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AK+Lagom: Make it possible to build for iOS

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This commit makes it possible to build AK and most of Lagom for iOS,
based on the work for the Ladybird build demoed on discord:
https://discord.com/channels/830522505605283862/830525031720943627/1211987732646068314
This commit is contained in:
Filiph Siitam Sandström 2024-02-27 14:32:29 +01:00 • committed by Andrew Kaster
parent 2dce453f11
commit fd694e8672
17 changed files with 44 additions and 31 deletions
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18
Userland/Libraries/LibCore/System.cpp
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@ -47,7 +47,7 @@ static int memfd_create(char const* name, unsigned int flags)
}
#endif
#if defined(AK_OS_MACOS)
#if defined(AK_OS_MACOS) || defined(AK_OS_IOS)
# include <mach-o/dyld.h>
# include <sys/mman.h>
#else
@ -140,7 +140,7 @@ static ErrorOr<Optional<struct group>> getgrent_impl(Span<char> buffer)
namespace Core::System {
#ifndef HOST_NAME_MAX
# ifdef AK_OS_MACOS
# if defined(AK_OS_MACOS) || defined(AK_OS_IOS)
# define HOST_NAME_MAX 255
# else
# define HOST_NAME_MAX 64
@ -399,7 +399,7 @@ ErrorOr<Optional<struct spwd>> getspnam(StringView name)
}
#endif
#if !defined(AK_OS_MACOS) && !defined(AK_OS_HAIKU)
#if !defined(AK_OS_MACOS) && !defined(AK_OS_IOS) && !defined(AK_OS_HAIKU)
ErrorOr<int> accept4(int sockfd, sockaddr* address, socklen_t* address_length, int flags)
{
auto fd = ::accept4(sockfd, address, address_length, flags);
@ -898,17 +898,19 @@ ErrorOr<Optional<struct group>> getgrnam(StringView name)
return Optional<struct group> {};
}
#if !defined(AK_OS_IOS)
ErrorOr<void> clock_settime(clockid_t clock_id, struct timespec* ts)
{
#ifdef AK_OS_SERENITY
# ifdef AK_OS_SERENITY
int rc = syscall(SC_clock_settime, clock_id, ts);
HANDLE_SYSCALL_RETURN_VALUE("clocksettime", rc, {});
#else
# else
if (::clock_settime(clock_id, ts) < 0)
return Error::from_syscall("clocksettime"sv, -errno);
return {};
#endif
# endif
}
#endif
static ALWAYS_INLINE ErrorOr<pid_t> posix_spawn_wrapper(StringView path, posix_spawn_file_actions_t const* file_actions, posix_spawnattr_t const* attr, char* const arguments[], char* const envp[], StringView function_name, decltype(::posix_spawn) spawn_function)
{
@ -1379,7 +1381,7 @@ ErrorOr<void> exec(StringView filename, ReadonlySpan<StringView> arguments, Sear
envp[environment->size()] = nullptr;
if (search_in_path == SearchInPath::Yes && !filename.contains('/')) {
# if defined(AK_OS_MACOS) || defined(AK_OS_FREEBSD) || defined(AK_OS_SOLARIS)
# if defined(AK_OS_MACOS) || defined(AK_OS_IOS) || defined(AK_OS_FREEBSD) || defined(AK_OS_SOLARIS)
// These BSDs don't support execvpe(), so we'll have to manually search the PATH.
ScopedValueRollback errno_rollback(errno);
@ -1782,7 +1784,7 @@ ErrorOr<ByteString> current_executable_path()
size_t len = sizeof(path);
if (sysctl(mib, 4, path, &len, nullptr, 0) < 0)
return Error::from_syscall("sysctl"sv, -errno);
#elif defined(AK_OS_MACOS)
#elif defined(AK_OS_MACOS) || defined(AK_OS_IOS)
u32 size = sizeof(path);
auto ret = _NSGetExecutablePath(path, &size);
if (ret != 0)