GstPipelineStudio/installer/macos/mac_app_path.sh

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# SPDX-License-Identifier: GPL-2.0-or-later
# https://gitlab.com/inkscape/inkscape/-/blob/master/packaging/macos/bash_d/lib_.sh
# examples:
# lib_change_path \
# @executable_path/../Resources/lib/lib2geom.1.0.0.dylib \
# $APP_LIB_DIR/inkscape/libinkscape_base.dylib \
# $APP_EXE_DIR/inkscape
#
#lib_change_paths \
# @executable_path/../lib \
# $APP_LIB_DIR \
# $APP_BIN_DIR/gs
#
# lib_change_siblings $APP_LIB_DIR dylib
# lib_change_siblings $APP_LIB_DIR so
# include_guard
### includes ###################################################################
# Nothing here.
### variables ##################################################################
# Nothing here.
### functions ##################################################################
function lib_change_path
{
# This is a simple wrapper around install_name_tool to reduce the
# number of arguments (like $source does not have to be provided
# here as it can be deducted from $target).
# Also, the requested change can be applied to multipe binaries
# at once since 2-n arguments can be supplied.
local target=$1 # new path to dynamically linked library
local binaries=${*:2} # binaries to modify
local source_lib=${target##*/} # get library filename from target location
for binary in $binaries; do # won't work with spaces in paths
if [[ $binary == *.so ]] || [[ $binary == *.dylib ]]; then
lib_reset_id $binary
fi
local source=$(otool -L $binary | grep $source_lib | awk '{ print $1 }')
install_name_tool -change $source $target $binary
done
}
function lib_change_paths
{
# This is a slightly more advanced wrapper around install_name_tool.
# Given a directory $lib_dir that contains the libraries, all libraries
# linked in $binary can be changed at once to a specified $target path.
local target=$1 # new path to dynamically linked library
local lib_dir=$2
local binaries=${*:3}
for binary in $binaries; do
if [[ $binary == *.so ]] || [[ $binary == *.dylib ]]; then
lib_reset_id $binary
fi
for linked_lib in $(otool -L $binary | tail -n +2 | awk '{ print $1 }'); do
if [ "$(basename $binary)" != "$(basename $linked_lib)" ] &&
[ -f $lib_dir/$(basename $linked_lib) ]; then
lib_change_path $target/$(basename $linked_lib) $binary
fi
done
done
}
function lib_change_siblings
{
# This is a slightly more advanced wrapper around install_name_tool.
# All libraries inside a given $dir that are linked to libraries present
# in that $dir can be automatically adjusted.
local dir=$1
local target=$2
for lib in $dir/*.dylib; do
lib_reset_id $lib
for linked_lib in $(otool -L $lib | tail -n +2 | awk '{ print $1 }'); do
if [ "$(basename $lib)" != "$(basename $linked_lib)" ] &&
[ -f $dir/$(basename $linked_lib) ]; then
lib_change_path $target/$(basename $linked_lib) $lib
fi
done
done
if ls $dir/*.so 1> /dev/null 2>&1; then
for lib in $dir/*.so; do
lib_reset_id $lib
for linked_lib in $(otool -L $lib | tail -n +2 | awk '{ print $1 }'); do
if [ "$(basename $lib)" != "$(basename $linked_lib)" ] &&
[ -f $dir/$(basename $linked_lib) ]; then
lib_change_path $target/$(basename $linked_lib) $lib
fi
done
done
fi
}
function lib_reset_id
{
local lib=$1
install_name_tool -id $(basename $lib) $lib
}
### aliases ####################################################################
# Nothing here.
### main #######################################################################
# Nothing here.