Travis-CI: Remove builds that always fail to make CI useful again

Also clean away dead code that is not used and will never have any use on the 10.2 branch.

Author: ottok

.travis.yml

@@ -8,35 +8,27 @@ git:
  depth: 2
 
 language: cpp
-os:
- - linux
- - osx
-osx_image: xcode9.1
+os: linux
+
 compiler:
  - gcc
  - clang
 
 cache:
  apt: true
  ccache: true
- directories:
- - /usr/local/Cellar
 
 env:
  matrix:
-# - GCC_VERSION=4.8 TYPE=Debug MYSQL_TEST_SUITES=rpl
-# - GCC_VERSION=5 TYPE=Debug MYSQL_TEST_SUITES=main,archive,optimizer_unfixed_bugs,parts,sys_vars,unit,vcol,innodb,innodb_gis,innodb_zip,innodb_fts
-# - GCC_VERSION=6 TYPE=Debug MYSQL_TEST_SUITES=binlog,binlog_encryption,encryption,rocksdb
-# - GCC_VERSION=6 TYPE=Debug MYSQL_TEST_SUITES=csv,federated,funcs_1,funcs_2,gcol,handler,heap,json,maria,percona,perfschema,plugins,multi_source,roles
  - GCC_VERSION=4.8 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=rpl
  - GCC_VERSION=5 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=main,archive,optimizer_unfixed_bugs,parts,sys_vars,unit,vcol,innodb,innodb_gis,innodb_zip,innodb_fts
  - GCC_VERSION=6 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=binlog,binlog_encryption,encryption,rocksdb
  - GCC_VERSION=6 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=csv,federated,funcs_1,funcs_2,gcol,handler,heap,json,maria,percona,perfschema,plugins,multi_source,roles
 
 matrix:
  exclude:
- - os: osx
- compiler: gcc
+ - compiler: clang
+ env: GCC_VERSION=5 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=main,archive,optimizer_unfixed_bugs,parts,sys_vars,unit,vcol,innodb,innodb_gis,innodb_zip,innodb_fts
  include:
  - os: linux
  compiler: gcc
@@ -87,51 +79,6 @@ matrix:
  - export MTR_MEM=/tmp
  - env DEB_BUILD_OPTIONS="parallel=6" debian/autobake-deb.sh;
  - ccache --show-stats
- # Until OSX becomes a bit more stable: MDEV-12435
- allow_failures:
- - os: osx
- compiler: clang
- env: GCC_VERSION=4.8 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=rpl
- - os: osx
- compiler: clang
- env: GCC_VERSION=5 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=main,archive,optimizer_unfixed_bugs,parts,sys_vars,unit,vcol,innodb,innodb_gis,innodb_zip,innodb_fts
- - os: osx
- compiler: clang
- env: GCC_VERSION=6 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=binlog,binlog_encryption,encryption,rocksdb
- - os: osx
- compiler: clang
- env: GCC_VERSION=6 TYPE=RelWithDebInfo MYSQL_TEST_SUITES=csv,federated,funcs_1,funcs_2,gcol,handler,heap,json,maria,percona,perfschema,plugins,multi_source,roles
-
-# Matrix include for coverity
-# - env:
-# - GCC_VERSION=6
-# addon:
-# coverity_scan:
-# # ref: https://scan.coverity.com/travis_ci
-# # GitHub project metadata
-# project:
-# - name: MariaDB/server
-# - description: MariaDB Server
-#
-# # Where email notification of build analysis results will be sent
-# notification_email: security@mariadb.org
-#
-# # Commands to prepare for build_command
-# build_command_prepend:
-# - source .travis.compiler.sh
-# - ${MYSQL_BUILD_CC} --version ; ${MYSQL_BUILD_CXX} --version
-# - cmake . 
-# -DCMAKE_BUILD_TYPE=Debug
-# -DWITH_SSL=system -DWITH_ZLIB=system
-# -DWITHOUT_TOKUDB_STORAGE_ENGINE=ON -DWITHOUT_MROONGA_STORAGE_ENGINE=ON
-#
-# # The command that will be added as an argument to "cov-build" to compile your project for analysis,
-# build_command: make -j 4
-#
-# # Pattern to match selecting branches that will run analysis.
-# # Take care in resource usage, and consider the build frequency allowances per
-# # https://scan.coverity.com/faq#frequency - 7 per week is the current limit.
-# branch_pattern: .*coverity.*
 
 addons:
  apt:
@@ -178,15 +125,6 @@ addons:
  - libzmq-dev
  - uuid-dev
 
-# libsystemd-daemon-dev # https://github.com/travis-ci/apt-package-whitelist/issues/3882
-
-before_install:
- - if [[ "${TRAVIS_OS_NAME}" == 'osx' ]]; then
- brew update;
- brew install gnutls lz4 lzo xz snappy ccache jemalloc curl ossp-uuid pcre;
- brew link ccache;
- fi
-
 script:
  - ccache --version
 # Clang: