Remove Travis artefacts (php#15714)

Travis was suspended php#15314

This removes 404 errored Travis image in README, travis configuration
directory and YAML file and usages in tests.

[skip ci]

Co-authored-by: Gina Peter Banyard <[email protected]>

Author: petk

.github/workflows/push.yml

@@ -10,8 +10,6 @@ on:
       - CONTRIBUTING.md
       - CODING_STANDARDS.md
       - .cirrus.yml
-      - .travis.yml
-      - travis/**
       - .circleci/**
     branches:
       - PHP-8.1
@@ -28,8 +26,6 @@ on:
       - CONTRIBUTING.md
       - CODING_STANDARDS.md
       - .cirrus.yml
-      - .travis.yml
-      - travis/**
       - .circleci/**
     branches:
       - '**'

.travis.yml

@@ -238,7 +238,6 @@ locations.
     └─ ...
  ├─ scripts/                        # php-config, phpize and internal development scripts
  ├─ tests/                          # Core features tests
- ├─ travis/                         # Travis CI service files
  └─ win32/                          # Windows build system files
     ├─ cp_enc_map.c                 # Generated by `win32/cp_enc_map_gen.exe`
     └─ ...

CONTRIBUTING.md

@@ -15,7 +15,6 @@ blog to the most popular websites in the world. PHP is distributed under the
 [PHP License v3.01](LICENSE).
 
 [![Push](https://github.com/php/php-src/actions/workflows/push.yml/badge.svg)](https://github.com/php/php-src/actions/workflows/push.yml)
-[![Build status](https://travis-ci.com/php/php-src.svg?branch=master)](https://travis-ci.com/github/php/php-src)
 [![Fuzzing Status](https://oss-fuzz-build-logs.storage.googleapis.com/badges/php.svg)](https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:php)
 
 ## Documentation

README.md

@@ -54,7 +54,6 @@ releases.
 
 3. Ensure that the relevant tests on CI are green.
 
-   - https://travis-ci.com/github/php/php-src
    - https://cirrus-ci.com/github/php/php-src
    - https://github.com/php/php-src/actions
 

docs/release-process.md

@@ -3,7 +3,6 @@ gmp_setbit() with large index
 --EXTENSIONS--
 gmp
 --SKIPIF--
-<?php if (getenv("TRAVIS") === "true") die("skip not suitable for Travis-CI"); ?>
 <?php if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only"); ?>
 <?php if (getenv("SKIP_SLOW_TESTS")) die("skip slow test"); ?>
 <?php

ext/gmp/tests/gmp_setbit_long.phpt

@@ -5,7 +5,6 @@ pcntl
 --SKIPIF--
 <?php
 if (!function_exists("pcntl_setcpuaffinity")) die("skip pcntl_setcpuaffinity is not available");
-if (getenv('TRAVIS')) die('skip Currently fails on Travis');
 ?>
 --FILE--
 <?php

ext/pcntl/tests/pcntl_cpuaffinity.phpt

@@ -6,7 +6,6 @@ pcntl
 <?php
 if (!function_exists("pcntl_getcpu")) die("skip pcntl_getcpu() is not available");
 if (!function_exists("pcntl_setcpuaffinity")) die("skip pcntl_setcpuaffinity() is not available");
-if (getenv('TRAVIS')) die('skip Currently fails on Travis');
 if (getenv('SKIP_REPEAT')) die("skip Not repeatable");
 ?>
 --FILE--

ext/pcntl/tests/pcntl_getcpu.phpt

@@ -2,7 +2,6 @@
 Test disk_free_space and its alias diskfreespace() functions : basic functionality
 --SKIPIF--
 <?php
-if (getenv("TRAVIS") === "true") die("skip inaccurate on TravisCI");
 if (getenv('CIRRUS_CI')) die('skip Inaccurate on Cirrus');
 ?>
 --INI--

ext/standard/tests/file/disk_free_space_basic.phpt

@@ -2,8 +2,6 @@
 Test gzcompress() function : basic functionality
 --EXTENSIONS--
 zlib
---SKIPIF--
-<?php if (getenv('TRAVIS')) die('skip Currently fails on Travis'); ?>
 --FILE--
 <?php
 /*