A shell(ash) written by Kenneth Almquist and released to the comp.sources.unix Usenet news group on May 30th 1989. It has features similar to the Bourne shell(sh). Its many derivatives include the system shell on; Debian (dash), FreeBSD (sh), NetBSD (sh) and the default shell in Busybox (ash).
Questions tagged [ash]
189 questions
0
votes
2 answers
How to evaluate function arguments with for loop
I wan to parse my function arguments with the for loop
func() {
for arg in $*; do
echo "$arg"
cone
}
This works fine if all my arguments are without spaces
func "111" "222" "333"
But it fails for args with spaces
func "111" "222 222"…
MOHAMED
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0
votes
1 answer
ASH Make Variable Name Out Of Two Variables
So I am making a script that allows you to input a number, export it, and then import it and use it in a loop. Here's what I mean:
read NumberOfVMs "How many do you want? "
echo $NumberOfVMs > /variables/NumberOfVMs
Then later;
while [ $NumberOfVMs…
Crutchcorn
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0
votes
0 answers
Cygwin Heap Space Error
I'm receiving an error when I try to run any cygwin functionality (bash/sh/ash/dash), which says:
1 [main] ash 5008 D:\DevStudio\cygwin\bin\ash.exe: *** fatal error - could
n't allocate heap, Win32 error 487, base 0xC80000, top 0xCD0000,…
CoD
- 53
- 5
0
votes
2 answers
busybox ash via paramiko not emitting prompt on stdout
I created Python GUI that takes a list of commands as input and executes the list through a Telnet or SSH session. While opening a SSH session (using Paramiko in Python) I run commands on various devices using this code in a for loop:
…
Evan
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0
votes
1 answer
Can't increment a 0-padded number past 8 in busybox sh
this is the code I am using to save files from a camera and name them from 0001 onward. The camera is running Busybox, and it has an ash shell inside.
The code is based on a previous answer by Charles Duffy here.
#!/bin/sh …
Rick
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0
votes
1 answer
why ash shift command cause whole script exit?
I have a script test.sh:
OUTPUT_FILE="$1"; shift || { echo "require arg1: output file path"; exit 1; }
But when i execute ./test.sh without arguments, it does not output require arg1: output file path The output is shift: nothing to shift
Who can…
osexp2000
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votes
4 answers
How to make the input file of my program start from the 3rd line?
I have a program that reads data from a file in this way
root@root# myprogram < inputfile.txt
Now I want my program to read the input file from the 3rd line and not from the beginning of the file.
I have to use < inputfile.txt. I can not call with…
MOHAMED
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0
votes
0 answers
How to detect a ssh command failure due to a non bash shell on the remote machine?
It seems that this question needs some explanations.
Current I wrote a ssh wrapper bash function that is starting or restoring tmux sessions on the remote hosts.
It's presence is totally transparent to the user, you just type ssh host and because…
sorin
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0
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2 answers
How to make filter on an output based on string lines?
I have the following output
$ mycommand
1=aaa
1=eee
12=cccc
15=bbb
And I have a string str containing:
eee
cccc
and I want to display only lines which contains string exist in the string lines
So my out put will be:
$ mycommand |…
MOHAMED
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0
votes
1 answer
Using the ash shell "for x in y"
First, bash is not installed on the system I am using. So, no bash based answers please. Ash does not do ifs with Regexes.
In an ash shell script I have a list of acceptable responses:
# NB: IFS = the default IFS =
# 802.11…
Wes Miller
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0
votes
1 answer
regexp error when filtering command output
I want to filter the lines from the following command:
$ cat /proc/net/route
Iface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTT
br-lan 01020300 C0A80101…
MOHAMED
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0
votes
3 answers
How to use the output of a command as an input to other program in linux?
I have a program running on linux
This program take its input from the stdin
So I can launch it with input file in this way
myprogram < file
in order to avoid typing input to the program
Now I want that the program take the input from a command…
MOHAMED
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0
votes
1 answer
How to POST data to php from ash (bash)
I have url (www.blabla.web.id/proses_data.php) online. And I want to submit data to that url from my bash script. I'm using ash, bash inside OpenWRT.
I'm trying this technique,
#!/bin/sh
elinks -dump…
rezafahlevi08
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0
votes
1 answer
bash and ash shell returns different error message for same command
I'm using ash and bash shell in my embedded system, I got following error messages for same command using both shell
For ash shell
$ kill -9
sh: you need to specify whom to kill
For bash shell
$ kill -9
kill: usage: kill [-s sigspec | -n signum |…
Rahul R Dhobi
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0
votes
1 answer
How to send stderr in email shell script (ash)
I wrote a shell script that I use under ash, and I redirect stderr and stdout to a log file. I would like that log file to be emailed to me only if stderr is not empty.
I tried:
exec >mylog.log 2>&1
# Perform various find commands
if…
TechnologyGeek
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