Add cc4group.isChild

1 files changed, 5 insertions, 1 deletions

diff --git a/src/cc4group.h b/src/cc4group.h
index 8de4616..732aa0c 100644
--- a/src/cc4group.h
+++ b/src/cc4group.h
@@ -29,7 +29,7 @@
 //    the directory separator used for all entry paths in cc4group is "/" _regardless of the platform_. yes, you better watch out Windows users!
 //    in contrast to paths names are only the the name of the entry itself, not the whole path
 //  - to free all resources used by the group when it is not needed anymore, call cc4group.delete with the group pointer and discard it afterwards (i.e. don't use it anymore)
-//  - all functions, except cc4group.new, cc4group.setLazy, cc4group.openAsChild, cc4group.delete, cc4group.setWarningCallback and cc4group.setTmpMemoryStrategy (where the latter three can't fail) follow the same scheme
+//  - all functions, except cc4group.new, cc4group.setLazy, cc4group.openAsChild, cc4group.isChild, cc4group.delete, cc4group.setWarningCallback and cc4group.setTmpMemoryStrategy (where the latter three can't fail) follow the same scheme
 //    all of them can fail, either caused by wrong arguments or by things outside of the applications control
 //    they all return _true_ if everything went well and _false_ if any error occured
 //    information about the error (incredibly useful for debugging or asking for help with problems) can be obtained by using one of the cc4group.getError* functions
@@ -430,6 +430,10 @@ typedef struct {
 	// cc4group.saveParent saves the top-most parent with cc4group.save in order to save the changes in the child to disk. this will also save modifications made inside the parent group...
 	// ...outside of this children
 	CC4Group* (*openAsChild)(CC4Group* const this, const char* const path);
+
+	// returns wether this group has been opend with cc4group.openAsChild
+	// NOTE: this function can't fail, thus the return value is the result value, not the success indication
+	bool (*isChild)(const CC4Group* const this);
 } const CC4Group_API;