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Questions tagged [libraries]

A library is a collection of functionality that programs can use. They can be dynamically loaded by a program, or they may be compiled into the program.

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CentOS 7: Why am I still getting this “built with.. but.. running with” error?

Presently I am getting the error: Application built with libpng-1.6.16 but running with 1.5.13 Upon getting this error I tried reinstalling* libpng1.6.16 from source per this guide, which seems to ...
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4answers
20k views

Difference between system calls and library functions

I have been through the answer of this question but do not quite understand the difference between system calls and library functions. Conceptually, what is the difference between the two?
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0answers
24 views

Difficulty with configuring paths before compiling

I'm running MacOS Mojave 10.14.2 with Homebrew and MacPorts installed; I'm attempting to install the dsniff suite via the command line, and I installed Xcode's command line tools for this purpose--I ...
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0answers
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+100

Wireless Mouse doesn't work after upgrading packages - Debian

My wireless optical mouse has stopped working after upgrades performed with # apt-get upgrade. This is the output of # tail -f /var/log/syslog May 23 10:30:00 GaboPC /usr/lib/gdm3/gdm-x-session[596]...
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1answer
33 views

Does the kernel itself depend on the standard C libraries

I'm looking deeper into how Linux actually works, especially on embedded devices, with all the different components required to make a fully functional system. I understand that a standard C library ...
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0answers
37 views

NixOS: Modifying config files on a buildFHSUserEnv environment

On NixOS, I'm using a FHS environment to supply libraries (unixODBC and sqlite-odbc) to libreoffice. { pkgs ? import <nixpkgs> {} }: ( pkgs.buildFHSUserEnv { name = "odbc-sqlite-libreoffice";...
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3answers
11k views

How does rpm resolve library dependencies?

I try to make a package of a program which is linked to such library (output from ldd): libwx_baseu-2.8.so.0 => /usr/lib64/wx-2.8-wxcontainer/libwx_baseu-2.8.so.0 Pretty straightforward, right? ...
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1answer
1k views

Arch Linux - make: error while loading shared libraries: libunistring

I keep getting this same error when trying to install various packages: make: error while loading shared libraries: libunistring.so.0: cannot open shared object file: No such file or directory It's ...
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0answers
21 views

zlib error when compiling

I am trying to install pythia package coming with POWHEG-BOX on Fedora 27. When running make main-PYTHIA-lhef it writes: pwhg_io_interface.f:214: undefined reference to `gzputc' and so on. It ...
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1answer
4k views

How to fix error: “symbol lookup error: /usr/local/lib/libQt5DBus.so.5: undefined symbol”?

I was using GNS3 network simulator fine for a while & then after few days When I start GNS3 Network Simulator, it is giving out following error, not sure what caused this. $ sudo gns3 GNS3 GUI ...
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5answers
14k views

Stereo “tone-generator” for linux?

Is there something like a stereo (separate left-and right-channel) tone-generator for Linux? Where you can set volume and tone/pitch for each channel, and preferably also set the wave-form (sine, ...
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1answer
31 views

Installing gtkmm from source

I know that gtkmm can be installed using package manager, but here I am keen to install it from source. It requires me to install the Dependencies: libsigc++ 2.0 GTK+ 3.0 glibmm cairomm pangomm ...
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2answers
111 views

Which is the “standard” configuration parser library used in Linux?

In an Linux application I don't want to use "my own" configuration parser, but use the one which (should be?) is already available. Simple to keep the maintenance of the application config simple and ...
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0answers
1k views

Added anaconda2 lib to LD_LIBRARY_PATH, results in “no version information available” warning

To compile a program (Caffe) I added my anaconda2 libraries to .bashrc as follows: export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/anaconda2/lib/ However, now when I run ls or find I get the ...
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1answer
41 views

Where is libsystemd.so located on ARM devices?

I have an ARM Tinkerboard running Debian 9.8 (Stretch). Systemd version is 232. I'm working on a program that can be run from userland or as a daemon. If it is run as a daemon, then dlopen and dlsym ...
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6answers
18k views

What is the difference between a Library call and a System call in Linux?

I would like to know what is the difference between a Library call and a System call in Linux. Any pointers for a good understanding of the concepts behind both will be greatly appreciated.
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4answers
9k views

Linux From Scratch: libgmp.la, libmpfr.la, and libmpc.la not found during version-check

I'm trying to build a Linux From Scratch system on my host Linux Mint machine. However, when I run the version-check.sh file, it returns that my system is missing libgmp.la, libmpfr.la, and libmpc.la, ...
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3answers
1k views

Centos 7, I thought “yum install ___” was supposed to get all the dependencies, too?

I want to install Trillian onto my CentOS 7 box. I went to www.trillian.im/get/linux/6.1/linux.html and downloaded the rpm package trillian-6.1.0.5-1.fc25.x86_64.rpm. It was my understanding that ...
4
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1answer
462 views

Using symbolic links and git to manage build versions

In general I follow the following workflow when I build any program (e.g. emacs, tmux, etc.) /home/opt/[name of the program]/builds/[version]/ bin lib share For example for a program like tmux I ...
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1answer
764 views

Not getting libglib2.0-dev (updated libraries) even after upgrading from Ubuntu 14.04 to 16.06

I wanted to compile and install something-for-reddit from git. As I went with ./configure.ac it showed below error. ./configure: line 5088: GLIB_GSETTINGS: command not found ./configure: line 5089: ...
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2answers
2k views

ERROR: Failed to build gem native extension on Arch (postgresql)

I can't install gem pg on Arch due to the error: Gem::Ext::BuildError: ERROR: Failed to build gem native extension. /home/alex/.rvm/rubies/ruby-2.1.1/bin/ruby extconf.rb checking for pg_config.....
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1answer
2k views

Why don't Unix/Linux systems traverse through directories until they find the required version of a linked library?

I have a binary executable named "alpha" that requires a linked library (libz.so.1.2.7) which is placed at /home/username/myproduct/lib/libz.so.1.2.7 I export the same to my terminal instance before ...
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2answers
7k views

using ldconfig and ld.so.conf versus LD_LIBRARY_PATH

I often build various libraries from source code to play with, such as gmp-6.1.2, mpfr-4.0.1, and gcc-7.x. In doing so, I prefer to use --prefix=/usr/local/gcc-7.2.0 so I know exactly where it is ...
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3answers
285 views

Installed 2 libraries side to side and need both. What solution to avoid linking problems?

I installed two versions of openCV one is openCV3 and another one openCV2.4 on my ubuntu 16.04 machine and need both. However I am now unable to compile C++ code which is intended for openCV3. I get ...
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4answers
19k views

/usr/bin/ld: cannot find -lcrypt (rhel 6 )

System info [root@xilinx busybox-1.22.1]# uname -r 2.6.32-71.el6.x86_64 Following errors come when I make busybox on rhel 6: /usr/bin/ld: cannot find -lcrypt collect2: ld returned 1 exit status ...
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1answer
32 views

Zypper completely not working

I've experienced a sudden error when trying to run zypper by any form: zypper: symbol lookup error: /usr/lib64/libzypp.so.908: undefined symbol: gzdopen Not very sure how to fix that, since the ...
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2answers
948 views

Skype Call Recorder in Debian 7.1: version `GLIBC_2.14' not found

I am trying to configure Skype Call Recorder in Debian 7.1, running Skype 4.3.0.37. Since there was no amd64 package for Debian, I am using skype-call-recorder-ubuntu_0.10_amd64.deb. The installation ...
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1answer
8k views

Linux Mint 13 Problem - No module named site

My Linux Mint 13 64-bit system has developed a problem. Whilst I can run basic commands like ls and vi if I try anything more complex (I have tried python2.7, mysql-workbench and adduser) I get:- ...
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0answers
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Qgis and qtdesigner4: /lib64/libQtWebKit.so.4: undefined symbol

I am trying to launch two programs but there is a problem with /lib64/libQtWebKit.so.4 qgis: qgis: symbol lookup error: /lib64/libQtWebKit.so.4: undefined symbol: ...
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1answer
390 views

linux + get errors about libraries in spite of already installed lib rpms

I downloaded the vpnc client from the following link https://www.unix-ag.uni-kl.de/~massar/vpnc/ Then I installed the vpnc on my Linux red-hat machine ( version 6.x ) as the following: tar zxf ...
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1answer
463 views

linux + cant run dialog utility + got errors

Linux kernel: 3.0.13-0.27-default #1 SMP I’ve installed “dialog” utility ( /usr/bin/dialog ) just copied bin file to /usr/bin When I have tried to run it, error message regarding missing libncursesw....
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2answers
1k views

How do I install some required libraries for a program without sudo?

I am trying to run a program on a computer running Red Hat 6.5. This results in the three following errors: "/lib64/libc.so.6: version `GLIBC_2.14' not found" "/usr/lib64/libstdc++.so.6: version `...
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0answers
23 views

Managing libraries

After a new installation of Debian, I'm looking for a way to separate files created from new packages from my main system. I want to do this to avoid bloating the size of my drive with unnecessary ...
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4answers
129k views

Viewing Linux Library / Executable version info

In Windows, EXE and DLL have version info, including at least the following fields: file version product version internal name product name copyright In Linux Library / Executable: Which fields ...
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1answer
1k views

How to install libboost-all-dev v1.40 Debian wheezy

I'm new here. I need to install libboost-all-dev package that contains this stuff: libboost1.40-dev libboost-system1.40-dev libboost-filesystem1.40-dev libboost-date-time1.40-dev libboost-regex1.40-...
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3answers
2k views

What libraries are there for reading/editing ID3s of mp3?

I need a library to allow me to read and edit ID3 Tags from C++ in Linux. Suggestions?
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0answers
70 views

Getting relocation error on Ubuntu 18.04 for wkhtmltopdf tool

My project need a tool called wkhtmltopdf on Ubuntu. I have installed it successfully. It's displaying proper version with command wkhtmltopdf --version. When java code tries to access this tool, ...
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1answer
21 views

Libness3-dev what is this and the dev at the end

So I just installed Linux mint 18 yes 18 not 19 and ran sudo apt-get update also ran sudo apt-get update Firefox and I run these commands I got errwith the repository’s then running the second command ...
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2answers
3k views

How to view source of “string.h” and other library function source code in gedit of Ubuntu?

I remember viewing source code of library function but now I don't know how to view it. How to view the source code of library function?
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2answers
836 views

Libraries crash after installing experimental version of libc6

My Debian system is not booting anymore after installing the experimental version of libc6. I've got this message on boot: /sbin/init: error while loading shared libraries: libsepol.so.1: ...
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1answer
29 views

Is it Conventional to put libraries and include into standard directories like /usr/lib/ after installing a package with Make

After installing mesa-12.0.0, I have the library and header files in ~/Downloads/mesa-12.0.0/lib ~/Downloads/mesa-12.0.0/include Is it better to simply add the path to LD_LIBRARY_PATH or should ...
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1answer
83 views

Undefined symbols : how do I figure dependency resolution?

I am trying to figure out how to handle the lack of dependency resolution in Slackware. I installed Gnumeric from slackware.pkgs.org, but it won't run with a number of ** (gnumeric:10645): ...
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2answers
10k views

Install libjpeg.so.8 to CentOS 6.6

I need install libjpeg.so.8 to CentOS 6.6 but i do not understand how to do... I have installed libjpeg-turbo libjpeg-turbo-devel but libjpeg.so.8 there is not
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1answer
121 views

Install both 32-bit and 64-bit versions of libgoogle-perftools-dev

I am on Debian Stretch and need google-perftools to profile some programs of mine. My machine is 64-bit; I build the programs for both 64 and 32-bit (using gcc -m32). I want to be able to profile both....
3
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1answer
69 views

List all 32 Bit packages on a Gentoo System

How can I get a list of all installed 32 Bit packages on a Gentoo Linux system?
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0answers
61 views

cannot find libarary error

I am trying to install a software "W" which requires some non standard packages like "XYZ". I am installing XYZ as instructed in the related site using the following commands ./configure -C make ...
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0answers
26 views

Problem finding required libraries on ubuntu 16.04

I have used the following command sudo apt-get install coinor-cbc and get the following result coinor-cbc is already the newest version However, when I am building a package which require some non-...
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4answers
4k views

How to execute library commands from the shell?

I wanted to simply calculate the length of a string (that is hash value). So, I opened terminal and did this: $ apropos length that returned me with a bunch of commands/functions having (3) or (3ssl)...
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2answers
2k views

How to use libraries installed with a package manager in GNU/Linux

I installed a library(for example lzma-dev) using a package manager(for example apt-get for Debian or Ubuntu). How can I use it? Where can I find the libs and headers? How about sos(dynamic libraries)?...
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1answer
1k views

Steam won't start on Arch Linux - possibly libGL error (nvidia)

Whenever I try to launch Steam I get the "Steam upgrading" loading screen for a split second and then every Steam process dies. When I run steam, steam-runtime or steam-native in terminal I get ...