From 2d6c1044fb8d346c311f82add48f22ab6e9139de Mon Sep 17 00:00:00 2001
From: Dong Heng <dongheng@espressif.com>
Date: Wed, 7 Jul 2021 14:44:34 +0800
Subject: [PATCH] boards/esp32c3-devkit: Fix compiling error

Add UID defconfig to check compiling error.
---
 .../esp32c3-devkit/configs/uid/defconfig      | 45 +++++++++++++++++++
 .../esp32c3/esp32c3-devkit/src/esp32c3_uid.c  |  1 +
 2 files changed, 46 insertions(+)
 create mode 100644 boards/risc-v/esp32c3/esp32c3-devkit/configs/uid/defconfig

diff --git a/boards/risc-v/esp32c3/esp32c3-devkit/configs/uid/defconfig b/boards/risc-v/esp32c3/esp32c3-devkit/configs/uid/defconfig
new file mode 100644
index 00000000000..fa93c0a63d2
--- /dev/null
+++ b/boards/risc-v/esp32c3/esp32c3-devkit/configs/uid/defconfig
@@ -0,0 +1,45 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+# CONFIG_NSH_ARGCAT is not set
+# CONFIG_NSH_CMDOPT_HEXDUMP is not set
+# CONFIG_NSH_CMDPARMS is not set
+CONFIG_ARCH="risc-v"
+CONFIG_ARCH_BOARD="esp32c3-devkit"
+CONFIG_ARCH_BOARD_ESP32C3_DEVKIT=y
+CONFIG_ARCH_CHIP="esp32c3"
+CONFIG_ARCH_CHIP_ESP32C3=y
+CONFIG_ARCH_CHIP_ESP32C3WROOM02=y
+CONFIG_ARCH_INTERRUPTSTACK=1536
+CONFIG_ARCH_RISCV=y
+CONFIG_ARCH_STACKDUMP=y
+CONFIG_BOARDCTL_UNIQUEID=y
+CONFIG_BOARD_LOOPSPERMSEC=15000
+CONFIG_BUILTIN=y
+CONFIG_DEV_ZERO=y
+CONFIG_FS_PROCFS=y
+CONFIG_IDLETHREAD_STACKSIZE=2048
+CONFIG_INTELHEX_BINARY=y
+CONFIG_LIBC_PERROR_STDOUT=y
+CONFIG_LIBC_STRERROR=y
+CONFIG_MAX_TASKS=16
+CONFIG_NFILE_DESCRIPTORS_PER_BLOCK=6
+CONFIG_NSH_ARCHINIT=y
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_READLINE=y
+CONFIG_NSH_STRERROR=y
+CONFIG_PREALLOC_TIMERS=0
+CONFIG_RAW_BINARY=y
+CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_WAITPID=y
+CONFIG_START_DAY=29
+CONFIG_START_MONTH=11
+CONFIG_START_YEAR=2019
+CONFIG_SYSTEM_NSH=y
+CONFIG_UART0_SERIAL_CONSOLE=y
+CONFIG_USER_ENTRYPOINT="nsh_main"
diff --git a/boards/risc-v/esp32c3/esp32c3-devkit/src/esp32c3_uid.c b/boards/risc-v/esp32c3/esp32c3-devkit/src/esp32c3_uid.c
index af2e3313ef3..f01bed46c01 100644
--- a/boards/risc-v/esp32c3/esp32c3-devkit/src/esp32c3_uid.c
+++ b/boards/risc-v/esp32c3/esp32c3-devkit/src/esp32c3_uid.c
@@ -24,6 +24,7 @@
 
 #include <nuttx/config.h>
 
+#include <stddef.h>
 #include <errno.h>
 
 #include <nuttx/board.h>