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authorJan-Marek Glogowski <glogow@fbihome.de>2020-11-16 11:31:54 +0100
committerJan-Marek Glogowski <glogow@fbihome.de>2020-11-17 12:22:03 +0100
commit53cb928b168f6ef4b5af431a336f2b17f2a40604 (patch)
treef0784fba5e18f08e4748b5cbfe5dbd9dd36c8261 /external
parent0c7ac93103f69373a7e7639f4cf3ad464c0b727e (diff)
firebird: fix Thread handle type on Windows
MSVC compiler complains about 'warning C4312: "reinterpret_cast": conversion from "unsigned long" to "HANDLE" of greater size'. Seems like an real error, if real_handle is too small to hold the full "HANDLE" value, returned by _beginthreadex. Upstream strangely just fixed in master, not B3_0_Release branch. Change-Id: I87ad263529e119f68da976245646bf8b69efd35a Reviewed-on: https://gerrit.libreoffice.org/c/core/+/105924 Tested-by: Jenkins Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com> Reviewed-by: Jan-Marek Glogowski <glogow@fbihome.de>
Diffstat (limited to 'external')
-rw-r--r--external/firebird/0001-Fix-warning-on-Win64-build-231.patch.137
-rw-r--r--external/firebird/UnpackedTarball_firebird.mk1
2 files changed, 38 insertions, 0 deletions
diff --git a/external/firebird/0001-Fix-warning-on-Win64-build-231.patch.1 b/external/firebird/0001-Fix-warning-on-Win64-build-231.patch.1
new file mode 100644
index 000000000000..0e21f9e27925
--- /dev/null
+++ b/external/firebird/0001-Fix-warning-on-Win64-build-231.patch.1
@@ -0,0 +1,37 @@
+From 60cb8e07b17ad8533d7d13f52435aa11e48f4659 Mon Sep 17 00:00:00 2001
+From: Dimitry Sibiryakov <sd@ibphoenix.com>
+Date: Tue, 12 Nov 2019 13:42:49 +0100
+Subject: [PATCH] Fix warning on Win64 build (#231)
+
+---
+ src/common/ThreadStart.cpp | 11 +++++++----
+ 1 file changed, 7 insertions(+), 4 deletions(-)
+
+diff --git a/src/common/ThreadStart.cpp b/src/common/ThreadStart.cpp
+index 184c93a32b..758056432f 100644
+--- a/src/common/ThreadStart.cpp
++++ b/src/common/ThreadStart.cpp
+@@ -309,13 +309,16 @@ Thread Thread::start(ThreadEntryPoint* routine, void* arg, int priority_arg, Han
+ * Advanced Windows by Richter pg. # 109. */
+
+ unsigned thread_id;
+- unsigned long real_handle =
+- _beginthreadex(NULL, 0, THREAD_ENTRYPOINT, THREAD_ARG, CREATE_SUSPENDED, &thread_id);
+- if (!real_handle)
++ HANDLE handle =
++ reinterpret_cast<HANDLE>(_beginthreadex(NULL, 0, THREAD_ENTRYPOINT, THREAD_ARG, CREATE_SUSPENDED, &thread_id));
++ if (!handle)
+ {
++ // Though MSDN says that _beginthreadex() returns error in errno,
++ // GetLastError() still works because RTL call no other system
++ // functions after CreateThread() in the case of error.
++ // Watch out if it is ever changed.
+ Firebird::system_call_failed::raise("_beginthreadex", GetLastError());
+ }
+- HANDLE handle = reinterpret_cast<HANDLE>(real_handle);
+
+ SetThreadPriority(handle, priority);
+
+--
+2.20.1
+
diff --git a/external/firebird/UnpackedTarball_firebird.mk b/external/firebird/UnpackedTarball_firebird.mk
index a3ee4bfe1835..a8507db387f1 100644
--- a/external/firebird/UnpackedTarball_firebird.mk
+++ b/external/firebird/UnpackedTarball_firebird.mk
@@ -36,6 +36,7 @@ $(eval $(call gb_UnpackedTarball_add_patches,firebird,\
external/firebird/asan.patch \
external/firebird/firebird-tdf125284.patch.1 \
external/firebird/0001-Make-comparison-operator-member-functions-const.patch.1 \
+ external/firebird/0001-Fix-warning-on-Win64-build-231.patch.1 \
))
ifeq ($(OS),WNT)