Questions tagged [file-command]
file - determine file type.
43 questions
6
votes
1
answer
2k
views
Why "Not a directory" instead of "No such file or directory"?
Consider this scenario:
$ file a b c
a: empty
b: cannot open `b' (No such file or directory)
c: cannot open `c' (No such file or directory)
$ file b/c
b/c: cannot open `b/c' (No such file or ...
- 757
2
votes
1
answer
619
views
List of all file command outputs?
The file -b <path> command seems useful for scripting (filtering file types, not necessarily by extension). But for that you have to know the actual string output for your target filetype(s)
If ...
- 123
16
votes
3
answers
5k
views
Why does "file xxx.src" lead to "cannot open `xxx.src' (No such file or directory)" but has an exit status of 0 (success)?
Why does file xxx.src lead to cannot open `xxx.src' (No such file or directory) but has an exit status of 0 (success)?
$ file xxx.src ; echo $?
xxx.src: cannot open `xxx.src' (No such file or ...
- 757
14
votes
2
answers
1k
views
How does the file command distinguish text and LaTeX files?
I have a number of files (Jupyter notebooks, .ipynb) which are text files. All of these contain some LaTeX markup. But when I run file, I get:
$ file nb_*
nb_1.ipynb: ASCII text
nb_2....
- 287
0
votes
0
answers
234
views
More detailed version of "file"
A year ago I've used a more advanced version of file, I think this was on a Debian based linux and it was in their main repository.
Compared to file, it would show some more information such as if ...
- 151
17
votes
2
answers
4k
views
How can the dynamic linker/loader itself be dynamically linked as reported by `file`?
Consider the shared object dependencies of /bin/bash, which includes /lib64/ld-linux-x86-64.so.2 (dynamic linker/loader):
ldd /bin/bash
linux-vdso.so.1 (0x00007fffd0887000)
libtinfo.so.6 =>...
- 5,009
0
votes
1
answer
483
views
file command misclassifying python bytecode as dBase III DBT file
I'm using cx-Freeze to freeze a PyQt5 application. On my Jenkins slave running OSX 10.13, when cx-Freeze is using the file command to check the type of the files, it classifies a .pyc file (python ...
3
votes
0
answers
655
views
Output of command file, when file is INI file
I'm trying to understand the output of the file command when used on an INI-file. I create a file like this ("DOS" line endings are crucial, otherwise it is recognized as an ascii text file)
;Trying ...
- 2,051
28
votes
6
answers
134k
views
How to find files by file type?
I know I can find files using find: find . -type f -name 'sunrise'. Example result:
./sunrise
./events/sunrise
./astronomy/sunrise
./schedule/sunrise
I also know that I can determine the file type of ...
- 3,318
0
votes
1
answer
726
views
Ubuntu 18.04 think C/C++ source code file is plain text
When I try to create a C/C++ source file
touch test.cpp
Usually it will generate a file which type is C source code file. But today I got a plain text file.
And I write a simple program in it like:
#...
2
votes
1
answer
162
views
Why does linux recognise a C# .cs file as a C++ source file?
I used the file command on a c# source file, and linux thought it was a c++ file. What is the reason for this?
- 23
0
votes
5
answers
510
views
How to open a file based on the output of the `file` command
So I have a directory where I wish to open the only file in that directory that is human readable. I use file * to print the type of each file, and one file shows as ASCII-text. How can I redirect ...
4
votes
1
answer
2k
views
how can I read a number with file (magic)?
I would like to write the format of a drawing with "file drawing"
Files start like:
CAD
A1
mm
(Blank after A1)
or:
CAD
A00
m
(Blank after "m")
I tried somethings like in the file magic:
0 ...
- 43
1
vote
1
answer
180
views
file command does not recognize perl module
The file command (Debian Jessie) in does not recognize some Perl modules.
For example: /usr/share/perl5/XML/SAX.pm (from libxml-sax-perl) gives:
$ file /usr/share/perl5/XML/SAX.pm
/usr/share/perl5/...
- 11
1
vote
1
answer
973
views
file command output for a non-ASCII text file in AIX and Linux [closed]
I am getting different output while using file command in AIX vs Linux.
File contents :
D|P_APAC_PH_PHINGTF00240_20150731031225|APAC|PH|NN (L) SPEK DYWIDENDOWYCH RYNKÓW WSCHODZCYCH||4|20130308|PHN|...
