Fix __warn_unused_result__, add more of it and fix the resulting warnings.

[meshlink] / src / sptps.h

diff --git a/src/sptps.h b/src/sptps.h
index 66ac564a4a3d6bf6fbfc31d35f926c37af6cd71b..c91d3882b428d09ea5c4d4f9154941a83a0727ed 100644 (file)
--- a/src/sptps.h
+++ b/src/sptps.h
@@ -90,11 +90,11 @@ typedef struct sptps {
 extern void sptps_log_quiet(sptps_t *s, int s_errno, const char *format, va_list ap);
 extern void sptps_log_stderr(sptps_t *s, int s_errno, const char *format, va_list ap);
 extern void (*sptps_log)(sptps_t *s, int s_errno, const char *format, va_list ap);
-extern bool sptps_start(sptps_t *s, void *handle, bool initiator, bool datagram, ecdsa_t *mykey, ecdsa_t *hiskey, const char *label, size_t labellen, send_data_t send_data, receive_record_t receive_record);
+extern bool sptps_start(sptps_t *s, void *handle, bool initiator, bool datagram, ecdsa_t *mykey, ecdsa_t *hiskey, const char *label, size_t labellen, send_data_t send_data, receive_record_t receive_record) __attribute__((__warn_unused_result__));
 extern bool sptps_stop(sptps_t *s);
 extern bool sptps_send_record(sptps_t *s, uint8_t type, const void *data, uint16_t len);
-extern bool sptps_receive_data(sptps_t *s, const void *data, size_t len);
-extern bool sptps_force_kex(sptps_t *s);
-extern bool sptps_verify_datagram(sptps_t *s, const void *data, size_t len);
+extern bool sptps_receive_data(sptps_t *s, const void *data, size_t len) __attribute__((__warn_unused_result__));
+extern bool sptps_force_kex(sptps_t *s) __attribute__((__warn_unused_result__));
+extern bool sptps_verify_datagram(sptps_t *s, const void *data, size_t len) __attribute__((__warn_unused_result__));
 
 #endif