関連ワード:  bash get exit status of previous command    bash get exit code of previous command    bash get exit status of last command    bash get exit code of last command    shell get exit code of previous command    bash check exit status of last command    bash get return value of previous command    bash script get exit code of previous command    bash check exit code of last command    bash get return value of last command  
結果 : bash get exit status of previous command