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Top Forums Shell Programming and Scripting KSH script -text file processing NULL issues Post 302242246 by jim mcnamara on Wednesday 1st of October 2008 01:31:17 PM
Old 10-01-2008
Try
Code:
getconf LINE_MAX

Most UNIX tool utilties will not read a line longer than LINE_MAX. C, perl, python, dd, and some others do not have that problem. I'm guessing your LINE_MAX is 4096.
 

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GETCONF(1)						    BSD General Commands Manual 						GETCONF(1)

NAME
getconf -- get configuration values SYNOPSIS
getconf system_var getconf -a getconf path_var pathname getconf -a pathname DESCRIPTION
The getconf utility writes the current value of a configurable system limit or option variable to the standard output. The system_var argument specifies the system variable to be queried. The names of the system variables are from sysconf(3) with the leading ``_SC_'' removed. The path_var argument specifies the pathname variable to be queried for the specified pathname argument. The names of the pathname variables are from pathconf(2) with the leading ``_PC_'' removed. When invoked with the option -a, getconf writes a list of all applicable variables and their values to the standard output, in the format ``name = value''. EXIT STATUS
The getconf utility exits 0 on success, and >0 if an error occurs. SEE ALSO
pathconf(2), confstr(3), limits(3), sysconf(3) STANDARDS
The getconf utility conforms to IEEE Std 1003.2-1992 (``POSIX.2''). BSD
August 9, 2011 BSD
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