DEVPATH - The path to the CAN device. Default: /dev/can0
+ * CONFIG_EXAMPLES_CAN_DEVPATH - The path to the CAN device.
+ *   Default: /dev/can0
  * CONFIG_EXAMPLES_CAN_NMSGS - This number of CAN message is collected and
  *   the program terminates. Default: 32.
  * CONFIG_EXAMPLES_CAN_READ - Only receive messages

examples/elf/tests/task/task.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/elf/tests/task/parent.c
+ * apps/examples/elf/tests/task/task.c
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
@@ -47,9 +47,11 @@ static char no_name[] = "<noname>";
  * Privite Functions
  ****************************************************************************/
 
-/* NOTE: it is necessary for functions that are referred to by function pointers
+/* NOTE: it is necessary for functions that are referred to by
- * pointer to be declared with global scope (at least for ARM).  Otherwise,
+ * function pointers pointer to be declared with global scope
- * a relocation type that is not supported by ELF is generated by GCC.
+ * (at least for ARM).
+ * Otherwise, a relocation type that is not supported by ELF
+ * is generated by GCC.
  */
 
 int child_task(int argc, char **argv)
@@ -113,7 +115,8 @@ int main(int argc, char **argv)
 
   child_argv[0] = child_arg;
   child_argv[1] = 0;
-  child_pid = task_create(child_name, 50, 2048, child_task, (FAR char * const *)child_argv);
+  child_pid = task_create(child_name, 50, 2048, child_task,
+                          (FAR char * const *)child_argv);
   if (child_pid < 0)
     {
       printf("Parent: task_create failed: %d\n", errno);

examples/nettest/nettest_cmdline.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/nettest/netest_cmdline.c
+ * apps/examples/nettest/nettest_cmdline.c
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with

examples/nettest/nettest_server.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/nettest/nettest-server.c
+ * apps/examples/nettest/nettest_server.c
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with

examples/nxdemo/nxdemo_listener.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/nxterm/nxdemo_listener.c
+ * apps/examples/nxdemo/nxdemo_listener.c
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
@@ -46,7 +46,7 @@ FAR void *nxdemo_listener(FAR void *arg)
 
   /* Process events forever */
 
-  for (;;)
+  for (; ; )
     {
       /* Handle the next event.  If we were configured blocking, then
        * we will stay right here until the next event is received.  Since

examples/nximage/nximage_listener.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/nxterm/nximage_listener.c
+ * apps/examples/nximage/nximage_listener.c
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
@@ -46,7 +46,7 @@ FAR void *nximage_listener(FAR void *arg)
 
   /* Process events forever */
 
-  for (;;)
+  for (; ; )
     {
       /* Handle the next event.  If we were configured blocking, then
        * we will stay right here until the next event is received.  Since

examples/nxlines/nxlines_listener.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/nxterm/nxlines_listener.c
+ * apps/examples/nxlines/nxlines_listener.c
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
@@ -46,7 +46,7 @@ FAR void *nxlines_listener(FAR void *arg)
 
   /* Process events forever */
 
-  for (;;)
+  for (; ; )
     {
       /* Handle the next event.  If we were configured blocking, then
        * we will stay right here until the next event is received.  Since

examples/pdcurses/tui.h

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/pdcurses/tui.c
+ * apps/examples/pdcurses/tui.h
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with

examples/tiff/tiff_main.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/graphics/tiff/tiff_main.c
+ * apps/examples/tiff/tiff_main.c
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
@@ -33,10 +33,13 @@
 /****************************************************************************
  * Pre-Processor Definitions
  ****************************************************************************/
+
 /* Configuration ************************************************************/
-/* This is a simple unit test for the TIFF creation library at apps/graphic/tiff.
+
- * It is configured to work in the Linux user-mode simulation and has not been
+/* This is a simple unit test for the TIFF creation library at
- * tested in any other environment.
+ * apps/graphic/tiff.
+ * It is configured to work in the Linux user-mode simulation and
+ * has not been tested in any other environment.
  *
  * Other configuration options:
  *
@@ -88,7 +91,7 @@
 int main(int argc, FAR char *argv[])
 {
   struct tiff_info_s info;
-  uint8_t strip[3*256];
+  uint8_t strip[3 * 256];
   uint8_t *ptr;
   int green;
   int blue;
@@ -144,5 +147,6 @@ int main(int argc, FAR char *argv[])
       printf("tiff_finalize() failed: %d\n", ret);
       exit(1);
     }
+
   return 0;
 }

examples/usrsocktest/usrsocktest_remote_disconnect.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/usrsocktest/usrsocktest_remote_disconnect.c
+ * apps/examples/usrsocktest/usrsocktest_remote_disconnect.c
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with

examples/watchdog/watchdog.h

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/examples/examples/watchdog/watchdog.h
+ * apps/examples/watchdog/watchdog.h
  *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
@@ -30,7 +30,9 @@
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
+
 /* Configuration ************************************************************/
+
 /* CONFIG_NSH_BUILTIN_APPS - Build the WATCHDOG test as an NSH built-in
  *   function.
  * CONFIG_EXAMPLES_WATCHDOG_DEVPATH - The path to the Watchdog device.

