firmware: replace include guards with #pragma once

Author: antoinevg

firmware/common/adc.h

@@ -19,12 +19,9 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __ADC_H__
-#define __ADC_H__
+#pragma once
 
 #include <stdint.h>
 
 uint16_t adc_read(uint8_t pin);
 void adc_off(void);
-
-#endif // __ADC_H__

firmware/common/bitband.h

@@ -20,8 +20,7 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __BITBAND_H__
-#define __BITBAND_H__
+#pragma once
 
 #include <stdint.h>
 
@@ -37,5 +36,3 @@ void peripheral_bitband_clear(
 uint32_t peripheral_bitband_get(
 	volatile void* const peripheral_address,
 	const uint_fast8_t bit_number);
-
-#endif //__BITBAND_H__

firmware/common/clkin.h

@@ -19,12 +19,9 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __CLKIN_H__
-#define __CLKIN_H__
+#pragma once
 
 #include <stdint.h>
 
 void clkin_detect_init(void);
 uint32_t clkin_frequency(void);
-
-#endif //__CLKIN_H__

firmware/common/cpld_jtag.h

@@ -19,8 +19,7 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __CPLD_JTAG_H__
-#define __CPLD_JTAG_H__
+#pragma once
 
 #include <stdint.h>
 
@@ -59,5 +58,3 @@ int cpld_jtag_program(
 	unsigned char* const buffer,
 	refill_buffer_cb refill);
 unsigned char cpld_jtag_get_next_byte(void);
-
-#endif //__CPLD_JTAG_H__

firmware/common/cpld_xc2c.h

@@ -20,8 +20,7 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __CPLD_XC2C_H__
-#define __CPLD_XC2C_H__
+#pragma once
 
 #include <stdbool.h>
 #include <stdint.h>
@@ -69,5 +68,3 @@ bool cpld_xc2c64a_jtag_sram_verify(
 extern const cpld_xc2c64a_program_t cpld_hackrf_program_sram;
 extern const cpld_xc2c64a_verify_t cpld_hackrf_verify;
 extern const cpld_xc2c64a_row_addresses_t cpld_hackrf_row_addresses;
-
-#endif /*__CPLD_XC2C_H__*/

firmware/common/crc.h

@@ -20,8 +20,7 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __CRC_H__
-#define __CRC_H__
+#pragma once
 
 #include <stddef.h>
 #include <stdint.h>
@@ -35,5 +34,3 @@ typedef struct {
 void crc32_init(crc32_t* const crc);
 void crc32_update(crc32_t* const crc, const uint8_t* const data, const size_t byte_count);
 uint32_t crc32_digest(const crc32_t* const crc);
-
-#endif //__CRC_H__

firmware/common/delay.h

@@ -19,8 +19,7 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __DELAY_H
-#define __DELAY_H
+#pragma once
 
 #ifdef __cplusplus
 extern "C" {
@@ -31,4 +30,6 @@ extern "C" {
 void delay(uint32_t duration);
 void delay_us_at_mhz(uint32_t us, uint32_t mhz);
 
-#endif /* __DELAY_H */
+#ifdef __cplusplus
+}
+#endif

firmware/common/fault_handler.h

@@ -20,8 +20,7 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __FAULT_HANDLER__
-#define __FAULT_HANDLER__
+#pragma once
 
 #include <stdint.h>
 
@@ -71,5 +70,3 @@ static armv7m_scb_t* const SCB = (armv7m_scb_t*) SCB_BASE;
 #define SCB_HFSR_DEBUGEVT (1 << 31)
 #define SCB_HFSR_FORCED   (1 << 30)
 #define SCB_HFSR_VECTTBL  (1 << 1)
-
-#endif //__FAULT_HANDLER__

firmware/common/firmware_info.h

@@ -19,8 +19,7 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef FIRMWARE_INFO_H
-#define FIRMWARE_INFO_H
+#pragma once
 
 #include <stdint.h>
 
@@ -33,5 +32,3 @@ struct firmware_info_t {
 } __attribute__((packed, aligned(1)));
 
 extern const struct firmware_info_t firmware_info;
-
-#endif

firmware/common/fixed_point.h

@@ -19,8 +19,7 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef __FIXED_POINT_H__
-#define __FIXED_POINT_H__
+#pragma once
 
 #include <stdint.h>
 
@@ -32,5 +31,3 @@ typedef uint64_t fp_40_24_t;
 
 /* one in 40.24 fixed-point */
 #define FP_ONE_HZ (1 << 24)
-
-#endif /*__FIXED_POINT_H__*/