i18n: make GETTEXT_POISON a runtime option
[git/git.git] / ci / lib-travisci.sh
1 # Library of functions shared by all CI scripts
2
3 skip_branch_tip_with_tag () {
4 # Sometimes, a branch is pushed at the same time the tag that points
5 # at the same commit as the tip of the branch is pushed, and building
6 # both at the same time is a waste.
7 #
8 # Travis gives a tagname e.g. v2.14.0 in $TRAVIS_BRANCH when
9 # the build is triggered by a push to a tag. Let's see if
10 # $TRAVIS_BRANCH is exactly at a tag, and if so, if it is
11 # different from $TRAVIS_BRANCH. That way, we can tell if
12 # we are building the tip of a branch that is tagged and
13 # we can skip the build because we won't be skipping a build
14 # of a tag.
15
16 if TAG=$(git describe --exact-match "$TRAVIS_BRANCH" 2>/dev/null) &&
17 test "$TAG" != "$TRAVIS_BRANCH"
18 then
19 echo "$(tput setaf 2)Tip of $TRAVIS_BRANCH is exactly at $TAG$(tput sgr0)"
20 exit 0
21 fi
22 }
23
24 # Save some info about the current commit's tree, so we can skip the build
25 # job if we encounter the same tree again and can provide a useful info
26 # message.
27 save_good_tree () {
28 echo "$(git rev-parse $TRAVIS_COMMIT^{tree}) $TRAVIS_COMMIT $TRAVIS_JOB_NUMBER $TRAVIS_JOB_ID" >>"$good_trees_file"
29 # limit the file size
30 tail -1000 "$good_trees_file" >"$good_trees_file".tmp
31 mv "$good_trees_file".tmp "$good_trees_file"
32 }
33
34 # Skip the build job if the same tree has already been built and tested
35 # successfully before (e.g. because the branch got rebased, changing only
36 # the commit messages).
37 skip_good_tree () {
38 if ! good_tree_info="$(grep "^$(git rev-parse $TRAVIS_COMMIT^{tree}) " "$good_trees_file")"
39 then
40 # Haven't seen this tree yet, or no cached good trees file yet.
41 # Continue the build job.
42 return
43 fi
44
45 echo "$good_tree_info" | {
46 read tree prev_good_commit prev_good_job_number prev_good_job_id
47
48 if test "$TRAVIS_JOB_ID" = "$prev_good_job_id"
49 then
50 cat <<-EOF
51 $(tput setaf 2)Skipping build job for commit $TRAVIS_COMMIT.$(tput sgr0)
52 This commit has already been built and tested successfully by this build job.
53 To force a re-build delete the branch's cache and then hit 'Restart job'.
54 EOF
55 else
56 cat <<-EOF
57 $(tput setaf 2)Skipping build job for commit $TRAVIS_COMMIT.$(tput sgr0)
58 This commit's tree has already been built and tested successfully in build job $prev_good_job_number for commit $prev_good_commit.
59 The log of that build job is available at https://travis-ci.org/$TRAVIS_REPO_SLUG/jobs/$prev_good_job_id
60 To force a re-build delete the branch's cache and then hit 'Restart job'.
61 EOF
62 fi
63 }
64
65 exit 0
66 }
67
68 check_unignored_build_artifacts ()
69 {
70 ! git ls-files --other --exclude-standard --error-unmatch \
71 -- ':/*' 2>/dev/null ||
72 {
73 echo "$(tput setaf 1)error: found unignored build artifacts$(tput sgr0)"
74 false
75 }
76 }
77
78 # Set 'exit on error' for all CI scripts to let the caller know that
79 # something went wrong.
80 # Set tracing executed commands, primarily setting environment variables
81 # and installing dependencies.
82 set -ex
83
84 cache_dir="$HOME/travis-cache"
85 good_trees_file="$cache_dir/good-trees"
86
87 mkdir -p "$cache_dir"
88
89 skip_branch_tip_with_tag
90 skip_good_tree
91
92 if test -z "$jobname"
93 then
94 jobname="$TRAVIS_OS_NAME-$CC"
95 fi
96
97 export DEVELOPER=1
98 export DEFAULT_TEST_TARGET=prove
99 export GIT_PROVE_OPTS="--timer --jobs 3 --state=failed,slow,save"
100 export GIT_TEST_OPTS="--verbose-log -x --immediate"
101 export GIT_TEST_CLONE_2GB=YesPlease
102 if [ "$jobname" = linux-gcc ]; then
103 export CC=gcc-8
104 fi
105
106 case "$jobname" in
107 linux-clang|linux-gcc)
108 export GIT_TEST_HTTPD=YesPlease
109
110 # The Linux build installs the defined dependency versions below.
111 # The OS X build installs the latest available versions. Keep that
112 # in mind when you encounter a broken OS X build!
113 export LINUX_P4_VERSION="16.2"
114 export LINUX_GIT_LFS_VERSION="1.5.2"
115
116 P4_PATH="$HOME/custom/p4"
117 GIT_LFS_PATH="$HOME/custom/git-lfs"
118 export PATH="$GIT_LFS_PATH:$P4_PATH:$PATH"
119 ;;
120 osx-clang|osx-gcc)
121 # t9810 occasionally fails on Travis CI OS X
122 # t9816 occasionally fails with "TAP out of sequence errors" on
123 # Travis CI OS X
124 export GIT_SKIP_TESTS="t9810 t9816"
125 ;;
126 GIT_TEST_GETTEXT_POISON)
127 export GIT_TEST_GETTEXT_POISON=YesPlease
128 ;;
129 esac