all: Format code to add space after C++-style comment start.

Note: the uncrustify configuration is explicitly set to 'add' instead of
'force' in order not to alter the comments which use extra spaces after //
as a means of indenting text for clarity.

extmod/modubinascii.c

@@ -248,4 +248,4 @@ const mp_obj_module_t mp_module_ubinascii = {
     .globals = (mp_obj_dict_t *)&mp_module_binascii_globals,
 };
 
-#endif //MICROPY_PY_UBINASCII
+#endif // MICROPY_PY_UBINASCII

extmod/moducryptolib.c

@@ -375,4 +375,4 @@ const mp_obj_module_t mp_module_ucryptolib = {
     .globals = (mp_obj_dict_t *)&mp_module_ucryptolib_globals,
 };
 
-#endif //MICROPY_PY_UCRYPTOLIB
+#endif // MICROPY_PY_UCRYPTOLIB

extmod/moductypes.c

@@ -431,7 +431,7 @@ STATIC mp_obj_t uctypes_struct_attr_op(mp_obj_t self_in, qstr attr, mp_obj_t set
         mp_int_t offset = MP_OBJ_SMALL_INT_VALUE(deref);
         mp_uint_t val_type = GET_TYPE(offset, VAL_TYPE_BITS);
         offset &= VALUE_MASK(VAL_TYPE_BITS);
-//printf("scalar type=%d offset=%x\n", val_type, offset);
+// printf("scalar type=%d offset=%x\n", val_type, offset);
 
         if (val_type <= INT64 || val_type == FLOAT32 || val_type == FLOAT64) {
 //            printf("size=%d\n", GET_SCALAR_SIZE(val_type));
@@ -501,7 +501,7 @@ STATIC mp_obj_t uctypes_struct_attr_op(mp_obj_t self_in, qstr attr, mp_obj_t set
     mp_int_t offset = MP_OBJ_SMALL_INT_VALUE(sub->items[0]);
     mp_uint_t agg_type = GET_TYPE(offset, AGG_TYPE_BITS);
     offset &= VALUE_MASK(AGG_TYPE_BITS);
-//printf("agg type=%d offset=%x\n", agg_type, offset);
+// printf("agg type=%d offset=%x\n", agg_type, offset);
 
     switch (agg_type) {
         case STRUCT: {
@@ -525,7 +525,7 @@ STATIC mp_obj_t uctypes_struct_attr_op(mp_obj_t self_in, qstr attr, mp_obj_t set
             o->desc = MP_OBJ_FROM_PTR(sub);
             o->addr = self->addr + offset;
             o->flags = self->flags;
-//printf("PTR/ARR base addr=%p\n", o->addr);
+// printf("PTR/ARR base addr=%p\n", o->addr);
             return MP_OBJ_FROM_PTR(o);
         }
     }

extmod/moduhashlib.c

@@ -346,4 +346,4 @@ const mp_obj_module_t mp_module_uhashlib = {
     .globals = (mp_obj_dict_t *)&mp_module_uhashlib_globals,
 };
 
-#endif //MICROPY_PY_UHASHLIB
+#endif // MICROPY_PY_UHASHLIB

extmod/moduheapq.c

@@ -119,4 +119,4 @@ const mp_obj_module_t mp_module_uheapq = {
 };
 #endif
 
-#endif //MICROPY_PY_UHEAPQ
+#endif // MICROPY_PY_UHEAPQ

extmod/modujson.c

@@ -323,4 +323,4 @@ const mp_obj_module_t mp_module_ujson = {
     .globals = (mp_obj_dict_t *)&mp_module_ujson_globals,
 };
 
-#endif //MICROPY_PY_UJSON
+#endif // MICROPY_PY_UJSON

extmod/modurandom.c

@@ -224,4 +224,4 @@ const mp_obj_module_t mp_module_urandom = {
 };
 #endif
 
-#endif //MICROPY_PY_URANDOM
+#endif // MICROPY_PY_URANDOM

extmod/modure.c

@@ -474,4 +474,4 @@ const mp_obj_module_t mp_module_ure = {
 #include "re1.5/recursiveloop.c"
 #include "re1.5/charclass.c"
 
