optionNextValue man page on Mageia
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optionNextValue(3) Programmer's Manual optionNextValue(3)
NAME
optionNextValue - get the next value from a hierarchical list
SYNOPSIS
#include <your-opts.h>
cc [...] -o outfile infile.c -lopts [...]
const tOptionValue* optionNextValue(const tOptionValue* pOptValue,
const tOptionValue* pOldValue);
DESCRIPTION
This routine will return the next entry after the entry passed in. At
the end of the list, NULL will be returned. If the entry is not found
on the list, NULL will be returned and "errno" will be set to EINVAL.
The "pOldValue" must have been gotten from a prior call to this routine
or to "opitonGetValue()".
pOptValue
a hierarchcal list value
pOldValue
a value from this list
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 or pOldValue does not point to a member of that option value.
ENOENT - the supplied pOldValue pointed to the last entry. @end item‐
ize
SEE ALSO
The info documentation for the -lopts library.
ao_string_tokenize(3), configFileLoad(3), optionFileLoad(3), option‐
FindNextValue(3), optionFindValue(3), optionFree(3), optionGetValue(3),
optionLoadLine(3), optionMemberList(3), optionOnlyUsage(3), optionPro‐
cess(3), optionRestore(3), optionSaveFile(3), optionSaveState(3),
optionUnloadNested(3), optionVersion(3), strequate(3), streqvcmp(3),
streqvmap(3), strneqvcmp(3), strtransform(3),
2013-10-21 optionNextValue(3)
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