development/libtree: Added (Library dependency parser).

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>
This commit is contained in:
Shahab Vahedi 2024-04-02 09:42:12 +07:00 committed by Willy Sudiarto Raharjo
parent 8835105ff5
commit 7061819fb5
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GPG key ID: 3F617144D7238786
5 changed files with 219 additions and 0 deletions

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libtree prints the shared libraries required by each program or shared
library on the command line as a tree. By default certain common system
libraries are hidden to prune the tree.
Unlike "ldd", libtree only parses the binary and does not use dynamic
loader to load them to memory. Therefore, it is a safer approach to
analyse suspicious binaries.
A static build is recommended by the upstream. One can build the tool
statically by passing STATIC=yes:
# STATIC=yes sh libtree.SlackBuild
The patch included in this package is already upstream, but hasn't
ended up in a release yet. It's mainly targeted for the future
15.1 release and the "current".

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https://github.com/haampie/libtree/commit/eb56287c1b4eb3b267524ab1e6e31f042b713395
From eb56287c1b4eb3b267524ab1e6e31f042b713395 Mon Sep 17 00:00:00 2001
From: Florian Weimer <fweimer@redhat.com>
Date: Sun, 15 Jan 2023 22:49:37 +0100
Subject: [PATCH] Avoid implicit function declarations in tests (#84)
Future compilers are likely to reject implicit function declarations
by default, causing these tests to fail. Also replace () with (void)
where appropriate in the changed tests.
--- a/tests/01_origin/Makefile
+++ b/tests/01_origin/Makefile
@@ -7,13 +7,13 @@ LD_LIBRARY_PATH=
all: check
liba.so:
- echo 'int f(){return 1;}' | $(CC) -shared -Wl,-soname,$@ -o $@ -nostdlib -x c -
+ echo 'int f(void){return 1;}' | $(CC) -shared -Wl,-soname,$@ -o $@ -nostdlib -x c -
exe_rpath: liba.so
- echo 'int _start(){return f();}' | $(CC) -o $@ -Wl,--no-as-needed -Wl,--disable-new-dtags '-Wl,-rpath,$$ORIGIN' -Wno-implicit-function-declaration -nostdlib liba.so -x c -
+ echo 'int f(void); int _start(void){return f();}' | $(CC) -o $@ -Wl,--no-as-needed -Wl,--disable-new-dtags '-Wl,-rpath,$$ORIGIN' -Wno-implicit-function-declaration -nostdlib liba.so -x c -
exe_runpath: liba.so
- echo 'int _start(){return f();}' | $(CC) -o $@ -Wl,--no-as-needed -Wl,--enable-new-dtags '-Wl,-rpath,$$ORIGIN' -Wno-implicit-function-declaration -nostdlib liba.so -x c -
+ echo 'int f(void); int _start(void){return f();}' | $(CC) -o $@ -Wl,--no-as-needed -Wl,--enable-new-dtags '-Wl,-rpath,$$ORIGIN' -Wno-implicit-function-declaration -nostdlib liba.so -x c -
check: exe_rpath exe_runpath
../../libtree exe_rpath
--- a/tests/02_rpath_of_parents_parent/Makefile
+++ b/tests/02_rpath_of_parents_parent/Makefile
@@ -8,13 +8,13 @@ LD_LIBRARY_PATH=
all: check
libb.so:
- echo 'int g(){return 1;}' | $(CC) -shared -Wl,-soname,$@ -o $@ -nostdlib -x c -
+ echo 'int g(void){return 1;}' | $(CC) -shared -Wl,-soname,$@ -o $@ -nostdlib -x c -
liba.so: libb.so
- echo 'int f(){return g();}' | $(CC) -shared -Wl,--no-as-needed -Wl,-soname,$@ -o $@ -Wno-implicit-function-declaration libb.so -nostdlib -x c -
+ echo 'int g(void); int f(void){return g();}' | $(CC) -shared -Wl,--no-as-needed -Wl,-soname,$@ -o $@ -Wno-implicit-function-declaration libb.so -nostdlib -x c -
exe: liba.so
- echo 'int _start(){return f();}' | $(CC) -o $@ -Wl,--no-as-needed -Wl,--disable-new-dtags '-Wl,-rpath,$$ORIGIN' '-Wl,-rpath-link,$(CURDIR)' -Wno-implicit-function-declaration -nostdlib -L. -la -x c -
+ echo 'int f(void); int _start(){return f();}' | $(CC) -o $@ -Wl,--no-as-needed -Wl,--disable-new-dtags '-Wl,-rpath,$$ORIGIN' '-Wl,-rpath-link,$(CURDIR)' -Wno-implicit-function-declaration -nostdlib -L. -la -x c -
check: exe liba.so
! ../../libtree liba.so # should not find libb.so
--- a/tests/04_rpath_over_env_over_runpath/Makefile
+++ b/tests/04_rpath_over_env_over_runpath/Makefile
@@ -13,19 +13,19 @@ dir:
mkdir $@
dir/liba.so: dir
- echo 'int a(){return 42;}' | $(CC) -shared -Wl,-soname,$(@F) -Wl,--no-as-needed -o $@ -nostdlib -x c -
+ echo 'int a(void){return 42;}' | $(CC) -shared -Wl,-soname,$(@F) -Wl,--no-as-needed -o $@ -nostdlib -x c -
dir/libb.so: dir/liba.so
- echo 'int b(){return a();}' | $(CC) -shared -Wl,-soname,$(@F) -Wl,--no-as-needed -Wl,--disable-new-dtags '-Wl,-rpath,$$ORIGIN' -Wno-implicit-function-declaration -o $@ -nostdlib dir/liba.so -x c -
+ echo 'int a(void); int b(void){return a();}' | $(CC) -shared -Wl,-soname,$(@F) -Wl,--no-as-needed -Wl,--disable-new-dtags '-Wl,-rpath,$$ORIGIN' -Wno-implicit-function-declaration -o $@ -nostdlib dir/liba.so -x c -
libb.so:
echo 'int b(){return 10;}' | $(CC) -shared -Wl,-soname,$(@F) -Wl,--no-as-needed -o $@ -Wno-implicit-function-declaration -nostdlib -x c -
exe_rpath: libb.so
- echo 'int _start(){return b();}' | $(CC) -Wl,--no-as-needed -Wl,--disable-new-dtags "-Wl,-rpath,$(CURDIR)" libb.so -o $@ -Wno-implicit-function-declaration -nostdlib -x c -
+ echo 'int b(void); int _start(void){return b();}' | $(CC) -Wl,--no-as-needed -Wl,--disable-new-dtags "-Wl,-rpath,$(CURDIR)" libb.so -o $@ -Wno-implicit-function-declaration -nostdlib -x c -
exe_runpath: libb.so
- echo 'int _start(){return b();}' | $(CC) -Wl,--no-as-needed -Wl,--enable-new-dtags "-Wl,-rpath,$(CURDIR)" libb.so -o $@ -Wno-implicit-function-declaration -nostdlib -x c -
+ echo 'int b(void); int _start(void){return b();}' | $(CC) -Wl,--no-as-needed -Wl,--enable-new-dtags "-Wl,-rpath,$(CURDIR)" libb.so -o $@ -Wno-implicit-function-declaration -nostdlib -x c -
check: exe_rpath exe_runpath dir/libb.so
../../libtree exe_rpath

