user: implement mlibc as the libc, finally.

It's finally done.. Signed-off-by: kaguya <vpshinomiya@protonmail.com>
2026-05-02 03:31:49 -04:00
parent 2fa39ad85a
commit 9a9b91c940
2387 changed files with 152741 additions and 315 deletions
@@ -0,0 +1,100 @@
+sysdep_supported_options = {
+	'posix': true,
+    'linux': false,
+    'glibc': true,
+    'bsd': true,
+}
+
+if not no_headers
+	install_headers(
+		'include/abi-bits/auxv.h',
+		'include/abi-bits/blkcnt_t.h',
+		'include/abi-bits/blksize_t.h',
+		'include/abi-bits/clockid_t.h',
+		'include/abi-bits/dev_t.h',
+		'include/abi-bits/errno.h',
+		'include/abi-bits/fcntl.h',
+		'include/abi-bits/gid_t.h',
+		'include/abi-bits/ino_t.h',
+		'include/abi-bits/limits.h',
+		'include/abi-bits/mode_t.h',
+		'include/abi-bits/nlink_t.h',
+		'include/abi-bits/pid_t.h',
+		'include/abi-bits/seek-whence.h',
+		'include/abi-bits/signal.h',
+		'include/abi-bits/stat.h',
+		'include/abi-bits/uid_t.h',
+		'include/abi-bits/vm-flags.h',
+		'include/abi-bits/wait.h',
+		'include/abi-bits/riscv-hwprobe.h',
+		'include/abi-bits/sigevent.h',
+		'include/abi-bits/sigval.h',
+		'include/abi-bits/sa_family_t.h',
+		'include/abi-bits/sockaddr_storage.h',
+		'include/abi-bits/sig-limits.h',
+		'include/abi-bits/suseconds_t.h',
+		'include/abi-bits/access.h',
+		'include/abi-bits/socklen_t.h',
+		'include/abi-bits/socket.h',
+		'include/abi-bits/poll.h',
+		'include/abi-bits/resource.h',
+		'include/abi-bits/in.h',
+		'include/abi-bits/rlim_t.h',
+		'include/abi-bits/utsname.h',
+		'include/abi-bits/fd_set.h',
+		'include/abi-bits/sem.h',
+		'include/abi-bits/time.h',
+		'include/abi-bits/ipc.h',
+		'include/abi-bits/statvfs.h',
+		'include/abi-bits/fsblkcnt_t.h',
+		'include/abi-bits/fsfilcnt_t.h',
+		'include/abi-bits/shm.h',
+		'include/abi-bits/termios.h',
+		'include/abi-bits/msg.h',
+		'include/abi-bits/mqueue.h',
+		'include/abi-bits/utmp-defines.h',
+		'include/abi-bits/utmpx.h',
+		subdir: 'abi-bits',
+		follow_symlinks: true
+	)
+endif
+
+if not headers_only
+	crtstuff = ['crt0']
+	if host_machine.cpu_family() in ['x86_64', 'aarch64', 'riscv64']
+		crtstuff += [
+			'crt1',
+			'crti',
+			'crtn'
+		]
+	endif
+	foreach crtthing : crtstuff
+		crtf = crtthing + '.S'
+		crt_src = files(host_machine.cpu_family() / 'crt-src' / crtf)
+		crt = custom_target(
+			crtthing,
+			build_by_default: true,
+			command: c_compiler.cmd_array() + ['-c', '-o', '@OUTPUT@', '@INPUT@'],
+			input: crt_src,
+			output: crtthing + '.o',
+			install: true,
+			install_dir: get_option('libdir')
+		)
+	endforeach
+
+endif
+
+rtld_sources += files(
+		'sysdeps.cpp',
+		'syscall.cpp',
+		'dso.c',
+)
+rtld_include_dirs += include_directories('include')
+
+libc_sources += files(
+		'entry.cpp',
+		'sysdeps.cpp',
+		'syscall.cpp',
+		'dso.c',
+)
+libc_include_dirs += include_directories('include')