Questions tagged [header-file]
The header-file tag has no usage guidance.
87
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Missing header files for linux development
I am new to linux development and I want to develop a linux module, but I am running into an issue.
Some header files, notably <linux/init.h>, are missing (/not found)
I am currently using ...
0
votes
1
answer
348
views
How to defer kernel updates until the corresponding "linux-headers" package is available?
I'm using Debian 12 Bookworm, and currently, when I run uname -a, it shows:
Linux pctxd 6.1.0-20-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.85-1 (2024-04-11) x86_64 GNU/Linux
The package linux-image-6....
- 13
2
votes
2
answers
107
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Does GRUB 2.12 now support detached headers?
In GRUB's project status update, at FOSDEM 2022, they talked about adding detached headers support in GRUB 2.12 (for decryption) :
Add cryptodisk detached headers and key files support, Denis 'GNUtoo'...
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195
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Missing EXTERN.h file when installing claws-mail on Fedora 37
I've trying to compile Claws-mail but got error:
perl_plugin.c:54:10: fatal error: EXTERN.h: No such file or directory
54 | #include <EXTERN.h>
I've installed perl-core perl-devel was ...
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7
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2
answers
1k
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Detached LUKS-header on Debian-based GNU/Linux
There is scattered information on how to set up a detached header
for a LUKS-encrypted disk on Stack Exchange.
And by searching the web using Google, I found limited information.
Some of the best ...
- 253
1
vote
1
answer
374
views
Why should copying luks headers with dd cause errors on the drive I am reading?
Summary of the problem. I want to use a detached luks header for a luks-encrypted block device, /dev/nvme0n1p1, by making it into a USB flash drive partition, and afterwards erasing the keys that are ...
- 253
9
votes
2
answers
1k
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Why is there no WORD_BIT in limits.h on Linux?
From the manpage man limits.h:
{WORD_BIT}
Number of bits in an object of type int.
Minimum Acceptable Value: 32
However if I run a simple program:
#include <limits....
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0
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1
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503
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How to make a path available for the entire system in Ubuntu
My tflite directory is as follows:
/home/me/tensorflow_src/tensorflow/lite/
However, I fail to import it in my C++ project:
#include "tensorflow/lite/interpreter.h" // getting a not found ...
- 163
0
votes
1
answer
4k
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How to find all possible locations for libraries and header files on any distro?
I found that the location of libraries and header files are very different on different distributions. For Example on Fedora you have /usr/lib64/libbfd.a while on Ubuntu you have /usr/lib/x86_64-linux-...
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3
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1
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4k
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Detached LUKS header (on USB) for an existing full-disk encryption device with Ubuntu
I already have a /boot partition on a USB stick and a LUKS partition on my computer, which correspond to a fulldisk encryption scheme with Ubuntu 21
I want to put the header of my LUKS partition onto ...
- 113
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1
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255
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How to tell 'find' command to jump to a position and search? [duplicate]
I'm preparing headers for a C++ project and I decided to use find to get include option to other header files. To list the right path, I need to use cd with it, like:
cd 'PATH/TO/HEADER/FILE'
find ../....
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1
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0
answers
319
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squashed then re-squashed give different size?
I extracted a firmware.bin using fmk mod kit and gave me 3 files: header.img , rootfs.img and footer.img now whenever I cat and repack all the files together in firmware2.bin again, it works and it ...
0
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1
answer
454
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How are conflicts avoided in Linux Headers?
I'm trying to understand how Linux works and how to build modules.
So far I saw that Linux headers are stored in /usr/include and that the compiled implementation of these interfaces are located in /...
- 301
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0
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605
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<filesystem> header library for gcc-c++ on AIX
I'm working on porting some code to AIX from Linux. The code makes use of c++17's header.
#include <filesystem>
...
std::ifstream is(path);
if (!is.is_open() && std::filesystem::path(...
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1
answer
503
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Install matching Linux header files after Linux kernel upgrade
I recently upgraded my Linux kernel from 4.19.20 to 5.5.0-0.bpo.2-amd64.
sudo apt install linux-headers-$(uname -r) outputs:
Reading package lists... Done
Building dependency tree
Reading ...
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1
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1k
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How can I compile pacat-simple.c?
I want to try writing some code to do audio playback with pulseaudio. There is a simple example program included in the official docs: pacat-simple.c.
