configure: add --32-bit option to build a 32-bit simulator/application
I use this to test duke3d in the sim, because it does some nasty pointer
arithmetic with 32-bit ints.
Should be useful for other things as well.
Change-Id: I807c81b32c61538de9edc3fca77fde193dc4e617
diff --git a/tools/configure b/tools/configure
index ecccdb9..f6fc50d 100755
--- a/tools/configure
+++ b/tools/configure
@@ -271,6 +271,13 @@
fibers=""
endian="" # endianess of the dap doesnt matter here
+ # build a 32-bit simulator
+ if [ "$ARG_32BIT" = "1" ]; then
+ echo "Building 32-bit simulator"
+ GCCOPTS="$GCCOPTS -m32"
+ LDOPTS="$LDOPTS -m32"
+ fi
+
# default output binary name, don't override app_get_platform()
if [ "$app_type" != "sdl-app" ]; then
output="rockboxui"
@@ -1361,6 +1368,7 @@
--no-sdl-threads Disallow use of SDL threads. This prevents the default
behavior of falling back to them if no native thread
support was found.
+ --32-bit Force a 32-bit simulator (use with --sdl-threads for duke3d)
--prefix Target installation directory
--compiler-prefix Override compiler prefix (inherently dangerous)
--help Shows this message (must not be used with other options)
@@ -1383,6 +1391,7 @@
ARG_ARM_THUMB=
ARG_PREFIX="$PREFIX"
ARG_THREAD_SUPPORT=
+ARG_32BIT=
err=
for arg in "$@"; do
case "$arg" in
@@ -1401,6 +1410,7 @@
--voice=*) ARG_VOICE=`echo "$arg" | cut -d = -f 2`;;
--thumb) ARG_ARM_THUMB=1;;
--no-thumb) ARG_ARM_THUMB=0;;
+ --32-bit) ARG_32BIT=1;;
--sdl-threads)ARG_THREAD_SUPPORT=1;;
--no-sdl-threads)
ARG_THREAD_SUPPORT=0;;