build: Linux ARM64 builds

Author: zjp

prereqs/PyQt/Makefile.wheel.qt6

@@ -44,7 +44,11 @@ WE_WHEEL_PLATFORM = macosx_10_14_universal2
 MISSING_QTWEBENGINE_DICT = PyQt6/Qt6/lib/QtWebEngineCore.framework/Helpers/QtWebEngineProcess.app/Contents/MacOS/qtwebengine_dictionaries
 else ifeq ($(OS),Linux)
 BIN_PLATFORM = linux
+ifeq ($(OSARCH),LinuxArm64)
+WHEEL_PLATFORM = manylinux_2_39_aarch64
+else
 WHEEL_PLATFORM = manylinux_2_28_x86_64
+endif
 WE_WHEEL_PLATFORM = $(WHEEL_PLATFORM)
 MISSING_QTWEBENGINE_DICT = PyQt6/Qt6/libexec/qtwebengine_dictionaries
 else ifeq ($(OS),Windows)

prereqs/pips/app_requirements.txt

@@ -32,7 +32,7 @@ netCDF4==1.6.5
 networkx==3.3
 numpy==1.26.4
 openvr==1.26.701
-openmm==8.2.0
+openmm==8.2.0 ; platform_machine != "aarch64"
 packaging==24.2
 # as per Tristan's request in ticket #3055
 ParmEd==4.2.2

src/bundles/md_crds/gromacs/Makefile.xdrfile

@@ -46,6 +46,10 @@ ifneq ($(filter $(MSYSTEM),MSYS MINGW64),)
 	# Though it says 'mingw32' inspection of the generated static library shows x86_64
 	cd $(XDRFILE_LIB_SOURCE) ; env $(ENV_CONFIGURE) ./configure --build=x86_64-w64-mingw32 --enable-shared --with-pic
 else
+ifeq ($(OSARCH),LinuxArm64)
+	cd $(XDRFILE_LIB_SOURCE)/config ; rm config.guess ; wget -O config.guess 'https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD'
+	cd $(XDRFILE_LIB_SOURCE)/config ; rm config.sub ; wget -O config.sub 'https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD'
+endif
 	cd $(XDRFILE_LIB_SOURCE) ; env $(ENV_CONFIGURE) ./configure --enable-shared --with-pic
 endif