初始提交

Project/Src/rt-thread/components/libc/compilers/newlib/libc.c

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+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2017/10/15     bernard      the first version
+ */
+#include <rtthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <sys/time.h>
+
+#include "libc.h"
+
+#ifdef RT_USING_PTHREADS
+#include <pthread.h>
+#endif
+
+int	_EXFUN(putenv,(char *__string));
+
+int libc_system_init(void)
+{
+#if defined(RT_USING_DFS) & defined(RT_USING_DFS_DEVFS) & defined(RT_USING_CONSOLE)
+    rt_device_t dev_console;
+
+    dev_console = rt_console_get_device();
+    if (dev_console)
+    {
+    #if defined(RT_USING_POSIX)
+        libc_stdio_set_console(dev_console->parent.name, O_RDWR);
+    #else
+        libc_stdio_set_console(dev_console->parent.name, O_WRONLY);
+    #endif
+    }
+
+    /* set PATH and HOME */
+    putenv("PATH=/bin");
+    putenv("HOME=/home");
+#endif
+
+#if defined RT_USING_PTHREADS && !defined RT_USING_COMPONENTS_INIT
+    pthread_system_init();
+#endif
+
+    return 0;
+}
+INIT_COMPONENT_EXPORT(libc_system_init);