bjam variant names are global

.travis.yml

@@ -39,7 +39,7 @@ matrix:
     - os: linux
       compiler: g++-6
       env:
-        - VARIANT=coverage
+        - VARIANT=beast_coverage
         - TOOLSET=gcc
         - COMPILER=g++-6
         - CXXSTD=11
@@ -59,7 +59,7 @@ matrix:
     - os: linux
       compiler: g++-5
       env:
-        - VARIANT=valgrind
+        - VARIANT=beast_valgrind
         - TOOLSET=gcc
         - COMPILER=g++-5
         - CXXSTD=11
@@ -77,7 +77,7 @@ matrix:
     - os: linux
       compiler: clang++-3.8
       env:
-        - VARIANT=ubasan
+        - VARIANT=beast_ubasan
         - TOOLSET=clang
         - COMPILER=clang++-3.8
         - CXXSTD=11

Jamfile

@@ -31,18 +31,18 @@ lib crypt32 ;
 lib ssl : : <target-os>windows <name>ssleay32 ;
 lib crypto : : <target-os>windows <name>libeay32 ;
 
-variant coverage
+variant beast_coverage
   : debug
   : <cxxflags>"-msse4.2 --coverage"
     <linkflags>"--coverage"
   ;
 
-variant valgrind
+variant beast_valgrind
   : release
   : <valgrind>on # Boost.Context uses this property
   ;
 
-variant ubasan
+variant beast_ubasan
   : release
   : <cxxflags>"-msse4.2 -funsigned-char -fno-omit-frame-pointer -fsanitize=address,undefined -fno-sanitize-recover=address,undefined -fsanitize-blacklist=libs/beast/tools/blacklist.supp"
     <linkflags>"-fsanitize=address,undefined"

tools/build-and-test.sh

@@ -99,9 +99,9 @@ INC_DIR="$BOOST_ROOT/boost/beast"
 
 function build_bjam ()
 {
-  if [[ $VARIANT == "coverage" ]] || \
-     [[ $VARIANT == "valgrind" ]] || \
-     [[ $VARIANT == "ubasan" ]]; then
+  if [[ $VARIANT == "beast_coverage" ]] || \
+     [[ $VARIANT == "beast_valgrind" ]] || \
+     [[ $VARIANT == "beast_ubasan" ]]; then
     b2 \
       define=BOOST_COROUTINES_NO_DEPRECATION_WARNING=1 \
       cxxstd=$CXXSTD \
@@ -126,7 +126,7 @@ function build_bjam ()
 
 build_bjam
 
-if [[ $VARIANT == "coverage" ]]; then
+if [[ $VARIANT == "beast_coverage" ]]; then
   # for lcov to work effectively, the paths and includes
   # passed to the compiler should not contain "." or "..".
   # (this runs in $BOOST_ROOT)
@@ -143,7 +143,7 @@ if [[ $VARIANT == "coverage" ]]; then
   ~/.local/bin/codecov -X gcov -f lcov.info
   find "$BOOST_ROOT" -name "*.gcda" | xargs rm -f
 
-elif [[ $VARIANT == "valgrind" ]]; then
+elif [[ $VARIANT == "beast_valgrind" ]]; then
   run_tests_with_valgrind "$BIN_DIR" fat-tests
 
 else