utils/check-dependencies.sh

@@ -0,0 +1,73 @@
+#!/bin/bash - 
+#===============================================================================
+#
+#          FILE: check-dependencies.sh
+# 
+#         USAGE: ./check-dependencies.sh 
+# 
+#   DESCRIPTION: Check that Perl module dependencies for the hpr_generator 
+#		  are installed.
+# 
+#       OPTIONS: ---
+#  REQUIREMENTS: ---
+#          BUGS: ---
+#         NOTES: ---
+#        AUTHOR: Roan "Rho`n" Horning (roan.horning@gmail.com)
+#  ORGANIZATION: 
+#       CREATED: 09/05/2024 09:55:00 PM
+#      REVISION:  ---
+#===============================================================================
+
+set -o nounset                              # Treat unset variables as an error
+
+#---  FUNCTION  ----------------------------------------------------------------
+#          NAME: is_module_installed 
+#   DESCRIPTION: Tests if the supplied module is found on the system 
+#    PARAMETERS: Name of the denpendent Perl module
+#       RETURNS: 0 if not found, 1 if found
+#-------------------------------------------------------------------------------
+function is_module_installed {
+	HR="----------------------"
+	perl -e "use ${1} " 
+	if  [ $? -ne 0 ]
+	then
+		echo ${HR}
+	else
+		echo "Found module ${1}"
+		echo ${HR}
+	fi
+}
+
+MODULES=( \
+	 "Getopt::Long" \
+	 "Pod::Usage" \
+	 "Config::Std" \
+	 "Template" \
+	 "Template::Plugin::File" \
+	 "Template::Plugin::DBI" \
+	 "Template::Plugin::HTML::Strip" \
+	 "DBI" \
+	 "Tie::DBI" \
+	 "DBD::SQLite" \
+	 "DBD::mysql" \
+	 "Date::Calc" \
+	 "Text::CSV_XS" \
+)
+
+echo "The following modules must be installed for the site-generator to function: "
+for module in "${MODULES[@]}"
+do
+	echo "* ${module}"
+done
+echo "When MySQL is used, the DBD:mysql module is required (otherwise it is optional)"
+echo "When SQLite is used, then the DBD:SQLite module is required (otherwise it is optional)"
+
+echo "Scanning for modules ..."
+echo "----------------------"
+
+for module in "${MODULES[@]}"
+do
+	is_module_installed "${module}"
+done
+
+echo "Finished scanning."