[clojure-emacs#2120] fix TLS related errors in Travis CI

.travis.yml

@@ -1,28 +1,54 @@
 sudo: false
 language: emacs-lisp
+
+addons:
+  apt:
+    packages:
+    - autogen
+    - ca-certificates
+    - curl
+    - gcc
+    - libgmp-dev
+    - m4
+    - make
+    - pkg-config
+    - xz-utils
+
+cache:
+  directories:
+  - $HOME/local
+
 env:
-  - EMACS_BINARY=emacs-24.4-travis MAKE_TEST=test
-  - EMACS_BINARY=emacs-24.4-travis MAKE_TEST=test-bytecomp
-  - EMACS_BINARY=emacs-24.5-travis MAKE_TEST=test
-  - EMACS_BINARY=emacs-24.5-travis MAKE_TEST=test-bytecomp
-  - EMACS_BINARY=emacs-25.1-travis MAKE_TEST=test
-  - EMACS_BINARY=emacs-25.1-travis MAKE_TEST=test-bytecomp
-  - EMACS_BINARY=emacs-25.2-travis MAKE_TEST=test
-  - EMACS_BINARY=emacs-25.2-travis MAKE_TEST=test-bytecomp
-  - EMACS_BINARY=emacs-25.2-travis MAKE_TEST=test-checks
-  - EMACS_BINARY=emacs-git-snapshot-travis MAKE_TEST=test
-  - EMACS_BINARY=emacs-git-snapshot-travis MAKE_TEST=test-bytecomp
-  - EMACS_BINARY=emacs-git-snapshot-travis MAKE_TEST=test-checks
+  global:
+    - PATH=$HOME/local/bin:$PATH
+  matrix:
+    - EMACS_BINARY=emacs-24.4-travis MAKE_TEST=test
+    - EMACS_BINARY=emacs-24.4-travis MAKE_TEST=test-bytecomp
+    - EMACS_BINARY=emacs-24.5-travis MAKE_TEST=test
+    - EMACS_BINARY=emacs-24.5-travis MAKE_TEST=test-bytecomp
+    - EMACS_BINARY=emacs-25.1-travis MAKE_TEST=test
+    - EMACS_BINARY=emacs-25.1-travis MAKE_TEST=test-bytecomp
+    - EMACS_BINARY=emacs-25.2-travis MAKE_TEST=test
+    - EMACS_BINARY=emacs-25.2-travis MAKE_TEST=test-bytecomp
+    - EMACS_BINARY=emacs-25.3-travis MAKE_TEST=test
+    - EMACS_BINARY=emacs-25.3-travis MAKE_TEST=test-bytecomp
+    - EMACS_BINARY=emacs-25.3-travis MAKE_TEST=test-checks
+    - EMACS_BINARY=emacs-26-pretest-travis MAKE_TEST=test
+    - EMACS_BINARY=emacs-26-pretest-travis MAKE_TEST=test-bytecomp
+    - EMACS_BINARY=emacs-26-pretest-travis MAKE_TEST=test-checks
+    - EMACS_BINARY=emacs-git-snapshot-travis MAKE_TEST=test
+    - EMACS_BINARY=emacs-git-snapshot-travis MAKE_TEST=test-bytecomp
+    - EMACS_BINARY=emacs-git-snapshot-travis MAKE_TEST=test-checks
 
 before_script:
+  - sudo sh travis-ci/travis-gnutls.sh
+  - gnutls-cli -v
   - curl -fsSkL https://gist.github.com/rejeep/ebcd57c3af83b049833b/raw > x.sh && source ./x.sh
   - evm install $EMACS_BINARY --use --skip
   - make elpa
 script:
   - emacs --version
   - make $MAKE_TEST
-matrix:
-  - env: EMACS_BINARY=emacs-git-snapshot-travis
 
 notifications:
   webhooks:

CHANGELOG.md

@@ -19,6 +19,7 @@
 
 * [#2088](https://github.com/clojure-emacs/cider/issues/2088): Fix functions defined with `def` being font-locked as vars instead of functions.
 * [#1651](https://github.com/clojure-emacs/cider/issues/1651), [cider-nrepl#445](https://github.com/clojure-emacs/cider-nrepl/pull/455): Fix `cider-expected-ns` returns `nil` on boot projects.
+* [#2120](https://github.com/clojure-emacs/cider/issues/2120): Fix Travis CI build errors for emacs versions >25.2.
 
 ## 0.15.1 (2017-09-13)
 

travis-ci/travis-gnutls.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# Setup a newer gnutls-cli on Travis CI
+# We need this as long as the Travis workers are Ubuntu 14.04
+# and the TLS cert chain on elpa.gnu.org is out-of-order
+
+set -x
+
+# adjust these versions as needed
+export NETTLE_VERSION=3.4
+export GNUTLS_VERSION=3.5.16
+
+export WORKDIR=${HOME}/local/
+export LD_LIBRARY_PATH=${WORKDIR}/lib/
+export PKG_CONFIG_PATH=${WORKDIR}/lib/pkgconfig/
+
+# exit if the cache is valid and up-to-date
+if [ -f ${WORKDIR}/bin/gnutls-cli ] && \
+   [ -f ${WORKDIR}/nettle-${NETTLE_VERSION}.tar.gz ] && \
+   [ -f ${WORKDIR}/gnutls-${GNUTLS_VERSION}.tar.xz ]
+then
+    exit 0
+fi
+
+# delete cache and rebuild
+rm -rf $WORKDIR
+mkdir $WORKDIR
+cd $WORKDIR
+curl -O https://ftp.gnu.org/gnu/nettle/nettle-${NETTLE_VERSION}.tar.gz \
+    && tar xfz nettle-${NETTLE_VERSION}.tar.gz \
+    && cd nettle-${NETTLE_VERSION} \
+    && ./configure --prefix=${WORKDIR} \
+    && make -j4 install \
+    && make distclean
+
+cd $WORKDIR
+curl -O https://www.gnupg.org/ftp/gcrypt/gnutls/v3.5/gnutls-${GNUTLS_VERSION}.tar.xz \
+    && xz -d -k gnutls-${GNUTLS_VERSION}.tar.xz \
+    && tar xf gnutls-${GNUTLS_VERSION}.tar \
+    && cd gnutls-${GNUTLS_VERSION} \
+    && ./configure --prefix=${WORKDIR} \
+                   --with-included-libtasn1 \
+                   --with-included-unistring \
+                   --without-p11-kit \
+    && make -j4 install \
+    && make distclean