Martin Storsjö pushed to branch master at VideoLAN / VLC


Commits:
48f6723f by Martin Storsjö at 2024-04-12T19:04:34+00:00
contrib: qt: Backport two patches, fixing the mingw pkg-config files

Previously, the pkg-config files contained a broken "-D_UNICODE>",
which caused build warnings on all Qt source files in VLC, like this:

    In file included from <built-in>:464:
    <command line>:16:17: warning: ISO C99 requires whitespace after the 
macro name [-Wc99-extensions]
       16 | #define _UNICODE> 1
          |                 ^

Backport a fix from upstream, getting rid of this. Also backport
another patch to add a missing include statement.

- - - - -


3 changed files:

- + contrib/src/qt/0002-QStringTokenizer-Add-a-missing-include.patch
- + contrib/src/qt/0003-CMake-Fix-a-misplaced-in-pkg-config-files.patch
- contrib/src/qt/rules.mak


Changes:

=====================================
contrib/src/qt/0002-QStringTokenizer-Add-a-missing-include.patch
=====================================
@@ -0,0 +1,38 @@
+From 55a7e34d7b4eeafb3465d9869920dc88dbc3a6e9 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Martin=20Storsj=C3=B6?= <mar...@martin.st>
+Date: Tue, 9 Apr 2024 14:03:29 +0300
+Subject: [PATCH 2/3] QStringTokenizer: Add a missing include
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+This header uses std::forward_iterator_tag, which requires including
+the <iterator> header.
+
+This fixes building with libc++ with
+_LIBCPP_REMOVE_TRANSITIVE_INCLUDES enabled.
+
+Pick-to: 6.7 6.5 6.2
+Change-Id: Id2ce97e158c87dab1efe30e54a93f0bc9351de5a
+Reviewed-by: Thiago Macieira <thiago.macie...@intel.com>
+Reviewed-by: Mårten Nordheim <marten.nordh...@qt.io>
+(cherry picked from commit aa896ca9f51252b6d01766e19a03e41bd49857f3)
+---
+ src/corelib/text/qstringtokenizer.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/corelib/text/qstringtokenizer.h 
b/src/corelib/text/qstringtokenizer.h
+index 2b679608f9..7a627b4508 100644
+--- a/src/corelib/text/qstringtokenizer.h
++++ b/src/corelib/text/qstringtokenizer.h
+@@ -5,6 +5,7 @@
+ 
+ #include <QtCore/qnamespace.h>
+ #include <QtCore/qcontainerfwd.h>
++#include <iterator>
+ 
+ QT_BEGIN_NAMESPACE
+ 
+-- 
+2.25.1
+


=====================================
contrib/src/qt/0003-CMake-Fix-a-misplaced-in-pkg-config-files.patch
=====================================
@@ -0,0 +1,57 @@
+From ba1059325eedba710d933fa0be4af1e6a4056aac Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Martin=20Storsj=C3=B6?= <mar...@martin.st>
+Date: Tue, 9 Apr 2024 15:38:02 +0300
+Subject: [PATCH 3/3] CMake: Fix a misplaced > in pkg-config files
+
+The Qt CMake routines for generating pkg-config files don't
+handle all sorts of generator expressions, see
+qt_internal_set_pkg_config_cpp_flags in QtPkgConfigHelpers.cmake
+which hardcodes handling of some specific expressions. In this
+case, they don't handle the semicolon within the generator
+expression expansion.
+
+For the UNICODE and _UNICODE defines, this means that the pkg-config
+file ends up containing "-D_UNICODE>" with the trailing ">". (The
+pkg-config generator tries to parse out the generator expressions,
+but the semicolon gets handled as a higher level separator, leaving
+the closing bracket ">" behind.)
+
+This issue only shows up for mingw targets, because pkg-config files
+aren't generated in MSVC style builds.
+
+Escape the semicolon as $<SEMICOLON> to make it not break the
+surrounding generator expression, as parsed by the pkg-config file
+generator.
+
+The generator expressions aren't fully correctly evaluated for the
+pkg-config files though; the UNICODE and _UNICODE defines don't
+end up in the resulting pkg-config file even though they're used
+during compilation (both before and after this change).
+
+Fixes: QTBUG-103019
+Co-authored-by: Martin Reboredo <yakoy...@gmail.com>
+Pick-to: 6.7 6.5 6.2
+Change-Id: Icdb380e3b42be2a47372a8ee2b61378a33c685f7
+Reviewed-by:  Alexey Edelev <alexey.ede...@qt.io>
+Reviewed-by: Li Xinwei <1326710...@qq.com>
+(cherry picked from commit f35b9530b9acf954f8741d0ee2b4b68fc90a4afc)
+---
+ cmake/QtFlagHandlingHelpers.cmake | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/cmake/QtFlagHandlingHelpers.cmake 
b/cmake/QtFlagHandlingHelpers.cmake
+index 91e1de8644..cdbaaacad4 100644
+--- a/cmake/QtFlagHandlingHelpers.cmake
++++ b/cmake/QtFlagHandlingHelpers.cmake
+@@ -365,7 +365,7 @@ function(qt_internal_enable_unicode_defines)
+         set(no_unicode_condition
+             "$<NOT:$<BOOL:$<TARGET_PROPERTY:QT_NO_UNICODE_DEFINES>>>")
+         target_compile_definitions(Platform
+-            INTERFACE "$<${no_unicode_condition}:UNICODE;_UNICODE>")
++            INTERFACE 
"$<${no_unicode_condition}:UNICODE$<SEMICOLON>_UNICODE>")
+     endif()
+ endfunction()
+ 
+-- 
+2.25.1
+


=====================================
contrib/src/qt/rules.mak
=====================================
@@ -52,6 +52,8 @@ qt: qtbase-everywhere-src-$(QTBASE_VERSION_FULL).tar.xz 
.sum-qt
        $(APPLY) $(SRC)/qt/0008-Try-to-satisfy-Windows-7-compatibility.patch
        $(APPLY) 
$(SRC)/qt/0001-disable-precompiled-headers-when-forcing-WINVER-inte.patch
        $(APPLY) $(SRC)/qt/0001-QTypeInfo-Add-a-missing-include.patch
+       $(APPLY) $(SRC)/qt/0002-QStringTokenizer-Add-a-missing-include.patch
+       $(APPLY) $(SRC)/qt/0003-CMake-Fix-a-misplaced-in-pkg-config-files.patch
        $(MOVE)
 
 QTBASE_CONFIG := -release



View it on GitLab: 
https://code.videolan.org/videolan/vlc/-/commit/48f6723f4177881340e84afff5bd8eeddb0fbf33

-- 
View it on GitLab: 
https://code.videolan.org/videolan/vlc/-/commit/48f6723f4177881340e84afff5bd8eeddb0fbf33
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