Move LZMA SDK to 3rdparty subdirectory

Also add attribution document.

Task-number: QTIFW-2336
Change-Id: I91546bc6c3ace244e4b546b945f40b7d204f7463
Reviewed-by: Katja Marttila <katja.marttila@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/src/libs/3rdparty/7zip/7zip.pri b/src/libs/3rdparty/7zip/7zip.pri
new file mode 100644
index 000000000..26c052fc7
--- /dev/null
+++ b/src/libs/3rdparty/7zip/7zip.pri
@@ -0,0 +1,27 @@
+DEFINES += _UNICODE _NO_CRYPTO
+
+win32 {
+    7ZIP_BASE=$$PWD/win
+    INCLUDEPATH += $$7ZIP_BASE/C $$7ZIP_BASE/CPP
+    DEFINES += WIN_LONG_PATH _CRT_SECURE_NO_WARNINGS
+
+    QMAKE_CXXFLAGS_RELEASE -= -Zc:strictStrings
+    QMAKE_CXXFLAGS_RELEASE_WITH_DEBUGINFO -= -Zc:strictStrings
+}
+
+unix {
+    7ZIP_BASE=$$PWD/unix
+    INCLUDEPATH += \
+        $$7ZIP_BASE/C \
+        $$7ZIP_BASE/CPP \
+        $$7ZIP_BASE/CPP/myWindows \
+        $$7ZIP_BASE/CPP/include_windows
+
+    macx:DEFINES += ENV_MACOSX
+    DEFINES += _FILE_OFFSET_BITS=64 _LARGEFILE_SOURCE NDEBUG _REENTRANT ENV_UNIX UNICODE
+}
+
+unix|win32-g++* {
+    QMAKE_CFLAGS += -w
+    QMAKE_CXXFLAGS += -w
+}