diff options
Diffstat (limited to 'resolv/resolv_context.h')
| -rw-r--r-- | resolv/resolv_context.h | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/resolv/resolv_context.h b/resolv/resolv_context.h index a4d9773..b111434 100644 --- a/resolv/resolv_context.h +++ b/resolv/resolv_context.h @@ -26,9 +26,7 @@ allocating a new context. This prevents unexpected reloading of the resolver configuration. Care is taken to keep the context in sync with the thread-local _res object. (This does not happen with - __resolv_context_get_override, and __resolv_context_get_no_inet6 may - also interpose another context object if RES_USE_INET6 needs to be - disabled.) + __resolv_context_get_override.) In contrast to struct __res_state, struct resolv_context is not affected by ABI compatibility concerns. @@ -62,8 +60,8 @@ struct resolv_context size_t __refcount; /* Count of reusages by the get functions. */ bool __from_res; /* True if created from _res. */ - /* If RES_USE_INET6 was disabled at this level, this field points to - the previous context. */ + /* Single-linked list of resolver contexts. Used for memory + deallocation on thread cancellation. */ struct resolv_context *__next; }; @@ -75,8 +73,7 @@ struct resolv_context *__resolv_context_get (void) libc_hidden_proto (__resolv_context_get) /* Deallocate the temporary resolver context. Converse of - __resolv_context_get. Restore the RES_USE_INET6 flag if necessary. - Do nothing if CTX is NULL. */ + __resolv_context_get. Do nothing if CTX is NULL. */ void __resolv_context_put (struct resolv_context *ctx); libc_hidden_proto (__resolv_context_put) |