win32: update sample script

Update the mkprerelease script to include cross-compilation of
the Windows on ARM binary on Linux using llvm-mingw.

1 files changed, 38 insertions, 15 deletions

diff --git a/examples/mswin-build/mkprerelease b/examples/mswin-build/mkprerelease
index 1cace46a3..1bdf886d9 100755
--- a/examples/mswin-build/mkprerelease
+++ b/examples/mswin-build/mkprerelease
@@ -2,7 +2,7 @@
 #
 # Build busybox prerelease binaries
 #
-TARGETS="build_pre_32 build_pre_64 build_pre_64u"
+TARGETS="build_pre_32 build_pre_64 build_pre_64a build_pre_64u"
 
 # If an argument is supplied it overrides the default source directory.
 SRC=busybox-w32
@@ -27,18 +27,26 @@ done
 # apply default configuration
 for i in $TARGETS
 do
-        if [ $i = "build_pre_64" ]
-        then
-                CONFIG=mingw64_defconfig
-        elif [ $i = "build_pre_64u" ]
-        then
-                CONFIG=mingw64u_defconfig
-        elif [ $i = "build_pre_32" ]
-        then
-                CONFIG=mingw32_defconfig
-        fi
+        (
+                if [ $i = "build_pre_64" ]
+                then
+                        CONFIG=mingw64_defconfig
+                elif [ $i = "build_pre_64u" ]
+                then
+                        CONFIG=mingw64u_defconfig
+                elif [ $i = "build_pre_64a" ]
+                then
+                        CONFIG=mingw64a_defconfig
+                        PATH="/data2/llvm/current/bin:$PATH"
+                elif [ $i = "build_pre_32" ]
+                then
+                        CONFIG=mingw32_defconfig
+                fi
 
-        (cd $i; git checkout master; make ${CONFIG})
+                cd $i
+                git checkout master
+                make ${CONFIG}
+        )
 done
 
 # perform build
@@ -52,8 +60,23 @@ do
 
         (
         cd $i
-        GCCV=$(rpm -q --qf '%{name} %{version}-%{release}\n' mingw${BITS}-gcc)
-        CRTV=$(rpm -q --qf '%{name} %{version}-%{release}\n' mingw${BITS}-crt)
-        make -j $(nproc) EXTRAVERSION="-$(git describe --match=FRP | sed 's/FRP/PRE/')" MINGW_VER="$GCCV; $CRTV"
+        if [ $i = "build_pre_64a" ]
+        then
+                # /data2/llvm/current should be a symlink
+                PATH="/data2/llvm/current/bin:$PATH"
+                VERSION=$(readlink /data2/llvm/current)
+        else
+                GCCV=$(rpm -q --qf '%{name} %{version}-%{release}\n' mingw${BITS}-gcc)
+                CRTV=$(rpm -q --qf '%{name} %{version}-%{release}\n' mingw${BITS}-crt)
+                VERSION="$GCCV; $CRTV"
+        fi
+        make -j $(nproc) EXTRAVERSION="-$(git describe --match=FRP | sed 's/FRP/PRE/')" MINGW_VER="$VERSION"
         )
 done
+
+# Check the expected binaries exist
+echo
+for i in $TARGETS
+do
+        ls -l $i/busybox.exe
+done