Merge branch 'sg/travis-fixes'

Assorted updates for TravisCI integration.

* sg/travis-fixes:
  travis-ci: use 'set -x' in 'ci/*' scripts for extra tracing output
  travis-ci: set GIT_TEST_HTTPD in 'ci/lib-travisci.sh'
  travis-ci: move setting environment variables to 'ci/lib-travisci.sh'
  travis-ci: introduce a $jobname variable for 'ci/*' scripts

Author: gitster

.travis.yml

@@ -21,30 +21,14 @@ addons:
     - git-svn
     - apache2
 
-env:
-  global:
-    - DEVELOPER=1
-    # 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!
-    - LINUX_P4_VERSION="16.2"
-    - LINUX_GIT_LFS_VERSION="1.5.2"
-    - DEFAULT_TEST_TARGET=prove
-    - GIT_PROVE_OPTS="--timer --jobs 3 --state=failed,slow,save"
-    - GIT_TEST_OPTS="--verbose-log"
-    - GIT_TEST_CLONE_2GB=YesPlease
-    # t9810 occasionally fails on Travis CI OS X
-    # t9816 occasionally fails with "TAP out of sequence errors" on Travis CI OS X
-    - GIT_SKIP_TESTS="t9810 t9816"
-
 matrix:
   include:
-    - env: GETTEXT_POISON=YesPlease
+    - env: jobname=GETTEXT_POISON
       os: linux
       compiler:
       addons:
       before_install:
-    - env: Windows
+    - env: jobname=Windows
       os: linux
       compiler:
       addons:
@@ -55,15 +39,15 @@ matrix:
           test "$TRAVIS_REPO_SLUG" != "git/git" ||
           ci/run-windows-build.sh $TRAVIS_BRANCH $(git rev-parse HEAD)
       after_failure:
-    - env: Linux32
+    - env: jobname=Linux32
       os: linux
       compiler:
       services:
         - docker
       before_install:
       before_script:
       script: ci/run-linux32-docker.sh
-    - env: Static Analysis
+    - env: jobname=StaticAnalysis
       os: linux
       compiler:
       addons:
@@ -74,7 +58,7 @@ matrix:
       before_script:
       script: ci/run-static-analysis.sh
       after_failure:
-    - env: Documentation
+    - env: jobname=Documentation
       os: linux
       compiler:
       addons:

ci/install-dependencies.sh

@@ -8,10 +8,8 @@
 P4WHENCE=http://filehost.perforce.com/perforce/r$LINUX_P4_VERSION
 LFSWHENCE=https://github.com/github/git-lfs/releases/download/v$LINUX_GIT_LFS_VERSION
 
-case "${TRAVIS_OS_NAME:-linux}" in
-linux)
-	export GIT_TEST_HTTPD=YesPlease
-
+case "$jobname" in
+linux-clang|linux-gcc)
 	mkdir --parents "$P4_PATH"
 	pushd "$P4_PATH"
 		wget --quiet "$P4WHENCE/bin.linux26x86_64/p4d"
@@ -26,7 +24,7 @@ linux)
 		cp git-lfs-$LINUX_GIT_LFS_VERSION/git-lfs .
 	popd
 	;;
-osx)
+osx-clang|osx-gcc)
 	brew update --quiet
 	# Uncomment this if you want to run perf tests:
 	# brew install gnu-time

ci/lib-travisci.sh

@@ -23,14 +23,42 @@ skip_branch_tip_with_tag () {
 
 # Set 'exit on error' for all CI scripts to let the caller know that
 # something went wrong
-set -e
+set -ex
 
 skip_branch_tip_with_tag
 
-case "${TRAVIS_OS_NAME:-linux}" in
-linux)
+if test -z "$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"
+export GIT_TEST_CLONE_2GB=YesPlease
+
+case "$jobname" in
+linux-clang|linux-gcc)
+	export GIT_TEST_HTTPD=YesPlease
+
+	# The Linux build installs the defined dependency versions below.
+	# The OS X build installs the latest available versions. Keep that
+	# in mind when you encounter a broken OS X build!
+	export LINUX_P4_VERSION="16.2"
+	export LINUX_GIT_LFS_VERSION="1.5.2"
+
 	P4_PATH="$(pwd)/custom/p4"
 	GIT_LFS_PATH="$(pwd)/custom/git-lfs"
 	export PATH="$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"
+	;;
+GETTEXT_POISON)
+	export GETTEXT_POISON=YesPlease
+	;;
 esac