Apply #pragma once, misc cleanup (#12322)

* Apply #pragma once in headers
* Adjust some thermistors formatting
* Misc cleanup and formatting

Marlin/src/HAL/shared/backtrace/backtrace.h

@@ -19,11 +19,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-
-#ifndef _BACKTRACE_H_
-#define _BACKTRACE_H_
+#pragma once
 
 // Perform a backtrace to the serial port
 void backtrace(void);
-
-#endif

Marlin/src/HAL/shared/backtrace/unwarm.h

@@ -11,8 +11,7 @@
  * File Description: Internal interface between the ARM unwinding sub-modules.
  **************************************************************************/
 
-#ifndef UNWARM_H
-#define UNWARM_H
+#pragma once
 
 #include "unwinder.h"
 
@@ -139,5 +138,3 @@ bool UnwReportRetAddr(UnwState * const state, uint32_t addr);
 bool UnwMemWriteRegister(UnwState * const state, const uint32_t addr, const RegData * const reg);
 bool UnwMemReadRegister(UnwState * const state, const uint32_t addr, RegData * const reg);
 void UnwMemHashGC(UnwState * const state);
-
-#endif // UNWARM_H

Marlin/src/HAL/shared/backtrace/unwarmbytab.h

@@ -12,8 +12,7 @@
  * File Description: Interface to the memory tracking sub-system.
  **************************************************************************/
 
-#ifndef UNWARMBYTAB_H
-#define UNWARMBYTAB_H
+#pragma once
 
 #include "unwarm.h"
 
@@ -30,5 +29,3 @@ typedef struct {
 } UnwTabEntry;
 
 UnwResult UnwindByTableStart(UnwindFrame* frame, const UnwindCallbacks *cb, void *data);
-
-#endif // UNWARMBYTAB_H

Marlin/src/HAL/shared/backtrace/unwarmmem.h

@@ -12,14 +12,10 @@
  * File Description: Interface to the memory tracking sub-system.
  **************************************************************************/
 
-#ifndef UNWARMMEM_H
-#define UNWARMMEM_H
+#pragma once
 
 #include "unwarm.h"
 
 bool UnwMemHashRead(MemData * const memData, uint32_t addr, uint32_t * const data, bool * const tracked);
 bool UnwMemHashWrite(MemData * const memData, uint32_t addr, uint32_t val, bool valValid);
 void UnwMemHashGC(UnwState * const state);
-
-#endif
-

Marlin/src/HAL/shared/backtrace/unwinder.h

@@ -13,8 +13,7 @@
  * Interface to the ARM stack unwinding module.
  **************************************************************************/
 
-#ifndef UNWINDER_H
-#define UNWINDER_H
+#pragma once
 
 #include <stdint.h>
 
@@ -171,5 +170,3 @@ typedef struct {
  * get function names in the traceback. Otherwise, you will not.
  */
 UnwResult UnwindStart(UnwindFrame* frame, const UnwindCallbacks *cb, void *data);
-
-#endif /* UNWINDER_H */

Marlin/src/HAL/shared/backtrace/unwmemaccess.h

@@ -12,8 +12,7 @@
  * File Description: Utility functions to access memory
  **************************************************************************/
 
-#ifndef UNWMEMACCESS_H
-#define UNWMEMACCESS_H
+#pragma once
 
 #include "unwarm.h"
 #include <stdint.h>
@@ -21,6 +20,3 @@
 bool UnwReadW(const uint32_t a, uint32_t *v);
 bool UnwReadH(const uint32_t a, uint16_t *v);
 bool UnwReadB(const uint32_t a, uint8_t *v);
-
-#endif
-