system c return value
Hi, How I can get system function executed command return value ? I want to know mv command success or not ? #include main() int ret; ret = system( "mv ... , 增強的system函數，能夠返回system調用的輸出* * @param[in] ... 外部命令的結果的緩衝區* @param[in] len 緩衝區buf的長度* * @return 0: 成功; ..., As the docs state system() return -1 if creating the new process for the command to be executed fails, otherwise it returns the exit code of the ..., If command is NULL, then system() returns a status indicating whether a shell is available on the system. RETURN VALUE top. The return value ...,If command is NULL, then system() returns a status indicating whether a shell is available on the system. RETURN VALUE top. The return value of system() is one ... , from the man page: The value returned is -1 on error (e.g. fork(2) failed), and the return status of the command otherwise. This latter return ..., 再来看一下system()函数返回值：. The value returned is -1 on error (e.g. fork(2) failed), and the return status of the command otherwise., 再來看一下system()函數返回值：. The value returned is -1 on error (e.g. fork(2) failed), and the return status of the command otherwise.
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 system c return value 相關參考資料
How to get system() function executed cmd return value ...
Hi, How I can get system function executed command return value ? I want to know mv command success or not ? #include main() int ret; ret = system( "mv ... https://www.unix.com linux C程序中獲取shell腳本輸出[轉載] - Jax 的工作紀錄
增強的system函數，能夠返回system調用的輸出* * @param[in] ... 外部命令的結果的緩衝區* @param[in] len 緩衝區buf的長度* * @return 0: 成功; ... https://jax-work-archive.blogs return value of system() in C - Stack Overflow
As the docs state system() return -1 if creating the new process for the command to be executed fails, otherwise it returns the exit code of the ... https://stackoverflow.com system(3) - Linux manual page
If command is NULL, then system() returns a status indicating whether a shell is available on the system. RETURN VALUE top. The return value ... http://www.staroceans.org system(3) - Linux manual page - man7.org
If command is NULL, then system() returns a status indicating whether a shell is available on the system. RETURN VALUE top. The return value of system() is one ... https://man7.org what is the return value of system command when used in c ...
from the man page: The value returned is -1 on error (e.g. fork(2) failed), and the return status of the command otherwise. This latter return ... https://stackoverflow.com 【CC++】Linux下使用system()函数一定要谨慎- 恋恋美食的个人 ...
再来看一下system()函数返回值：. The value returned is -1 on error (e.g. fork(2) failed), and the return status of the command otherwise. https://my.oschina.net 【CC++】Linux下使用system()函數一定要謹慎| GoMCU
再來看一下system()函數返回值：. The value returned is -1 on error (e.g. fork(2) failed), and the return status of the command otherwise. https://www.gomcu.com |