diff --git a/scripts/build_linux_engine.sh b/scripts/build_linux_engine.sh
index 527c7262..9fb4b945 100755
--- a/scripts/build_linux_engine.sh
+++ b/scripts/build_linux_engine.sh
@@ -2,6 +2,8 @@
 
 # Build custom SDL2
 
+. scripts/lib.sh
+
 cd $TRAVIS_BUILD_DIR/SDL2_src
 export CC="ccache gcc -msse2 -march=i686 -m32 -ggdb -O2"
 ./configure \
@@ -29,8 +31,8 @@ make install DESTDIR=$TRAVIS_BUILD_DIR/SDL2_linux
 cd $TRAVIS_BUILD_DIR
 export CC="ccache gcc"
 export CXX="ccache g++"
-./waf configure --sdl2=$TRAVIS_BUILD_DIR/SDL2_linux --vgui=$TRAVIS_BUILD_DIR/vgui-dev --build-type=debug --enable-stb
-./waf build -j2
+./waf configure --sdl2=$TRAVIS_BUILD_DIR/SDL2_linux --vgui=$TRAVIS_BUILD_DIR/vgui-dev --build-type=debug --enable-stb || die
+./waf build -j2 || die
 
 # Build AppImage
 scripts/build_appimage.sh
diff --git a/scripts/build_mingw_engine.sh b/scripts/build_mingw_engine.sh
index e81c3b6e..78b7a6d6 100755
--- a/scripts/build_mingw_engine.sh
+++ b/scripts/build_mingw_engine.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+. scripts/lib.sh
+
 # Build engine
 cd $TRAVIS_BUILD_DIR
 export CC="ccache i686-w64-mingw32-gcc"
@@ -7,8 +9,8 @@ export CXX="ccache i686-w64-mingw32-g++"
 export CFLAGS="-static-libgcc -no-pthread"
 export CXXFLAGS="-static-libgcc -static-libstdc++"
 export WINRC="i686-w64-mingw32-windres"
-./waf configure -o build-mingw --sdl2=$TRAVIS_BUILD_DIR/SDL2_mingw/i686-w64-mingw32/ --disable-vgui --build-type=debug --verbose # can't compile VGUI support on MinGW, due to differnet C++ ABI
-./waf build -o build-mingw -j2 --verbose
+./waf configure --sdl2=$TRAVIS_BUILD_DIR/SDL2_mingw/i686-w64-mingw32/ --disable-vgui --build-type=debug --verbose || die # can't compile VGUI support on MinGW, due to differnet C++ ABI
+./waf build -j2 --verbose || die
 cp $TRAVIS_BUILD_DIR/SDL2_mingw/i686-w64-mingw32//bin/SDL2.dll . # Install SDL2
 cp vgui_support_bin/vgui_support.dll .
 cp build-mingw/engine/xash.dll .
diff --git a/scripts/build_osx_engine.sh b/scripts/build_osx_engine.sh
index d0ff01f9..0555ea92 100755
--- a/scripts/build_osx_engine.sh
+++ b/scripts/build_osx_engine.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+. scripts/lib.sh
+
 # Build engine
 
 cd $TRAVIS_BUILD_DIR
@@ -7,8 +9,8 @@ export CC="/usr/bin/clang"
 export CXX="/usr/bin/clang++"
 export CFLAGS="-m32"
 export CXXFLAGS="-m32"
-python waf configure --sdl2=~/Library/Frameworks/SDL2.framework/ --vgui=$TRAVIS_BUILD_DIR/vgui-dev --build-type=debug
-python waf build -j2
+python waf configure --sdl2=~/Library/Frameworks/SDL2.framework/ --vgui=$TRAVIS_BUILD_DIR/vgui-dev --build-type=debug || die
+python waf build -j2 || die
 # mkdir -p pkg/
 # cp engine/libxash.dylib game_launch/xash3d mainui/libxashmenu.dylib vgui_support/libvgui_support.dylib VGUI/vgui-dev-master/lib/vgui.dylib ../scripts/xash3d.sh # pkg/
 # cp ~/Library/Frameworks/SDL2.framework/SDL2 pkg/libSDL2.dylib
diff --git a/scripts/lib.sh b/scripts/lib.sh
new file mode 100644
index 00000000..ee1bebd0
--- /dev/null
+++ b/scripts/lib.sh
@@ -0,0 +1,5 @@
+die()
+{
+	cat build/config.log
+	exit 1
+}