Everywhere: Add support for compilation under emscripten

Co-Authored-By: Andrew Kaster <akaster@serenityos.org>
This commit is contained in:
Ali Mohammad Pur 2022-11-20 06:53:14 +03:30 committed by Ali Mohammad Pur
parent 84502f53b5
commit 2110e7cf85
Notes: sideshowbarker 2024-07-17 04:05:42 +09:00
9 changed files with 50 additions and 16 deletions

View File

@ -19,6 +19,10 @@
# define AK_ARCH_AARCH64 1
#endif
#ifdef __wasm32__
# define AK_ARCH_WASM32 1
#endif
#if (defined(__SIZEOF_POINTER__) && __SIZEOF_POINTER__ == 8) || defined(_WIN64)
# define AK_ARCH_64_BIT
#else
@ -83,6 +87,10 @@
#endif
// clang-format on
#if defined(__EMSCRIPTEN__)
# define AK_OS_EMSCRIPTEN
#endif
#define ARCH(arch) (defined(AK_ARCH_##arch) && AK_ARCH_##arch)
#if ARCH(I386) || ARCH(X86_64)

View File

@ -68,7 +68,9 @@ StackInfo::StackInfo()
}
m_base = top_of_stack - m_size;
#else
VERIFY_NOT_REACHED();
# pragma message "StackInfo not supported on this platform! Recursion checks and stack scans may not work properly"
m_size = (size_t)~0;
m_base = 0;
#endif
m_top = m_base + m_size;

View File

@ -93,6 +93,12 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(CMAKE_INSTALL_MESSAGE NEVER)
if (EMSCRIPTEN)
set(CMAKE_EXECUTABLE_SUFFIX ".js")
add_compile_options(-gsource-map)
add_link_options(--emrun "SHELL:-s ALLOW_MEMORY_GROWTH")
endif()
if (ENABLE_ADDRESS_SANITIZER)
add_compile_options(-fsanitize=address -fno-omit-frame-pointer)
set(LINKER_FLAGS "${LINKER_FLAGS} -fsanitize=address")
@ -290,7 +296,7 @@ endif()
add_library(LibC INTERFACE)
add_library(LibCrypt INTERFACE)
add_library(LibSystem INTERFACE)
if (NOT APPLE AND NOT ANDROID AND NOT ${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
if (NOT APPLE AND NOT ANDROID AND NOT EMSCRIPTEN AND NOT ${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
target_link_libraries(LibCrypt INTERFACE crypt) # LibCore::Account uses crypt() but it's not in libcrypt on macOS
endif()
if (SERENITYOS)
@ -395,7 +401,7 @@ if (BUILD_LAGOM)
# FIXME: Excluding arm64 is a temporary hack to circumvent a build problem
# for Lagom on Apple M1
if (NOT CMAKE_SYSTEM_PROCESSOR MATCHES "arm64")
if (NOT CMAKE_SYSTEM_PROCESSOR MATCHES "arm64" AND NOT EMSCRIPTEN)
# FIXME: Create a LIBELF_SOURCES macro similar to AK
file(GLOB LIBELF_SOURCES CONFIGURE_DEPENDS "../../Userland/Libraries/LibELF/*.cpp")
# There's no way we can reliably make the dynamic loading classes cross platform
@ -446,12 +452,14 @@ if (BUILD_LAGOM)
target_link_libraries(TestJson LibCore)
# Lagom Utilities
add_executable(adjtime ../../Userland/Utilities/adjtime.cpp)
target_link_libraries(adjtime LibCore LibMain)
if (NOT EMSCRIPTEN)
add_executable(adjtime ../../Userland/Utilities/adjtime.cpp)
target_link_libraries(adjtime LibCore LibMain)
endif()
# FIXME: Excluding arm64 is a temporary hack to circumvent a build problem
# for Lagom on Apple M1
if (NOT CMAKE_SYSTEM_PROCESSOR MATCHES "arm64")
if (NOT CMAKE_SYSTEM_PROCESSOR MATCHES "arm64" AND NOT EMSCRIPTEN)
add_executable(disasm ../../Userland/Utilities/disasm.cpp)
target_link_libraries(disasm LibCore LibELF LibX86 LibMain)
endif()
@ -470,8 +478,10 @@ if (BUILD_LAGOM)
add_executable(markdown-check ../../Userland/Utilities/markdown-check.cpp)
target_link_libraries(markdown-check LibMarkdown LibMain)
add_executable(ntpquery ../../Userland/Utilities/ntpquery.cpp)
target_link_libraries(ntpquery LibCore LibMain)
if (NOT EMSCRIPTEN)
add_executable(ntpquery ../../Userland/Utilities/ntpquery.cpp)
target_link_libraries(ntpquery LibCore LibMain)
endif()
add_executable(test262-runner ../../Tests/LibJS/test262-runner.cpp)
target_link_libraries(test262-runner LibJS LibCore)

