explain_putchar_or_die man page
explain_putchar_or_die — output of characters and report errors
void explain_putchar_or_die(int c);
The explain_putchar_or_die function is used to call the putchar(3) system call. On failure an explanation will be printed to stderr, obtained from explain_putchar(3), and then the process terminates by calling
This function is intended to be used in a fashion similar to the following example:
The c, exactly as to be passed to the putchar(3) system call.
This function only returns on success. On failure, prints an explanation and exits.
output of characters
explain putchar(3) errors
terminate the calling process
libexplain version 1.4
Copyright (C) 2008 Peter Miller