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#!/bin/bash
# ************************************************************************** #
# BornAgain: simulate and fit reflection and scattering
#
# @file adjust_pkg_linux.sh
# @brief Extract the dependencies of shared libraries (Linux only)
#
# @homepage http://apps.jcns.fz-juelich.de/BornAgain
# @license GNU General Public License v3 or higher (see COPYING)
# @copyright Forschungszentrum Juelich GmbH 2016
# @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
# ************************************************************************** #
# usage:
# % bash adjust_pkg_linux.sh <pkg-root-dir>
# Requires `ldd` and `bash` >= 4.0.
# externally given variables
pkg_root_dir="$1"
main_exe="@LINUXPKG_MAIN_EXE@"
framework_dir="$pkg_root_dir/@LINUXPKG_FRAMEWORK_DEST@"
qt_root_dir="@Qt_DIR@"
qt_plugins_dir="@Qt_PLUGINS_DIR@"
qt_libs_dir="@Qt_LIBS_DIR@"
# constants
TITLE="Linux Package"
HELP="$TITLE: Usage: bash adjust_pkg_linux.sh <pkg-root-dir>"
# shell commands
COPY="cp -nf"
MKDIR="mkdir -p"
if [ -z $pkg_root_dir ]
then
echo "$TITLE: Error: Provide the root directory for the package."
echo "$HELP"
exit 1
fi
if [ -z $framework_dir ]
then
echo "$TITLE: Error: Provide the directory for the framework libraries."
echo "$HELP"
exit 1
fi
if [ -z $main_exe ]
then
echo "$TITLE: Error: Provide the path to the main executable."
echo "$HELP"
exit 1
fi
echo "$TITLE: package root = '$pkg_root_dir', " \
"framework dir = '$framework_dir', " \
"main executable = '$main_exe'"
# libraries allowed to be included in the package
libs_inc_re='cerf|formfactor|gsl|fftw|boost|tiff|jpeg|jbig|Qt'
# compression libraries
libs_inc_re=${libs_inc_re}'|zstd|lzma|deflate|bz2|Lerc|b2'
# secondary dependencies
# X11 interface (libQt5XcbQpa):
libs_inc_re=${libs_inc_re}'|XcbQpa|xcb-xinerama|xcb-xinput'
libs_inc_re=${libs_inc_re}'|double-conversion|icu|md4c|pcre2|svg|webp'
# extract dependency names and locations from the raw output of `ldd`
# NOTE: ldd returns all dependencies recursively.
# ldd output example:
# ```
# libgsl.so.25 => /lib/x86_64-linux-gnu/libgsl.so.25 (0x7f764fd5b)
# ```
libname_re='[[:alnum:]_.-]+'
libpath_re='[[:alnum:]_./-]+'
ldd_re='.*lib('$libs_inc_re')('$libname_re')\s*=>\s*('$libpath_re')\s.*'
declare -r KVFS='<~>' # separator token for key and value
# associated array to hold the dependencies {library so-name => full path}
declare -A deps_all
deps_kv_re='s/'$ldd_re'/lib\1\2'$KVFS'\3/p'
# extract all the dependencies from the main executable
deps=$(ldd $main_exe)
#-- Qt extra dependencies
# obtain Qt major version
# eg. `/lib/x86_64-linux-gnu/libQt5Core.so.5.1.12` => `5`
qt_version=$(echo "$deps" | sed -nE 's;.+ =>[[:blank:]]*.+/libQt.+\.so\.([1-9]).+;\1;p' | head -n1)
#-- Qt for X11 requirements
# see <https://doc.qt.io/qt-5/linux-requirements.html>
# NOTE: xcb Qt platform abstraction: provides the basic functionality needed by
# Qt GUI and Qt Widgets to run against X11
# NOTE: Run the GUI with flag `QT_DEBUG_PLUGINS=1` to obtain the plugins
platforms="libqxcb.so"
imageformats="libqgif.so libqico.so libqjpeg.so libqsvg.so"
xcbglintegrations="libqxcb-egl-integration.so libqxcb-glx-integration.so"
# add extra dependencies from the Qt platforms plugin
deps="$deps\n"$(ldd "$qt_plugins_dir/platforms/libqxcb.so")
for plg in $imageformats; do
deps="$deps\n"$(ldd "$qt_plugins_dir/imageformats/$plg")
done
echo "$TITLE: Qt root dir = '$qt_root_dir'"
echo "$TITLE: Qt major version = '$qt_version'"
echo "$TITLE: Qt plugins dir = '$qt_plugins_dir'"
# collect all the package dependencies (discard duplicates)
deps=$(echo "$deps" | sed -nE $deps_kv_re)
for key_val in $deps; do
# use 'parameter expansion' to extract the key and value
# strip the given pattern from back of the variable (longest match);
# eg. `K;V` => `K`
key="${key_val%%$KVFS*}"
# strip the given pattern from front of the variable (longest match);
# eg. `K;V` => `V`
value="${key_val##*$KVFS}"
deps_all[$key]="$value"
done
echo "$TITLE: External dependencies:"
for xlib in ${!deps_all[@]}; do
xlibpath=${deps_all[$xlib]}
echo " + $xlib => $xlibpath"
done
# copy external libraries to the corresponding directory
echo "$TITLE: Copying external libraries to '$xlibdir'..."
$MKDIR $framework_dir
for xlib in "${!deps_all[@]}"; do
xlibpath="${deps_all[$xlib]}"
# NOTE: The final name must be the so-name of the library
$COPY "$xlibpath" "$framework_dir/$xlib"
done
echo "$TITLE: External libraries in '$framework_dir':"
for lib in $framework_dir/*.so*; do
echo " + ${lib##*/}"
done
# copy required Qt plugins to the corresponding directory
pkg_plugins_dir="$pkg_root_dir/plugins"
echo "$TITLE: Copying Qt plugins from '$qt_plugins_dir' to '$pkg_plugins_dir'..."
# platform plugins
dst="$pkg_plugins_dir/platforms"
$MKDIR "$dst"
for plg in $platforms; do
$COPY "$qt_plugins_dir/platforms/$plg" "$dst/$plg"
done
# xcb-GL integrations
dst="$pkg_plugins_dir/xcbglintegrations"
$MKDIR "$dst"
for plg in $xcbglintegrations; do
$COPY "$qt_plugins_dir/xcbglintegrations/$plg" "$dst/$plg"
done
# image formats
dst="$pkg_plugins_dir/imageformats"
$MKDIR "$dst"
for plg in $imageformats; do
$COPY "$qt_plugins_dir/imageformats/$plg" "$dst/$plg"
done
# final message
echo "$TITLE: Done."
|
