I'm trying to understand the following piece of code using bash:
My initial interpretation was that the user is prompted to enter data which will be stored in the myline variable. It will then enter the while loop. Maybe I'm completely wrong (I am a newbie).
However I am not prompted to enter anything nor does the program wait for me to enter anything. Also it does not enter the loop.
I am using the while-loop to read a file.
The file has lines with null-terminated strings (words, actually.)
What I have by that reading - just a first word up to '\0'!
I need to have whole string up to 'new line' - (LF, 10#10, 16#A)
What I am doing wrong?
#make file 'grb' with... (6 Replies)
Hello everyone,
I am struggling a bit with a batch script that I need to run in cygwin. I work in winXP and I had to write some awk scripts to do some file manipulation, and now I would like to automate the process by just running a batch file so that my colleagues can use it easily.
Now, the... (2 Replies)
...when the lines use both a colon and commas to separate the parts you want read as information.
The first version of this script used cut and other non-Bash-builtins, frequently, which made it nice and zippy with little more than average processor load in GNOME Terminal but, predictably, slow... (2 Replies)
Hi
I am new to writing script and want to use a Bash Piped while-read and read from user input.
if something happens on server.log then do while loop or if something happend on user input then do while loop.
Pseudocode something like:
tail -n 3 -f server.log | while read serverline || read... (8 Replies)
I am very new to all these programming languages and really love Linux but have only begun to dive into bash scripting... I am curious what's going on with this script...
#!/bin/bash
if ; then
# xen
grep control_d /proc/xen/capabilities >& /dev/null
if ; then
# domU -- do not run on... (2 Replies)
Hi,
I am facing issues with the below:
I have a lookup file say lookup.lkp.This lookup.lkp file contains strings delimited by comma(,).
Now i want to read this command from file and execute it.
So my code below is :
Contents in the lookup.lkp file is :
c_e,m,a,`cd $BOX | ls cef_*|tail... (7 Replies)
I have a script batch_vmdgenpqr.sh which has a problem:
#!/bin/bash
while read line
do
vmd.sh -dispdev text -e vmdgenpqr.tcl -args $line
done<file
The do line calls another program, VMD (called by vmd.sh) and it requires the values from $line, but this is not recognised by... (3 Replies)
Hi.
How can I create a history function? (By "read" command or so)
&
How can I configure a read command so that the arrow keys are not displayed so funny? (^[[A)
Thanks in advance. (4 Replies)
How to run several bash commands put in bash command line without needing and requiring a script file.
Because I'm actually a windows guy and new here so for illustration is sort of :
$ bash "echo ${PATH} & echo have a nice day!"
will do output, for example:... (4 Replies)
I have this simple code to stop script execution.
I did not invent it, and it works.
It used to have fackEnterKey as option, but it works without it.
My curiosity question is -
the "function " terminates when "enter" key is pressed and only "enter" key.
I did read the man and... (5 Replies)