Drop support for ubuntu-18.04

Author: shivammathur

.github/workflows/docs.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        operating-system: [ubuntu-22.04, ubuntu-20.04, ubuntu-18.04, windows-2022, macos-11]
+        operating-system: [ubuntu-22.04, ubuntu-20.04, windows-2022, macos-11]
         php-versions: ['5.3', '5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2']
     steps:
       - name: Setup PHP
@@ -70,7 +70,7 @@ jobs:
           git config --local user.name "${{ github.repository_owner }}"
       - name: Combine
         run: |
-          for os in ubuntu-22.04 ubuntu-20.04 ubuntu-18.04 windows-2022 windows-2019 macos-11 macos-10.15; do
+          for os in ubuntu-22.04 ubuntu-20.04 windows-2022 windows-2019 macos-11 macos-10.15; do
             echo "These are extensions which are loaded by default on the following PHP versions. More extensions which are available as packages and available on pecl are supported by setup-php. Refer to [php extension support](https://github.com/shivammathur/setup-php#heavy_plus_sign-php-extension-support) for more details." > Php-extensions-loaded-on-"$os".md
             for version in 5.3 5.4 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2; do
               if [ "$os" = "macos-10.15" ]; then

.github/workflows/php.yml

@@ -28,7 +28,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        operating-system: [ubuntu-22.04, ubuntu-20.04, ubuntu-18.04, windows-2019, macos-latest]
+        operating-system: [ubuntu-22.04, ubuntu-20.04, windows-2019, macos-latest]
         php-versions: ['5.3', '5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3']
         include:
           - operating-system: ubuntu-22.04

README.md

@@ -75,7 +75,6 @@ Both `GitHub-hosted` and `self-hosted` runners are supported by `setup-php` on t
 |---------------------|------------------------------------|------------------------|
 | Ubuntu 22.04        | `ubuntu-latest` or `ubuntu-22.04`  | `PHP 8.1`              |
 | Ubuntu 20.04        | `ubuntu-20.04`                     | `PHP 7.4` to `PHP 8.2` |
-| Ubuntu 18.04        | `ubuntu-18.04`                     | `PHP 7.2` to `PHP 8.2` |
 | Windows Server 2022 | `windows-latest` or `windows-2022` | `PHP 8.2`              |
 | Windows Server 2019 | `windows-2019`                     | `PHP 8.2`              |
 | macOS Monterey 12.x | `macos-12`                         | `PHP 8.2`              |
@@ -87,7 +86,6 @@ Both `GitHub-hosted` and `self-hosted` runners are supported by `setup-php` on t
 |----------------------------------|----------------------------|
 | Ubuntu 22.04                     | `self-hosted` or `Linux`   |
 | Ubuntu 20.04                     | `self-hosted` or `Linux`   |
-| Ubuntu 18.04                     | `self-hosted` or `Linux`   |
 | Debian 11                        | `self-hosted` or `Linux`   |
 | Debian 10                        | `self-hosted` or `Linux`   |
 | Windows 7 and newer              | `self-hosted` or `Windows` |
@@ -707,9 +705,6 @@ act -P ubuntu-22.04=shivammathur/node:2204
 
 # For runs-on: ubuntu-20.04
 act -P ubuntu-20.04=shivammathur/node:2004
-
-# For runs-on: ubuntu-18.04
-act -P ubuntu-18.04=shivammathur/node:1804
 ```
 
 ### JIT Configuration

src/scripts/extensions/couchbase.sh

@@ -17,12 +17,6 @@ add_couchbase_clibs() {
 }
 
 add_couchbase_cxxlibs() {
-  if [ "$VERSION_ID" = "18.04" ]; then
-    if ! command -v gcc-8 >/dev/null || ! command -v g++-8 >/dev/null; then
-      install_packages gcc-8 g++-8 -y
-    fi
-    printf "gcc g++" | xargs -d ' ' -I {} sudo update-alternatives --install /usr/bin/{} {} /usr/bin/{}-8 8
-  fi
   if [ "${runner:?}" = "self-hosted" ]; then
     add_list cmake https://apt.kitware.com/ubuntu/ https://apt.kitware.com/keys/kitware-archive-latest.asc "$VERSION_CODENAME" main
   fi