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#!/bin/bash
# Slackware build script for libtree
# Copyright 2024 Shahab Vahedi, NL
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cd $(dirname $0) ; CWD=$(pwd)
PRGNAM=libtree
VERSION=${VERSION:-3.1.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}
if [ -z "$ARCH" ]; then
case "$( uname -m )" in
i?86) ARCH=i586 ;;
arm*) ARCH=arm ;;
*) ARCH=$( uname -m ) ;;
esac
fi
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
exit 0
fi
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}
[ "${STATIC:-no}" = "yes" ] && MAKE_ARG="LDFLAGS=-static" || MAKE_ARG=""
if [ "$ARCH" = "i586" ]; then
SLKCFLAGS="-O2 -march=i586 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
SLKCFLAGS="-O2 -fPIC"
elif [ "$ARCH" = "aarch64" ]; then
SLKCFLAGS="-O2 -fPIC"
else
SLKCFLAGS="-O2"
fi
set -e
rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
\( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
-o -perm 511 \) -exec chmod 755 {} \; -o \
\( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
-o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
# Fix likely errors when the compiler is upgraded
patch -p1 < $CWD/libtree-3.1.1-modern-c.patch
make CFLAGS="$SLKCFLAGS" $MAKE_ARG
make install PREFIX=/usr SHAREDIR=/usr DESTDIR=$PKG
find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
| cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
find $PKG/usr/man -type f -exec gzip -9 {} \;
for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a doc/screenshot.png $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE

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PRGNAM="libtree"
VERSION="3.1.1"
HOMEPAGE="https://github.com/haampie/libtree"
DOWNLOAD="https://github.com/haampie/libtree/archive/v3.1.1/libtree-3.1.1.tar.gz"
MD5SUM="03d64114e732a7e0a7fcb32ab3562ffb"
DOWNLOAD_x86_64=""
MD5SUM_x86_64=""
REQUIRES=""
MAINTAINER="Shahab Vahedi"
EMAIL="list+sbo@vahedi.org"

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# HOW TO EDIT THIS FILE:
# The "handy ruler" below makes it easier to edit a package description.
# Line up the first '|' above the ':' following the base package name, and
# the '|' on the right side marks the last column you can put a character in.
# You must make exactly 11 lines for the formatting to be correct. It's also
# customary to leave one space after the ':' except on otherwise blank lines.
|-----handy-ruler------------------------------------------------------|
libtree: libtree (ldd as a tree)
libtree:
libtree: A tool that:
libtree: - turns ldd into a tree
libtree: - explains how shared libraries are found or why they cannot be
libtree: located
libtree:
libtree: homepage: https://github.com/haampie/libtree
libtree:
libtree:
libtree: