Questions tagged [glibc]
glibc is GNU's implementation of the Standard C library.
275
questions
0
votes
0
answers
22
views
Why does glibc redefine structs already defined by the linux kernel?
The kernel defines struct statfs in statfs.h.
glibc could simply include this file. Instead it redefines this struct under bits/statfs.h.
I suppose glibc redefines many other things already defined by ...
- 321
0
votes
1
answer
47
views
Unlinked libc.so.6
I unlinked libc.so.6 by running
$ sudo unlink /usr/lib/libc.so.6
To fix it, I booted ubuntu on an usb stick and tried to link it again. The problem is I don't know the version of libc and can't file ...
0
votes
1
answer
24
views
How to run sublime text in Musl LibC (Void Linux)
How i can run sublime text in Void Linux with musl LibC (not glibc) without using chroot or flatpak?
-3
votes
1
answer
88
views
How to uninstall glibc [closed]
I was trying to install and launch a Mathematica on a sever, but it couldn't find glibc:
/lib64/libc.so.6: version `GLIBC_2.14' not found
So I installed a glibc-2.0 in my account. But I didn't ...
- 107
0
votes
1
answer
16
views
Why posix_memalign function requires sizeof(void *) in alignment?
In the posix_memalign() man page, it is written that alignment argument should be power of two and a multiple of sizeof(void *).
A similar program memalign() requires the alignment argument only to be ...
- 21
1
vote
0
answers
72
views
Relationship between flags D_FILE_OFFSET_BITS and D_LARGEFILE64_SOURCE
I am using a 32 bit version of a Linux build in Yocto. I want to add support for timestamps after 2038, so in the local .conf file I added:
TARGET_CPPFLAGS += "-D_FILE_OFFSET_BITS=64"
...
12
votes
1
answer
6k
views
How to deal with missing libcrypt.so.1 on Arch Linux?
How do you deal with a missing libcrypt.so.1 on ArchLinux?
Trying to run openoffic4 (the LibreOffice binary) results in:
/opt/openoffice4/program/javaldx: error while loading shared libraries: ...
- 121
1
vote
0
answers
23
views
What must be added to nsswitch.conf to [Succes=return] for group database
Working on a CentOS machine, with GlibC 2.17 I am struggling to find a configuration which disables group lookup for local users on remote directories.
I know that be design the group lookup searches ...
- 111
0
votes
0
answers
100
views
Specific behavior of timers with sigev_notify = SIGSTOP signal
Timer doesn't send signal when the time period between timer expiration and SIGCONT delivering is at least two times longer than value in itimerspec.
I noticed that it also happens with other "...
- 1
1
vote
0
answers
15
views
Installing different iconv in same RedHat box
I have new version of iconv installed in RedHat 8 (production). How can I downgrade without affecting existing iconv (as well as existing glibc) ?
Currently I have this:
iconv 2.28
RedHat 8.5
Need to ...
- 111
1
vote
1
answer
108
views
How can I get glibc/libstdc++ sources and set them up for gdb to find?
I'm debugging this program which raises an exception. This makes my debugger look for some source code, e.g. ../sysdeps/unix/sysv/linux/raise.c - and fail to find it.
Now, I realize it's not necessary ...
- 7,249
0
votes
0
answers
240
views
Glibc 2.34 cross-compiling issue for aarch64 on x86_64
aarch64-linux-gnueabihf-gcc ../sysdeps/gnu/getutmpx.c -c -std=gnu11 -fgnu89-inline -g -O2 -Wall -Wwrite-strings -Wundef -Werror -fmerge-all-constants -frounding-math -fno-stack-protector -fno-common -...
- 101
0
votes
0
answers
95
views
Gentoo: Error Involving Glibc When Running Genkernel Cannot Find -lcrypt when Compiling Busybox
Trying to build a kernel using genkernel however the following error keeps recurring
*/usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: cannot find -lcrypt
*collect2: ...
0
votes
2
answers
1k
views
Install kernel 5.15.0 on Ubuntu 18.04
I installed the newer 5.15.0 kernel onto my Linux Mint 19.3 (Ubuntu 18.04) by https://github.com/pimlie/ubuntu-mainline-kernel.sh .
All worked fine, but not for kernel headers which gave me an ...
- 580
0
votes
1
answer
106
views
Linker error by g++ when compiling to stdout
Let's say I have a C++ file called dummy.cpp, and I need to compile it with g++ in such a way that it's being from stdin and g++ spits the compiled binary out to stdout.
If only the stdin part is ...
- 103
1
vote
0
answers
2k
views
how to install libc6 2.34 from sources?
I'm running Linux Mint 20.2 Uma and I'm trying to upgrade the linux kernel version. I want to install the kernel version 5.15rc3 but the problem is that after I download the .deb packages from the ...
- 111
0
votes
0
answers
70
views
Rstudio GLIBCXX_3.4.26 dependency
I have installed the R package metaboliteIDmapping using:
if (!requireNamespace("BiocManager", quietly = TRUE))
install.packages("BiocManager")
BiocManager::install("...
0
votes
0
answers
43
views
Centos / almalinux how to rebuild glibc and gcc (DNF broken) and "no acceptable C compiler found in $PATH"
My dnf / yum is broken
yum update -y
Traceback (most recent call last):
File "/usr/bin/dnf", line 57, in <module>
from dnf.cli import main
ModuleNotFoundError: No module named '...
- 105
0
votes
2
answers
82
views
auCDtect: Fatal error: glibc detected an invalid stdio handle
I'm trying to use auCDtect to check the authenticity of my audio files. I can run the linux binary successfully on my Synology NAS (DS918+) with the addition of libstdc++-libc6.2-2.so.3. I wanted to ...
- 103
1
vote
2
answers
329
views
SSHD accepts connection but closes after method 'none'
I'm trying to ssh to my local sshd, but the connection is detected by sshd it closes before I get a password prompt.
The server is running buildroot and uses glibc.
I've compared the logs with working ...
- 19
0
votes
0
answers
107
views
/lib64/libstdc++.so.6: version 'GLIBCXX_3.4.26' not found - CentOS 7
I am trying to run a binary application but it fails to run with 'GLIBCXX_3.4.26' not found error.
uname-a:
Linux myDesktop 5.13.8-1.el7.elrepo.x86_64 #1 SMP Tue Aug 3 12:51:23
EDT 2021 x86_64 x86_64 ...
0
votes
1
answer
36
views
Unable to find the libc6-dbg_2.19-18+deb8u6_i386.deb package
I needed this package in order to install valgrind and I am trying to install it manually as a proxy setting on my laptop doesn't allow me to do 'apt-get'. Thus I decided to download and install the ...
- 3
1
vote
0
answers
770
views
Running x86_64 binaries on arm64
I have been searching for a simple way to run x86_64 binaries on arm64 GNU/Linux.
I've tried qemu-user:
qemu-x86-64 -L /usr/x86-64-linux-gnu /opt/x86_64program, but I'm getting
/lib/libc.so.6: version ...
- 35
1
vote
1
answer
1k
views
'GLIBC_2.32' not found when using apt and apt-get
I'm using Pop! OS. When running any simple apt or apt-get command in the terminal, even something as simple as apt --help, I get an error message
apt: /lib/x86_64-linux-gnu/libc.so.6: version 'GLIBC_2....
0
votes
1
answer
316
views
When configuring Glibc prior to compiling it I recieve an error concerning kernel headers telling me to use "--with-headers"
I am using the latest stable Linux from Scratch book version. In Step 5.5.1, when configuring Glibc I run the provided script, and receive an error telling me to use the --with-headers configure ...
- 45
0
votes
0
answers
18
views
Copy content of .got section
I have built a custom glibc library in order to extract some data and add custom functions to be used later. Since my work has to do with dynamic linking (lazy binding) I am searching for a way to ...
0
votes
0
answers
221
views
GLIBC 2.27 Ubuntu 20.04 LTS not working with ./configure
I have recently been trying to use GLIBC to create a Linux Distro I am using this guide: https://www.linuxjournal.com/content/diy-build-custom-minimal-linux-distribution-source
It says to run this ...
0
votes
0
answers
182
views
Why libc should be re-installed when to transmission package?
The package libc can't be installed directly with opkg install.
root@OpenWrt:~# opkg update
root@OpenWrt:~# opkg install libc
Unknown package 'libc'.
Collected errors:
* opkg_install_cmd: Cannot ...
- 35
0
votes
1
answer
2k
views
How to install GLIBC-2.28 on Linux Mint 19.3 Cinnamon
I am new to Linux and find it difficult to update apps and software.
Today I needed to install atom. This is very easy but it turns out that it requires GLIBC 2.28.
When I proceeded to change the ...
- 1
0
votes
0
answers
137
views
glibc-debuginfo ubuntu
I am unable to find the compatible version of glibc-debuginfo-2.17-222.el7.ppc64le.rpm and glibc-debuginfo-common-2.17-222.el7.ppc64le.rpm for my ubuntu version 20.04 x86_64 architecture.
please guide ...
0
votes
0
answers
368
views
GLIBC_2.14 and C compiler missing from Centos 6.7
I have came across a situation today on my CentOS 6.7 VM, where I'm trying install any package via yum I'm getting the below given error:
yum install gcc
There was a problem importing one of the ...
0
votes
1
answer
27
views
C-std headers containing helper functions for system, user and kernel times?
Basically, I am working with Nvidia's new github repos and trying to compile them in a cross-platform setup. Specifically, I am trying to compile them on Fedora 33.
I have run into an issue:
In file ...
- 653
0
votes
1
answer
134
views
How to compile static binary for i386?
I'm trying to compile some code statically (dosfstools) with GCC for i386, using -static and -march=i386, but the libraries, for example /usr/lib/i386-linux-gnu/libc.a, are not i386 despite the name. ...
- 1
2
votes
1
answer
10k
views
GLIBC_2.32 not found
I've been trying to get one of my python programs to run, however, every time I attempt to execute the file through terminal, I get the following error.
[12432] Error loading Python lib '/tmp/...
- 21
-2
votes
1
answer
403
views
what is __gmon start_?
I'm trying to reverse engineering a loading file, with winhex I found the binary strings by looking on the loading file by using WinHex:
Are those some commands for bash Linux?
it is loading .so ...
2
votes
1
answer
651
views
libc-bin half-configured, can't run apt -f install to fix/install packages, can't configure libc-bin because it depends on libc-bin
I have a Netgear ReadyNAS machine which internally runs a modified version of Debian Jessie. I mainly use it as a server and have a few Docker containers which I run on it. I can't upgrade past Jessie ...
- 51
1
vote
0
answers
4k
views
/lib64/libc.so.6: version 'GLIBC_2.14' not found in Redhat 6.5, for running a software in non-desktop version of Linux
Whenever I try to run a software, my red hat 6.5 Linux server displays
grok :/lib64/libc.so.6: version 'GLIBC_2.14' not found (required by grok)
(grok is a file which I use need to run my simulation ...
2
votes
0
answers
132
views
Dynamic Linking when Migrating C++ Program from Solaris to Linux
The Problem
I'm attempting to migrate a legacy application's build process from an older Solaris machine to Linux, specifically, RHEL 7.7. The application was originally built using Solaris Studio (...
0
votes
1
answer
695
views
Emulating an AARCH64 Binary calling libgps on x86_64 Ubuntu using QEMU gives "Error relocating: symbol not found" Errors
This is similar to the issue posted here and here. I want to reverse engineer a binary called gpslogger but before debugging it using GDB, I wish to simply emulate it using QEMU (qemu-aarch64) since ...
- 135
0
votes
0
answers
59
views
Error on building gcc cross compiler toolchain
I'm following this guide to build a linux system for learning experience
On the the guide at the section titled GCC (Static), I'm having an error, on running the command `
$ ln -vs libgcc.a `${...
- 212
1
vote
1
answer
1k
views
`aarch64-linux-musl-cross` has a broken link for `ld-musl-aarch64.so.1`
The goal
I want to run an ARM64 Go binary on x86_64 Kali Linux using QEMU user mode.
The problem
I got aarch64-linux-musl-cross.
~$ wget https://musl.cc/aarch64-linux-musl-cross.tgz
~$ tar -xvf ...
- 115
0
votes
2
answers
4k
views
installed wrong libc6 package and broke system
Background
I was attempting to upgrade my libc6 version in a "not" nice way. It all started with me trying to update my MariaDB from 10.1 to 10.2. I somehow then managed to find out that ...
- 115
1
vote
2
answers
72
views
What if I wanted /etc to be called something else?
Aside from the kernel itself, the Filesystem Hierarchy Standard is perhaps the only major feature common to all linux systems. Some obscure distributions modify it only slightly: stali, for example, ...
- 84
0
votes
1
answer
2k
views
-lcrypt error cross compiling 64 to 32
I am trying to compile dirtycow exploit file which can be found in here.
gcc -pthread dirty.c -o dirty -m32 -lcrypt
Because my target is 32 bit I compile it with -m32 and -lycrypt to make sure it ...
- 93
0
votes
1
answer
571
views
Why ltrace doesn't show a call to glibc __nss_configure_lookup()
I'm trying to understand how ltrace command works.
So I've been poking around in /etc/nsswitch.conf. I have a "hosts: resolve" line in there - it tells glibc to dynamically load nss-resolve ...
- 1
4
votes
3
answers
1k
views
Can a process background itself?
Can a process background itself?
What would be a Perl and/or C implementation of this?
user422875
1
vote
1
answer
2k
views
Snaps failing when trying to run alacritty
I'm trying to run alacritty on a near-fresh install of Ubuntu. As far as I can tell I followed the guide, and running infocmp alacritty doesn't return an error, though the response is unintelligible ...
- 137
2
votes
1
answer
183
views
What would be an effect on the system when we try to forcefully delete /etc/ld.so.preload file?
I have been doing my research around this command.
rm -f /etc/ld.so.preload
The script which currently I am analyzing, starts with above command.
Note:
I tried doing my research around "ld.so....
- 23
0
votes
1
answer
1k
views
"Segmentation fault (core dumped)" is given back when launching most apps on archlinux after upgrade
Noob here !
I have archlabs which runs on archlinux. After normal upgrade, most apps do not run (texmaker, qt5ct ...), when running them from terminal they give the error : "Segmentation fault (...
- 1
2
votes
0
answers
59
views
Same locale, different distrib, inconsistent behavior
I migrate a system from a CentOS 6.9 VM to a Debian 10 Docker container, and I can't explain why thousands separator differs. Same locale (fr_FR.UTF-8), same version of the locale yet different ...
- 121