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Syntax error in bash

Since you use bash features, the first line of the file must be #! / bin/ bash or #! / usr/ bin/ env bash. is bash arithmetic, with the leading $, the value is substituted : $ ( ( ) ). When you wrote randno4= ( ). you try to feed an ARRAY with a arithmetic expression with the wrong syntax. See bash- hackers. The script does not begin with a shebang line, so the system executes it with / bin/ sh. On Ubuntu, / bin/ sh is dash, a shell designed for fast startup and execution with only standard features. When dash reaches line 68, it sees a. My guess is that you don' t run this script as a Bash script, but with some other shell, which doesn' t accept this syntax. As you can see in Shellcheck, and as Bash' s man on my Debian confirms, this syntax is correct:. As discovered in comments, you have a Windows ( DOS) file that then runs on a UNIX machine. This has the problem that the line endings in DOS are \ r\ n while in UNIX are \ n, so there is a superfluous \ r in every line.

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    Bash error syntax

    sh it executes with / bin/ bash as in the first line with #! But when you use sh scriptname. sh it executes sh, not bash. The sh shell has no syntax to create arrays, but Bash has the syntax you used. If you are running the script with sh hello. sh, the interpreting shell will not be the one mentioned in the shebang line, but / bin/ sh will be used. In case of Debian and Ubuntu by default this will be dash. So to run your script. 先日、 シェルスクリプトを記述していたところ、 以下のエラーが出てどうしようも無くなって しまった。 Shell script arrays Syntax error: “ ( ” unexpected. 解決方法を探しにネットを 彷徨うと、 やれ「 改行コード」 を直せだの「 行頭の宣言」 を付けろだの. みんな凄腕のプログラマーたちだから、 何かしら自分の環境とあわないのかなと思って 調べてみました。 そしたらこんな情報が。 シェルスクリプトで『 Syntax error: " ( " unexpected』 とかなった場合のメモ - 牌語備忘録 - pygo. / ではなく、 bashを. Not sure the value of $ PID_ PATH_ NAME or try with if [! - f " $ PID_ PATH_ NAME" ] ; - > just to make sure PID_ PATH_ NAME not adding extra attributes/ characters.

    But I would suggest to run static tool on shell/ bash scripts to find.