Remove code for the sold linker

CMakeLists.txt

@@ -212,11 +212,6 @@ else()
   mold_add_tbb()
 endif()
 
-# Check if this is a commercial version of mold (a.k.a. "sold")
-if(EXISTS "${CMAKE_SOURCE_DIR}/LICENSE.md")
-  set(MOLD_IS_SOLD ON)
-endif()
-
 # We always use Clang to build mold on Windows. MSVC can't compile mold.
 if(WIN32)
   if(MSVC AND NOT CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
@@ -351,14 +346,6 @@ foreach (SOURCE IN LISTS MOLD_ELF_TEMPLATE_FILES)
   endforeach()
 endforeach()
 
-if(MOLD_IS_SOLD)
-  foreach (SOURCE IN LISTS MOLD_MACHO_TEMPLATE_FILES)
-    foreach(TARGET IN LISTS MOLD_MACHO_TARGETS)
-      mold_instantiate_templates(${SOURCE} ${TARGET})
-    endforeach()
-  endforeach()
-endif()
-
 # Add other non-template source files.
 target_sources(mold PRIVATE
   common/compress.cc
@@ -388,26 +375,9 @@ target_sources(mold PRIVATE
   third-party/rust-demangle/rust-demangle.c
   )
 
-if(MOLD_IS_SOLD)
-  target_sources(mold PRIVATE
-    macho/arch-arm64.cc
-    macho/arch-x86-64.cc
-    macho/yaml.cc
-    )
-endif()
-
 # Add frequently included header files for pre-compiling.
 # target_precompile_headers is supported by CMake 3.16.0 or newer.
 if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.16.0")
-  if(MOLD_IS_SOLD)
-    target_precompile_headers(mold PRIVATE
-      "$<$<COMPILE_LANGUAGE:CXX>:${CMAKE_SOURCE_DIR}/elf/mold.h>"
-      "$<$<COMPILE_LANGUAGE:CXX>:${CMAKE_SOURCE_DIR}/macho/mold.h>")
-  else()
-    target_precompile_headers(mold PRIVATE
-      "$<$<COMPILE_LANGUAGE:CXX>:${CMAKE_SOURCE_DIR}/elf/mold.h>")
-  endif()
-
   # ccache needs this flag along with `sloppiness = pch_defines,time_macros`
   # to enable caching
   target_compile_options(mold PRIVATE -fpch-preprocess)
@@ -424,22 +394,9 @@ if(BUILD_TESTING)
       BYPRODUCTS ld
       WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
       VERBATIM)
-
-    if(MOLD_IS_SOLD)
-      add_custom_command(
-        TARGET mold POST_BUILD
-        COMMAND ${CMAKE_COMMAND} -E create_symlink mold ld64
-        BYPRODUCTS ld64
-        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
-        VERBATIM)
-    endif()
   endif()
 
-  if(${APPLE})
-    if(MOLD_IS_SOLD)
-      add_subdirectory(test/macho)
-    endif()
-  elseif(${UNIX})
+  if(${UNIX})
     add_subdirectory(test/elf)
   endif()
 endif()
@@ -473,13 +430,4 @@ if(NOT CMAKE_SKIP_INSTALL_RULES)
     ${CMAKE_INSTALL_BINDIR}/ld.mold${CMAKE_EXECUTABLE_SUFFIX})
   mold_install_relative_symlink(${CMAKE_INSTALL_MANDIR}/man1/mold.1
     ${CMAKE_INSTALL_MANDIR}/man1/ld.mold.1)
-
-  if(MOLD_IS_SOLD)
-    mold_install_relative_symlink(${CMAKE_INSTALL_BINDIR}/mold
-      ${CMAKE_INSTALL_BINDIR}/ld64.mold)
-    mold_install_relative_symlink(${CMAKE_INSTALL_BINDIR}/mold
-      ${CMAKE_INSTALL_BINDIR}/ld.sold)
-    mold_install_relative_symlink(${CMAKE_INSTALL_BINDIR}/mold
-      ${CMAKE_INSTALL_BINDIR}/ld64.sold)
-  endif()
 endif()

common/config.h.in

@@ -1,3 +1,2 @@
 #define MOLD_VERSION "@mold_VERSION@"
 #define MOLD_LIBDIR "@CMAKE_INSTALL_FULL_LIBDIR@"
-#cmakedefine01 MOLD_IS_SOLD

common/main.cc

@@ -33,10 +33,10 @@ int main(int argc, char **argv);
 }
 
 static std::string get_mold_version() {
-  std::string name = MOLD_IS_SOLD ? "mold (sold) " : "mold ";
   if (mold_git_hash.empty())
-    return name + MOLD_VERSION + " (compatible with GNU ld)";
-  return name + MOLD_VERSION + " (" + mold_git_hash + "; compatible with GNU ld)";
+    return "mold "s + MOLD_VERSION + " (compatible with GNU ld)";
+  return "mold "s + MOLD_VERSION + " (" + mold_git_hash +
+         "; compatible with GNU ld)";
 }
 
 void cleanup() {
@@ -178,12 +178,5 @@ i64 get_default_thread_count() {
 
 int main(int argc, char **argv) {
   mold::mold_version = mold::get_mold_version();
-
-#if MOLD_IS_SOLD
-  std::string cmd = mold::filepath(argv[0]).filename().string();
-  if (cmd == "ld64" || cmd.starts_with("ld64."))
-    return mold::macho::main(argc, argv);
-#endif
-
   return mold::elf::main(argc, argv);
 }