kopia lustrzana https://github.com/espressif/esp-idf
35 wiersze
1.2 KiB
C
35 wiersze
1.2 KiB
C
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// Copyright 2018 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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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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