include/interpreters/minibasic.h

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/interpreters/minibasic/basic.c
+ * apps/include/interpreters/minibasic.h
  *
  *   Copyright (C) 2016 Gregory Nutt. All rights reserved.
  *

interpreters/minibasic/script.c

@@ -1,6 +1,5 @@
-
 /****************************************************************************
- * apps/interpreters/minibasic/sript.c
+ * apps/interpreters/minibasic/script.c
  * Driver file for MiniBasic.
  *
  *   Copyright (C) 2016 Gregory Nutt. All rights reserved.

netutils/pppd/lcp.h

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/netutils/pppd/lpc.h
+ * apps/netutils/pppd/lcp.h
  * Link Configuration Protocol header file
  *
  *   Version: .1 Original Version June 3, 2000

netutils/smtp/smtp.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * apps/netutitls/smtp/smtp.c
+ * apps/netutils/smtp/smtp.c
  * smtp SMTP E-mail sender
  *
  *   Copyright (C) 2007, 2009, 2011, 2015, 2020 Gregory Nutt. All rights
@@ -258,7 +258,8 @@ static inline int smtp_send_message(int sockfd, struct smtp_state *psmtp)
       return ERROR;
     }
 
-  if (send(sockfd, g_smtpcrnlperiodcrnl, strlen(g_smtpcrnlperiodcrnl), 0) < 0)
+  if (send(sockfd, g_smtpcrnlperiodcrnl,
+      strlen(g_smtpcrnlperiodcrnl), 0) < 0)
     {
       return ERROR;
     }
@@ -350,7 +351,8 @@ int smtp_send(void *handle, const char *to, const char *cc, const char *from,
   net_ipv4addr_copy(server.sin_addr.s_addr, psmtp->smtpserver);
   server.sin_port = psmtp->port;
 
-  if (connect(sockfd, (struct sockaddr *)&server, sizeof(struct sockaddr_in)) < 0)
+  if (connect(sockfd, (struct sockaddr *)&server,
+      sizeof(struct sockaddr_in)) < 0)
     {
       close(sockfd);
       return ERROR;
@@ -368,7 +370,8 @@ void *smtp_open(void)
 {
   /* Allocate the handle */
 
-  struct smtp_state *psmtp = (struct smtp_state *)malloc(sizeof(struct smtp_state));
+  struct smtp_state *psmtp =
+    (struct smtp_state *)malloc(sizeof(struct smtp_state));
   if (psmtp)
     {
       /* Initialize the handle */

system/hexed/src/hexcopy.c

@@ -1,10 +1,12 @@
 /****************************************************************************
- * apps/system/hexed/src/hexcopy.c - hexed copy command
+ * apps/system/hexed/src/hexcopy.c
+ * hexed copy command
  *
  *   Copyright (c) 2011, B.ZaaR, All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
+ * modification, are permitted provided that the following conditions are
+ * met:
  *
  *   Redistributions of source code must retain the above copyright notice,
  *   this list of conditions and the following disclaimer.
@@ -17,17 +19,17 @@
  *   products derived from this software without specific prior written
  *   permission.
  *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * POSSIBILITY OF SUCH DAMAGE.
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ****************************************************************************/
 
@@ -131,32 +133,30 @@ static int setcopy(FAR struct command_s *cmd, int optc, char *opt)
 
   switch (optc)
     {
-    case 0:
+      case 0:  /* Set source */
-      /* Set source */
+        {
+          cmd->opts.src = v;
+          optc++;
+        }
+        break;
 
-      cmd->opts.src = v;
+      case 1:  /* Set destination */
-      optc++;
+        {
-      break;
+          cmd->opts.dest = v;
+          optc++;
+        }
+        break;
 
-    case 1:
+      case 2:  /* Set length */
-      /* Set destination */
+        {
+          cmd->opts.len = v;
+          cmd->opts.bytes = cmd->opts.len * cmd->opts.word;
+          optc = 0;
+        }
+        break;
 
-      cmd->opts.dest = v;
+      default:  /* Too many options specified */
-      optc++;
+        return -E2BIG;
-      break;
-
-    case 2:
-      /* Set length */
-
-      cmd->opts.len = v;
-      cmd->opts.bytes = cmd->opts.len * cmd->opts.word;
-      optc = 0;
-      break;
-
-    default:
-      /* Too many options specified */
-
-      return -E2BIG;
     }
 
   return optc;