-#endif //MICROPY_PY_URE
+#endif // MICROPY_PY_URE

extmod/modutimeq.c

@@ -230,4 +230,4 @@ const mp_obj_module_t mp_module_utimeq = {
     .globals = (mp_obj_dict_t *)&mp_module_utimeq_globals,
 };
 
-#endif //MICROPY_PY_UTIMEQ
+#endif // MICROPY_PY_UTIMEQ

extmod/moduwebsocket.c

@@ -200,7 +200,7 @@ STATIC mp_uint_t websocket_read(mp_obj_t self_in, void *buf, mp_uint_t size, int
                             return 0;
                         }
 
-                        //DEBUG_printf("Finished receiving ctrl message %x, ignoring\n", self->last_flags);
+                        // DEBUG_printf("Finished receiving ctrl message %x, ignoring\n", self->last_flags);
                         continue;
                     }
                 }

extmod/modwebrepl.c

@@ -190,7 +190,7 @@ STATIC mp_uint_t _webrepl_read(mp_obj_t self_in, void *buf, mp_uint_t size, int
     mp_obj_webrepl_t *self = MP_OBJ_TO_PTR(self_in);
     const mp_stream_p_t *sock_stream = mp_get_stream(self->sock);
     mp_uint_t out_sz = sock_stream->read(self->sock, buf, size, errcode);
-    //DEBUG_printf("webrepl: Read %d initial bytes from websocket\n", out_sz);
+    // DEBUG_printf("webrepl: Read %d initial bytes from websocket\n", out_sz);
     if (out_sz == 0 || out_sz == MP_STREAM_ERROR) {
         return out_sz;
     }

extmod/network_cyw43.c

@@ -153,7 +153,7 @@ STATIC int network_cyw43_scan_cb(void *env, const cyw43_ev_scan_result_t *res) {
             MP_OBJ_NEW_SMALL_INT(res->channel),
             MP_OBJ_NEW_SMALL_INT(res->rssi),
             MP_OBJ_NEW_SMALL_INT(res->auth_mode),
-            //mp_const_false, // hidden
+            // mp_const_false, // hidden
             MP_OBJ_NEW_SMALL_INT(1), // N
         };
         mp_obj_list_append(list, mp_obj_new_tuple(6, tuple));

lib/utils/printf.c

@@ -130,4 +130,4 @@ int snprintf(char *str, size_t size, const char *fmt, ...) {
     return ret;
 }
 
-#endif //MICROPY_USE_INTERNAL_PRINTF
+#endif // MICROPY_USE_INTERNAL_PRINTF

lib/utils/pyexec.c

@@ -168,7 +168,7 @@ typedef struct _repl_t {
     // but it was moved to MP_STATE_VM(repl_line) as containing
     // root pointer. Still keep structure in case more state
     // will be added later.
-    //vstr_t line;
+    // vstr_t line;
     bool cont_line;
     bool paste_mode;
 } repl_t;

mpy-cross/gccollect.c

@@ -146,4 +146,4 @@ void gc_collect(void) {
     gc_collect_end();
 }
 
-#endif //MICROPY_ENABLE_GC
+#endif // MICROPY_ENABLE_GC

mpy-cross/mpconfigport.h

@@ -141,7 +141,7 @@ typedef long mp_off_t;
 #else
 #define MP_SSIZE_MAX                _I32_MAX
 #endif
-#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)(p)) //Avoid compiler warning about different const qualifiers
+#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)(p)) // Avoid compiler warning about different const qualifiers
 #define restrict
 #define inline                      __inline
 #define alignof(t)                  __alignof(t)

ports/cc3200/mptask.c

@@ -283,7 +283,7 @@ STATIC void mptask_pre_init (void) {
     // this one allocates memory for the socket semaphore
     modusocket_pre_init();
 
