1 files changed, 79 insertions, 0 deletions
diff --git a/build-aux/ci/ci-log-dependency-versions b/build-aux/ci/ci-log-dependency-versions
new file mode 100755
index 0000000..ac9537f
--- /dev/null
+++ b/build-aux/ci/ci-log-dependency-versions
@@ -0,0 +1,79 @@
+#! /bin/sh
+set -e
+
+# Record certain build tool versions for use as a cache key.
+autotools_ver=
+
+# Log the identities and versions of the build tools.
+for tool in \
+    "${CC-cc}" \
+    "${NM-nm}" \
+    "${AUTOCONF-autoconf}" \
+    "${AUTOMAKE-automake}" \
+    "${LIBTOOLIZE-libtoolize}" \
+    "${PKG_CONFIG-pkg-config}" \
+    "${PERL-perl}" \
+    "${CPANM-cpanm}" \
+    "${PERLCRITIC-perlcritic}" \
+    "${PERLTIDY-perltidy}" \
+    "${PYTHON-python3}" \
+    "${GCOV-gcov}" \
+    "${LCOV-lcov}" \
+    "${LLVM_COV-llvm-cov}" \
+    "${VALGRIND-valgrind}"
+do
+    # $tool might include mandatory command-line arguments.
+    # Interpret it the same way Make would.
+    set fnord $tool; shift # word-split $tool and load it into "$@"
+
+    echo ::group::"$1"
+    if command -V "$1"; then
+        echo + "$@" --version
+        "$@" --version
+    fi
+    echo ::endgroup::
+
+    case "$1" in
+        (*autoconf*)
+            autotools_ver="${autotools_ver}ac$("$@" --version 2>&1 |
+              sed -Ene '1{s/^[^\(]+\([^\)]+\) //;p}'
+            )"
+            ;;
+
+        (*automake*)
+            autotools_ver="${autotools_ver}am$("$@" --version |
+              sed -Ene '1{s/^[^\(]+\([^\)]+\) //;p}'
+            )"
+            ;;
+
+        (*libtoolize*)
+            autotools_ver="${autotools_ver}lt$("$@" --version |
+              sed -Ene '1{s/^[^\(]+\([^\)]+\) //;p}'
+            )"
+            ;;
+
+        (*pkg-config*)
+            autotools_ver="${autotools_ver}pk$("$@" --version |
+              sed -Ene '1{s/^[^\(]+\([^\)]+\) //;p}'
+            )"
+            ;;
+
+        (*python*)
+            echo ::group::passlib
+            "$@" -c '
+try:
+  import passlib
+  import os.path
+  print("passlib is " + os.path.dirname(passlib.__file__))
+  print("passlib: version " + passlib.__version__)
+except ModuleNotFoundError:
+  print("passlib is not installed")
+'
+            echo ::endgroup::
+            ;;
+    esac
+done
+
+set fnord; shift  # clear $@
+echo "::set-output name=autotools-ver::$autotools_ver"
+exit 0