fix build errors

latest version of libunwind fails to build due to error in src code

includes

cg_unlagged.c

Update rtcwpro-compile-18

fix to build on ubuntu 18

Author: IlJuniorlI

docker-scripts/dockerfiles/rtcwpro-compile-18

@@ -13,13 +13,18 @@ RUN dpkg --add-architecture i386 && \
     apt-get install -y wget libc6:i386 zip \
     unzip git gdb-multiarch gcc cmake perl curl gcc-multilib g++-multilib \
     autoconf libtool nasm mingw-w64 mingw-w64-tools g++ \
-    libgl-dev libsdl2-dev:i386 clang-tools-10 lld-10
+    libgl-dev libsdl2-dev:i386 lsb-release software-properties-common gnupg
 
-RUN ln -s /usr/bin/clang-10 /usr/bin/clang && \
-    ln -s /usr/bin/clang-cl-10 /usr/bin/clang-cl && \
-    ln -s /usr/bin/llvm-lib-10 /usr/bin/llvm-lib && \
-    ln -s /usr/bin/lld-link-10 /usr/bin/lld-link && \
-    ln -s /usr/bin/llvm-rc-10 /usr/bin/llvm-rc
+RUN wget -qO- https://apt.llvm.org/llvm.sh | bash -s -- 15
+
+RUN apt-get update && \
+    apt-get install -y clang-tools-15 lld-15
+
+RUN ln -s /usr/bin/clang-15 /usr/bin/clang && \
+    ln -s /usr/bin/clang-cl-15 /usr/bin/clang-cl && \
+    ln -s /usr/bin/llvm-lib-15 /usr/bin/llvm-lib && \
+    ln -s /usr/bin/lld-link-15 /usr/bin/lld-link && \
+    ln -s /usr/bin/llvm-rc-15 /usr/bin/llvm-rc
 
 RUN mkdir /output
 RUN chown compile:compile /output

fetch-dependencies.sh

@@ -95,7 +95,8 @@ cd $DEPS_ROOT
 
 LIBUNWIND_DIR=`pwd`/libunwind
 if [ ! -d "$LIBUNWIND_DIR" ]; then
-VER=$(curl --silent -qI https://github.com/libunwind/libunwind/releases/latest | awk -F '/' '/^location/ {print  substr($NF, 1, length($NF)-1)}');
+#VER=$(curl --silent -qI https://github.com/libunwind/libunwind/releases/latest | awk -F '/' '/^location/ {print  substr($NF, 1, length($NF)-1)}');
+VER="v1.8.1"
 wget https://api.github.com/repos/libunwind/libunwind/tarball/$VER
 tar xvfz $VER
 rm $VER

src/cgame/cgame.vcproj

@@ -782,6 +782,27 @@
 					/>
 				</FileConfiguration>
 			</File>
+			<File
+				RelativePath="cg_unlagged.c"
+				>
+				<FileConfiguration
+					Name="Debug|Win32"
+					>
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="0"
+						BrowseInformation="0"
+					/>
+				</FileConfiguration>
+				<FileConfiguration
+					Name="Release|Win32"
+					>
+					<Tool
+						Name="VCCLCompilerTool"
+						Optimization="2"
+					/>
+				</FileConfiguration>
+			</File>
 			<File
 				RelativePath="cg_view.c"
 				>

src/cgame/cgame.vcxproj

@@ -317,6 +317,11 @@ powershell cp """$(SolutionDir)Builds\$(Configuration)\$(ProjectName)\$(TargetNa
       <BrowseInformation Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</BrowseInformation>
       <Optimization Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">MaxSpeed</Optimization>
     </ClCompile>
+    <ClCompile Include="cg_unlagged.c">
+      <Optimization Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Disabled</Optimization>
+      <BrowseInformation Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</BrowseInformation>
+      <Optimization Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">MaxSpeed</Optimization>
+    </ClCompile>
     <ClCompile Include="cg_view.c">
       <Optimization Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Disabled</Optimization>
       <BrowseInformation Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</BrowseInformation>

src/cgame/cgame.vcxproj.filters

@@ -82,6 +82,9 @@
     <ClCompile Include="cg_trails.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="cg_unlagged.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="cg_view.c">
       <Filter>Source Files</Filter>
     </ClCompile>

src/unix/Conscript-cgame

@@ -61,6 +61,7 @@ $CG_FILESREF = \@CG_FILES_OUT;
   ../cgame/cg_spawn.c
   ../cgame/cg_syscalls.c
   ../cgame/cg_trails.c
+  ../cgame/cg_unlagged.c
   ../cgame/cg_view.c
   ../cgame/cg_weapons.c
   );