-    //CRYPTOHASH_Init();
+    // CRYPTOHASH_Init();
 
     #ifndef DEBUG
     OsiTaskHandle svTaskHandle;

ports/esp32/machine_hw_spi.c

@@ -188,7 +188,7 @@ STATIC void machine_hw_spi_init_internal(
         .pre_cb = NULL
     };
 
-    //Initialize the SPI bus
+    // Initialize the SPI bus
 
     // Select DMA channel based on the hardware SPI host
     int dma_chan = 0;

ports/esp32/modesp32.c

@@ -51,7 +51,7 @@ STATIC mp_obj_t esp32_wake_on_touch(const mp_obj_t wake) {
     if (machine_rtc_config.ext0_pin != -1) {
         mp_raise_ValueError(MP_ERROR_TEXT("no resources"));
     }
-    //mp_raise_msg(&mp_type_RuntimeError, MP_ERROR_TEXT("touchpad wakeup not available for this version of ESP-IDF"));
+    // mp_raise_msg(&mp_type_RuntimeError, MP_ERROR_TEXT("touchpad wakeup not available for this version of ESP-IDF"));
 
     machine_rtc_config.wake_on_touch = mp_obj_is_true(wake);
     return mp_const_none;

ports/esp32/modmachine.h

@@ -4,7 +4,7 @@
 #include "py/obj.h"
 
 typedef enum {
-    //MACHINE_WAKE_IDLE=0x01,
+    // MACHINE_WAKE_IDLE=0x01,
     MACHINE_WAKE_SLEEP=0x02,
     MACHINE_WAKE_DEEPSLEEP=0x04
 } wake_type_t;

ports/esp32/modnetwork.c

@@ -782,7 +782,7 @@ STATIC const mp_rom_map_elem_t mp_module_network_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_ETH_CLOCK_GPIO0_IN), MP_ROM_INT(ETH_CLOCK_GPIO0_IN) },
     // Disabled at Aug 22nd 2018, reenabled Jan 28th 2019 in ESP-IDF
     // Because we use older SDK, it's currently disabled
-    //{ MP_ROM_QSTR(MP_QSTR_ETH_CLOCK_GPIO0_OUT), MP_ROM_INT(ETH_CLOCK_GPIO0_OUT) },
+    // { MP_ROM_QSTR(MP_QSTR_ETH_CLOCK_GPIO0_OUT), MP_ROM_INT(ETH_CLOCK_GPIO0_OUT) },
     { MP_ROM_QSTR(MP_QSTR_ETH_CLOCK_GPIO16_OUT), MP_ROM_INT(ETH_CLOCK_GPIO16_OUT) },
     { MP_ROM_QSTR(MP_QSTR_ETH_CLOCK_GPIO17_OUT), MP_ROM_INT(ETH_CLOCK_GPIO17_OUT) },
     #endif

ports/esp32/network_lan.c

@@ -130,7 +130,7 @@ STATIC mp_obj_t get_lan(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_ar
     if (args[ARG_clock_mode].u_int != -1 &&
         args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO0_IN &&
         // Disabled due ESP-IDF (see modnetwork.c note)
-        //args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO0_OUT &&
+        // args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO0_OUT &&
         args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO16_OUT &&
         args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO17_OUT) {
         mp_raise_ValueError(MP_ERROR_TEXT("invalid clock mode"));

ports/esp32/nimble.c

@@ -35,7 +35,7 @@
 #include "nimble/nimble_port_freertos.h"
 
