+set -exu
+
+# Version compare functions
+vercomp () {
+ set +u
+ if [[ "$1" == "$2" ]]; then
+ return 0
+ fi
+ local IFS=.
+ # Ignore the shellcheck warning, we want splitting to happen based on IFS.
+ # shellcheck disable=SC2206
+ local i ver1=($1) ver2=($2)
+ # fill empty fields in ver1 with zeros
+ for ((i=${#ver1[@]}; i<${#ver2[@]}; i++)); do
+ ver1[i]=0
+ done
+ for ((i=0; i<${#ver1[@]}; i++)); do
+ if [[ -z ${ver2[i]} ]]; then
+ # fill empty fields in ver2 with zeros
+ ver2[i]=0
+ fi
+ if ((10#${ver1[i]} > 10#${ver2[i]})); then
+ return 1
+ fi
+ if ((10#${ver1[i]} < 10#${ver2[i]})); then
+ return 2
+ fi
+ done
+ set -u
+ return 0
+}
+
+verlte() {
+ vercomp "$1" "$2"; local res="$?"
+ [ "$res" -eq "0" ] || [ "$res" -eq "2" ]
+}
+
+verlt() {
+ vercomp "$1" "$2"; local res="$?"
+ [ "$res" -eq "2" ]
+}
+
+vergte() {
+ vercomp "$1" "$2"; local res="$?"
+ [ "$res" -eq "0" ] || [ "$res" -eq "1" ]
+}
+
+vergt() {
+ vercomp "$1" "$2"; local res="$?"
+ [ "$res" -eq "1" ]
+}
+
+verne() {
+ vercomp "$1" "$2"; local res="$?"
+ [ "$res" -ne "0" ]
+}
+
+failed_configure() {
+ # Assume we are in the configured build directory
+ echo "#################### BEGIN config.log ####################"
+ cat config.log
+ echo "#################### END config.log ####################"
+
+ # End the build with failure
+ exit 1
+}
+
+# Required variables
+WORKSPACE=${WORKSPACE:-}
+
+platform=${platform:-}
+conf=${conf:-}
+build=${build:-}
+cc=${cc:-}
+
+# Controls if the tests are run
+LTTNG_UST_RUN_TESTS="${LTTNG_UST_RUN_TESTS:=yes}"
+
+SRCDIR="$WORKSPACE/src/lttng-ust"
+TMPDIR="$WORKSPACE/tmp"
+PREFIX="/build"
+LIBDIR="lib"
+LIBDIR_ARCH="$LIBDIR"
+
+# RHEL and SLES both use lib64 but don't bother shipping a default autoconf
+# site config that matches this.
+if [[ ( -f /etc/redhat-release || -f /etc/SuSE-release || -f /etc/yocto-release ) ]]; then
+ # Detect the userspace bitness in a distro agnostic way
+ if file -L /bin/bash | grep '64-bit' >/dev/null 2>&1; then
+ LIBDIR_ARCH="${LIBDIR}64"
+ fi
+fi