feat(userspace/libc): support for linux target

Signed-off-by: EnderIce2 <enderice2@protonmail.com>

Userspace/.vscode/c_cpp_properties.json

@@ -5,12 +5,16 @@
 			"includePath": [
 				"${workspaceFolder}/libc/include/**",
 				"${workspaceFolder}/coreutils/include/**",
-				"${workspaceFolder}/libs/include/**"
+				"${workspaceFolder}/libs/include/**",
+				"${workspaceFolder}/out/include/**"
 			],
 			"defines": [
 				"__debug_vscode__",
 				"DEBUG=\"1\""
 			],
+			"forcedInclude": [
+				"${workspaceFolder}/.vscode/preinclude.h"
+			],
 			"compilerPath": "${workspaceFolder}/../tools/cross/bin/x86_64-fennix-gcc",
 			"cStandard": "c17",
 			"cppStandard": "c++20",
@@ -47,12 +51,16 @@
 			"includePath": [
 				"${workspaceFolder}/libc/include/**",
 				"${workspaceFolder}/coreutils/include/**",
-				"${workspaceFolder}/libs/include/**"
+				"${workspaceFolder}/libs/include/**",
+				"${workspaceFolder}/out/include/**"
 			],
 			"defines": [
 				"__debug_vscode__",
 				"DEBUG=\"1\""
 			],
+			"forcedInclude": [
+				"${workspaceFolder}/.vscode/preinclude.h"
+			],
 			"compilerPath": "${workspaceFolder}/../tools/cross/bin/i386-fennix-gcc",
 			"cStandard": "c17",
 			"cppStandard": "c++20",
@@ -89,12 +97,16 @@
 			"includePath": [
 				"${workspaceFolder}/libc/include/**",
 				"${workspaceFolder}/coreutils/include/**",
-				"${workspaceFolder}/libs/include/**"
+				"${workspaceFolder}/libs/include/**",
+				"${workspaceFolder}/out/include/**"
 			],
 			"defines": [
 				"__debug_vscode__",
 				"DEBUG=\"1\""
 			],
+			"forcedInclude": [
+				"${workspaceFolder}/.vscode/preinclude.h"
+			],
 			"compilerPath": "${workspaceFolder}/../tools/cross/bin/arm-fennix-gcc",
 			"cStandard": "c17",
 			"cppStandard": "c++20",
@@ -111,12 +123,16 @@
 			"includePath": [
 				"${workspaceFolder}/libc/include/**",
 				"${workspaceFolder}/coreutils/include/**",
-				"${workspaceFolder}/libs/include/**"
+				"${workspaceFolder}/libs/include/**",
+				"${workspaceFolder}/out/include/**"
 			],
 			"defines": [
 				"__debug_vscode__",
 				"DEBUG=\"1\""
 			],
+			"forcedInclude": [
+				"${workspaceFolder}/.vscode/preinclude.h"
+			],
 			"compilerPath": "${workspaceFolder}/../tools/cross/bin/aarch64-fennix-gcc",
 			"cStandard": "c17",
 			"cppStandard": "c++20",

Userspace/.vscode/preinclude.h

@@ -6,3 +6,4 @@
 #undef __APPLE__
 #undef __clang__
 #define __vscode__ 1
+#define FENNIX_DYNAMIC_LOADER 1

Userspace/Makefile

@@ -79,3 +79,4 @@ clean:
 	touch cache/.gitkeep
 	make -C libs clean
 	make -C apps clean
+	make -C docker clean

Userspace/docker/.gitignore

@@ -0,0 +1,2 @@
+cache/*
+docker-root/*

Userspace/docker/Dockerfile

@@ -0,0 +1,3 @@
+FROM scratch
+ADD docker-root /
+CMD ["/bin/sh"]

