build/travis: remove travis integration

We already build a large variety of configurations in gitlab-ci,
we don't need yet another configuration to run tests on travis-ci.
Also, because the travis-ci setup is outdated and we don't look
at it. Let's focus on gitlab-ci instead.

.travis.yml

@@ -1,75 +0,0 @@
-language: c
-dist: xenial
-sudo: required
-compiler:
-  - gcc
-  - clang
-
-addons:
-  apt:
-    packages:
-    - autoconf
-    - automake
-    - dbus
-    - dbus-x11
-    - dnsmasq
-    - gobject-introspection
-    - gtk-doc-tools
-    - intltool
-    - iptables
-    - libcurl4-gnutls-dev
-    - libdbus-1-dev
-    - libgcrypt11-dev
-    - libgirepository1.0-dev
-    - libglib2.0-dev
-    - libglib2.0-doc
-    - libgnutls-dev
-    - libiw-dev
-    - libjansson-dev
-    - libjansson4
-    - libmm-glib-dev
-    - libndp-dev
-    - libnewt-dev
-    - libnss3-dev
-    - libpolkit-gobject-1-dev
-    - libreadline-dev
-    - libteam-dev
-    - libtool
-    - libudev-dev
-    - make
-    - mobile-broadband-provider-info
-    - pkg-config
-    - ppp
-    - ppp-dev
-    - python-dbus
-    - python-gi
-    - python-software-properties
-    - python3-pip
-    - python3-setuptools
-    - uuid-dev
-  coverity_scan:
-    project:
-      name: NetworkManager/NetworkManager
-    build_command_prepend: sh autogen.sh --with-systemd-logind=no --enable-more-warnings=no --disable-ovs
-    build_command: make -j4
-    branch_pattern: .*coverity.*
-
-before_install:
-    - sudo dbus-uuidgen --ensure
-    - |
-      if test "$BUILD_TYPE" == 'meson'; then
-          pip3 install ninja
-          pip3 install meson
-      fi
-    - sudo chmod o+x /usr/sbin/pppd
-    - sudo locale-gen pl_PL.UTF-8
-
-script:
-    - CI=travis contrib/scripts/nm-ci-run.sh
-
-env:
-  matrix:
-    - BUILD_TYPE=autotools
-    - BUILD_TYPE=meson
-  global:
-    secure: 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

contrib/scripts/nm-ci-run.sh

@@ -67,12 +67,6 @@ case "$CI" in
     ""|"true"|"default"|"gitlab")
         CI=default
         ;;
-    "travis")
-        _WITH_WERROR=0
-        _WITH_LIBTEAM="$_FALSE"
-        _WITH_DOCS="$_FALSE"
-        _WITH_SYSTEMD_LOGIND="$_FALSE"
-        ;;
     *)
         die "invalid \$CI \"$CI\""
         ;;
@@ -172,12 +166,6 @@ run_autotools() {
 
         export NM_TEST_CLIENT_CHECK_L10N=1
 
-        if [ "$CI" == travis ]; then
-            # travis is known to generate the settings doc differently.
-            # Don't compare.
-            export NMTST_NO_CHECK_SETTINGS_DOCS=yes
-        fi
-
         if ! make check -j 6 -k ; then
 
             _print_test_logs "first-test"