Building libunwind

Building libunwind

Below versions of Libunwind are available in respective distributions at the time creation of these build instructions:

• RHEL (9.2, 9.4, 9.5) have 1.6.2
• SLES 15 SP6 has 1.5.0

The instructions provided below specify the steps to build libunwind v1.8.1 on Linux on IBM Z for following distributions:

• RHEL (8.8, 8.10, 9.2, 9.4, 9.5)
• SLES 15 SP6
• Ubuntu (20.04, 22.04, 24.04, 24.10)

General Notes:

• When following the steps below please use a standard permission user unless otherwise specified.
• A directory /<source_root>/ will be referred to in these instructions, this is a temporary writable directory anywhere you'd like to place it.

Step 1: Building and installing libunwind

1.1) Install dependencies

• RHEL (8.8, 8.10, 9.2, 9.4, 9.5)

sudo yum install automake gcc git make libtool gcc-c++

• SLES 15 SP6

sudo zypper install automake gcc git make texinfo libtool pkg-config gcc-c++

• Ubuntu (20.04, 22.04, 24.04, 24.10)

sudo apt-get update
sudo apt-get install automake gcc g++ git make texinfo libtool libltdl-dev pkg-config

1.2) Build and install Libunwind

cd $SOURCE_ROOT
git clone -b v1.8.1 https://github.com/libunwind/libunwind
cd libunwind
export CFLAGS="-std=gnu99" #Only for ubuntu 24.04 and ubuntu 24.10
autoreconf -i
./configure
make
sudo make install

1.3) Run Unit and Performance Tests (Optional)

cd $SOURCE_ROOT/libunwind
make check
cd $SOURCE_ROOT/libunwind/tests
make perf

References

• https://github.com/libunwind/libunwind?tab=readme-ov-file#general-build-instructions
• https://www.linuxfromscratch.org/blfs/view/svn/general/libunwind.html