File 0215-erts-Add-noreturn-to-esock-abort.patch of Package erlang

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File 0215-erts-Add-noreturn-to-esock-abort.patch of Package erlang (Revision 5bfcaba6253c6d17475b8ba23b952738)

Currently displaying revision 5bfcaba6253c6d17475b8ba23b952738 , Show latest

From d04e89ea3f04002d408156b789983815c2f72a4d Mon Sep 17 00:00:00 2001
From: Lukas Larsson <lukas@erlang.org>
Date: Tue, 3 Nov 2020 08:57:45 +0100
Subject: [PATCH 05/11] erts: Add noreturn to esock abort

---
 erts/emulator/nifs/common/socket_int.h  | 22 ++++++++++++++++++++++
 erts/emulator/nifs/common/socket_util.c |  3 ++-
 erts/emulator/nifs/common/socket_util.h |  9 +++++----
 3 files changed, 29 insertions(+), 5 deletions(-)

diff --git a/erts/emulator/nifs/common/socket_int.h b/erts/emulator/nifs/common/socket_int.h
index 6fb25ee6a8..afe1b8e61a 100644
--- a/erts/emulator/nifs/common/socket_int.h
+++ b/erts/emulator/nifs/common/socket_int.h
@@ -66,6 +66,28 @@
 
 #endif
 
+/* Copied from sys.h
+ * In VC++, noreturn is a declspec that has to be before the types,
+ * but in GNUC it is an attribute to be placed between return type
+ * and function name, hence __decl_noreturn <types> __noreturn <function name>
+ *
+ * at some platforms (e.g. Android) __noreturn is defined at sys/cdef.h
+ */
+#if __GNUC__
+#  define __decl_noreturn
+#  ifndef __noreturn
+#     define __noreturn __attribute__((noreturn))
+#  endif
+#else
+#  if defined(__WIN32__) && defined(_MSC_VER)
+#    define __noreturn
+#    define __decl_noreturn __declspec(noreturn)
+#  else
+#    define __noreturn
+#    define __decl_noreturn
+#  endif
+#endif
+
 #include <erl_nif.h>
 
 /* The general purpose sockaddr */
diff --git a/erts/emulator/nifs/common/socket_util.c b/erts/emulator/nifs/common/socket_util.c
index ce879dbfb3..61ea615de8 100644
--- a/erts/emulator/nifs/common/socket_util.c
+++ b/erts/emulator/nifs/common/socket_util.c
@@ -1827,7 +1827,8 @@ size_t esock_strnlen(const char *s, size_t maxlen)
  *
  */
 extern
-void esock_abort(const char* expr,
+void __noreturn
+esock_abort(const char* expr,
                  const char* func,
                  const char* file,
                  int         line)
diff --git a/erts/emulator/nifs/common/socket_util.h b/erts/emulator/nifs/common/socket_util.h
index 3a0a84a8d8..8d35d3c06d 100644
--- a/erts/emulator/nifs/common/socket_util.h
+++ b/erts/emulator/nifs/common/socket_util.h
@@ -222,10 +222,11 @@ ERL_NIF_TERM esock_encode_level(ErlNifEnv* env, int level);
 extern
 size_t esock_strnlen(const char *s, size_t maxlen);
 extern
-void esock_abort(const char* expr,
-                 const char* func,
-                 const char* file,
-                 int         line);
+void __noreturn
+esock_abort(const char* expr,
+            const char* func,
+            const char* file,
+            int         line);
 
 extern
 ERL_NIF_TERM esock_self(ErlNifEnv* env);
-- 
2.26.2

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File 0215-erts-Add-noreturn-to-esock-abort.patch of Package erlang (Revision 5bfcaba6253c6d17475b8ba23b952738)

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