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Unix & Linux

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Everything that includes the source code of Unix programs for example compiling, installing or how to retrieve the code for studying.

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I need a solution only for tcsh. Say I have a source file that sources other files which in their turn can source other files. My goal is to track which files were eventually sourced. One way I can do ...
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I'm not used to build apps from source and when I do, it's not free from hiccups. While trying to build the app qman, I was met with this error code: [1/11] Generating src/config.h with a custom ...
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Suppose I have downloaded the source of some software I want to install just for myself, not system-wide; say Emacs or whatever. Typically the source is downloaded zipped, then it's unzipped in some ...
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I was curious to dig a little deeper into this question and realised that I don't know where to look for language pack templates. But beyond basic high-level discussion in locale-gen, I'm at a bit of ...
Philip Couling's user avatar
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I am trying to build gcc-6 source package on Raspbian stretch; so I do: apt source gcc-6 cd gcc-6-6.3.0/debian debuild -b -uc -us The debuild command starts the full build. Since the build crashes on ...
sdbbs's user avatar
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I would like to debug my application in gdb, however with full sources of some system libraries I might need. For instance, at a certain point in my debug process in gdb, I arrive at a situation like: ...
sdbbs's user avatar
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I have looked around on instruction on how to download debian source package, build them and then installing the resultin deb-file(s), but the one I feel is missing is instruction on how to reverse it ...
skyking's user avatar
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I am trying to hack the Linux kernel and added/modified some header files in include/linux. However, when I generate patch file using diff like: diff -uprN -X linux/Documentation/dontdiff \ ...
Kalman's user avatar
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I am trying to update GRUB 2.06 to 2.12 on an Ubuntu 22.04.4 LTS machine, following the instructions in the INSTALL text file included in the tarball (and at the bottom of the post). Reading through ...
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I am trying to build OpenDKIM from source. For some reason, the build is not supporting SHA-256, even when the OpenSSL version I am building with uses SHA-256. How is this possible ? I run: ./...
user10709800's user avatar
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I am trying to build the gettext package from source. When running make I receive an error: make[5]: Entering directory '/source/gettext-0.22/gettext-tools/libgettextpo' [..........] libtool: link: ...
Yakiv Baiduk's user avatar
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I do understand that it is related to console (a "real" TTY which is at Ctrl+Alt+F[1-9]). ioctl_console man page lists many KD* prefixed constants. there is also a vt.h in /usr/include/linux ...
Michael Quad's user avatar
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Consider this. IFS is set only in the execution of read. IFS='' read -r REPLY However, if I do similar with . (source), the variable will be assigned and changed even after the execution of the line ...
midnite's user avatar
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Due to a firewall on a server, I need to make all connections to it from a host (Slackware64 linux 14.2, kernel 5.4) using allowed source IP, 10.2.23.1 in this case. IP addresses on host: $ ip a [...] ...
ico's user avatar
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I installed the earlier version (3.11.2) normally using apt package manager and the later version (3.12) manually from source. When I execute python scripts like so: ./python_script.py The script ...
siralbert's user avatar
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I usually use package managers like apt to install packages and then use dpkg to list the packages, that I have installed. Is there any way to get a similar list if I install from source? I saw an ...
MD SADUN HAQ's user avatar
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This might be a silly question, but it puzzles me. I am using Rocky linux version 9.2. I wonder if there is a way to change the yum install source through gnome gui? that is, without using command ...
FaDA's user avatar
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I have file containing 1100 variables. Example, LOGPATH=/some/path VARIABLE2=someVALUE while running source /path/to/file.properties Only the first set number of variables are being loaded. Is there ...
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I am trying to install sile. A Debian package is not provided yet so I decided to build from source. Manual Install Lua $ curl -R -O http://www.lua.org/ftp/lua-5.4.6.tar.gz $ tar -xf lua-5.4.6.tar....
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I am writing an LSM, and I am compiling it using my kernel 6.2.0-20-generic. When I browse the files in /lib/modules/6.2.0-20-generic/build, I can see that there is a struct named lsm_id. But When I ...
maysara's user avatar
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Instead of downloading the ISO, is there a way to download all the source packages and compile it locally? I came across the following URL https://knopper.net/knoppix-sources/ and would like to know ...
tuxbud's user avatar
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I have a short bash script cdline that takes two arguments PATHS and LINE and changes directory to the respective LINE in PATHS: #!/bin/bash #command for changing directory to that in the given line......
gohomology's user avatar
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Looking for software, including less free, proprietary style e.g. visual studio code, github-cli, spotify: What are the downsides and upsides of adding or configuring a Debian repository? Debian wiki ...
Johan's user avatar
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For the source code available here: https://www.x.org/releases/X11R7.7-RC1/src/, what are the minimal set I should install to get a working enviroment and be able to start it with the command startx?
Kleber Mota's user avatar
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I have the following code fragment in my $HOME/.bashrc file: export RED='\e[0;31m' export GREEN='\e[0;32m' export YELLOW='\e[0;33m' export BLUE='\e[0;34m' export MAGENTA='\e[0;35m' export CYAN='\e[0;...
chandra's user avatar
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I want to watch (and wait) for the processes spawned by a command, I found this answer which seems pretty much exactly what I need. Except that I want the script to be self-contained, so instead of ...
Vita's user avatar
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2 votes
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In bash and other shells, I can make same variables have "line scope" by defining it just before a command. CXX=clang++ ./script.bash Which I prefer over export CXX=clang++ ./script.bash ...
alfC's user avatar
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I was looking at directories in https://deb.debian.org/debian/dists/. By comparing timestamps I could easily tell that bullseye and stable are the same thing. So is there no difference in behavior ...
ist6438's user avatar
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It is possible to modify the linux kernel, I have tried to search but I can't find anything related in the source code I want to modify this line GNU/Linux I have noticed that there are kernels with ...
Jonathann's user avatar
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1 answer
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I have a utilitarian shell script full of goodies and wish to bring them to the bash environment. I used the command source before as analogous to import or include in other languages. printer.sh #!/...
Bruno Lobo's user avatar
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1 answer
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For work I'm learning more about computer architecture and I just finished learning about ACPI. From talking to some other engineers my understanding for something like NVMe is that the OEM is going ...
Grant Curell's user avatar
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I'm wondering what are good practices about compilation and manual installation of software on Linux systems. I mean getting, building and installing code by this usual way : git clone https://a-repo/...
ramius's user avatar
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2 answers
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I want to run a command that opens a terminal and sources into it a set of variables. How can I do this? I'm using xfce4-terminal. It has a command-line arg "--command", to execute commands ...
markling's user avatar
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There seems to be very little difference between "allnoconfig" and "defconfig" when using diff to view the separate cscope.files for each build. Is this correct? Both files come ...
watchy's user avatar
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I know the above topic has been discussed before source a .sh file and you retain the environmental variables after you are done with the sh file while ./ a .sh file and you lose the environmental ...
user1538798's user avatar
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15 votes
5 answers
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I love (the way) how Linux & Co. lets users install many packages from different repositories. AFAIK, they come also with source-packages, so you can compile them by yourself. But why even bother ...
Ben's user avatar
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A source code tree contains a modified dnsmasq-2.80test4 source (and git files). Now I'd like to apply the newest 2.86 dnsmasq source code to that modified 2.80test4 using diff and patch, while ...
Pro Backup's user avatar
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Samsung sources for Android are available at https://opensource.samsung.com but it's painful to download programatically. I believe that I'm free to do whatever I want with their kernel code including ...
Rafaelo's user avatar
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10 votes
2 answers
2k views

I am testing if the passwd command could run if the setuid bit is disabled. I disabled the setuid by running the following command: chmod 0554 /bin/passwd After doing so, I tested if the passwd ...
Tomas 's user avatar
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7 votes
2 answers
4k views

There is a description of a source command: source is a bash shell built-in command that executes the content of the file passed as argument, in the current shell. It has a synonym in . (period). For ...
t7e's user avatar
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3 votes
1 answer
993 views

I am trying to use fzf to select and activate different virtual environments. However, I am receiving the follow error: xargs: source: No such file or directory My command comprises three parts: find |...
user2514157's user avatar
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1 vote
3 answers
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To my knowledge, when I run a command like ping or grep or ls, the Linux OS will search for these command names in the directory /bin; I also know most Linux commands are written in C. I just wanted ...
AskedSuperior's user avatar
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1 answer
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Source Code: https://unix.stackexchange.com/a/698474/182280 The goal is to verify that the source code has the driver to support an Apple USB Faxmodem MA034Z/A. What are the keywords or phrases to ...
gatorback's user avatar
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4 votes
4 answers
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I'm wondering if there is any way to put something in my startup files that will cause other files to be sourced after the first prompt is shown. I would prefer a method that doesn't rely on hooks ...
iconoclast's user avatar
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0 votes
2 answers
303 views

is it possible to install a package from source? For example whether debian or opensuse, would it be possible to install an existing package say nginx from source? The reason is that i want to try ...
Error Messages's user avatar
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0 votes
1 answer
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I have a bash script that includes a bunch of functions. I'd like this script to run using bash. The script has this at the top: echo "BASH_VERSION""$BASH_VERSION" echo "...
ThomasReggi's user avatar
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4 votes
1 answer
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I have just finished installing Debian on my laptop; I had to add manually the drivers for my WiFi card after the installation, I simply installed them via sudo apt ./name.deb, where name.deb is a ....
Noumeno's user avatar
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2 votes
1 answer
517 views

I want to be able to run sudo -s as a user with sudo priv, and have /root/.bashrc be sourced. I checked the .bashrc file and the .profile file for /root, both look fine. Every time I try to use sudo -...
Dave's user avatar
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Have added a number of functions which I source from my .bashrc. For instance, I use export -f calc I also have another function usage_calc where I comment out the export call # export -f usage_calc ...
Vera's user avatar
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7 votes
2 answers
4k views

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 ...
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