Try to fix failing travis_wait on linux

Author: zbeekman

.travis.yml

@@ -83,6 +83,7 @@ before_install:
 
 install:
   - pwd
+  - type -a travis_wait
   - developer-scripts/travis/install.${TRAVIS_OS_NAME}.sh
 
 script:

developer-scripts/travis/install.linux.sh

@@ -31,15 +31,15 @@ if [[ "${BUILD_TYPE:-}" != InstallScript ]]; then # Ubuntu on Travis-CI, NOT tes
         tar -xzvf "${MPICH_URL_TAIL}" > tar_mpich.log 2>&1 || cat tar_mpich.log
         export CC=gcc-${GCC}
         export FC=gfortran-${GCC}
-        (
-            cd "${MPICH_URL_TAIL%.tar.gz}"
-            echo "Configuring MPICH ..."
-            ${TRAVIS:+travis_wait} ./configure --prefix="${CACHE}" > configure_mpich.log 2>&1 || cat configure_mpich.log
-            echo "Building MPICH ..."
-            ${TRAVIS:+travis_wait 30} make -j 4 > make_mpich.log 2>&1 || cat make_mpich.log
-            echo "Installing MPICH ..."
-            ${TRAVIS:+travis_wait} make install > install_mpich.log 2>&1 || cat install_mpich.log
-        )
+        cd "${MPICH_URL_TAIL%.tar.gz}" || exit 4
+        echo "Configuring MPICH ..."
+        type -a travis_wait
+        ${TRAVIS:+travis_wait} ./configure --prefix="${CACHE}" > configure_mpich.log 2>&1 || cat configure_mpich.log
+        echo "Building MPICH ..."
+        ${TRAVIS:+travis_wait 30} make -j 4 > make_mpich.log 2>&1 || cat make_mpich.log
+        echo "Installing MPICH ..."
+        ${TRAVIS:+travis_wait} make install > install_mpich.log 2>&1 || cat install_mpich.log
+        cd - || exit 4
     fi
 fi