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27 lines
733 B
C
27 lines
733 B
C
/*
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* SPDX-FileCopyrightText: 2018-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <stdio.h>
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#include <stdarg.h>
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#include <sdkconfig.h>
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#include "SEGGER_SYSVIEW_Int.h"
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#include "freertos/FreeRTOS.h"
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static portMUX_TYPE s_log_mutex = portMUX_INITIALIZER_UNLOCKED;
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int esp_sysview_vprintf(const char * format, va_list args)
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{
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static char log_buffer[SEGGER_SYSVIEW_MAX_STRING_LEN];
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portENTER_CRITICAL(&s_log_mutex);
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size_t len = vsnprintf(log_buffer, sizeof(log_buffer), format, args);
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if (len > sizeof(log_buffer) - 1) {
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log_buffer[sizeof(log_buffer) - 1] = 0;
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}
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SEGGER_SYSVIEW_Print(log_buffer);
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portEXIT_CRITICAL(&s_log_mutex);
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return len;
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}
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