linux remove file if exist
Honestly, that's an XY problem, it is not due neither to the fact that the project is a C++ one nor that it uses the spec C++11. Because of that, the ...,rm nonesuch rm: cannot remove 'nonesuch': No such file or directory. With -f , it will be ... to be removed. If it doesn't exist, it will be created so rm can remove it. , Pass the -f argument to rm , which will cause it to treat the situation where the named file does not exist as success, and will suppress any error ...,So rm will warn you if you try to delete a file you don't have write permissions on. ... one: https://stackoverflow.com/questions/11231937/bash-ignoring-error-for-a- ... , Remove the space when assigning variables in shell. It should read, file="cageo.crt". And then use, if [ -f "$file" ];. See this SO question: ..., 7 Answers. Don't bother checking if the file exists, just try to remove it. Note that the second command will fail (return a non-zero exit status) if the file did not exist, but the first will succeed owing to the -f (short for --force ) option.
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 linux remove file if exist 相關參考資料
Checking if file exists before removing it in makefile - Stack ...
Honestly, that's an XY problem, it is not due neither to the fact that the project is a C++ one nor that it uses the spec C++11. Because of that, the ... https://stackoverflow.com Have rm not report when a file is missing? - Unix & Linux ...
rm nonesuch rm: cannot remove 'nonesuch': No such file or directory. With -f , it will be ... to be removed. If it doesn't exist, it will be created so rm can remove it. https://unix.stackexchange.com How can I delete a file only if it exists? - Stack Overflow
Pass the -f argument to rm , which will cause it to treat the situation where the named file does not exist as success, and will suppress any error ... https://stackoverflow.com How do I make rm not give an error if a file doesn't exist ...
So rm will warn you if you try to delete a file you don't have write permissions on. ... one: https://stackoverflow.com/questions/11231937/bash-ignoring-error-for-a- ... https://superuser.com How to check if a file exists before deleting? - Stack Overflow
Remove the space when assigning variables in shell. It should read, file="cageo.crt". And then use, if [ -f "$file" ];. See this SO question: ... https://stackoverflow.com shell script to remove a file if it already exist - Stack Overflow
7 Answers. Don't bother checking if the file exists, just try to remove it. Note that the second command will fail (return a non-zero exit status) if the file did not exist, but the first will su... https://stackoverflow.com |