1 files changed, 16 insertions, 22 deletions

diff --git a/software/mpu/usb-cdc-shell.c b/software/mpu/usb-cdc-shell.c
index ce62ce4..b78f035 100644
--- a/software/mpu/usb-cdc-shell.c
+++ b/software/mpu/usb-cdc-shell.c
@@ -176,24 +176,22 @@ static int8_t shell_return_code;
 #define SHELL_WA_SIZE   THD_WA_SIZE(2048)
 #define TEST_WA_SIZE    THD_WA_SIZE(256)
 
-static int8_t cmd_mem(BaseSequentialStream *chp, int argc, char *argv[])
+static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[])
 {
   size_t n, size;
 
   (void)argv;
   if (argc > 0) {
     chprintf(chp, "Usage: mem\r\n");
-    return SHELL_CMD_CONTINUE;
+    return;
   }
   n = chHeapStatus(NULL, &size);
   chprintf(chp, "core free memory : %u bytes\r\n", chCoreStatus());
   chprintf(chp, "heap fragments   : %u\r\n", n);
   chprintf(chp, "heap free total  : %u bytes\r\n", size);
-
-  return SHELL_CMD_CONTINUE;
 }
 
-static int8_t cmd_threads(BaseSequentialStream *chp, int argc, char *argv[])
+static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[])
 {
   static const char *states[] = {THD_STATE_NAMES};
   Thread *tp;
@@ -201,7 +199,7 @@ static int8_t cmd_threads(BaseSequentialStream *chp, int argc, char *argv[])
   (void)argv;
   if (argc > 0) {
     chprintf(chp, "Usage: threads\r\n");
-    return SHELL_CMD_CONTINUE;
+    return;
   }
   chprintf(chp, "    addr    stack prio refs     state     time name\r\n");
   tp = chRegFirstThread();
@@ -213,67 +211,63 @@ static int8_t cmd_threads(BaseSequentialStream *chp, int argc, char *argv[])
              (tp->p_name == NULL) ? "-" : tp->p_name);
     tp = chRegNextThread(tp);
   } while (tp != NULL);
-
-  return SHELL_CMD_CONTINUE;
 }
 
-static int8_t cmd_test(BaseSequentialStream *chp, int argc, char *argv[])
+static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[])
 {
   Thread *tp;
 
   (void)argv;
   if (argc > 0) {
     chprintf(chp, "Usage: test\r\n");
-    return SHELL_CMD_CONTINUE;
+    return;
   }
   tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriority(),
                            TestThread, chp);
   if (tp == NULL) {
     chprintf(chp, "out of memory\r\n");
-    return SHELL_CMD_CONTINUE;
+    return;
   }
   chThdWait(tp);
-
-  return SHELL_CMD_CONTINUE;
 }
 
-static int8_t cmd_halt(BaseSequentialStream *chp, int argc, char *argv[])
+static void cmd_halt(BaseSequentialStream *chp, int argc, char *argv[])
 {
   (void)argv;
   if (argc > 0) {
     chprintf(chp, "Usage: halt\r\n");
-    return SHELL_CMD_CONTINUE;
+    return;
   }
   shell_return_code = MPU_HALT;
   chprintf(chp, "halting system.\r\n");
 
-  return SHELL_CMD_EXIT;
+  shellExit(RDY_OK);
 }
 
-static int8_t cmd_reboot(BaseSequentialStream *chp, int argc, char *argv[])
+static void cmd_reboot(BaseSequentialStream *chp, int argc, char *argv[])
 {
   (void)argv;
   if (argc > 0) {
     chprintf(chp, "Usage: reboot\r\n");
-    return SHELL_CMD_CONTINUE;
+    return;
   }
   shell_return_code = MPU_REBOOT;
   chprintf(chp, "rebooting system ...\r\n");
 
-  return SHELL_CMD_EXIT;
+  shellExit(RDY_OK);
 }
 
-static int8_t cmd_bootloader(BaseSequentialStream *chp, int argc, char *argv[])
+static void cmd_bootloader(BaseSequentialStream *chp, int argc, char *argv[])
 {
   (void)argv;
   if (argc > 0) {
     chprintf(chp, "Usage: bootloader\r\n");
-    return SHELL_CMD_CONTINUE;
+    return;
   }
   shell_return_code = MPU_BOOTLOADER;
   chprintf(chp, "rebooting to bootloader ...\r\n");
 
-  return SHELL_CMD_EXIT;
+  shellExit(RDY_OK);
 }
 
 static const ShellCommand commands[] = {