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Full Discussion: Fdisk and grep command not working in udev trigger
Top Forums Shell Programming and Scripting Fdisk and grep command not working in udev trigger Post 303023251 by RudiC on Thursday 13th of September 2018 10:50:34 AM
Old 09-13-2018
Try "enhanced logging":

Code:
DEVNAME=$(fdisk -l |& tee -a $LOG_FILE | grep FAT16 |& tee -a $LOG_FILE | awk '{print $1}' |& tee -a $LOG_FILE)

and post the log file. Will that be the only disk having the FAT16 type?


Please also print the user that the script is executed under.
 

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tee

TEE(1)								   User Commands							    TEE(1)

NAME

       tee - read from standard input and write to standard output and files

SYNOPSIS

       tee [OPTION]... [FILE]...

DESCRIPTION

       Copy standard input to each FILE, and also to standard output.

       -a, --append
	      append to the given FILEs, do not overwrite

       -i, --ignore-interrupts
	      ignore interrupt signals

       --help display this help and exit

       --version
	      output version information and exit

       If a FILE is -, copy again to standard output.

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AUTHOR

       Written by Mike Parker, Richard M. Stallman, and David MacKenzie.

COPYRIGHT

       Copyright (C) 2013 Free Software Foundation, Inc.  License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

       The  full  documentation  for tee is maintained as a Texinfo manual.  If the info and tee programs are properly installed at your site, the
       command

	      info coreutils 'tee invocation'

       should give you access to the complete manual.

GNU coreutils 8.22						     June 2014								    TEE(1)
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