View File

@ -26,7 +26,7 @@
#include <signal.h>
#include <unistd.h>
#ifndef AK_OS_MACOS
#if !defined(AK_OS_MACOS) && !defined(AK_OS_EMSCRIPTEN)
// Only used to disable core dumps
# include <sys/prctl.h>
#endif
@ -560,7 +560,11 @@ void __assertion_failed(char const* assertion)
handle_failed_assert(assertion);
}
#else
# if AK_OS_EMSCRIPTEN
extern "C" __attribute__((__noreturn__)) void __assert_fail(char const* assertion, char const* file, int line, char const* function)
# else
extern "C" __attribute__((__noreturn__)) void __assert_fail(char const* assertion, char const* file, unsigned int line, char const* function)
# endif
{
auto full_message = String::formatted("{}:{}: {}: Assertion `{}' failed.", file, line, function, assertion);
handle_failed_assert(full_message.characters());
@ -588,7 +592,7 @@ int main(int argc, char** argv)
args_parser.add_option(disable_core_dumping, "Disable core dumping", "disable-core-dump", 0);
args_parser.parse(argc, argv);
#ifndef AK_OS_MACOS
#if !defined(AK_OS_MACOS) && !defined(AK_OS_EMSCRIPTEN)
if (disable_core_dumping && prctl(PR_SET_DUMPABLE, 0, 0) < 0) {
perror("prctl(PR_SET_DUMPABLE)");
return exit_wrong_arguments;

View File

@ -13,13 +13,21 @@ extern u8 const brotli_dictionary_data[];
asm(".const_data\n"
".globl _brotli_dictionary_data\n"
"_brotli_dictionary_data:\n");
#elif defined(AK_OS_EMSCRIPTEN)
asm(".section .data, \"\",@\n"
".global brotli_dictionary_data\n"
"brotli_dictionary_data:\n");
#else
asm(".section .rodata\n"
".global brotli_dictionary_data\n"
"brotli_dictionary_data:\n");
#endif
asm(".incbin \"LibCompress/BrotliDictionaryData.bin\"\n"
#if (!defined(AK_OS_WINDOWS) && !defined(AK_OS_EMSCRIPTEN))
".previous\n");
#else
);
#endif
namespace Compress {

View File

@ -34,7 +34,7 @@ set(SOURCES
UDPServer.cpp
Version.cpp
)
if (NOT ANDROID AND NOT WIN32)
if (NOT ANDROID AND NOT WIN32 AND NOT EMSCRIPTEN)
list(APPEND SOURCES
Account.cpp
FilePermissionsMask.cpp

View File

@ -44,7 +44,9 @@ MappedFile::MappedFile(void* ptr, size_t size)
MappedFile::~MappedFile()
{
MUST(Core::System::munmap(m_data, m_size));
auto res = Core::System::munmap(m_data, m_size);
if (res.is_error())
dbgln("Failed to unmap MappedFile (@ {:p}): {}", m_data, res.error());
}
}

View File

@ -20,7 +20,6 @@
#include <stdlib.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/ptrace.h>
#include <sys/time.h>
#include <termios.h>
#include <unistd.h>
@ -29,6 +28,7 @@
# include <LibCore/Account.h>
# include <LibSystem/syscall.h>
# include <serenity.h>
# include <sys/ptrace.h>
#endif
#if defined(AK_OS_LINUX) && !defined(MFD_CLOEXEC)
@ -319,7 +319,7 @@ ErrorOr<int> anon_create([[maybe_unused]] size_t size, [[maybe_unused]] int opti
TRY(close(fd));
return Error::from_errno(saved_errno);
}
#elif defined(AK_OS_MACOS)
#elif defined(AK_OS_MACOS) || defined(AK_OS_EMSCRIPTEN)
struct timespec time;
clock_gettime(CLOCK_REALTIME, &time);
auto name = String::formatted("/shm-{}{}", (unsigned long)time.tv_sec, (unsigned long)time.tv_nsec);

View File

@ -12,7 +12,7 @@
#include <sys/wait.h>
#include <unistd.h>
#ifndef AK_OS_MACOS
#if !defined(AK_OS_MACOS) && !defined(AK_OS_EMSCRIPTEN)
# include <sys/prctl.h>
#endif
@ -38,7 +38,7 @@ bool Crash::run(RunType run_type)
perror("fork");
VERIFY_NOT_REACHED();
} else if (pid == 0) {
#ifndef AK_OS_MACOS
#if !defined(AK_OS_MACOS) && !defined(AK_OS_EMSCRIPTEN)
if (prctl(PR_SET_DUMPABLE, 0, 0) < 0)
perror("prctl(PR_SET_DUMPABLE)");
#endif