How to install libvirt-go? (pkg-config) - go

Libvirt was installed with "dnf install". For libvirt-go - $ go get github.com/libvirt/libvirt-go.
As a result:
enter image description here
How I can change PKG_CONFIG_PATH? Or how to install libvirt-go right?

You need to install the libvirt development package, eg libvirt-devel on Fedora/RHEL/Centos, or libvirt-dev on Debian/Ubuntu.
The libvirt-go build process will just query 'pkg-config' to find out where it is installed, so if you did have it installed in a non-standard location (eg /opt/libvirt), then you would do 'export PKG_CONFIG_PATH=/opt/libvirt/lib/pkgconfig' and then libvirt-go would find that.

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Install snap on Ubuntu Precise

After a purchase of ARK-20-S8A11E, i find out that it only supports ubuntu 12.04 and that network manager uses snap which only availale on ubuntu 14 onward. I need Mobilemanager to collect information of an LTE module integrated in the PC.
For that, i tried to install snap from source.
I needed "go", and with apt-get install golang, the last version installed on precise is go1. and snap uses go1.6 onward version.
Therefore, i installed the latest version of go from sources. It is well installed, the output of go --version is : go version go1.11.4 linux/amd, and tested a basid hello.go.
I followed this link for snap installation: https://github.com/snapcore/snapd/blob/master/HACKING.mdsnap.
The build command " sudo -E go build -o /tmp/snap github.com/snapcore/snapd/cmd/snap" give an output as the "go command not found".
The GOPATH and PATH are well verified, the go env also.
Could you please help me sort this issue?
Thank you,
sudo is the troublemaker here. When sudoing the $PATH env var is replaced with the secure_path from /etc/sudoers (see this and this.)
Either do not run go as sudo, add the go path to the secure_path or include the full path to go in your command (sudo -E /usr/local/bin/go build -o /tmp/snap github.com/snapcore/snapd/cmd/snap)

exec: "gcc": executable file not found in %PATH% when trying go build

I am using Windows 10. When I tried to build Chaincode it reported this error
# github.com/hyperledger/fabric/vendor/github.com/miekg/pkcs11
exec: "gcc": executable file not found in %PATH%
My chaincode imports:
import (
"fmt"
"strconv"
"github.com/hyperledger/fabric/core/chaincode/shim"
pb "github.com/hyperledger/fabric/protos/peer"
)
It's running fine in Docker.
gcc (the GNU Compiler Collection) provides a C compiler. On Windows, install TDM-GCC. The github.com/miekg/pkcs11 package uses cgo. Cgo enables the creation of Go packages that call C code.
If you are running Ubuntu do:
apt-get install build-essential
This solved the problem. It installs the gcc/g++ compilers and libraries.
I also encountered this message, but in my case, it was missing gcc.exe. I used choco and installed mingw, and then it worked.
details:
download choco
choco install mingw -y
check: gcc -v
1) Install .exe from > https://sourceforge.net/projects/mingw-w64/
1.2) ! use x86_64 architecture
2) Add C:\Program Files\mingw-w64\x86_64-8.1.0-posix-seh-rt_v6-rev0\mingw64\bin to PATH in User Variables and in System Variables. For me it works.
! To edit Path variable press Windows key, type 'path', choose 'Edit the system environment variables', click 'Environment Variables', find Path variable in System variables and in User variables then edit.
On Windows install http://tdm-gcc.tdragon.net/download, that is all.
If you are using an alpine based image with your Dockerfile
Install build-base which will be met with your requirements.
apk add build-base
$ go env
check CGO_ENABLED if its 1 change it to 0 by
$export CGO_ENABLED=0
For my case :
os: windows 10
command:
choco install mingw
install choco if not installed:
Link: https://www.liquidweb.com/kb/how-to-install-chocolatey-on-windows/
worked for me.
The proper explanations why go build does not work for hyperledger in Windows environment are given as other answers.
For your compilation purposes, just to make it work without installing anything extra, you can try the following
go build --tags nopkcs11
It worked for me. I hope same works for you too.
You can try - this is not a solution but a temp workaround
cgo_enabled=0 go build
Once you install gcc - and make sure %PATH has a way to find it (gcc.exe) - this should go away.
Also running this one will ensure the cgo_enabled variable will stay this way as long as terminal is open. That way you don't have to prefix it each time you do a build.
export cgo_enabled=0 go build
just followed instructions from following and it solve my issue
https://code.visualstudio.com/docs/cpp/config-mingw
it ask to install Mingw-w64 via MSYS2
important command is pacman -S --needed base-devel mingw-w64-x86_64-toolchain
then add C:\msys64\mingw64\bin to PATH
thanks
For Ubuntu, what worked for me was to simply run:
sudo apt install gcc
On Amazon Linux 2:
Install go
wget https://go.dev/dl/go1.18.1.linux-amd64.tar.gz
rm -rf /usr/local/go && tar -C /usr/local -xzf go1.18.1.linux-amd64.tar.gz
export PATH=$PATH:/usr/local/go/bin
Install gcc
sudo yum groupinstall "Development Tools"
I recommend using the package group, even though it can be done without it, because groupinstall gives you the necessary packages to compile software on Amazon Linux and Redhat, CentOS for that matter.
on Ubuntu its very easy but on windows need to do it:
download MinGW on http://www.mingw.org/
install on basic package Gcc-g++ (see this image)
add on environment Patch of windows variables.
restart and continue with "go get ..."
If you are running Ubuntu do:
sudo apt-get update
sudo apt-get install build-essential.
If the above commands do not work do:
sudo add-apt-repository "deb http://archive.ubuntu.com/ubuntu $(lsb_release -sc) main universe"
The main component contains applications that are free software, can be freely redistributed and are fully supported by the Ubuntu team. & The universe component is a snapshot of the free, open-source, and Linux world.
Then install package by following command in terminal:
sudo apt-get update
sudo apt-get install build-essential.
For more info click here: https://itectec.com/ubuntu/ubuntu-problem-installing-build-essential-on-14-04-1-lts-duplicate/
Just add this to your Dockerfile
RUN apk add alpine-sdk
gcc should not be necessary, unless you are cross compiling for a non-windows platform, or use cgo.
If you still need gcc, however, you should install MinGW, which provides a gcc port for Windows (Cygwin and msys should also work, although I have never actually tested this).
Edit: I see from your error message now, that it is a dependency that requires gcc. If you didn't already know this, gcc is a c/c++ compiler, and in this case it is probably needed to compile c source files included by a dependency or sub-dependency.
Instruction to fix the "exec: “gcc”: executable file not found in %PATH%" error with MSYS2:
Download MSYS2.
Put MSYS2 folder into your $PATH.
Start the MSYS2 command line program.
Run this command: pacman -S gcc.
Kindly install the MINGW after GUI will automatically take.
http://mingw.org/wiki/Getting_Started
On Windows, you can install gcc by Scoop:
scoop install gcc
you need to download MingGW64
put MingGW64 folder into your $PATH
run go build xxx.go (with cgo library)
Hi jaswanth the main problem is that you haven't register your %GO_HOME%\pkg\tool\windows_amd64 to yuour Environment Path.
%GO_HOME% is the repository where you install your go at the first time.
same as other, just install tdm-gcc, but you can use its terminal, "MinGW", you can access it from start menu folder tdm-gcc, after start, browse to your project, and run it again
I'm a Windows user and I downloaded tdm-gcc (MinGW-w64 based) from the link below:
https://jmeubank.github.io/tdm-gcc/
After installation, it made a folder named "TDM-GCC-64".
I added "C:\TDM-GCC-64\bin" to my PATH, And it fixed my problem.

Unbound variable error when installing ffmpeg on openshift online

I followed the steps on https://forums.openshift.com/ffmpeg but when performing make install I got this error:
INSTALL doc/ffmpeg.1
INSTALL doc/ffprobe.1
INSTALL doc/ffserver.1
INSTALL doc/ffmpeg-all.1
INSTALL doc/ffprobe-all.1
INSTALL doc/ffserver-all.1
INSTALL doc/ffmpeg-utils.1
INSTALL doc/ffmpeg-scaler.1
INSTALL doc/ffmpeg-resampler.1
INSTALL doc/ffmpeg-codecs.1
INSTALL doc/ffmpeg-bitstream-filters.1
INSTALL doc/ffmpeg-formats.1
INSTALL doc/ffmpeg-protocols.1
INSTALL doc/ffmpeg-devices.1
INSTALL doc/ffmpeg-filters.1
INSTALL doc/libavutil.3
INSTALL doc/libswscale.3
INSTALL doc/libswresample.3
INSTALL doc/libavcodec.3
INSTALL doc/libavformat.3
INSTALL doc/libavdevice.3
INSTALL doc/libavfilter.3
/var/lib/openshift//python//bin/install: line 10: version: unbound variable
make: *** [install-man] Error 1
And It's the install file(which gives error):
#!/bin/bash -eu
source $OPENSHIFT_CARTRIDGE_SDK_BASH
case "$1" in
-v|--version)
version="$2"
esac
echo "$version" > ${OPENSHIFT_PYTHON_DIR}env/OPENSHIFT_PYTHON_VERSION
mkdir -p ${OPENSHIFT_PYTHON_DIR}template
# Call the version specific install script
exec ${OPENSHIFT_PYTHON_DIR}usr/versions/${version}/bin/install $version
So what is the problem ? And how can I solve it?
thanks
/var/lib/openshift//python//bin/install is the bin/install script from the OpenShift Python cartridge, so I'm very confused why it's getting called from make install.
Are you using a Python cartridge? I suspect make could be incorrectly resolving the standard install command to your Python cartridge due to a bad PATH variable. In your OpenShift environment try
which install
and if you get anything other than /usr/bin/install then that's the problem. If you get the correct path here, then maybe the PATH when make calls install is messed up. Try to print the PATH at that point in the Makefile to see what's going on.
When i tried to compile FFMPEG from Source Code, I faced insufficient space issue in the gear. However, using the binary from the url "https://www.johnvansickle.com/ffmpeg/" works in openshift without any issue.
I am using the git based binary of 3.1.3 version and its working fine for me.
Hope this helps...

how to install libX11 on OSx 10.9?

I am trying to install ROOT (cern.root.ch). When I run ./configure , I get a message that libX11 is missing and must be installed.
I did some research and found that I need to install
) XQuartz (I already have the latest version.)
) Command line tools in Xcode.
I tried installing Command Line Tools from apple's developer website. The installation goes through smoothly but how do I know whether it has been installed? I still get libX11 missing error with root's configure command.
I also tried xcode-select --install and it once went through smoothly and then later again gives error saying this package is no longer maintained - or something of that sort.
I understand I may have multiple installations... But I am still facing the problem of not having libX11 and not being able to install ROOT.
Thanks,
Hershal.
This link and the one referenced in it suggests you use homebrew (brew) to install it
$ ruby <(curl -fsS https://raw.github.com/mxcl/homebrew/go)
$ brew doctor
Remember to add the Homebrew directory to your PATH by adding the directory (found with brew --prefix) to your .bashrc, .zshrc or whatever shell file you’re using (.bashrc is the OS X default). We’ll also add the XQuartz binaries to the PATH in case anything needs them in the future.
export PATH=/usr/local/bin:/opt/X11/bin:$PATH
Start a new Terminal session to pick up the changes.
Now that Homebrew is installed, we can use it to install the required dependencies. Each may take some time as Homebrew generally compiles from source.
$ brew install gfortran # Fortran compiler
$ brew install python # Python interpreter
$ brew install pcre # Regular Expressions library
$ brew install fftw # Fast Fourier Transforms
$ brew install cmake # Cross-platform make
install root
$ brew tap homebrew/science
$ brew install --with-cocoa root
You don't say whether you have installed XCode as well as the commandline tools but I think you will need it

Linphone compiling problems on osx

I'm trying to compile linphone on mountain lion. I have downloaded the sources and followed all the instructions in the README.macos file. The first time, when I got to '$ port install ige-mac-integration' an error occurred. It said gtk2 had to be installed with x11, however, the instructions said to install it with quartz and no_x11. I tried installing gtk2 again, this time with x11, but when I get to the compiling process it tells me quartz is needed. I can't install both, because the gtk2 installation will complain about it, and it seems I need both to complete the entire process of installing and compiling linphone.
I have tried these steps with the downloadable sources, as well as the git sources, both gave me the same problems. Linphone does not have a forum, so I couldn't ask it on their site.
I just need to get the sources and start using them, so any recommendations on how to open the linphone source, edit it, and compile/run it would be very welcome. The ideal situation would be where I can just open an xcode project file.
This is the readme file:
**********************************
* Compiling linphone on macos X *
**********************************
You need:
- Xcode (download from apple or using appstore application)
- Macports: http://www.macports.org/
Download and install macports using its user friendly installer.
- Install build time dependencies
$ port install automake autoconf libtool intltool
- Install some linphone dependencies with macports
$ port install speex
$ port install libosip2 # WARNING: currently outdated in macport
$ port install libeXosip2 #WARNING: currently outdated in macport
$ port install ffmpeg-devel
$ port install libvpx
- Install srtp (optional) for call encryption
$ port install srtp
If that fails, get from source:
$ git clone git://git.linphone.org/srtp.git
$ cd srtp && autoconf && ./configure --prefix=/opt/local && make libsrtp.a
$ sudo make install
- Install zrtpcpp (optional), for unbreakable call encryption
$ port install cmake
$ git clone git://git.linphone.org/zrtpcpp.git
$ cd zrtpcpp && cmake -Denable_ccrtp=false . && make
$ sudo make install
- Install gtk. It is recommended to use the quartz backend for better integration.
$ port install gtk2 +quartz +no_x11
$ port install hicolor-icon-theme
- Compile and install the tunnelsu
If you got the source code from git, run ./autogen.sh first
Then or otherwise, do:
$ ./configure --prefix=/opt/local && make && sudo make install
- Compile linphone
If you got the source code from git, run ./autogen.sh first.
Then or otherwise, do:
$ ./configure --prefix=/opt/local --with-readline=/opt/local --disable-strict --disable-x11 --with-srtp=/opt/local --with-gsm=/opt/local --enable-zrtp && make
Install to /opt/local
$ sudo make install
Done.
If you want to generate a portable bundle, then install gtk-mac-bundler.
Use git:
$ git clone https://github.com/jralls/gtk-mac-bundler.git
$ cd gtk-mac-bundler && make install
$ export PATH=$PATH:~/.local/bin
#make this dummy charset.alias file for the bundler to be happy:
$ sudo touch touch /opt/local/lib/charset.alias
Then run, inside linphone source tree:
1. Run configure as told before but with "--enable-relativeprefix" appended.
$ make
$ make bundle
The resulting bundle is located in linphone build directory, together with a zipped version.
For a better appearance, you can install the gtk-quartz-engine (a gtk theme) that make gtk application more similar to other mac applications (but not perfect).
$ git clone https://github.com/jralls/gtk-quartz-engine.git
$ cd gtk-quartz-engine
$ autoreconf -i
$ ./configure --prefix=/opt/local && make
$ sudo make install
Generate a new bundle to have it included.
Below is the details to configure the dependencies and build linphone.
==============================================================
Step: 1:- Dependency configuration:
I just followed the instruction which is available in "README.macos" upto sqlite3 configuration. I had some problem with dependancies configuration.
Because of macport version, srtp configuration is failed. So I have downloaded "MacPorts-2.1.3-10.8-MountainLion.pkg" and installed manually.
Because of GTK version, libsoup is failed. So I have downloaded "GTK_2.18.5-X11.pkg" and installed manually.
After the manual installation, I have followed "README.macos" again for reconfiguration.
NOTE: Sometime terminal won't recognize "wget".
--> Solution: just execute below command.
echo 'alias wget="curl -O"' >> ~/.bash_profile
Step: 2:- Compile and Install:
I got some problem related to intltool while compiling.
Solution: just I set the path by executing below commands
export PATH=$PATH:/opt/local/bin
export MANPATH=$MANPATH:/opt/local/share/man
export INFOPATH=$INFOPATH:/opt/local/share/info
Now it is successfully compiled and installed.
Step: 3:- Creating bundle to run the app:
Just I followed below commands to make the build.
If you want to generate a portable bundle, then install gtk-mac-bundler.
Use git:
$ git clone https://github.com/jralls/gtk-mac-bundler.git
$ cd gtk-mac-bundler && make install
$ export PATH=$PATH:~/.local/bin
#make this dummy charset.alias file for the bundler to be happy:
$ sudo touch touch /opt/local/lib/charset.alias
Then run, inside linphone source tree:
1. Run configure as told before but with "--enable-relativeprefix" appended.
$ make
$ make bundle
It will create "linphone.app" file in current linphone directory. It will support only for "Mountain Lion".
Step: 4:- Support for lower version: (e.g.: Lion, Snow Leopard...)
We have to configure "libiconv hack" to supporting for lower version
I think it will help you.
I wrote an answer here. It's a bit long but I sincerely hope it is clear enough and will help you.
It contains the build settings and other libs you need to include.
Cool stuff I didn't need to run the make :)
Best,

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