The permission bit in a file mode that allows a file to be run as a program. Also, questions related the format of program files, and to locating and executing program files.
0
votes
1answer
14 views
Crontab order run with differents schedule
I have a crontab with different time to execute some task, for example every minute, every 10 min, 1 hour, daily...
And i have a question, when some of this cron coincide in the same time for example,...
1
vote
2answers
36 views
What user does a Linux script/app run as?
CentOS here, but I don't think that matters because this should be a core Linux question (methinks). While trying to install & run Apache Kafka (a Java executable) on a CentOS box, I thought of a ...
-2
votes
1answer
45 views
Unix Executable File To Text File [duplicate]
Is there a way to change a text file to a unix executable file without terminal? I'm using a school laptop that is a MAC and it doesn't allow me to use terminal. Im trying to change a text file or a ....
2
votes
1answer
61 views
Mark binaries writable and executable in openBSD
As of OpenBSD 6.0 mandatory W^X enforcement is implemented.
Binaries that need permission to violate this rule can be marked with the ld command:
Identify W^X labelled binaries at execve(2) time ...
-2
votes
1answer
45 views
Why does Unix set the executable flag for FAT file systems? [closed]
This question has nagged at me for years. Why do it? There's almost no chance that you can or want to directly execute any program found on a FAT file system, and having the executable bit implicitly ...
2
votes
1answer
49 views
Execution of a program called by a shell called by crontab returns code 127
I'm stuck with the following (simple) problem :
I want a script to be executed every 10 minutes. This script calls executable files. I use crontab and ksh on a AIX 5.3 system.
The script makes use of ...
2
votes
2answers
90 views
Monitoring what program calls an executable file
I want to know what program calls a particular executable, including when that executable is used as an interpreter via a shebang line.
This is not quite the same problem as knowing what program ...
1
vote
1answer
20 views
Installed “singular” and can't start it
I downloaded Singular, from the terminal. I simply can't find it now that it's installed! It's not in my installed applications and the command "singular" on the terminal gives nothing.
How do I ...
1
vote
1answer
62 views
suid bit in SuSE has no effect through system() [duplicate]
Suid bit works fine on my PC running Ubuntu, but not on a SLES test instance.
The nosuid flag is not set on the mounted xfs file system on the SLES machine. ls shows that ony my machine and the SLE ...
0
votes
3answers
70 views
How to display all the unix commands available on the system?
I'm reading a book, Learning Unix for OS X by Dave Taylor. It says:
To quickly see all of the binary executables—Unix programs—on your
system,
Open the Terminal, hold down the Shift key, ...
1
vote
1answer
167 views
bash: ./idaq: No such file or directory
$ uname -a
Linux kali 4.3.0-kali1-amd64 #1 SMP Debian 4.3.3-5kali4 (2016-01-13) x86_64 GNU/Linux
$ lsb_release -a
No LSB modules are available.
Distributor ID: Kali
Description: Kali GNU/Linux ...
1
vote
0answers
27 views
Calling Java programs without the .class suffix
This is a sequel to my other question, Getting Java programs start without calling with Java. I can already start Java programs from the terminal by just setting them executable and calling the X....
3
votes
2answers
230 views
Getting Java programs start without calling with Java
It would be handy to be able to start Java programs by just calling the class file from the terminal (and have it running it the terminal when double-clicked in GUI, but this is less important). I so ...
1
vote
0answers
29 views
How can I ship an executable file?
I have a project that is hosted on GitHub. On my local machine I have created an executable file that installs the program. However, once uploaded to GitHub and cloned somewhere else the user must ...
4
votes
5answers
704 views
How to recursively remove execute permissions from files without touching folders?
I made a backup to an NTFS drive, and well, this backup really proved necessary. However, the NTFS drive messed up permissions. I'd like to restore them to normal w/o manually fixing each and every ...
4
votes
1answer
99 views
How can I recover from a `chmod -x chmod`? [duplicate]
Assuming that you can't reach the internet nor reboot the machine, how can I recover from
chmod -x chmod
?
0
votes
1answer
40 views
How to locate exactly that executable, which will be run if it's name entered in command line? [duplicate]
Is it possible to locate exactly that executable
myname
which will be run if passed to command line
> myname
locate command didn't work as expected, since it returns numerous results. Result ...
0
votes
2answers
60 views
*nix executable compatibility
I looked at this scheme and now i want to know, can one executable be runned in a two systems, which have the same ancestor? (and so probably the same kernel?)
For example, according to the scheme: ...
45
votes
8answers
4k views
Why does Bash's source not need the execution bit?
with Bash's source it is possible to execute a script without execution bit set. This is documented and expected behavoir, but isn't this against the use of an execution bit?
I know, that source ...
32
votes
2answers
1k views
Difference between “command not found” and “no such file or directory”?
For example:
$ node
-bash: /usr/local/bin/node: No such file or directory
$ foo
-bash: foo: command not found
What's the difference? In both cases, node and foo are invalid commands, but it seems ...
3
votes
1answer
41 views
How to receive input from 2 files on an executable
Basically, I want to receive input from 2 different files whem I'm calling an executable on terminal
Like:
./a.out < file1.pgm file2.pgm
I want to read both the files input on my code, one after ...
2
votes
2answers
78 views
Is there a way to route all commands through a shell script instead of running directly?
Sorry about the title, I can't explain it very well without an example. I want to be able to have everything being executed, rather than running the program, runs a shell script with the executable as ...
1
vote
1answer
76 views
Combining Bash Script and Script Resources into One Executable
When trying to execute a bash script, it is often execute inside some directory, and requires access to local resources. I was wondering if there was a way to combine both the bash script and the ...
4
votes
1answer
229 views
Why can't I execute Android x86 executables on Linux
I am trying to port Android apps to Linux (don't laugh :) and I have come across a problem. When trying to execute an Android executable (app_process) after adding the executable permission with ./...
2
votes
4answers
717 views
Execute binary code
I have a binary code and I want to run it.
01001000 01100101 01101100 01101100 01101111 00100000 01010111 01101111 01110010 01101100 01100100
How can I create a file "application/x-executable" and ...
1
vote
1answer
67 views
Rc.local not running commands properly
I am running arch Linux and have used this rc-local service:
[Unit]
Description=/etc/rc.local compatibility
[Service]
Type=oneshot
ExecStart=/etc/rc.local
RemainAfterExit=yes
[Install]
WantedBy=...
72
votes
1answer
7k views
Why does the following script delete itself?
If you create an executable file with the following contents, and run it, it will delete itself.
How does this work?
#!/bin/rm
1
vote
2answers
85 views
How to know the path of a running executable?
I am working on a Linux server, and I running different jobs on different node.
However, when compiling my program, I didn't set their specific name, so they are all a.out
Now I found one of the ...
0
votes
0answers
19 views
autocomplete in noexec mounted drive
I noticed that bash won't let me tab-complete executable files in a noexec file system. I'm assuming that in order for it to actually auto-complete, the file has to be within the PATH and at least ...
0
votes
0answers
66 views
Unable to run executable on secondary machine
My primary computer can run a program (hc12-coff-gcc) located in the usr/local/bin directory. My secondary computer cannot run the same program.
the usr/local/bin directory is in the PATH for both ...
0
votes
1answer
52 views
executable files to normal files via terminal CentOS7
Today I copied some files from the shared folder (Host is a Win7) to my VM ( Guest is a CentOS7). I did this with root permissions. Then I copied th files to my apache location
/var/www/html/test
I ...
3
votes
1answer
264 views
How can I extract Signatures data from a Windows `exe` file under Linux using cli
If you go to the VirusTotal link , there is a tab called file info(I think; mine is dutch). You'll see a header called
"Authenticode signature block and FileVersionInfo properties"
I want to ...
4
votes
1answer
187 views
Why doesn't `strip` remove section headers from ELF executables?
A minimal ELF executable only requires the ELF header and at least one program header in order to be functional. However, when I run strip on a short executable, it decides not to throw out the ...
6
votes
1answer
604 views
Check last time .sh file used
When you run ./myscript.sh is that considered as "access" time?
