first stab at making a relinker

This commit is contained in:
Alex Birch 2018-03-11 00:37:08 +00:00
parent 63192d6120
commit 1a81649e73
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@ -0,0 +1,113 @@
#!/usr/bin/env bash
# Ascertain directory in which script lives; compatible with all UNIX
# Thanks to kenorb
# http://stackoverflow.com/a/17744637/5257399
MYDIR=$(cd -P -- "$(dirname -- "$0")" && pwd -P)
set -o pipefail
error() {
local parent_lineno="$1"
local message="$2"
local code="${3:-1}"
if [[ -n "$message" ]] ; then
echo "Error on or near line ${parent_lineno}: ${message}; exiting with status ${code}"
else
echo "Error on or near line ${parent_lineno}; exiting with status ${code}"
fi
exit "${code}"
}
trap 'error ${LINENO}' ERR
####
LIBDIR="$MYDIR/lib"
BUILDDIR="$MYDIR/build"
PLUGINNAME="juicysfplugin"
declare -a BUILDS=("Debug" "Release")
# .app is a special case which has a Plugins folder inside it, containing a .appex Plugin
declare -a TARGETS=(\
".app"\
".appex"\
".component"\
".vst"\
".vst3"\
".app/Contents/PlugIns/$PLUGINNAME.appex"
)
echo "Known builds: ${BUILDS[*]}"
echo "Known targets: ${TARGETS[*]}"
echo "Build directory: $BUILDDIR"
echo "Lib directory: $LIBDIR"
FLUIDSYNTH="libfluidsynth.1.7.1.dylib"
GLIB="libglib-2.0.0.dylib"
GTHREAD="libgthread-2.0.0.dylib"
INTL="libintl.8.dylib"
PCRE="libpcre.1.dylib"
FRAMEWORKEXEC="@executable_path/../Frameworks"
FRAMEWORKLOAD="@loader_path/../Frameworks"
for i in "${BUILDS[@]}"
do
BUILD="$BUILDDIR/$i"
if [ -d "$BUILD" ]; then
echo "Found $i build subdirectory. Iterating over targets."
for j in "${TARGETS[@]}"
do
CONTENTS="$BUILD/$PLUGINNAME$j/Contents"
BINARY="$CONTENTS/MacOS/$PLUGINNAME"
if [ -f "$BINARY" ]; then
echo "Found $j"
echo "Copying libraries into target"
FRAMEWORKS="$CONTENTS/Frameworks"
mkdir -p "$FRAMEWORKS"
cp "$LIBDIR/"* "$FRAMEWORKS/"
# we're gonna relink these frameworks also, so make them writeable
chmod +w "$FRAMEWORKS/"*
# our $BINARY (Contents/MacOS/juicysfplugin) begins its life linked to a brew-installed fluidsynth library
# which it expects to find at: /usr/local/opt/fluid-synth/lib/libfluidsynth.1.dylib
# we want to change this link to point to the fluidsynth library we copied into: Contents/MacOS/Frameworks/libfluidsynth.1.7.1.dylib
# we tell it to look for it with a relative path: @executable_path/../Frameworks/libfluidsynth.1.7.1.dylib
# and yes, it's fine to point it at our 1.7.1.dylib even though it expects 1.dylib. Because 1.dylib was always a symlink to the more specific version (1.7.1) anyway.
install_name_tool -change /usr/local/opt/fluid-synth/lib/libfluidsynth.1.dylib "$FRAMEWORKEXEC/$FLUIDSYNTH" "$BINARY"
# changes to our libfluidsynth (depends on glib, gthread, intl):
# change our 1.7.1.dylib to identify itself as 1.dylib, to meet our targets' expectations
install_name_tool -id "$FRAMEWORKLOAD/libfluidsynth.1.dylib" "$FRAMEWORKS/$FLUIDSYNTH"
install_name_tool -change /usr/local/opt/glib/lib/libglib-2.0.0.dylib "$FRAMEWORKLOAD/$GLIB" "$FRAMEWORKS/$FLUIDSYNTH"
install_name_tool -change /usr/local/opt/glib/lib/libgthread-2.0.0.dylib "$FRAMEWORKLOAD/$GTHREAD" "$FRAMEWORKS/$FLUIDSYNTH"
install_name_tool -change /usr/local/opt/gettext/lib/libintl.8.dylib "$FRAMEWORKLOAD/$INTL" "$FRAMEWORKS/$FLUIDSYNTH"
# changes to our glib (depends on pcre, intl):
install_name_tool -id "$FRAMEWORKLOAD/$GLIB" "$FRAMEWORKS/$GLIB"
install_name_tool -change /usr/local/opt/pcre/lib/libpcre.1.dylib "$FRAMEWORKLOAD/$PCRE" "$FRAMEWORKS/$GLIB"
install_name_tool -change /usr/local/opt/gettext/lib/libintl.8.dylib "$FRAMEWORKLOAD/$INTL" "$FRAMEWORKS/$GLIB"
# changes to our gthread (depends on pcre, intl, glib):
# yes, the brew-installed libgthread links directly to brew-installed libglib (unlike fluidsynth, which points at a _symlink_ to the same)
install_name_tool -id "$FRAMEWORKLOAD/$GTHREAD" "$FRAMEWORKS/$GTHREAD"
install_name_tool -change /usr/local/opt/pcre/lib/libpcre.1.dylib "$FRAMEWORKLOAD/$PCRE" "$FRAMEWORKS/$GTHREAD"
install_name_tool -change /usr/local/opt/gettext/lib/libintl.8.dylib "$FRAMEWORKLOAD/$INTL" "$FRAMEWORKS/$GTHREAD"
install_name_tool -change /usr/local/Cellar/glib/2.54.3/lib/libglib-2.0.0.dylib "$FRAMEWORKLOAD/$GLIB" "$FRAMEWORKS/$GTHREAD"
# changes to our intl:
install_name_tool -id "$FRAMEWORKLOAD/$INTL" "$FRAMEWORKS/$INTL"
# changes to our pcre:
install_name_tool -id "$FRAMEWORKLOAD/$PCRE" "$FRAMEWORKS/$PCRE"
else
echo "Missing $j; skipping."
fi
done
else
echo "No build directory '$i'. Skipping."
fi
done