save and restore PATH

.travis.yml

@@ -57,11 +57,11 @@ script:
 # on Linux 64 bit: download and unpack node-webkit, add it to PATH
 - if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then wget https://s3.amazonaws.com/node-webkit/v${NODE_WEBKIT}/node-webkit-v${NODE_WEBKIT}-linux-x64.tar.gz; fi; fi
 - if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then tar xf node-webkit-v${NODE_WEBKIT}-linux-x64.tar.gz; fi; fi
-- if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then export PATH=$(pwd)/node-webkit-v${NODE_WEBKIT}-linux-x64:$PATH; fi; fi
+- if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then prenwpath="$PATH"; export PATH=$(pwd)/node-webkit-v${NODE_WEBKIT}-linux-x64:$PATH; fi; fi
 # on Linux 64 bit: attempt node-pre-gyp package testpackage (if NODE_WEBKIT is not empty)
 - if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then node-pre-gyp package testpackage --runtime=node-webkit --overwrite; fi; fi
-# on Linux 64 bit: erase used node-webkit
-- if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then rm -rf node-webkit-v${NODE_WEBKIT}-linux-x64; fi; fi
+# on Linux 64 bit: erase used node-webkit, restore PATH
+- if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then export PATH="$prenwpath"; rm -rf node-webkit-v${NODE_WEBKIT}-linux-x64; fi; fi
 - make clean
 # node v0.8 and above provide pre-built 32 bit and 64 bit binaries
 # so here we use the 32 bit ones to also test 32 bit builds
@@ -84,11 +84,11 @@ script:
 # on Linux 32 bit: download and unpack node-webkit, add it to PATH
 - if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then wget https://s3.amazonaws.com/node-webkit/v${NODE_WEBKIT}/node-webkit-v${NODE_WEBKIT}-linux-ia32.tar.gz; fi; fi
 - if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then tar xf node-webkit-v${NODE_WEBKIT}-linux-ia32.tar.gz; fi; fi
-- if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then export PATH=$(pwd)/node-webkit-v${NODE_WEBKIT}-linux-ia32:$PATH; fi; fi
+- if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then prenwpath="$PATH"; export PATH=$(pwd)/node-webkit-v${NODE_WEBKIT}-linux-ia32:$PATH; fi; fi
 # attempt node-pre-gyp package testpackage (if NODE_WEBKIT is not empty)
 - if [ "$NODE_WEBKIT" != "" ]; then node-pre-gyp package testpackage --runtime=node-webkit --overwrite; fi;
-# on Linux 32 bit: erase used node-webkit
-- if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then rm -rf node-webkit-v${NODE_WEBKIT}-linux-ia32; fi; fi
+# on Linux 32 bit: erase used node-webkit, restore PATH
+- if [ "$platform" = 'linux' ]; then if [ "$NODE_WEBKIT" != "" ]; then export PATH="$prenwpath"; rm -rf node-webkit-v${NODE_WEBKIT}-linux-ia32; fi; fi
 - make clean
 # test source compile in 32 bit mode against external libsqlite3
 - if [[ "$platform" == 'linux' ]]; then sudo apt-get -y install libsqlite3-dev:i386; CC=gcc-4.6 CXX=g++-4.6 npm install --build-from-source --sqlite=/usr; npm test; fi