Marc Abramowitz » Nice little bash function for determining the meaning of error codes

4/21/2005

April 21st 2005 Posted to C++, Programming, UNIX, bash

err ()
{
    grep --recursive --color=auto --recursive -- "$@" /usr/include/*/errno.h
    if [ "${?}" != 0 ]; then
        echo "Not found."
    fi
}

Then you can do stuff like:

15:07 marca@shifter:~$ err 23
#define ENFILE          23              /* Too many open files in system */

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