Value: do { \
if ( ! (be)->cb || ! (be)->cb->method ) \
lwerror("Callback " # method " not registered by backend"); \
} while (0)
Definition at line 77 of file lwgeom_topo.c.
77 { \
78 if ( ! (be)->cb || ! (be)->cb->method ) \
79 lwerror("Callback " # method " not registered by backend"); \
80} while (0)