diff --git a/ports/alembic/CONTROL b/ports/alembic/CONTROL
index 9c886b755..e95c999d7 100644
--- a/ports/alembic/CONTROL
+++ b/ports/alembic/CONTROL
@@ -1,5 +1,5 @@
 Source: alembic
-Version: 1.7.11-4
+Version: 1.7.11-5
 Build-Depends: ilmbase, hdf5
 Description: Alembic is an open framework for storing and sharing scene data that includes a C++ library, a file format, and client plugins and applications.
 Homepage: https://alembic.io/
diff --git a/ports/alembic/portfile.cmake b/ports/alembic/portfile.cmake
index 2d000871f..776e3471b 100644
--- a/ports/alembic/portfile.cmake
+++ b/ports/alembic/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 vcpkg_check_linkage(ONLY_DYNAMIC_LIBRARY)
 
diff --git a/ports/avro-c/CONTROL b/ports/avro-c/CONTROL
index 4374814d5..6dfdb7101 100644
--- a/ports/avro-c/CONTROL
+++ b/ports/avro-c/CONTROL
@@ -1,5 +1,5 @@
 Source: avro-c
-Version: 1.8.2-2
+Version: 1.8.2-3
 Homepage: https://github.com/apache/avro
 Description: Apache Avro is a data serialization system
 Build-Depends: jansson, liblzma, zlib
diff --git a/ports/avro-c/portfile.cmake b/ports/avro-c/portfile.cmake
index 553e694d8..23be8540e 100644
--- a/ports/avro-c/portfile.cmake
+++ b/ports/avro-c/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 vcpkg_from_github(
   OUT_SOURCE_PATH SOURCE_PATH
diff --git a/ports/aws-sdk-cpp/CONTROL b/ports/aws-sdk-cpp/CONTROL
index 9498ef40b..987812ea5 100644
--- a/ports/aws-sdk-cpp/CONTROL
+++ b/ports/aws-sdk-cpp/CONTROL
@@ -1,5 +1,5 @@
 Source: aws-sdk-cpp
-Version: 1.7.142
+Version: 1.7.142-1
 Homepage: https://github.com/aws/aws-sdk-cpp
 Description: AWS SDK for C++
 Build-Depends: openssl (!uwp&!windows), curl (!uwp&!windows), aws-c-event-stream
diff --git a/ports/aws-sdk-cpp/portfile.cmake b/ports/aws-sdk-cpp/portfile.cmake
index 729decc48..c39e3391e 100644
--- a/ports/aws-sdk-cpp/portfile.cmake
+++ b/ports/aws-sdk-cpp/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
diff --git a/ports/boost-system/CONTROL b/ports/boost-system/CONTROL
index 79089afd9..6d4e9d8c4 100644
--- a/ports/boost-system/CONTROL
+++ b/ports/boost-system/CONTROL
@@ -1,6 +1,6 @@
 # Automatically generated by boost-vcpkg-helpers/generate-ports.ps1
 Source: boost-system
-Version: 1.70.0
+Version: 1.70.0-1
 Build-Depends: boost-build, boost-config, boost-integer, boost-modular-build-helper, boost-vcpkg-helpers, boost-winapi
 Homepage: https://github.com/boostorg/system
 Description: Boost system module
diff --git a/ports/boost-system/portfile.cmake b/ports/boost-system/portfile.cmake
index 96fe08461..fde4918db 100644
--- a/ports/boost-system/portfile.cmake
+++ b/ports/boost-system/portfile.cmake
@@ -2,6 +2,8 @@
 
 include(vcpkg_common_functions)
 
