FDS Build: Add --no-libs option for WINDOWS

Author: cxp484

Build/Scripts/build_thirdparty_libs.bat

@@ -6,6 +6,7 @@ call ..\Scripts\set_compilers.bat
 set clean_hypre=
 set clean_sundials=
 set clean_fds=
+set no_libs=
 set stopscript=0
 set FDS_BUILDDIR=%CD%
 
@@ -42,6 +43,11 @@ goto eof
    set clean_sundials=--clean-sundials
    set valid=1
  )
+ if /I "%1" EQU "--no-libs" (
+   set no_libs=--no-libs
+   set clean_fds=--clean-fds
+   set valid=1
+ )
  if /I "%1" EQU "-help" (
    call :usage
    set stopscript=1
@@ -74,6 +80,7 @@ echo --clean-all      - rebuild all libraries, remove .obj and .mod files from t
 echo --clean-fds      - remove .obj and .mod files from the fds build directory
 echo --clean-hypre    - rebuild hypre library
 echo --clean-sundials - rebuild sundials library
+echo --no-libs        - build without thirdparty libs
 echo --help           - display this message
 exit /b
 
@@ -91,13 +98,17 @@ set SCRIPTDIR=%~dp0
 cd %SCRIPTDIR%
 SET SCRIPTDIR=%CD%
 
+if "x%no_libs%" == "x" (
+    :: Call HYPRE and SUNDIALS build script
+    cd %SCRIPTDIR%\HYPRE
+    call build_hypre %clean_hypre%
 
-
-::Call HYPRE and SUNDIALS build script
-cd %SCRIPTDIR%\HYPRE
-call build_hypre %clean_hypre%
-
-cd %SCRIPTDIR%\SUNDIALS
-call build_sundials %clean_sundials%
+    cd %SCRIPTDIR%\SUNDIALS
+    call build_sundials %clean_sundials%
+) else (
+    set SUNDIALS_HOME=
+    set HYPRE_HOME=
+    echo Building FDS without third-party libraries.
+)
 
 cd %CURDIR_3RDPARTY%