-# Library of functions shared by all CI scripts
-
-skip_branch_tip_with_tag () {
- # Sometimes, a branch is pushed at the same time the tag that points
- # at the same commit as the tip of the branch is pushed, and building
- # both at the same time is a waste.
- #
- # When the build is triggered by a push to a tag, $CI_BRANCH will
- # have that tagname, e.g. v2.14.0. Let's see if $CI_BRANCH is
- # exactly at a tag, and if so, if it is different from $CI_BRANCH.
- # That way, we can tell if we are building the tip of a branch that
- # is tagged and we can skip the build because we won't be skipping a
- # build of a tag.
-
- if TAG=$(git describe --exact-match "$CI_BRANCH" 2>/dev/null) &&
- test "$TAG" != "$CI_BRANCH"
- then
- echo "$(tput setaf 2)Tip of $CI_BRANCH is exactly at $TAG$(tput sgr0)"
- exit 0
- fi
-}
-
-# Save some info about the current commit's tree, so we can skip the build
-# job if we encounter the same tree again and can provide a useful info
-# message.
-save_good_tree () {
- echo "$(git rev-parse $TRAVIS_COMMIT^{tree}) $TRAVIS_COMMIT $TRAVIS_JOB_NUMBER $TRAVIS_JOB_ID" >>"$good_trees_file"
- # limit the file size
- tail -1000 "$good_trees_file" >"$good_trees_file".tmp
- mv "$good_trees_file".tmp "$good_trees_file"
-}
-
-# Skip the build job if the same tree has already been built and tested
-# successfully before (e.g. because the branch got rebased, changing only
-# the commit messages).
-skip_good_tree () {
- if ! good_tree_info="$(grep "^$(git rev-parse $TRAVIS_COMMIT^{tree}) " "$good_trees_file")"
- then
- # Haven't seen this tree yet, or no cached good trees file yet.
- # Continue the build job.
- return
- fi
-
- echo "$good_tree_info" | {
- read tree prev_good_commit prev_good_job_number prev_good_job_id
-
- if test "$TRAVIS_JOB_ID" = "$prev_good_job_id"
- then
- cat <<-EOF
- $(tput setaf 2)Skipping build job for commit $TRAVIS_COMMIT.$(tput sgr0)
- This commit has already been built and tested successfully by this build job.
- To force a re-build delete the branch's cache and then hit 'Restart job'.
- EOF
- else
- cat <<-EOF
- $(tput setaf 2)Skipping build job for commit $TRAVIS_COMMIT.$(tput sgr0)
- This commit's tree has already been built and tested successfully in build job $prev_good_job_number for commit $prev_good_commit.
- The log of that build job is available at https://travis-ci.org/$TRAVIS_REPO_SLUG/jobs/$prev_good_job_id
- To force a re-build delete the branch's cache and then hit 'Restart job'.
- EOF
- fi
- }
-
- exit 0
-}
-
-check_unignored_build_artifacts ()
-{
- ! git ls-files --other --exclude-standard --error-unmatch \
- -- ':/*' 2>/dev/null ||
- {
- echo "$(tput setaf 1)error: found unignored build artifacts$(tput sgr0)"
- false
- }
-}
-
-# Set 'exit on error' for all CI scripts to let the caller know that
-# something went wrong.
-# Set tracing executed commands, primarily setting environment variables
-# and installing dependencies.
-set -ex
-
-# When building a PR, TRAVIS_BRANCH refers to the *target* branch. Not what we
-# want here. We want the source branch instead.
-CI_BRANCH="${TRAVIS_PULL_REQUEST_BRANCH:-$TRAVIS_BRANCH}"
-
-cache_dir="$HOME/travis-cache"
-good_trees_file="$cache_dir/good-trees"
-
-mkdir -p "$cache_dir"
-
-skip_branch_tip_with_tag
-skip_good_tree
-
-if test -z "$jobname"
-then
- jobname="$TRAVIS_OS_NAME-$CC"
-fi
-
-export DEVELOPER=1
-export DEFAULT_TEST_TARGET=prove
-export GIT_PROVE_OPTS="--timer --jobs 3 --state=failed,slow,save"
-export GIT_TEST_OPTS="--verbose-log -x --immediate"
-export GIT_TEST_CLONE_2GB=YesPlease
-if [ "$jobname" = linux-gcc ]; then
- export CC=gcc-8
-fi
-
-case "$jobname" in
-linux-clang|linux-gcc)
- export GIT_TEST_HTTPD=YesPlease
-
- # The Linux build installs the defined dependency versions below.
- # The OS X build installs the latest available versions. Keep that
- # in mind when you encounter a broken OS X build!
- export LINUX_P4_VERSION="16.2"
- export LINUX_GIT_LFS_VERSION="1.5.2"
-
- P4_PATH="$HOME/custom/p4"
- GIT_LFS_PATH="$HOME/custom/git-lfs"
- export PATH="$GIT_LFS_PATH:$P4_PATH:$PATH"
- ;;
-osx-clang|osx-gcc)
- # t9810 occasionally fails on Travis CI OS X
- # t9816 occasionally fails with "TAP out of sequence errors" on
- # Travis CI OS X
- export GIT_SKIP_TESTS="t9810 t9816"
- ;;
-GIT_TEST_GETTEXT_POISON)
- export GIT_TEST_GETTEXT_POISON=YesPlease
- ;;
-esac