Userspace/docker/Makefile

@@ -0,0 +1,68 @@
+export DOCKER_ROOT = $(CURDIR)/docker-root
+DOCKER_IMAGE_NAME = fennix-userspace
+
+export CMAKE_INSTALL_PREFIX := $(DOCKER_ROOT)
+export CMAKE_SYSROOT := $(DOCKER_ROOT)
+
+export LDFLAGS := --sysroot=$(DOCKER_ROOT) \
+	-ggdb3 -O0
+export CFLAGS := \
+	--sysroot=$(DOCKER_ROOT) \
+	-I$(DOCKER_ROOT)/include \
+	-DDEBUG -ggdb3 -O0 -fdiagnostics-color=always
+
+create_docker_out:
+	rm -rf cache
+	rm -rf $(DOCKER_ROOT)
+	mkdir -p $(DOCKER_ROOT)
+	mkdir -p $(DOCKER_ROOT)/bin
+	mkdir -p $(DOCKER_ROOT)/etc
+	mkdir -p $(DOCKER_ROOT)/lib
+	mkdir -p $(DOCKER_ROOT)/lib64
+	mkdir -p $(DOCKER_ROOT)/include/linux
+	mkdir -p $(DOCKER_ROOT)/usr/bin
+	mkdir -p $(DOCKER_ROOT)/usr/share/doc
+	mkdir -p $(DOCKER_ROOT)/usr/share/info
+	mkdir -p $(DOCKER_ROOT)/usr/include
+	mkdir -p $(DOCKER_ROOT)/usr/lib
+
+build_docker_coreutils:
+	mkdir -p cache/coreutils
+	cd cache/coreutils && \
+	cmake $(CURDIR)/../coreutils \
+	-DCMAKE_INSTALL_PREFIX:PATH=$(DOCKER_ROOT) \
+	-DCMAKE_SYSROOT=$(DOCKER_ROOT) \
+	-DCMAKE_C_STANDARD_INCLUDE_DIRECTORIES=$(DOCKER_ROOT)/include \
+	-DCMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES=$(DOCKER_ROOT)/include \
+	&& \
+	make -j$(shell nproc) && \
+	make install
+
+build_docker_libc:
+	mkdir -p cache/libc
+	cd cache/libc && \
+	cmake $(CURDIR)/../libc \
+	-DCMAKE_INSTALL_PREFIX=$(DOCKER_ROOT) \
+	-DCMAKE_SYSROOT=$(DOCKER_ROOT) \
+	-DCMAKE_INSTALL_INCLUDEDIR=include \
+	-DCMAKE_INSTALL_LIBDIR=lib \
+	-DCMAKE_INSTALL_BINDIR=bin && \
+	make -j$(shell nproc) && \
+	make install
+
+docker_image:
+	docker build -t $(DOCKER_IMAGE_NAME) -f Dockerfile .
+
+docker_run:
+	@echo "Running container..."
+	@docker run -it --name fennix-userspace-instance fennix-userspace:latest /bin/sh || true
+	@echo "\nExit code: $$(docker inspect fennix-userspace-instance --format='{{.State.ExitCode}}')"
+	@docker rm fennix-userspace-instance >/dev/null 2>&1
+
+docker: create_docker_out
+	$(MAKE) build_docker_libc
+	$(MAKE) build_docker_coreutils
+
+clean:
+	rm -rf cache
+	rm -rf $(DOCKER_ROOT)

Userspace/libc/CMakeLists.txt

@@ -5,22 +5,39 @@ project(FennixCLibrary VERSION 1.0.0)
 if(NOT DEFINED ENV{WORKSPACE_DIR})
   set(STANDALONE_BUILD ON)
   message(STATUS "Compiling standalone")
+
+  if(NOT DEFINED ENV{CMAKE_INSTALL_PREFIX})
     set(CMAKE_INSTALL_PREFIX "/usr")
+    message(STATUS "Using default install prefix: /usr")
+  else()
+    message(STATUS "Using custom install prefix: $ENV{CMAKE_INSTALL_PREFIX}")
+  endif()
+
 else()
   set(STANDALONE_BUILD OFF)
-  set(CMAKE_INSTALL_PREFIX "$ENV{WORKSPACE_DIR}/out")
   message(STATUS "Compiling within workspace")
+
+  if(NOT DEFINED ENV{CMAKE_INSTALL_PREFIX})
+    set(CMAKE_INSTALL_PREFIX "$ENV{WORKSPACE_DIR}/out")
+    message(STATUS "Using default install prefix: $ENV{WORKSPACE_DIR}/out")
+  else()
+    message(STATUS "Using custom install prefix: $ENV{CMAKE_INSTALL_PREFIX}")
+  endif()
+
   try_compile(
     WORKSPACE_TEST
     ${CMAKE_BINARY_DIR}
     ${CMAKE_SOURCE_DIR}/workspace_test.c
     CMAKE_FLAGS "-DCMAKE_C_COMPILER=$ENV{CC} -DCMAKE_CXX_COMPILER=$ENV{CXX} -DCMAKE_ASM_COMPILER=$ENV{AS} -DCMAKE_AR=$ENV{AR} -DCMAKE_LINKER=$ENV{LD}"
-    OUTPUT_VARIABLE OUTPUT)
+    OUTPUT_VARIABLE OUTPUT
+  )
+
   if(NOT WORKSPACE_TEST)
     message(FATAL_ERROR "Workspace test failed: ${OUTPUT}")
   else()
     message(STATUS "Workspace test passed")
   endif()
+
 endif()
 
