Hi,
At https://github.com/sifive/freedom-u-sdk/blob/master/README.md
the documentation lists following as dependencies for Ubuntu 16.04 LTS
dt@ub1:~/freedom-u-sdk$ sudo apt install build-essential autotools git texinfo bison flex libgmp-dev libmpfr-dev libmpc-dev gawk libz-dev libssl-dev libglib2.0-dev libpixman-1-dev
Reading package lists… Done
Building dependency tree
Reading state information… Done
Note, selecting ‘zlib1g-dev’ instead of ‘libz-dev’
E: Unable to locate package autotools
dt@ub1:~/freedom-u-sdk$
I think we should remove autotools.
I believe automake and autconf will be installed as part of build-essential.
And maybe replace libz-dev with zlib1g-dev.
dt@ub1:~/freedom-u-sdk$ sudo apt install build-essential git texinfo bison flex libgmp-dev libmpfr-dev libmpc-dev gawk zlib1g-dev libssl-dev libglib2.0-dev libpixman-1-dev
Reading package lists… Done
Building dependency tree
Reading state information… Done
bison is already the newest version (2:3.0.4.dfsg-1).
build-essential is already the newest version (12.1ubuntu2).
flex is already the newest version (2.6.0-11).
gawk is already the newest version (1:4.1.3+dfsg-0.1).
libgmp-dev is already the newest version (2:6.1.0+dfsg-2).
libmpc-dev is already the newest version (1.0.3-1).
libmpfr-dev is already the newest version (3.1.4-1).
libpixman-1-dev is already the newest version (0.33.6-1).
texinfo is already the newest version (6.1.0.dfsg.1-5).
git is already the newest version (1:2.7.4-0ubuntu1.6).
libglib2.0-dev is already the newest version (2.48.2-0ubuntu4.1).
libssl-dev is already the newest version (1.0.2g-1ubuntu4.14).
zlib1g-dev is already the newest version (1:1.2.8.dfsg-2ubuntu4.1).
0 upgraded, 0 newly installed, 0 to remove and 102 not upgraded.
dt@ub1:~/freedom-u-sdk$
This is on VM installed from ubuntu-16.04.5-server-amd64.iso
dt@ub1:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.5 LTS
Release: 16.04
Codename: xenial
dt@ub1:~$ uname -a
Linux ub1 4.4.0-131-generic #157-Ubuntu SMP Thu Jul 12 15:51:36 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
dt@ub1:~$
Thanks.
Regards,
Dinesh