Add configure script to generate mconfig

Configure script for generating mconfig. Now used to automatically generate mconfig by makefiles when the platform isn't recognised (i.e. when no prewritten config exists for the platform detected via uname).

Signed-off-by: Mobin <[email protected]>

BUILD

@@ -23,9 +23,18 @@ suitable build configuration is provided and will be used automatically if no ma
 is supplied - skip directly to running "make" (more details below) if you are on one of these
 systems and are happy to use the default configuration.
 
-For other systems, or to fine tune or correct the configuration, create and edit the
-"mconfig" file (start by copying one for a particular OS from the "configs" directory) to choose
-appropriate values for the configuration variables defined within. In particular:
+For other systems, or to fine tune or correct the configuration, you need to create mconfig
+manally. you can use experimental "configure" script. Also make use this script if suitable config
+is not available by default. This script try to find C++ compiler and
+auto-detects OS and checks some options are supported or not and finally create mconfig.
+Also several options are available to control configuration, for more info use
+
+    ./configure --help
+
+command to see all options.
+otherwise you can create and edit the "mconfig" file (start by copying one for a particular OS
+from the "configs" directory) to choose appropriate values for the configuration variables defined
+within. In particular:
 
   CXX      : should be set to the name of the C++ compiler (and link driver)
   CXXFLAGS : are options passed to the compiler during compilation

Makefile

@@ -36,6 +36,5 @@ mconfig:
 	    echo "*** Found configuration for OS: $$UNAME"; \
 	    ln -sf "configs/mconfig.$$UNAME" mconfig; \
 	else \
-	    echo "*** No config available. Please create suitable mconfig file."; \
-	    exit 1; \
+	    ./configure; \
 	fi