git-annex/standalone/android/toolchainpath
2018-04-16 18:31:10 -04:00

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#!/bin/sh
# Outputs a new PATH setting that is prefixed by the path to the
# Android cross-compiler toolchain to use for a given Android version.
#
# For Android 5, force PIE build flags
#
# Since the ghc-android wrappers actually hardcode the path to the
# toolchain, and we want to wrap the toolchain programs, the binaries
# are moved to .orig and replaced by wrappers.
androidversion="$1"
# Allow running from the top or inside this directory.
if [ -e abiversion ]; then
top=.
else
top=standalone/android
fi
wrap () {
sed -e "s!PROG!$1!" -e "s!OPTS!$3!" < $top/wrapper.pl > "$2"
chmod +x "$2"
}
# location to toolchain as installed by ghc-android
androidtoolchain="$HOME/.ghc/$(cat $top/abiversion)/bin"
for f in $(find "$androidtoolchain" -maxdepth 1 -type f -printf '%f\n' | grep -v \.orig); do
bin="$androidtoolchain/$f"
orig="$androidtoolchain/$f.orig"
if [ ! -e "$orig" ]; then
cp -a "$bin" "$orig"
fi
if [ "$androidversion" = 5 ]; then
case "$f" in
*-ld*)
wrap "$orig" "$bin" "-pie"
;;
*-gcc)
wrap "$orig" "$bin" "-pie -fPIE"
;;
*'-g++')
wrap "$orig" "$bin" "-pie -fPIE"
;;
*)
cp -a "$orig" "$bin"
;;
esac
else
cp -a "$orig" "$bin"
fi
done
echo "$androidtoolchain:$PATH"