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Merge pull request #1282 from kenden/patch-1 

Add instructions to install linux binary
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Vidar Holen 2018-07-07 13:32:37 -07:00 committed by GitHub
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@ -171,19 +171,21 @@ or see the [storage bucket listing](https://shellcheck.storage.googleapis.com/in
Travis CI has now integrated ShellCheck by default, so you don't need to manually install it.
If you still want to do so in order to upgrade at your leisure or ensure the latest release:
If you still want to do so in order to upgrade at your leisure or ensure the latest release, follow the steps to install the shellcheck binary, bellow.
install:
## Installing the shellcheck binary
# Install a custom version of shellcheck instead of Travis CI's default
- scversion="stable" # or "v0.4.7", or "latest"
- wget "https://storage.googleapis.com/shellcheck/shellcheck-$scversion.linux.x86_64.tar.xz"
- tar --xz -xvf "shellcheck-$scversion.linux.x86_64.tar.xz"
- shellcheck() { "shellcheck-$scversion/shellcheck" "$@"; }
- shellcheck --version
*Pre-requisite*: the program 'xz' needs to be installed on the system.
To install it on debian/ubuntu/linux mint, run `apt install xz-utils`.
To install it on Redhat/Fedora/CentOS, run `yum -y install xz`.
script:
- shellcheck *.sh
```bash
export scversion="stable" # or "v0.4.7", or "latest"
wget "https://storage.googleapis.com/shellcheck/shellcheck-${scversion}.linux.x86_64.tar.xz"
tar --xz -xvf shellcheck-"${scversion}".linux.x86_64.tar.xz
cp shellcheck-"${scversion}"/shellcheck /usr/bin/
shellcheck --version
```
## Compiling from source