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Full Discussion: Switch line in txt file
Top Forums Shell Programming and Scripting Switch line in txt file Post 302976133 by RudiC on Friday 24th of June 2016 06:53:20 AM
Old 06-24-2016
How about: you "read" it to me and I tell you where you're right and where not...?
 

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explain_read_or_die(3)					     Library Functions Manual					    explain_read_or_die(3)

NAME
explain_read_or_die - read from a file descriptor and report errors SYNOPSIS
#include <libexplain/read.h> long explain_read_or_die(int fildes, const void *data, long data_size); DESCRIPTION
The explain_read_or_die function is used to call the read(2) system call. On failure an explanation will be printed to stderr, obtained from explain_read(3), and then the process terminates by calling exit(EXIT_FAILURE). This function is intended to be used in a fashion similar to the following example: explain_read_or_die(fildes, data, data_size); fildes The fildes, exactly as to be passed to the read(2) system call. data The data, exactly as to be passed to the read(2) system call. data_size The data_size, exactly as to be passed to the read(2) system call. Returns: This function only returns on success. On failure, prints an explanation and exits. SEE ALSO
read(2) read from a file descriptor explain_read(3) explain read(2) errors exit(2) terminate the calling process COPYRIGHT
libexplain version 0.52 Copyright (C) 2008 Peter Miller explain_read_or_die(3)
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