 STATIC void ble_host_task(void *param) {
-    nimble_port_run();  //This function will return only when nimble_port_stop() is executed.
+    nimble_port_run(); // This function will return only when nimble_port_stop() is executed.
     nimble_port_freertos_deinit();
 }
 

ports/esp8266/esp_mphal.c

@@ -44,7 +44,7 @@ const mp_print_t mp_debug_print = {NULL, mp_hal_debug_tx_strn_cooked};
 int uart_attached_to_dupterm;
 
 void mp_hal_init(void) {
-    //ets_wdt_disable(); // it's a pain while developing
+    // ets_wdt_disable(); // it's a pain while developing
     mp_hal_rtc_init();
     uart_init(UART_BIT_RATE_115200, UART_BIT_RATE_115200);
     uart_attached_to_dupterm = 0;

ports/esp8266/esppwm.c

@@ -20,7 +20,7 @@
 
 #include "py/mpprint.h"
 #define PWM_DBG(...)
-//#define PWM_DBG(...) mp_printf(&mp_plat_print, __VA_ARGS__)
+// #define PWM_DBG(...) mp_printf(&mp_plat_print, __VA_ARGS__)
 
 #define ICACHE_RAM_ATTR // __attribute__((section(".text")))
 
@@ -58,15 +58,15 @@ STATIC uint8_t pwm_current_channel = 0;
 STATIC uint16_t pwm_gpio = 0;
 STATIC uint8_t pwm_channel_num = 0;
 
-//XXX: 0xffffffff/(80000000/16)=35A
+// XXX: 0xffffffff/(80000000/16)=35A
 #define US_TO_RTC_TIMER_TICKS(t)          \
     ((t) ?                                   \
     (((t) > 0x35A) ?                   \
     (((t) >> 2) * ((APB_CLK_FREQ >> 4) / 250000) + ((t) & 0x3) * ((APB_CLK_FREQ >> 4) / 1000000))  :    \
     (((t) * (APB_CLK_FREQ >> 4)) / 1000000)) :    \
     0)
 
-//FRC1
+// FRC1
 #define FRC1_ENABLE_TIMER  BIT7
 
 typedef enum {
@@ -333,7 +333,7 @@ void ICACHE_FLASH_ATTR
 pwm_init(void) {
     uint8 i;
 
-    RTC_REG_WRITE(FRC1_CTRL_ADDRESS,  //FRC2_AUTO_RELOAD|
+    RTC_REG_WRITE(FRC1_CTRL_ADDRESS,  // FRC2_AUTO_RELOAD|
         DIVDED_BY_16
         | FRC1_ENABLE_TIMER
         | TM_EDGE_INT);
@@ -379,7 +379,7 @@ pwm_add(uint8_t pin_id, uint32_t pin_mux, uint32_t pin_func) {
             pwm.duty[i] = 0;
             pwm_gpio |= (1 << pin_num[channel]);
             PIN_FUNC_SELECT(pin_mux, pin_func);
-            GPIO_REG_WRITE(GPIO_PIN_ADDR(GPIO_ID_PIN(pin_num[channel])), GPIO_REG_READ(GPIO_PIN_ADDR(GPIO_ID_PIN(pin_num[channel]))) & (~GPIO_PIN_PAD_DRIVER_SET(GPIO_PAD_DRIVER_ENABLE)));  //disable open drain;
+            GPIO_REG_WRITE(GPIO_PIN_ADDR(GPIO_ID_PIN(pin_num[channel])), GPIO_REG_READ(GPIO_PIN_ADDR(GPIO_ID_PIN(pin_num[channel]))) & (~GPIO_PIN_PAD_DRIVER_SET(GPIO_PAD_DRIVER_ENABLE)));  // disable open drain;
             pwm_channel_num++;
             UNLOCK_PWM(critical);   // leave critical
             return channel;
@@ -399,7 +399,7 @@ pwm_delete(uint8 channel) {
         if (pwm_out_io_num[i] == channel) { // exist
             LOCK_PWM(critical);   // enter critical
             pwm_out_io_num[i] = -1;
-            pwm_gpio &= ~(1 << pin_num[channel]);   //clear the bit
+            pwm_gpio &= ~(1 << pin_num[channel]);   // clear the bit
             for (j = i; j < pwm_channel_num - 1; j++) {
                 pwm_out_io_num[j] = pwm_out_io_num[j + 1];
                 pwm.duty[j] = pwm.duty[j + 1];

ports/esp8266/ets_alt_task.c

@@ -101,8 +101,8 @@ bool ets_post(uint8 prio, os_signal_t sig, os_param_t param) {
         // queue got full
         emu_tasks[id].i_put = -1;
     }
-    //printf("after ets_post: "); dump_task(prio, &emu_tasks[id]);
-    //dump_tasks();
+    // printf("after ets_post: "); dump_task(prio, &emu_tasks[id]);
+    // dump_tasks();
 
     ets_intr_unlock();
 
@@ -142,17 +142,17 @@ bool ets_loop_iter(void) {
     extern uint32_t pend_flag_noise_check;
     uint32_t *sw_wdt = &pend_flag_noise_check - 6;
 
-    //static unsigned cnt;
+    // static unsigned cnt;
     bool progress = false;
     for (volatile struct task_entry *t = emu_tasks; t < &emu_tasks[MP_ARRAY_SIZE(emu_tasks)]; t++) {
         if (!ets_loop_dont_feed_sw_wdt) {
             system_soft_wdt_feed();
         }
         ets_intr_lock();
-        //printf("etc_loop_iter: "); dump_task(t - emu_tasks + FIRST_PRIO, t);
+        // printf("etc_loop_iter: "); dump_task(t - emu_tasks + FIRST_PRIO, t);
         if (t->i_get != t->i_put) {
             progress = true;
-            //printf("#%d Calling task %d(%p) (%x, %x)\n", cnt++,
+            // printf("#%d Calling task %d(%p) (%x, %x)\n", cnt++,
             //    t - emu_tasks + FIRST_PRIO, t->task, t->queue[t->i_get].sig, t->queue[t->i_get].par);
             int idx = t->i_get;
             if (t->i_put == -1) {
@@ -161,15 +161,15 @@ bool ets_loop_iter(void) {
             if (++t->i_get == t->qlen) {
                 t->i_get = 0;
             }
-            //ets_intr_unlock();
+            // ets_intr_unlock();
             uint32_t old_sw_wdt = *sw_wdt;
             t->task(&t->queue[idx]);
             if (ets_loop_dont_feed_sw_wdt) {
                 // Restore previous SW WDT counter, in case task fed/cleared it
                 *sw_wdt = old_sw_wdt;
             }
-            //ets_intr_lock();
-            //printf("Done calling task %d\n", t - emu_tasks + FIRST_PRIO);
+            // ets_intr_lock();
+            // printf("Done calling task %d\n", t - emu_tasks + FIRST_PRIO);
         }
         ets_intr_unlock();
     }
@@ -221,7 +221,7 @@ bool ets_run(void) {
     ets_intr_unlock();
     while (1) {
         if (!ets_loop_iter()) {
-            //printf("idle\n");
+            // printf("idle\n");
             ets_intr_lock();
             if (idle_cb) {
                 idle_cb(idle_arg);
@@ -234,7 +234,7 @@ bool ets_run(void) {
 }
 
 void ets_set_idle_cb(void (*handler)(void *), void *arg) {
-    //printf("ets_set_idle_cb(%p, %p)\n", handler, arg);
+    // printf("ets_set_idle_cb(%p, %p)\n", handler, arg);
     idle_cb = handler;
     idle_arg = arg;
 }

ports/esp8266/hspi.h

@@ -41,7 +41,7 @@
 #define SPI_BYTE_ORDER_HIGH_TO_LOW 1
 #define SPI_BYTE_ORDER_LOW_TO_HIGH 0
 
