optionFindValue • man page

optionFindValue - find a hierarcicaly valued option instance

#include <your-opts.h>
cc [...] -o outfile infile.c -lopts [...]

const tOptionValue * optionFindValue(const tOptDesc * odesc, char const * name, char const * val);

This routine will find an entry in a nested value option or configurable. It will search through the list and return a matching entry.

a compound value structure

The returned result is NULL and errno is set:

EINVAL - the pOptValue does not point to a valid hierarchical option value.

ENOENT - no entry matched the given name. @end itemize