|explain_truncate_or_die(3)||Library Functions Manual||explain_truncate_or_die(3)|
explain_truncate_or_die - truncate a file and report errors
void explain_truncate_or_die(const char *pathname, long long length);
The explain_truncate_or_die function is used to call the truncate(2) system call. On failure an explanation will be printed to stderr, obtained from explain_truncate(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:
libexplain version 1.4
Copyright (C) 2008 Peter Miller