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Top Forums Shell Programming and Scripting control is not going inside the awk ? Post 302327558 by Anteus on Monday 22nd of June 2009 06:06:20 AM
Old 06-22-2009
Quote:
Originally Posted by vidyadhar85
mode=$0 ###won't work
what is list?? is it an array??
echo won't work inside awk
there are many problems....

ooh i am sorry about echo . my mistake. after correcting it printf is printing so it means code inside awk is executing..

why the printf inside for loop is not printing list has two lines.
why would not the mode=$3 work i am using it with the awk -v option , which provides initiation and assignment of the shell variable. so i think its fine. please correct me if i am wrong.

and list is a file containing names of programs.

regards

Last edited by Anteus; 06-22-2009 at 07:15 AM..
 

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SETUID(1)						      General Commands Manual							 SETUID(1)

NAME
setuid - run a command with a different uid. SYNOPSIS
setuid username|uid command [ args ] DESCRIPTION
Setuid changes user id, then executes the specified command. Unlike some versions of su(1), this program doesn't ever ask for a password when executed with effective uid=root. This program doesn't change the environment; it only changes the uid and then uses execvp() to find the command in the path, and execute it. (If the command is a script, execvp() passes the command name to /bin/sh for processing.) For example, setuid some_user $SHELL can be used to start a shell running as another user. Setuid is useful inside scripts that are being run by a setuid-root user -- such as a script invoked with super, so that the script can execute some commands using the uid of the original user, instead of root. This allows unsafe commands (such as editors and pagers) to be used in a non-root mode inside a super script. For example, an operator with permission to modify a certain protected_file could use a super command that simply does: cp protected_file temp_file setuid $ORIG_USER ${EDITOR:-/bin/vi} temp_file cp temp_file protected_file (Note: don't use this example directly. If the temp_file can somehow be replaced by another user, as might be the case if it's kept in a temporary directory, there will be a race condition in the time between editing the temporary file and copying it back to the protected file.) AUTHOR
Will Deich local SETUID(1)
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