optionGetValue(3) Programmer's Manual optionGetValue(3) NAME optionGetValue - get a specific value from a hierarcical list SYNOPSIS #include <your-opts.h> cc [...] -o outfile infile.c -lopts [...] const tOptionValue * optionGetValue(const tOptionValue * pOptValue, char const * valueName); DESCRIPTION This routine will find an entry in a nested value option or config- urable. If "valueName" is NULL, then the first entry is returned. Otherwise, the first entry with a name that exactly matches the argu- ment will be returned. If there is no matching value, NULL is returned and errno is set to ENOENT. If the provided option value is not a hier- archical value, NULL is also returned and errno is set to EINVAL. pOptValue a hierarchcal value valueName name of value to get RETURN VALUE a compound value structure ERRORS 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 SEE ALSO The info documentation for the -lopts library. ao_string_tokenize(3), configFileLoad(3), optionFileLoad(3), option- FindNextValue(3), optionFindValue(3), optionFree(3), optionLoadLine(3), optionMemberList(3), optionNextValue(3), optionOnlyUsage(3), option- PrintVersion(3), optionPrintVersionAndReturn(3), optionProcess(3), op- tionRestore(3), optionSaveFile(3), optionSaveState(3), optionUnload- Nested(3), optionVersion(3), strequate(3), streqvcmp(3), streqvmap(3), strneqvcmp(3), strtransform(3), 2022-05-24 optionGetValue(3)
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