updated wolfssl installation script

setup/wolfssInstallaltion.sh

+set -e  # Abort on error
+set -u  # Treat unset variables as an error
+set -o pipefail  # Propagate errors in pipelines
+
 # Update package list
 echo "Updating package list..."
-sudo apt update
+sudo apt update || { echo "Error: Failed to update package list." >&2; exit 1; }
 
 # Install dependencies
 echo "Installing dependencies..."
-sudo apt install -y build-essential cmake git
+sudo apt install -y build-essential cmake git || { echo "Error: Failed to install dependencies." >&2; exit 1; }
 
-# Check if cmake and make are installed
+# Install cmake and make, if not yet installed
 echo "Checking for cmake and make..."
-which cmake || { echo "cmake not found, installing..."; sudo apt install -y cmake; }
-which make || { echo "make not found, installing..."; sudo apt install -y make; }
+which cmake >/dev/null || { echo "cmake not found, installing..."; sudo apt install -y cmake || { echo "Error: Failed to install cmake." >&2; exit 1; }; }
+which make >/dev/null || { echo "make not found, installing..."; sudo apt install -y make || { echo "Error: Failed to install make." >&2; exit 1; }; }
 
 # Clone the WolfSSL repository
 echo "Cloning WolfSSL repository..."
-git clone https://github.com/wolfSSL/wolfssl.git
+mkdir -p ../../wolfssl
+cd ../../wolfssl
+git clone https://github.com/wolfSSL/wolfssl.git || { echo "Error: Failed to clone WolfSSL repository." >&2; exit 1; }
 
 # Change to the wolfssl directory
 cd wolfssl
 
 # Create and change to the build directory
 echo "Creating build directory..."
-mkdir build
+mkdir -p build
 cd build
 
 # Configure the build
 echo "Configuring build with cmake..."
-cmake ..
+cmake .. || { echo "Error: CMake configuration failed." >&2; exit 1; }
 
 # Compile the source code
 echo "Compiling the code..."
-make
+make || { echo "Error: Compilation failed." >&2; exit 1; }
 
 # Install the compiled binaries
 echo "Installing WolfSSL..."
-sudo make install
+sudo make install || { echo "Error: Installation failed." >&2; exit 1; }
 
 # Update library cache
 echo "Updating library cache..."
-sudo ldconfig
+sudo ldconfig || { echo "Error: Failed to update library cache." >&2; exit 1; }
 
-echo "WolfSSL installation completed"
+echo "WolfSSL installation completed successfully."
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