RT-Thread Studio 添加工程显示ctime.c、time.c重复拷贝出错及解决方法

发布于 2023-04-13 07:55:52 浏览：492 订阅该版

我在用RT-Thread Studio新建demo工程后编译工程出现：
```
07:41:34 **** Incremental Build of configuration Debug for project STM32WLE5_demo ****
make -j12 all 
linking...
d:/rt-threadstudio/repo/extract/toolchain_support_packages/arm/gnu_tools_for_arm_embedded_processors/10.2.1/bin/../lib/gcc/arm-none-eabi/10.2.1/../../../../arm-none-eabi/bin/ld.exe: ./rt-thread/components/libc/compilers/common/stdlib.o: in function `__rt_libc_exit':
D:\RT-ThreadStudio\workspace\STM32WLE5_demo\Debug/../rt-thread/components/libc/compilers/common/stdlib.c:18: multiple definition of `__rt_libc_exit'; ./rt-thread/components/libc/compilers/common/cstdlib.o:D:\RT-ThreadStudio\workspace\STM32WLE5_demo\Debug/../rt-thread/components/libc/compilers/common/cstdlib.c:18: first defined here
d:/rt-threadstudio/repo/extract/toolchain_support_packages/arm/gnu_tools_for_arm_embedded_processors/10.2.1/bin/../lib/gcc/arm-none-eabi/10.2.1/../../../../arm-none-eabi/bin/ld.exe: ./rt-thread/components/libc/compilers/common/stdlib.o: in function `system':
D:\RT-ThreadStudio\workspace\STM32WLE5_demo\Debug/../rt-thread/components/libc/compilers/common/stdlib.c:30: multiple definition of `system'; ./rt-thread/components/libc/compilers/common/cstdlib.o:D:\RT-ThreadStudio\workspace\STM32WLE5_demo\Debug/../rt-thread/components/libc/compilers/common/cstdlib.c:40: first defined here
d:/rt-threadstudio/repo/extract/toolchain_support_packages/arm/gnu_tools_for_arm_embedded_processors/10.2.1/bin/../lib/gcc/arm-none-eabi/10.2.1/../../../../arm-none-eabi/bin/ld.exe: ./rt-thread/components/libc/compilers/common/time.o: in function `gmtime_r':
```
后面在论坛发了提问，热心大佬给我指出是不是同时有现两个文件：
https://club.rt-thread.org/ask/question/111c057a8bbb9732.html
我今天到工程下面看了一下，果然有两个文件：

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230413/b20195a2430d258d4f7d9902efb76b0b.png.webp)
这些文件者是同时拷过来的。
我删除了ctime。然后再编译就可以了：

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230413/176ccd1eeccaa28a08bbef893fce4811.png)
不知道这是因为什么原因引起的。