Login or Register to Ask a Question and Join Our Community

Sponsored Content
Full Discussion: How to walk through a config file with /bin/sh
Top Forums Shell Programming and Scripting How to walk through a config file with /bin/sh Post 302347964 by sagar_evc on Thursday 27th of August 2009 04:41:37 AM
Old 08-27-2009
https://www.unix.com/shell-programmin...read-loop.html

see the above thread.
Code:
#!/bin/ksh

echo "Enter config file path:"
read config

echo "Enter tmp file path:"
read tmpfile

rm $tmpfile

while read line
do
  comment=`echo $line | sed -e 's/#.*/#/'`
  if [ $comment = "#" ]; then
      echo "$line" | sed -n 's/#.*/&/p' >>$tmpfile
  else
     cf_key=`echo $line | awk 'BEGIN {FS = "="} {print $1}'`
     cf_val=`echo $line | awk 'BEGIN {FS = "="} {print $2}'`
     printf "Set $cf_key - Actual ($cf_val): \n"
     read value </dev/tty 2>/dev/tty
     echo "Value read is $value"
     if [ $value = "" ]; then
        echo "$cf_key=$cf_val" >>$tmpfile
     else
        echo "$cf_key=$value" >>$tmpfile
     fi
  fi
done < $config

 

8 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

/bin/sh: /usr/bin/vi: No such file or directory when doing crontab

I just set up an ftp server with Red Hat 5.2. I am doing the work, I'm baby stepping, but it seems like every step I get stuck. Currently, I'm trying to set up a crontab job, but I'm getting the following message: /bin/sh: /usr/bin/vi: No such file or directory. I see that vi exists in /bin/vi,... (3 Replies)
Discussion started by: kwalter
3 Replies

2. Programming

ftw/nftw -- filesystem tree walk

Hi, I recently experimented with ftw() and nftw(). These are function for calling some function for every file in a subtree. I need to get full information about type of file. Almost everything is working according to documentation but I noticed following problem: With a value FTW_PHYS... (2 Replies)
Discussion started by: odys
2 Replies

3. UNIX for Dummies Questions & Answers

fuser: difference with bin/sh and bin/ksh shell script

Hi, I have a problem I don't understand with fuser. I launch a simple shell script mysleep.sh: I launch the command fuser -fu mysleep.sh but fuser doesn't return anything excepted: mysleep: Then I modify my script switching from #!/bin/sh to #!/bin/ksh I launch the command fuser -fu... (4 Replies)
Discussion started by: Peuj
4 Replies

4. Shell Programming and Scripting

parsing config file to create new config files

Hi, I want to use a config file as the base file and parse over the values of country and city parameters in the config file and generate separate config files as explained below. I will be using the config file as mentioned below: (config.txt) country:a,b city:1,2 type:b1... (1 Reply)
Discussion started by: clazzic
1 Replies

5. Shell Programming and Scripting

Shell script that will compare two config files and produce 2 outputs 1)actual config file 2)report

Hi I am new to shell scripting. There is a requirement to write a shell script to meet follwing needs.Prompt reply shall be highly appreciated. script that will compare two config files and produce 2 outputs - actual config file and a report indicating changes made. OS :Susi linux ver 10.3. ... (4 Replies)
Discussion started by: muraliinfy04
4 Replies

6. OS X (Apple)

When to use /Users/m/bin instead of /usr/local/bin (& whats the diff?)?

Q1. I understand that /usr/local/bin means I can install/uninstall stuff in here and have any chance of messing up my original system files or effecting any other users. I created this directory myself. But what about the directory I didn't create, namely /Users/m/bin? How is that directory... (1 Reply)
Discussion started by: michellepace
1 Replies

7. HP-UX

SNMP Walk need to enable

We are using a third party to monitor unix servers performance since last 60 days, since last 3 days we are not able to get the performance alarms on our tool. When we check the same with the tool team, they said "SNMP walk is not happening for all the servers." Performance we mean... (9 Replies)
Discussion started by: marunmeera
9 Replies

8. Shell Programming and Scripting

Usage of #!/bin/sh vs #!/bin/bash shell scripts?

Some question about the usage of shell scripts: 1.) Are the commands of the base shell scripts a subset of bash commands? 2.) Assume I got a long, long script WITHOUT the first line. How can I find out if the script was originally designed für "sh" or "bash"? 3.) How can I check a given... (3 Replies)
Discussion started by: pstein
3 Replies

LEARN ABOUT OPENSOLARIS

gphoto2-port-config

gphoto2-port-config(1)						   User Commands					    gphoto2-port-config(1)

NAME

       gphoto2-port-config - return meta information about installed version of libgphoto2_port(3).

SYNOPSIS

       gphoto2-port-config [--prefix=DIR] [--libs] [--cflags] [--help] [--version]

DESCRIPTION

       gphoto2-port-config  is	a convenience script which retrieves information about the installed version of libgphoto2_port(3) on your system.
       gphoto2-port-config is typically used to compile and link against libgphoto2_port(3). The following example shows how to use  gphoto2-port-
       config in a Makefile:

       program: program.c
	     cc program.c `gphoto2-port-config --cflags --libs`

       The output is similar to that produced by pkg-config(1).

OPTIONS

       The following options are supported:

       --cflags

	   Prints pre-processor and compile flags required to compile with libgphoto2_port(3) on the command line.

       --help

	   Displays help and usage information.

       --libs

	   Identical to --cflags option but only prints the link flags.

       --prefix=DIR

	   Specify a different prefix from the default libgphoto2_port(3). (default is/usr).

       --version

	   Displays version of libgphoto2_port(3) installed on your system.

FILES

       The following files are used by this application:

       /usr/bin/gphoto2-port-coExecutable for installed library helper script

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Availability		     |SUNWgnome-camera-devel	   |
       +-----------------------------+-----------------------------+
       |Interface stability	     |Volatile			   |
       +-----------------------------+-----------------------------+

SEE ALSO

       attributes(5), pkg-config(1), libgphoto2_port(3)

NOTES

       Written by Matt Keenan Sun Microsystems Inc., 2008.

SunOS 5.11							    01 Aug 2008 					    gphoto2-port-config(1)
All times are GMT -4. The time now is 01:36 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy