- Implemented opendir, readdir, closedir, and related directory functions
- Added fcntl system call support with proper flag handling
- Integrated compiler-rt builtins for 128-bit integer operations
- Updated build system to fetch and compile compiler-rt dependencies
- Refactored ls command to use standard POSIX directory APIs
- Added directory file descriptor management in kernel
- Implemented getdents64
- Added Linux-compatible file metadata syscalls (stat, lstat, fstat, newfstatat)
- Implemented access control checks with faccessat and related flag definitions
- Added file persistence operations (fsync, fdatasync, truncate, ftruncate)
- Integrated clock syscalls (gettimeofday, clock_gettime, clock_getres)
- Added process identity queries (getpid, getppid, gettid, getuid, getgid)
- Changed exit mechanism from exit(60) to exit_group(231) for consistency
- Updated crt0.S with Linux x86-64 exit_group ABI compatibility
- Extended fcntl.h with AT_SYMLINK_NOFOLLOW and AT_EACCESS constants
- Added complete syscalls implementation in user/libc.c and runtime/posix.c
- Implemented kernel-side syscall handlers in process.c with proper validation
- Added systest utility to verify file metadata, persistence and identity calls
- Updated Makefile dependencies to track user header changes
- Enhanced README documentation for new
- Configure kernel-only paging with separate user virtual regions
- Add PHP Nano project compilation with link library support
- Implement aligned memory block management for Zend allocator
- Create reusable libtypephp-os.a platform archive for TypePHP userspace
- Add uname system call support and update user-space syscalls
- Increase QEMU memory allocation from 128M to 160M
- Add TNHELLO.ELF as full TypePHP + PHPX
- Add crt0.S assembly startup code for user mode entry point
- Create hello.php example application with basic system information output
- Add hello.yml build configuration for nano user mode executable
- Implement host.cc with system call interfaces and runtime initialization
- Add linker script for proper user mode memory layout
- Update Makefile with new user base addresses for shell and commands
- Implement posix.c with POSIX compatibility layer using system calls
- Update process.c with new user memory range constants and stack sizes
- Add syscall.S assembly wrapper for Linux system call interface
- Modify vm.c with expanded user address space mapping and cleanup
- Update vmfault.c with correct shell memory address reference
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