I made sure the libpulse-dev package was ...
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1
answer
3k
views
How to set compiler specific standard headers #include paths?
What is a smart way to tell two compilers to look for their #include headers?
Running on a standard Linux 86x64 system, my standard compiler is gcc (currently v9.3).
Now I'd like to compile some ...
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3
votes
1
answer
6k
views
Nvidia driver installation error
I'm new to the Linux world and I have a problem that is ruining my experience right now. I have installed Linux Mint 19.3 on my Laptop and immediately noticed a lot more battery drainage compared to ...
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1
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3k
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How enable content-length header using .htaccess?
I have a seriously big problem, when i download any file for example: myfile.zip, or when i load a page for example: myserver.com/welcome.html, the response headers not include content-length and the ...
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1
answer
2k
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How do I count all the lines of code in all headers and source files in a folder? *.cpp *.h [duplicate]
Say I have a project folder containing a number of header and source files for c++;
How would I count the total number of lines of all of these?
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1
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2
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353
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vim: open file under cursor in read-only (no swapfile)
so, we all know of gf, :find, etc, but is there a read-only equivalent, the :view to their :edit?
i just want an easy shortcut to open system headers without creating a swapfile
:find +set\ noma\ ro ...
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1
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502
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How to access kernel header files? [closed]
I'm a student working with the Linux kernel, and was wondering how to access methods and macros in the kernel header files from outside the kernel in an OS. I apologize if this is an ignorant question,...
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-1
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1
answer
128
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Did I Mess Up My Computer with Recursive rm of '*.h"
So I was basically trying to print all files with a .h file extention out of curiosity, and so I simply googled how to do that. Unfortunatley, I didn't pay close enough attention to the answer and ...
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1
vote
1
answer
139
views
Solaris 11 - PAM application
I'm trying to compile an application which interacts with the PAM system on Solaris 11, however everytime I try compile the code I get
"fatal error: security/pam_appl.h: No such file or directory"
...
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0
votes
2
answers
15k
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Curl : Read headers from a file and use them in a cURL command
I have a bash script with the following curl command :
curl -v -X GET https://example.com -H ~/Desktop/headers.txt -o ~/Desktop/file.txt
When i run the bash script i am getting unothorized 401. ...
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1
vote
1
answer
894
views
What Debian/Ubuntu package has the documentation for the standard C headers?
On the back of this question, but Debian/Ubuntu specific that has C-standard library headers like (taken from Wikipedia)
assert.h , complex.h , ctype.h , errno.h , fenv.h
, float.h , inttypes.h , ...
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34
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Looking up docs for C header files? [duplicate]
On Ubuntu if I type man 2 time I get,
NAME
time - get time in seconds
SYNOPSIS
#include <time.h>
time_t time(time_t *tloc);
...
I get that this works because time is the ...
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-1
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2
answers
706
views
Getting strange LD_PRELOAD errors and missing include files - is my distro busted?
For the past half-day or so, I've been having at least the following problems:
I get errors about missing LD_PRELOAD entries: My LD_PRELOAD contains /lib64/libstdc++.so.6 (not sure if that makes ...
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4
votes
2
answers
667
views
Undoing C syntax mangling macros to make exctags able to create prototype tags
I can successfully create a tags file for vim with exctags (Exuberant Ctags).
However, creating tags allowing to jump to the prototype of a function does not work, due the system headers using a ...
- 1,787
1
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2
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4k
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VBox Guest Additions installation can't find headers for Kali kernal 4.14.0-kali1-amd64
I have installed Kali in VirtualBox and now trying to install Guest Additions to get full screen view.
I updated and installed my packages and installed dkms. When I try to install linux-headers I ...
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1
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1
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226
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How to use development package installed by sys package manager?
I'm confused as to how to use *-dev packages in Ubuntu.
I want to use the libxml2 library, in Ubuntu, for my own code development. I installed libxml2-dev using apt-get, which put the header files ...
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1
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65
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Barman >1.5.1 for Ubuntu 16.04
I use Barman 1.5.1 on Ubuntu 16.04.
For several weeks, barman has been working smoothly. Some days ago I noticed something strange.
Instead of backups I find other files in the <SERVER>/base/ ...
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1
answer
997
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Include a header file into multiple C files
I am modifying the linux kernel for a device locally and I added a header file, say a.h inside /include/linux and referenced it in two C files inside the kernel directory. The header file contains a ...