I need to know the last time a script was run, but I'm not sure if this counts as mtime, ctime or atime (differences described here).
9
votes
4answers
738 views
How to install executables
I sometimes run into software that is not offered in .deb or .rpm but only as an executable.
For example Visual Studio Code, WebStorm or Kerbal Space Programm.
For this question, I will take Visual ...
0
votes
0answers
16 views
Bash fails to run executable with No such file or directory [duplicate]
I have an executable copied to an Ubuntu 14.04 AWS instance, and I:
chmod +x MyExe.bin
./MyExe.bin
And I get:
-bash: ./MyExe.bin: No such file or directory
This is strange because:
The file is ...
1
vote
1answer
190 views
Linux: How to mount a drive from command line
I normally mount my drives just by opening it from filesystem. It automatically mount when I open/click on a drive. But I wanted to mount a drive from command line. I did ran this command
sudo mount -...
1
vote
2answers
783 views
Which of /usr/bin/perl or /usr/local/bin/perl should be used?
If I have both /usr/bin/perl and /usr/local/bin/perl available on a system, which one should I use?
3
votes
1answer
254 views
Can not run executable files from a mounted drive
I have downloaded eclipse and rubymine and previously placed in home folder. Then I used to open both programs by double clicking on eclipse.sh and rubymine.sh.
Now I moved these two folders in a ...
0
votes
2answers
65 views
Executable file isn't “really there” after rsync [duplicate]
I am issuing the following rsync command (obfuscating the exact path & host), which should copy two binaries:
rsync -e "ssh -p 443" -a --info=progress2 -z user@remote:/srv/cgi-bin/ .
user@remotes'...
0
votes
1answer
158 views
File does exist but won't execute [duplicate]
I have a file that does exist but won't execute. It says : "No such file or directory".
This file is created by a script while creating a "custom toolchain" to compile native libraries for Android ...
129
votes
1answer
8k views
How is Mono magical?
I'm learning C#, so I made a little C# program that says Hello, World!, then compiled it with mono-csc and ran it with mono:
$ mono-csc Hello.cs
$ mono Hello.exe
Hello, World!
I noticed that when I ...
1
vote
2answers
317 views
Difference between /usr/bin and /usr/local/bin [duplicate]
What is the difference between /usr/bin and /usr/local/bin?
Why are there both directories and why do some executable programs exist in both directories?
1
vote
1answer
119 views
Where is the nginx executable on Debian? [closed]
I've installed the nginx-light package on debian, but I can't find the executable. It's not in /usr/bin, like it says on the official nginx website. Where is it, then?
0
votes
0answers
96 views
Equivalent to OS X's py2app and Windows's py2exe?
I'm writing an application in Python. I don't expect my end users to be particularly tech-savvy, so I'd like to package it up like a familiar native executable.
For OS X, that means running it ...
2
votes
0answers
15 views
How can I add my program to system program list (Ubuntu 14.04)? [duplicate]
I made a my program in c++ and generated its executable but every time I need to use my program I need to change my directory to the folder and then execute it.
How do I make my program run like an ...
3
votes
2answers
101 views
Handling duplicate programs names bash
I'm wondering if $PATH cascades entries. You'll all need to take a leap of faith with me here, but here it goes.
Let's say we have a Java executable at /usr/bin/java but this version is very old and ...
0
votes
1answer
806 views
Installing Wine 1.8 on Debian not working
I followed this link http://tecadmin.net/install-wine-on-ubuntu-and-debian/# to install Wine on Debian 7.9 Wheezy but to no avail. When I reached step sudo ./configure --enable-win64 it asked for "...
0
votes
1answer
99 views
Aardvark Control Center wants TLS/SSE2 Library
Environment:
CentOS 7.1 64-bit using Intel i7-4771
Gnome 3 shell
I downloaded the Aardvark Control Center (Total Phase) and tried to execute the controlctr bash file, however I received the error ...
-1
votes
1answer
198 views
Remote app - bash: cannot execute binary file [duplicate]
I have an app in a remote Linux machine. I am trying to execute the app via ssh, but I get the error:
bash: /app: cannot execute binary file
Why is this happening? The application works fine in the ...