-#ifndef CPU_CLK_FREQ //Should already be defined in eagle_soc.h
+#ifndef CPU_CLK_FREQ // Should already be defined in eagle_soc.h
 #define CPU_CLK_FREQ (80 * 1000000)
 #endif
 

ports/esp8266/machine_pin.c

@@ -53,7 +53,7 @@
 #define GPIO_PULL_NONE (0)
 #define GPIO_PULL_UP (1)
 // Removed in SDK 1.1.0
-//#define GPIO_PULL_DOWN (2)
+// #define GPIO_PULL_DOWN (2)
 
 typedef struct _pin_irq_obj_t {
     mp_obj_base_t base;
@@ -442,7 +442,7 @@ STATIC const mp_rom_map_elem_t pyb_pin_locals_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_OUT),       MP_ROM_INT(GPIO_MODE_OUTPUT) },
     { MP_ROM_QSTR(MP_QSTR_OPEN_DRAIN), MP_ROM_INT(GPIO_MODE_OPEN_DRAIN) },
     { MP_ROM_QSTR(MP_QSTR_PULL_UP),   MP_ROM_INT(GPIO_PULL_UP) },
-    //{ MP_ROM_QSTR(MP_QSTR_PULL_DOWN), MP_ROM_INT(GPIO_PULL_DOWN) },
+    // { MP_ROM_QSTR(MP_QSTR_PULL_DOWN), MP_ROM_INT(GPIO_PULL_DOWN) },
 
     // IRQ triggers, can be or'd together
     { MP_ROM_QSTR(MP_QSTR_IRQ_RISING), MP_ROM_INT(GPIO_PIN_INTR_POSEDGE) },

ports/esp8266/machine_pwm.c

@@ -121,7 +121,7 @@ STATIC mp_obj_t pyb_pwm_deinit(mp_obj_t self_in) {
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_pwm_deinit_obj, pyb_pwm_deinit);
 
 STATIC mp_obj_t pyb_pwm_freq(size_t n_args, const mp_obj_t *args) {
-    //pyb_pwm_obj_t *self = MP_OBJ_TO_PTR(args[0]);
+    // pyb_pwm_obj_t *self = MP_OBJ_TO_PTR(args[0]);
     if (n_args == 1) {
         // get
         return MP_OBJ_NEW_SMALL_INT(pwm_get_freq(0));

ports/esp8266/main.c

@@ -158,7 +158,7 @@ void MP_FASTCODE(nlr_jump_fail)(void *val) {
     }
 }
 
-//void __assert(const char *file, int line, const char *func, const char *expr) {
+// void __assert(const char *file, int line, const char *func, const char *expr) {
 void __assert(const char *file, int line, const char *expr) {
     printf("Assertion '%s' failed, at file %s:%d\n", expr, file, line);
     for (;;) {

ports/esp8266/modesp.c

@@ -284,7 +284,7 @@ void esp_native_code_init(void) {
 }
 
 void *esp_native_code_commit(void *buf, size_t len, void *reloc) {
-    //printf("COMMIT(buf=%p, len=%u, start=%08x, cur=%08x, end=%08x, erased=%08x)\n", buf, len, esp_native_code_start, esp_native_code_cur, esp_native_code_end, esp_native_code_erased);
+    // printf("COMMIT(buf=%p, len=%u, start=%08x, cur=%08x, end=%08x, erased=%08x)\n", buf, len, esp_native_code_start, esp_native_code_cur, esp_native_code_end, esp_native_code_erased);
 
     len = (len + 3) & ~3;
     if (esp_native_code_cur + len > esp_native_code_end) {

ports/esp8266/modmachine.c

@@ -50,8 +50,8 @@
 
 #if MICROPY_PY_MACHINE
 
-//#define MACHINE_WAKE_IDLE (0x01)
-//#define MACHINE_WAKE_SLEEP (0x02)
+// #define MACHINE_WAKE_IDLE (0x01)
+// #define MACHINE_WAKE_SLEEP (0x02)
 #define MACHINE_WAKE_DEEPSLEEP (0x04)
 
 extern const mp_obj_type_t esp_wdt_type;