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-rw-r--r--debian/libmariadb-dev.install1
-rw-r--r--include/CMakeLists.txt3
-rw-r--r--include/my_alloca.h45
-rw-r--r--include/my_global.h8
-rw-r--r--include/my_sys.h14
-rw-r--r--include/mysql/service_encryption.h11
-rw-r--r--plugin/cracklib_password_check/cracklib_password_check.c2
-rw-r--r--plugin/handler_socket/handlersocket/hstcpsvr_worker.cpp5
-rw-r--r--plugin/handler_socket/libhsclient/allocator.hpp1
9 files changed, 58 insertions, 32 deletions
diff --git a/debian/libmariadb-dev.install b/debian/libmariadb-dev.install
index 1e52e2acfdc..a0737fee00c 100644
--- a/debian/libmariadb-dev.install
+++ b/debian/libmariadb-dev.install
@@ -14,6 +14,7 @@ usr/include/mariadb/mariadb_version.h
usr/include/mariadb/my_config.h
usr/include/mariadb/my_global.h
usr/include/mariadb/my_sys.h
+usr/include/mariadb/my_alloca.h
usr/include/mariadb/mysql.h
usr/include/mariadb/mysql/
usr/include/mariadb/mysql/client_plugin.h
diff --git a/include/CMakeLists.txt b/include/CMakeLists.txt
index 1024821e569..a82d1143649 100644
--- a/include/CMakeLists.txt
+++ b/include/CMakeLists.txt
@@ -37,6 +37,7 @@ SET(HEADERS
ma_dyncol.h
my_list.h
my_alloc.h
+ my_alloca.h
typelib.h
my_dbug.h
m_string.h
@@ -111,7 +112,9 @@ ${footer}
ENDMACRO()
INSTALL_COMPAT_HEADER(my_global.h "")
+INSTALL_COMPAT_HEADER(my_alloca.h "")
INSTALL_COMPAT_HEADER(my_config.h "")
+INSTALL_COMPAT_HEADER(my_alloca.h "")
INSTALL_COMPAT_HEADER(my_sys.h "")
INSTALL_COMPAT_HEADER(mysql_version.h "
#include <mariadb_version.h>
diff --git a/include/my_alloca.h b/include/my_alloca.h
new file mode 100644
index 00000000000..761c2adb890
--- /dev/null
+++ b/include/my_alloca.h
@@ -0,0 +1,45 @@
+/* Copyright (c) 2023, MariaDB Corporation.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; version 2 of the License.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
+
+#ifndef MY_ALLOCA_INCLUDED
+#define MY_ALLOCA_INCLUDED
+
+#ifdef _WIN32
+#include <malloc.h> /*for alloca*/
+/*
+ MSVC may define "alloca" when compiling in /Ze mode
+ (with extensions from Microsoft), but otherwise only
+ the _alloca function is defined:
+*/
+#ifndef alloca
+#define alloca _alloca
+#endif
+#else
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#endif
+#endif
+
+#if defined(HAVE_ALLOCA)
+/*
+ If the GCC/LLVM compiler from the MinGW is used,
+ alloca may not be defined when using the MSVC CRT:
+*/
+#if defined(__GNUC__) && !defined(HAVE_ALLOCA_H) && !defined(alloca)
+#define alloca __builtin_alloca
+#endif /* GNUC */
+#endif
+
+#endif /* MY_ALLOCA_INCLUDED */
diff --git a/include/my_global.h b/include/my_global.h
index 586b3f7c59c..d4097820639 100644
--- a/include/my_global.h
+++ b/include/my_global.h
@@ -318,13 +318,6 @@ C_MODE_END
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
-#if defined(__cplusplus) && defined(NO_CPLUSPLUS_ALLOCA)
-#undef HAVE_ALLOCA
-#undef HAVE_ALLOCA_H
-#endif
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#endif
#include <errno.h> /* Recommended by debian */
/* We need the following to go around a problem with openssl on solaris */
@@ -481,6 +474,7 @@ typedef unsigned short ushort;
#endif
#include <my_compiler.h>
