diff options
Diffstat (limited to 'src/include/taler_crypto_lib.h')
| -rw-r--r-- | src/include/taler_crypto_lib.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/include/taler_crypto_lib.h b/src/include/taler_crypto_lib.h index 631883f41..4fdda39e0 100644 --- a/src/include/taler_crypto_lib.h +++ b/src/include/taler_crypto_lib.h @@ -19,6 +19,10 @@ * @author Sree Harsha Totakura <sreeharsha@totakura.in> * @author Christian Grothoff <christian@grothoff.org> */ +#if ! defined (__TALER_UTIL_LIB_H_INSIDE__) +#error "Only <taler_util.h> can be included directly." +#endif + #ifndef TALER_CRYPTO_LIB_H #define TALER_CRYPTO_LIB_H |