 if(NOT DEFINED TARGET_OS)
@@ -102,3 +119,26 @@ install(DIRECTORY ${ABIS_PATH}/
   DESTINATION ${CMAKE_INSTALL_PREFIX}/include/
   FILES_MATCHING
   PATTERN "*")
+
+if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
+  install(CODE "execute_process(
+  COMMAND ${CMAKE_COMMAND} -E create_symlink 
+          /lib/ld.so 
+          \"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/lib/ld-linux-x86-64.so.2\"
+)")
+  install(CODE "execute_process(
+  COMMAND ${CMAKE_COMMAND} -E create_symlink 
+          /lib/ld.so 
+          \"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/lib64/ld-linux-x86-64.so.2\"
+)")
+  install(CODE "execute_process(
+  COMMAND ${CMAKE_COMMAND} -E create_symlink 
+          /lib/libc.so 
+          \"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/lib/libc.so.6\"
+)")
+  install(CODE "execute_process(
+  COMMAND ${CMAKE_COMMAND} -E create_symlink 
+          /lib/libc.so 
+          \"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/lib64/libc.so.6\"
+)")
+endif()

Userspace/libc/abis/fennix/generic/bits/signal.h

@@ -15,8 +15,8 @@
 	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
 */
 
-#ifndef __BITS_SIGNAL_H
+#ifndef _BITS_SIGNAL_H
-#define __BITS_SIGNAL_H
+#define _BITS_SIGNAL_H
 
 #include <bits/syscalls.h>
 
@@ -121,4 +121,4 @@
 
 typedef unsigned long sigset_t;
 
-#endif // __BITS_SIGNAL_H
+#endif // _BITS_SIGNAL_H

Userspace/libc/abis/fennix/generic/bits/socket.h

@@ -15,8 +15,8 @@
 	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
 */
 
-#ifndef __BITS_SOCKET_H
+#ifndef _BITS_SOCKET_H
-#define __BITS_SOCKET_H
+#define _BITS_SOCKET_H
 
 #define __socklen_t_defined
 typedef __UINT32_TYPE__ socklen_t;
@@ -31,4 +31,4 @@ struct sockaddr
 	char sa_data[14];
 };
 
-#endif // __BITS_SOCKET_H
+#endif // _BITS_SOCKET_H

Userspace/libc/abis/linux/x86_64/bits/errno.h

@@ -0,0 +1,159 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef _BITS_ERRNO_H
+#define _BITS_ERRNO_H
+
+#define EPERM 1
+#define ENOENT 2
+#define ESRCH 3
+#define EINTR 4
+#define EIO 5
+#define ENXIO 6
+#define E2BIG 7
+#define ENOEXEC 8
+#define EBADF 9
+#define ECHILD 10
+#define EAGAIN 11
+#define ENOMEM 12
+#define EACCES 13
+#define EFAULT 14
+#define ENOTBLK 15
+#define EBUSY 16
+#define EEXIST 17
+#define EXDEV 18
+#define ENODEV 19
+#define ENOTDIR 20
+#define EISDIR 21
+#define EINVAL 22
+#define ENFILE 23
+#define EMFILE 24
+#define ENOTTY 25
+#define ETXTBSY 26
+#define EFBIG 27
+#define ENOSPC 28
+#define ESPIPE 29
+#define EROFS 30
+#define EMLINK 31
+#define EPIPE 32
+#define EDOM 33
+#define ERANGE 34
+#define EDEADLK 35
+#define ENAMETOOLONG 36
+#define ENOLCK 37
+#define ENOSYS 38
+#define ENOTEMPTY 39
+#define ELOOP 40
+#define EWOULDBLOCK 41
+#define ENOMSG 42
+#define EIDRM 43
+#define ECHRNG 44
+#define EL2NSYNC 45
+#define EL3HLT 46
+#define EL3RST 47
+#define ELNRNG 48
+#define EUNATCH 49
+#define ENOCSI 50
+#define EL2HLT 51
+#define EBADE 52
+#define EBADR 53
+#define EXFULL 54
+#define ENOANO 55
+#define EBADRQC 56
+#define EBADSLT 57
+#define EDEADLOCK 58
+#define EBFONT 59
+#define ENOSTR 60
+#define ENODATA 61
+#define ETIME 62
+#define ENOSR 63
+#define ENONET 64
+#define ENOPKG 65
+#define EREMOTE 66
+#define ENOLINK 67
+#define EADV 68
+#define ESRMNT 69
+#define ECOMM 70
+#define EPROTO 71
+#define EMULTIHOP 72
+#define EDOTDOT 73
+#define EBADMSG 74
+#define EOVERFLOW 75
+#define ENOTUNIQ 76
+#define EBADFD 77
+#define EREMCHG 78
+#define ELIBACC 79
+#define ELIBBAD 80
+#define ELIBSCN 81
+#define ELIBMAX 82
+#define ELIBEXEC 83
+#define EILSEQ 84
+#define ERESTART 85
+#define ESTRPIPE 86
+#define EUSERS 87
+#define ENOTSOCK 88
+#define EDESTADDRREQ 89
+#define EMSGSIZE 90
+#define EPROTOTYPE 91
+#define ENOPROTOOPT 92
+#define EPROTONOSUPPORT 93
+#define ESOCKTNOSUPPORT 94
+#define EOPNOTSUPP 95
+#define EPFNOSUPPORT 96
+#define EAFNOSUPPORT 97
+#define EADDRINUSE 98
+#define EADDRNOTAVAIL 99
+#define ENETDOWN 100
+#define ENETUNREACH 101
+#define ENETRESET 102
+#define ECONNABORTED 103
+#define ECONNRESET 104
+#define ENOBUFS 105
+#define EISCONN 106
+#define ENOTCONN 107
+#define ESHUTDOWN 108
+#define ETOOMANYREFS 109
+#define ETIMEDOUT 110
+#define ECONNREFUSED 111
+#define EHOSTDOWN 112
+#define EHOSTUNREACH 113
+#define EALREADY 114
+#define EINPROGRESS 115
+#define ESTALE 116
+#define EUCLEAN 117
+#define ENOTNAM 118
+#define ENAVAIL 119
+#define EISNAM 120
+#define EREMOTEIO 121
+#define EDQUOT 122
+
+#define ENOMEDIUM 123
+#define EMEDIUMTYPE 124
+#define ECANCELED 125
+#define ENOKEY 126
+#define EKEYEXPIRED 127
+#define EKEYREVOKED 128
+#define EKEYREJECTED 129
+
+#define EOWNERDEAD 130
+#define ENOTRECOVERABLE 131
+#define ERFKILL 132
+#define EHWPOISON 133
+
+#define ENOTSUP EOPNOTSUPP
+
+#endif // _BITS_ERRNO_H

