+ message_len="${#message}"
+ padding_len=$(( (80 - (message_len)) / 2 ))
+
+ printf '\n'; printf -- '#%.0s' {1..80}; printf '\n'
+ printf -- '-%.0s' {1..80}; printf '\n'
+ printf -- '#%.0s' $(seq 1 $padding_len); printf '%s' "$message"; printf -- '#%.0s' $(seq 1 $padding_len); printf '\n'
+ printf -- '-%.0s' {1..80}; printf '\n'
+ printf -- '#%.0s' {1..80}; printf '\n\n'
+
+ set -x
+}
+
+failed_configure() {
+ # Assume we are in the configured build directory
+ print_header "BEGIN config.log"
+ cat config.log
+ print_header "END config.log"
+
+ # End the build with failure
+ exit 1
+}
+
+print_header "Liburcu build script starting"
+
+# Required variables
+WORKSPACE=${WORKSPACE:-}
+
+# Axis
+platform=${platform:-}
+conf=${conf:-}
+build=${build:-}
+cc=${cc:-}
+
+# Build steps that can be overriden by the environment
+USERSPACE_RCU_MAKE_INSTALL="${USERSPACE_RCU_MAKE_INSTALL:-yes}"
+USERSPACE_RCU_MAKE_CLEAN="${USERSPACE_RCU_MAKE_CLEAN:-yes}"
+USERSPACE_RCU_GEN_COMPILE_COMMANDS="${USERSPACE_RCU_GEN_COMPILE_COMMANDS:-no}"
+USERSPACE_RCU_RUN_TESTS="${USERSPACE_RCU_RUN_TESTS:-yes}"
+USERSPACE_RCU_CLANG_TIDY="${USERSPACE_RCU_CLANG_TIDY:-no}"
+
+SRCDIR="$WORKSPACE/src/liburcu"
+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/products.d/SLES.prod || -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="${LIBDIR}64"
+ fi
+fi
+
+exit_status=0
+
+# Use bear to generate compile_commands.json when enabled
+BEAR=""
+if [ "$USERSPACE_RCU_GEN_COMPILE_COMMANDS" = "yes" ]; then
+ BEAR="bear"
+fi
+
+# Create tmp directory
+rm -rf "$TMPDIR"
+mkdir -p "$TMPDIR"
+
+export TMPDIR
+export CFLAGS="-g -O2"
+export CXXFLAGS="-g -O2"
+
+# Set compiler variables
+case "$cc" in
+gcc)
+ export CC=gcc
+ export CXX=g++
+ ;;
+gcc-*)
+ export CC=gcc-${cc#gcc-}
+ export CXX=g++-${cc#gcc-}
+ ;;
+clang)
+ export CC=clang
+ export CXX=clang++
+ ;;
+clang-*)
+ export CC=clang-${cc#clang-}
+ export CXX=clang++-${cc#clang-}
+ ;;
+*)
+ if [ "x$cc" != "x" ]; then
+ export CC="$cc"
+ fi
+ ;;
+esac