Linux From Scratch - Version r12.2-760-multilib

Chapter 8. Installing Basic System Software

8.51. Libelf from Elfutils-0.192

Libelf is a library for handling ELF (Executable and Linkable Format) files.

Approximate build time: 0.3 SBU
Required disk space: 127 MB

8.51.1. Installation of Libelf

Libelf is part of the elfutils-0.192 package. Use the elfutils-0.192.tar.bz2 file as the source tarball.

Prepare Libelf for compilation: 

./configure --prefix=/usr                \
            --disable-debuginfod         \
            --enable-libdebuginfod=dummy

Compile the package: 

make

To test the results, issue: 

make check

Install only Libelf: 

make -C libelf install
install -vm644 config/libelf.pc /usr/lib/pkgconfig
rm /usr/lib/libelf.a

8.51.2. Installation of Libelf - x32bit

Clean previous build: 

make distclean

Prepare Libelf for compilation: 

CC="gcc -mx32" CXX="g++ -mx32" ./configure \
    --host=x86_64-pc-linux-gnux32 \
    --prefix=/usr                 \
    --libdir=/usr/libx32          \
    --disable-debuginfod          \
    --enable-libdebuginfod=dummy

Compile the package: 

make

Install the package: 

make DESTDIR=$PWD/DESTDIR -C libelf install
install -vDm644 config/libelf.pc DESTDIR/usr/libx32/pkgconfig/libelf.pc
cp -Rv DESTDIR/usr/libx32/* /usr/libx32
rm -rf DESTDIR

8.51.3. Contents of Libelf

Installed library: libelf.so
Installed directory: /usr/include/elfutils

Short Descriptions

libelf.so

Contains API functions to handle ELF object files