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1
answer
2k
views
Read standard library header file in terminal [closed]
is there any way to read a standard header file, say float.h , in terminal ? Sometimes it would be nice to know what are the names of some values, say max value of float or something like that.
- 109
1
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1
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495
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problem on zlib
I'm trying to install a package (named FIESTA). When I run make, I get a error message "zlib.h is required".
I'm pretty sure that zlib1g is installed, and zlib.h can be found in /usr/include. How ...
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0
answers
1k
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How to install Linux 3.2.40 headers on Synology DS214 with DSM 6.1?
Since I'm tired of cross-compiling and already have a working (cross-compiled) gcc on my Synology DiskStation DS214 with DSM 6.1, I'd like to install the Linux headers of the Linux version running on ...
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5
votes
2
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11k
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configure: error: libcurl >= 7.28.0 library and headers are required with support for https
Hi I met an issue when I tried to configure for R installation.
Basically, I tried to follow my previous installation process,
(For some reason, I need to reinstall the same R in CentOS6 instead of ...
- 541
1
vote
1
answer
3k
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Reliably detect Python 3 development files
I have a shell script which installs all required packages for a project. Some of those packages are Python 3 based and require to compile things and for this the Python sources need to be installed1 (...
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2
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5k
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fatal error: mcrypt.h: No such file or directory
I am trying to cross compile a C code which uses a header file mcrypt.h.
I am compiling my code in Ubuntu distribution and my target is an openwrt distribution. I am getting the below error while ...
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2
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247
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Restore original string.h after accidental overwrite [closed]
I was reading the header files for c and by accident, i changed something (i deleted some stuff by accident) I closed out of sublime text editor, expecting it to ask me to save, but it saved ...
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2
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1
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5k
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Installing Kernel Headers offline - Linux Kali
I need to install Kernel Headers to install nvidia graphics driver to run linux kali.
Now here is the tricky part, it must be done completely offline. I have no idea how to do it. Kali is freshly ...
1
vote
1
answer
854
views
Automatic generation of LDFLAGS, CPPFLAGS and other from error messages [closed]
While integration, merging, porting and cross-compilation of various projects I encounter many errors caused by missing headers or undefined symbols. Then I manually search headers and libraries to ...
- 552
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1
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3k
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Path to x86_64 linux kernel headers
I want to compile program using some linux kernel headers. But, if I just add -I/usr/src/linux-headers-4.4.0-36/include it can't find linux/export.h. I saw files with same name in arch/architecture, ...
2
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3
answers
2k
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What is BTN_TRIGGER_HAPPY?
I'm writing kinda virtual keyboard using uinput and during looking into what all should I put into
ioctl(fd, UI_SET_KEYBIT, ???);
I found input-event-codes.h. Some constants there are pretty self-...
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3k
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How to compile against a custom kernel (Debian)?
There is a file version.h in /usr/include/linux. Many header files include this file and use the defines in there for their own ifdefs.
However, when I compile my own kernel, I cannot see how this ...
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1
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982
views
Linux Crypto API headers missing
As soon as headers are essential to deal with crypto algorithms, provided by kernel, I've installed linux-headers-4.4.0-1-amd64.
However, this did not added files like crypto.h, module.h and init.h ...
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3
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35k
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Installing VMware. Error : Kernel headers for version 4.3.0-kali1-amd64 were not found
Trying to install VMware Player on Kali Rolling (debian Wheezy). When running VMware Player for first time after installation I get:
Error: C header files matching your running kernel were not ...
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2
answers
3k
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How to get the absolute position (x, y coordinates) of a finger on a touchpad?
Main question: How to get the absolute finger position on the touchpad?
I would like to get the absolute position (x, y coordinates) of a finger on a touchpad? I believe it is possible to extract it ...
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vote
1
answer
1k
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Why do the Linux kernel headers contain references to nonexistent headers?
I'm trying to build IBCS (source here) on Ubuntu 15.10 (Linux 4.2.35).
This module is obviously pretty old, because its CONFIG.i386 file gives gcc an option -m486, which doesn't exist anymore, but ...
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4
votes
1
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344
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No stdlib in UNIX v7?
Browsing through the v7 UNIX Sources I noticed there is no "stdlib" directory - further more using a v7 UNIX Emulator, there is no such file as <stdlib.h>. However functions like exit() and ...
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