Attempt to work around legacy git

cppsm · Aug 10, 2019 · 62c52ad · 62c52ad
1 parent 3653c94
commit 62c52ad
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -17,7 +17,8 @@ git:
 
 before_install:
   - export -f travis_nanoseconds travis_time_start travis_time_finish
+  - export GIT_DEPTH=$(if [ 002021000 -le $(git --version | sed -e 's#[^0-9.]*##g' -e 's#\([0-9]*\)#00\1#g' -e 's#[0-9]*\([0-9]\{3\}\)\.*#\1#g') ]; then echo '--depth 1'; fi)
 
 script:
-  - if ! [ -x .cppsm/travis-ci ]; then git submodule --quiet update --init --no-recommend-shallow --depth 1 .cppsm; fi
+  - if ! [ -x .cppsm/travis-ci ]; then git submodule --quiet update --init --no-recommend-shallow $GIT_DEPTH .cppsm; fi
   - .cppsm/travis-ci
diff --git a/travis-ci b/travis-ci
@@ -55,7 +55,7 @@ folded() {
   echo -e "\ntravis_fold:end:cppsm.$FOLD\r"
 }
 
-folded ... concurrently GIT_UPDATE_PID git submodule update --init --depth 1 --jobs "$N_PARALLEL_UPDATE"
+folded ... concurrently GIT_UPDATE_PID git submodule update --init $GIT_DEPTH --jobs "$N_PARALLEL_UPDATE"
 
 if [ "$TRAVIS_OS_NAME" = linux ]; then
   folded ... concurrently LIBSTD_INSTALL_PID locked bash -c 'sudo -E apt-add-repository -y ppa:ubuntu-toolchain-r/test && sudo -E apt-get -yq update && sudo -E apt-get -yq --no-install-suggests --no-install-recommends install libstdc++-8-dev'