build UPDATE use c99 standard instead of gnu99

GNU extensions are not mandatory for a long time now.

Author: michalvasko

CMakeLists.txt

@@ -76,7 +76,7 @@ set(LIBYANG_DEP_VERSION 2.1.19)
 set(LIBYANG_DEP_SOVERSION 2.28.0)
 set(LIBYANG_DEP_SOVERSION_MAJOR 2)
 
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -fvisibility=hidden -std=gnu99")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -fvisibility=hidden -std=c99")
 
 #
 # options

src/io.c

@@ -14,6 +14,7 @@
  */
 
 #define _GNU_SOURCE /* asprintf, signals */
+
 #include <assert.h>
 #include <errno.h>
 #include <inttypes.h>

src/log.c

@@ -13,6 +13,8 @@
  *     https://opensource.org/licenses/BSD-3-Clause
  */
 
+#define _GNU_SOURCE /* pthread_rwlock_t */
+
 #include <stdarg.h>
 #include <stdio.h>
 

src/messages_client.c

@@ -13,6 +13,8 @@
  *     https://opensource.org/licenses/BSD-3-Clause
  */
 
+#define _GNU_SOURCE /* pthread_rwlock_t, strdup */
+
 #include <assert.h>
 #include <ctype.h>
 #include <stdarg.h>

src/messages_server.c

@@ -13,6 +13,8 @@
  *     https://opensource.org/licenses/BSD-3-Clause
  */
 
+#define _GNU_SOURCE /* pthread_rwlock_t, strdup */
+
 #include <ctype.h>
 #include <inttypes.h>
 #include <stdarg.h>

src/session_client_tls.c

@@ -16,6 +16,8 @@
  *     https://opensource.org/licenses/BSD-3-Clause
  */
 
+#define _GNU_SOURCE /* pthread_rwlock_t, strdup */
+
 #include <assert.h>
 #include <errno.h>
 #include <string.h>

tests/client/test_client.c

@@ -1,3 +1,19 @@
+/**
+ * @file test_client.c
+ * @author David Sedlák <[email protected]>
+ * @brief client test
+ *
+ * Copyright (c) 2018 CESNET, z.s.p.o.
+ *
+ * This source code is licensed under BSD 3-Clause License (the "License").
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://opensource.org/licenses/BSD-3-Clause
+ */
+
+#define _GNU_SOURCE
+
 #include <errno.h>
 #include <setjmp.h>
 #include <stdio.h>

tests/client/test_client_messages.c

@@ -1,3 +1,19 @@
+/**
+ * @file test_client_messages.c
+ * @author David Sedlák <[email protected]>
+ * @brief client messages test
+ *
+ * Copyright (c) 2018 CESNET, z.s.p.o.
+ *
+ * This source code is licensed under BSD 3-Clause License (the "License").
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://opensource.org/licenses/BSD-3-Clause
+ */
+
+#define _GNU_SOURCE
+
 #include <errno.h>
 #include <setjmp.h>
 #include <stdio.h>

tests/client/test_client_ssh.c

@@ -1,3 +1,19 @@
+/**
+ * @file test_client_ssh.c
+ * @author David Sedlák <[email protected]>
+ * @brief client SSH test
+ *
+ * Copyright (c) 2018 CESNET, z.s.p.o.
+ *
+ * This source code is licensed under BSD 3-Clause License (the "License").
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://opensource.org/licenses/BSD-3-Clause
+ */
+
+#define _GNU_SOURCE
+
 #include <errno.h>
 #include <setjmp.h>
 #include <stdio.h>

tests/client/test_client_tls.c

@@ -1,3 +1,19 @@
+/**
+ * @file test_client_tls.c
+ * @author David Sedlák <[email protected]>
+ * @brief client TLS test
+ *
+ * Copyright (c) 2018 CESNET, z.s.p.o.
+ *
+ * This source code is licensed under BSD 3-Clause License (the "License").
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://opensource.org/licenses/BSD-3-Clause
+ */
+
+#define _GNU_SOURCE
+
 #include <errno.h>
 #include <setjmp.h>
 #include <stdio.h>