+#include <my_alloca.h>
/*
Wen using the embedded library, users might run into link problems,
diff --git a/include/my_sys.h b/include/my_sys.h
index 0b851841f58..2a7cb32fe68 100644
--- a/include/my_sys.h
+++ b/include/my_sys.h
@@ -28,9 +28,7 @@ C_MODE_START
#include <m_ctype.h> /* for CHARSET_INFO */
#include <stdarg.h>
#include <typelib.h>
-#ifdef _WIN32
-#include <malloc.h> /*for alloca*/
-#endif
+#include <my_alloca.h>
#include <mysql/plugin.h>
#include <mysql/service_my_print_error.h>
@@ -185,16 +183,6 @@ my_bool my_test_if_atomic_write(File handle, int pagesize);
extern my_bool my_may_have_atomic_write;
#if defined(HAVE_ALLOCA) && !defined(HAVE_valgrind)
-#if defined(_AIX) && !defined(__GNUC__) && !defined(_AIX43)
-#pragma alloca
-#endif /* _AIX */
-#if defined(__MWERKS__)
-#undef alloca
-#define alloca _alloca
-#endif /* __MWERKS__ */
-#if defined(__GNUC__) && !defined(HAVE_ALLOCA_H) && ! defined(alloca)
-#define alloca __builtin_alloca
-#endif /* GNUC */
#define my_alloca(SZ) alloca((size_t) (SZ))
#define my_afree(PTR) ((void)0)
#define MAX_ALLOCA_SZ 4096
diff --git a/include/mysql/service_encryption.h b/include/mysql/service_encryption.h
index 69d205a27e8..280b9c69e35 100644
--- a/include/mysql/service_encryption.h
+++ b/include/mysql/service_encryption.h
@@ -24,22 +24,19 @@
*provider* (encryption plugin).
*/
-#ifdef __cplusplus
-extern "C" {
-#endif
-
#ifndef MYSQL_ABI_CHECK
+#include <my_alloca.h>
#ifdef _WIN32
-#include <malloc.h>
#ifndef __cplusplus
#define inline __inline
#endif
#else
#include <stdlib.h>
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
#endif
#endif
+
+#ifdef __cplusplus
+extern "C" {
#endif
/* returned from encryption_key_get_latest_version() */
diff --git a/plugin/cracklib_password_check/cracklib_password_check.c b/plugin/cracklib_password_check/cracklib_password_check.c
index 470e6e5280f..5a7c7f3f234 100644
--- a/plugin/cracklib_password_check/cracklib_password_check.c
+++ b/plugin/cracklib_password_check/cracklib_password_check.c
@@ -13,7 +13,7 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
-#include <my_global.h>
+#include <my_alloca.h>
#include <mysql/plugin_password_validation.h>
#include <crack.h>
#include <string.h>
diff --git a/plugin/handler_socket/handlersocket/hstcpsvr_worker.cpp b/plugin/handler_socket/handlersocket/hstcpsvr_worker.cpp
index 9863602af7a..f6bbe9004c2 100644
--- a/plugin/handler_socket/handlersocket/hstcpsvr_worker.cpp
+++ b/plugin/handler_socket/handlersocket/hstcpsvr_worker.cpp
@@ -6,7 +6,7 @@
* See COPYRIGHT.txt for details.
*/
-#include <my_global.h>
+#include <my_alloca.h>
#include <netinet/in.h>
#include <errno.h>
#include <poll.h>
@@ -17,9 +17,6 @@
#if __linux__
#include <sys/epoll.h>
#endif
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#endif
#include "hstcpsvr_worker.hpp"
#include "string_buffer.hpp"
diff --git a/plugin/handler_socket/libhsclient/allocator.hpp b/plugin/handler_socket/libhsclient/allocator.hpp
index dd3a28ba7bd..9df6a1ab752 100644
--- a/plugin/handler_socket/libhsclient/allocator.hpp
+++ b/plugin/handler_socket/libhsclient/allocator.hpp
@@ -11,6 +11,7 @@
#include <stdlib.h>
#include <string.h>
+#include <my_alloca.h>
#if 0
extern "C" {