[Libguestfs] [PATCH nbdkit v2 1/3] server: Add GET_CONN macro around threadlocal_get_conn ().

Since we're going to be calling this function a lot, add a short alias for setting 'struct connection *conn' within a function. --- server/internal.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/server/internal.h b/server/internal.h index a1fa7309..52c16a4e 100644 --- a/server/internal.h +++ b/server/internal.h @@ -494,6 +494,15 @@ extern void *threadlocal_buffer (size_t size); extern void threadlocal_set_conn (struct connection *conn); extern struct connection *threadlocal_get_conn (void); +/* Macro which sets local variable struct connection *conn from + * thread-local storage, asserting that it is non-NULL. If you want + * to check if conn could be NULL (eg. outside a connection context) + * then call threadlocal_get_conn instead. + */ +#define GET_CONN \ + struct connection *conn = threadlocal_get_conn (); \ + assert (conn != NULL) + /* Declare program_name. */ #if HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME == 1 #include <errno.h> -- 2.25.0