I want to search and add files that do not contain specific characters.

Asked 2 years ago, Updated 2 years ago, 76 views

I keep the batches and shell scripts that I have created so far under a certain folder.
The first line of the file is written differently depending on the time and person you created it.
I'd like to automate this correction.

For example, list and add @echo off,
Want to unify Shebang to #!/bin/bash

How do I create scripts to search and add on Windows and Linux?
Please give me some advice.

shellscript batch-file

2022-09-30 10:29

1 Answers

Search the batch file and add @echooff to the beginning if it is missing:

for/f%%fin('grep-iL"@echo off"*.bat')do(
  sed-i.bak "1i@echo off"%%f
)

Save #!/bin/sh by replacing #!/bin/bash:

$sed-i.bak's/#!\/bin\/sh/#!\/bin\/bash/'/path/to/*.sh

G Assume GNUsed.The -i [SUFFIX] option leaves a backup called FILENAME.bak when saving overwrites.

Also, since Windows does not have the grep sed command, you must install command-line tools such as Git for Windows or MSYS2 beforehand.


2022-09-30 10:29

If you have any answers or tips


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