diff --git a/cmake/msys/msys_helper.sh b/cmake/msys/msys_helper.sh
index 7037f526a..af7fb6793 100644
--- a/cmake/msys/msys_helper.sh
+++ b/cmake/msys/msys_helper.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -eu
+
 # Git repo information
 fork="lmms"	# i.e. "lmms" or "tobydox"
 branch="master"	# i.e. "master" or "stable-1.2"
@@ -15,7 +17,6 @@ function warn() { echo -e "\n${yellow}$1${plain}"; }
 function err() { echo -e "\n${red}$1${plain}"; exit 1;}
 
 info "Checking for mingw environment"
-
 if ! env | grep MINGW; then
 	err "  - Failed. Please relaunch using MinGW shell"
 fi
@@ -31,20 +32,18 @@ else
 	git clone -b $branch https://github.com/$fork/lmms.git
 fi
 
-
 info "Fetching ppa using cmake/msys/fetch_ppas.sh..."
 if [ -d "$HOME/ppa" ]; then
         warn "  - Skipping, $HOME/ppa already exists"
 else
-	./lmms/cmake/msys/fetch_ppa.sh
+	lmms/cmake/msys/fetch_ppa.sh
 fi
 
-
 info "Extracting debs to $HOME/ppa/opt/, etc..."
 if [ -d "$HOME/ppa/opt" ]; then
         warn "  - Skipping, $HOME/ppa/opt already exists"
 else
-        ./lmms/cmake/msys/extract_debs.sh
+        lmms/cmake/msys/extract_debs.sh
 fi
 
 info "Preparing library merge, making all qt headers writable..."
@@ -52,7 +51,6 @@ chmod u+w /mingw64/include/qt4 -R
 chmod u+w /mingw32/include/qt4 -R
 
 info "Merging mingw headers and libraries from ppa over existing system libraries..."
-
 if ! find /mingw64 | grep sndfile.h; then
 	command cp -r "$HOME/ppa/opt/mingw"* /
 else
@@ -66,26 +64,20 @@ flacver="1.3.2"
 gigver="4.0.0"
 stkver="4.5.1"
 
-info "Downloading and building fltk $fltkver"
-
 mingw_root="/$(echo "$MSYSTEM"|tr '[:upper:]' '[:lower:]')"
+
+info "Downloading and building fltk $fltkver"
 if ! which fluid; then
-	if ! wget http://fltk.org/pub/fltk/$fltkver/fltk-$fltkver-source.tar.gz -O "$HOME/fltk-source.tar.gz"; then
-		err "ERROR: Could not download fltk.  Exiting."
-	fi
+	wget http://fltk.org/pub/fltk/$fltkver/fltk-$fltkver-source.tar.gz -O "$HOME/fltk-source.tar.gz"
 	tar zxf "$HOME/fltk-source.tar.gz" -C "$HOME/"
 	pushd "$HOME/fltk-$fltkver"
 
 	info "  - Compiling fltk $fltkver..."
 	./configure --prefix="$mingw_root" --enable-shared
-
 	make
 
 	info "  - Installing fltk..."
-
-	if ! make install; then
-        	err "ERROR: Could not build/install fltk -- Zyn needs this.  Exiting."
-	fi
+	make install
 
 #	ln -s $mingw_root/usr/local/bin/fluid.exe $mingw_root/bin/fluid.exe
 	popd
@@ -94,51 +86,37 @@ else
 fi
 
 info "Downloading and building libogg $oggver"
-
 if [ ! -e "$mingw_root/lib/libogg.dll.a" ]; then
-	if ! wget http://downloads.xiph.org/releases/ogg/libogg-$oggver.tar.xz -O "$HOME/libogg-source.tar.xz"; then
-		err "ERROR: Could not download libogg.  Exiting."
-	fi
+	wget http://downloads.xiph.org/releases/ogg/libogg-$oggver.tar.xz -O "$HOME/libogg-source.tar.xz"
 	tar xf "$HOME/libogg-source.tar.xz" -C "$HOME/"
 	pushd "$HOME/libogg-$oggver"
 
 	info "  - Compiling libogg $oggver..."
 	./configure --prefix="$mingw_root"
-
 	make
 
 	info "  - Installing libogg..."
 	make install
-
 	# for some reason libgig needs this
 	./configure --prefix="/opt$mingw_root"
-
 	make
 
 	info "  - Installing libogg..."
-
-	if ! make install; then
-        	err "ERROR: Could not build/install fltk -- lmms needs this.  Exiting."
-	fi
+	make install
 
 	popd
 else
 	warn "  - Skipping, libogg binary already exists"
 fi
 
-
 info "Downloading and building libvorbis $vorbisver"
-
 if [ ! -e "$mingw_root/lib/libvorbis.dll.a" ]; then
-	if ! wget http://downloads.xiph.org/releases/vorbis/libvorbis-$vorbisver.tar.xz -O "$HOME/libvorbis-source.tar.xz"; then
-		err "ERROR: Could not download libogg.  Exiting."
-	fi
+	wget http://downloads.xiph.org/releases/vorbis/libvorbis-$vorbisver.tar.xz -O "$HOME/libvorbis-source.tar.xz"
 	tar xf "$HOME/libvorbis-source.tar.xz" -C "$HOME/"
 	pushd "$HOME/libvorbis-$vorbisver"
 
 	info "  - Compiling libvorbis $vorbisver..."
 	./configure --prefix="$mingw_root"
-
 	make
 
 	info "  - Installing libvorbis..."
@@ -146,14 +124,9 @@ if [ ! -e "$mingw_root/lib/libvorbis.dll.a" ]; then
 
 	# for some reason libgig needs this
 	./configure --prefix="/opt$mingw_root"
-
 	make
-
 	info "  - Installing libvorbis..."
-
-	if ! make install; then
-        	err "ERROR: Could not build/install libvorbis -- lmms needs this.  Exiting."
-	fi
+	make install
 
 	popd
 else
@@ -163,15 +136,13 @@ fi
 info "Downloading and building flac $flacver"
 
 if [ ! -e "$mingw_root/lib/libFLAC.dll.a" ]; then
-	if ! wget http://downloads.xiph.org/releases/flac/flac-$flacver.tar.xz -O "$HOME/flac-source.tar.xz"; then
-		err "ERROR: Could not download flac.  Exiting."
-	fi
+
+	wget http://downloads.xiph.org/releases/flac/flac-$flacver.tar.xz -O "$HOME/flac-source.tar.xz"
 	tar xf "$HOME/flac-source.tar.xz" -C "$HOME/"
 	pushd "$HOME/flac-$flacver"
 
 	info "  - Compiling flac $flacver..."
 	./configure --prefix="$mingw_root"
-
 	make
 
 	info "  - Installing flac..."
@@ -179,14 +150,10 @@ if [ ! -e "$mingw_root/lib/libFLAC.dll.a" ]; then
 
 	# for some reason libgig needs this
 	./configure --prefix="/opt$mingw_root"
-
 	make
 
 	info "  - Installing flac..."
-
-	if ! make install; then
-        	err "ERROR: Could not build/install flac -- lmms needs this.  Exiting."
-	fi
+	make install
 
 	popd
 else
@@ -196,25 +163,19 @@ fi
 info "Downloading and building libgig $gigver"
 
 if [ ! -e "$mingw_root/lib/libgig/libgig.dll.a" ]; then
-	if ! wget http://download.linuxsampler.org/packages/libgig-$gigver.tar.bz2 -O "$HOME/gig-source.tar.xz"; then
-		err "ERROR: Could not download libgig.  Exiting."
-	fi
+	wget http://download.linuxsampler.org/packages/libgig-$gigver.tar.bz2 -O "$HOME/gig-source.tar.xz"
 	tar xf "$HOME/gig-source.tar.xz" -C "$HOME/"
 	pushd "$HOME/libgig-$gigver"
 
 	info "  - Compiling libgig $gigver..."
 	./configure --prefix="$mingw_root"
-
 	make
 
 	info "  - Installing libgig..."
 	make install
 
 	mv "$mingw_root/lib/bin/libakai-0.dll" "$mingw_root/bin"
-
-	if ! mv "$mingw_root/lib/bin/libgig-7.dll" "$mingw_root/bin"; then
-        	err "ERROR: Could not build/install libgig -- gigplayer needs this.  Exiting."
-	fi
+	mv "$mingw_root/lib/bin/libgig-7.dll" "$mingw_root/bin"
 
 	popd
 else
@@ -224,22 +185,16 @@ fi
 info "Downloading and building stk $stkver"
 
 if [ ! -e "$mingw_root/lib/libstk.dll" ]; then
-	if ! wget http://ccrma.stanford.edu/software/stk/release/stk-$stkver.tar.gz -O "$HOME/stk-source.tar.xz"; then
-		err "ERROR: Could not download stk.  Exiting."
-	fi
+	wget http://ccrma.stanford.edu/software/stk/release/stk-$stkver.tar.gz -O "$HOME/stk-source.tar.xz"
 	tar xf "$HOME/stk-source.tar.xz" -C "$HOME/"
 	pushd "$HOME/stk-$stkver"
 
 	info "  - Compiling stk $stkver..."
 	./configure --prefix="$mingw_root"
-
 	make
 
 	info "  - Installing stk..."
-
-	if ! make install; then
-        	err "ERROR: Could not build/install stk -- mallotstk needs this.  Exiting."
-	fi
+	make install
 
 	mv "$mingw_root/lib/libstk.so" "$mingw_root/lib/libstk.dll"
 	mv "$mingw_root/lib/libstk-$stkver.so" "$mingw_root/lib/libstk-$stkver.dll"
@@ -254,9 +209,7 @@ if [ "$mingw_root" = "/mingw64" ]; then
 	if [ ! -e /opt/mingw64/bin/x86_64-w64-mingw32-pkg-config ]; then
 		ln -s /usr/bin/pkg-config /opt/mingw64/bin/x86_64-w64-mingw32-pkg-config
 	fi
-fi
-if [ "$mingw_root" = "/mingw32" ]; then
-
+elif [ "$mingw_root" = "/mingw32" ]; then
 	if [ ! -e /opt/mingw32/bin/i686-w64-mingw32-pkg-config ]; then
 		ln -s /usr/bin/pkg-config /opt/mingw32/bin/i686-w64-mingw32-pkg-config
 	fi