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| dictModifyValue(3) | util/dict.h | dictModifyValue(3) |
NAME
dictModifyValue - create/modify an item.SYNOPSIS
#include <util/dict.h>
NEOERR *dictModifyValue(dictCtx dict, const char *id, dictNewValueCB new_cb,
dictUpdateValueCB update, void *rock);
ARGUMENTS
dict - dictionary to add pair to.id - identifier of value
new - function to call to create new value (may be NULL)
update - function to call to modify value (if NULL, the old
value is freed, and <new> is used)
rock - context to pass to <new> or <update>.
DESCRIPTION
Finds <id>'s value and calls <update>. If <id> is not in <dict>, calls <new> to obtain a new value.MT-Level: Safe if <dict> thread-safe.
RETURN VALUE
None.SEE ALSO
dictDestroy(3), dictCleanup(3), dictReleaseLock(3), dictRemove(3), dictNext(3), dictCreate(3), dictSetValue(3), dictModifyValue(3), dictSearch| 12 July 2007 | ClearSilver |
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