+vcpkg_buildpath_length_warning(37)
+
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO boostorg/system
diff --git a/ports/cgal/CONTROL b/ports/cgal/CONTROL
index 184d4f221..5d7879fe0 100644
--- a/ports/cgal/CONTROL
+++ b/ports/cgal/CONTROL
@@ -1,5 +1,5 @@
 Source: cgal
-Version: 4.14-2
+Version: 4.14-3
 Build-Depends: mpfr, mpir, zlib, boost-format, boost-container, boost-iterator, boost-variant, boost-any, boost-unordered, boost-random, boost-foreach, boost-graph, boost-heap, boost-logic, boost-multiprecision
 Homepage: https://github.com/CGAL/cgal
 Description: The Computational Geometry Algorithms Library (CGAL) is a C++ library that aims to provide easy access to efficient and reliable algorithms in computational geometry.
diff --git a/ports/cgal/portfile.cmake b/ports/cgal/portfile.cmake
index e152f7b76..1a006116d 100644
--- a/ports/cgal/portfile.cmake
+++ b/ports/cgal/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
diff --git a/ports/eigen3/CONTROL b/ports/eigen3/CONTROL
index 898b9ae71..9eb611541 100644
--- a/ports/eigen3/CONTROL
+++ b/ports/eigen3/CONTROL
@@ -1,4 +1,4 @@
 Source: eigen3
-Version: 3.3.7-2
+Version: 3.3.7-3
 Homepage: https://bitbucket.org/eigen/eigen
 Description: C++ template library for linear algebra: matrices, vectors, numerical solvers, and related algorithms.
diff --git a/ports/eigen3/portfile.cmake b/ports/eigen3/portfile.cmake
index ef6135373..b9a77701d 100644
--- a/ports/eigen3/portfile.cmake
+++ b/ports/eigen3/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
diff --git a/ports/itk/CONTROL b/ports/itk/CONTROL
index d9e0bde62..78be9e713 100644
--- a/ports/itk/CONTROL
+++ b/ports/itk/CONTROL
@@ -1,5 +1,5 @@
 Source: itk
-Version: 5.0.1
+Version: 5.0.1-1
 Description: Insight Segmentation and Registration Toolkit (ITK) is used for image processing and analysis.
 Homepage: https://github.com/InsightSoftwareConsortium/ITK
 Build-Depends: double-conversion, libjpeg-turbo, zlib, libpng, tiff, expat, eigen3, hdf5[cpp], openjpeg
diff --git a/ports/itk/portfile.cmake b/ports/itk/portfile.cmake
index e0ebaaecf..90cb96127 100644
--- a/ports/itk/portfile.cmake
+++ b/ports/itk/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
diff --git a/ports/kinectsdk2/CONTROL b/ports/kinectsdk2/CONTROL
index ee0900842..4fc290d0f 100644
--- a/ports/kinectsdk2/CONTROL
+++ b/ports/kinectsdk2/CONTROL
@@ -1,3 +1,3 @@
 Source: kinectsdk2
-Version: 2.0-1
+Version: 2.0-2
 Description: Kinect for Windows SDK for Kinect v2 sensor.
diff --git a/ports/kinectsdk2/portfile.cmake b/ports/kinectsdk2/portfile.cmake
index 19072cd34..fc42bb99b 100644
--- a/ports/kinectsdk2/portfile.cmake
+++ b/ports/kinectsdk2/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 if(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm")
     message(FATAL_ERROR "This port does not currently support architecture: ${VCPKG_TARGET_ARCHITECTURE}")
diff --git a/ports/ompl/CONTROL b/ports/ompl/CONTROL
index bf9ad3a1f..221507c05 100644
--- a/ports/ompl/CONTROL
+++ b/ports/ompl/CONTROL
@@ -1,5 +1,5 @@
 Source: ompl
-Version: 1.4.2-1
+Version: 1.4.2-2
 Description: The Open Motion Planning Library, consists of many state-of-the-art sampling-based motion planning algorithms
 Build-Depends: boost-disjoint-sets, boost-dynamic-bitset, boost-filesystem, boost-graph, boost-odeint, boost-program-options, boost-serialization, boost-system, boost-test, boost-ublas, boost-timer, eigen3
 
diff --git a/ports/ompl/portfile.cmake b/ports/ompl/portfile.cmake
index 87af91de8..f6eaab808 100644
--- a/ports/ompl/portfile.cmake
+++ b/ports/ompl/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 set(OMPL_VERSION 1.4.2)
 set(OMPL_DISTNAME "ompl")
diff --git a/ports/openmvg/CONTROL b/ports/openmvg/CONTROL
index b08351664..7e7384a19 100644
--- a/ports/openmvg/CONTROL
+++ b/ports/openmvg/CONTROL
@@ -1,5 +1,5 @@
 Source: openmvg
-Version: 1.4-5
+Version: 1.4-6
 Description: open Multiple View Geometry library. Basis for 3D computer vision and Structure from Motion.
 Build-Depends: coinutils, clp, osi, liblemon, flann, eigen3, ceres, cereal, libjpeg-turbo, tiff, libpng, zlib, suitesparse
 
diff --git a/ports/openmvg/portfile.cmake b/ports/openmvg/portfile.cmake
index a5dea72fa..9f517c11f 100644
--- a/ports/openmvg/portfile.cmake
+++ b/ports/openmvg/portfile.cmake
@@ -1,11 +1,6 @@
 include(vcpkg_common_functions)
 
-string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
-if(BUILDTREES_PATH_LENGTH GREATER 37 AND CMAKE_HOST_WIN32)
-    message(WARNING "${PORT}'s buildsystem uses very long paths and may fail on your system.\n"
-        "We recommend moving vcpkg to a short path such as 'C:\\src\\vcpkg' or using the subst command."
-    )
-endif()
+vcpkg_buildpath_length_warning(37)
 
 #the port produces some empty dlls when building shared libraries, since some components do not export anything, breaking the internal build itself
 vcpkg_check_linkage(ONLY_STATIC_LIBRARY)