Userspace/libc/abis/linux/x86_64/bits/signal.h

@@ -0,0 +1,74 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef _BITS_SIGNAL_H
+#define _BITS_SIGNAL_H
+
+typedef unsigned long sigset_t;
+
+#define NSIG 32
+
+#define SIGHUP 1
+#define SIGINT 2
+#define SIGQUIT 3
+#define SIGILL 4
+#define SIGTRAP 5
+#define SIGABRT 6
+#define SIGIOT 6
+#define SIGBUS 7
+#define SIGFPE 8
+#define SIGKILL 9
+#define SIGUSR1 10
+#define SIGSEGV 11
+#define SIGUSR2 12
+#define SIGPIPE 13
+#define SIGALRM 14
+#define SIGTERM 15
+#define SIGSTKFLT 16
+#define SIGCHLD 17
+#define SIGCONT 18
+#define SIGSTOP 19
+#define SIGTSTP 20
+#define SIGTTIN 21
+#define SIGTTOU 22
+#define SIGURG 23
+#define SIGXCPU 24
+#define SIGXFSZ 25
+#define SIGVTALRM 26
+#define SIGPROF 27
+#define SIGWINCH 28
+#define SIGIO 29
+#define SIGPOLL SIGIO
+
+#define SIGLOST 29
+
+#define SIGPWR 30
+#define SIGSYS 31
+#define SIGUNUSED 31
+
+#define SIG_BLOCK 0
+#define SIG_UNBLOCK 1
+#define SIG_SETMASK 2
+
+typedef void __signalfn_t(int);
+typedef __signalfn_t *__sighandler_t;
+
+#define SIG_DFL ((__sighandler_t)0)
+#define SIG_IGN ((__sighandler_t)1)
+#define SIG_ERR ((__sighandler_t) - 1)
+
+#endif // _BITS_SIGNAL_H

Userspace/libc/abis/linux/x86_64/bits/socket.h

@@ -0,0 +1,34 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef _BITS_SOCKET_H
+#define _BITS_SOCKET_H
+
+#define __socklen_t_defined
+typedef __UINT32_TYPE__ socklen_t;
+
+#define __sa_family_t_defined
+typedef unsigned int sa_family_t;
+
+#define __sockaddr_defined
+struct sockaddr
+{
+	sa_family_t sa_family;
+	char sa_data[14];
+};
+
+#endif // _BITS_SOCKET_H

Userspace/libc/abis/linux/x86_64/bits/syscalls.h

@@ -0,0 +1,474 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef _BITS_SYSCALLS_H
+#define _BITS_SYSCALLS_H
+
+#pragma region Syscall Wrappers
+
+#define scarg __UINTPTR_TYPE__
+
+static inline scarg syscall0(scarg syscall)
+{
+	scarg ret;
+	__asm__ __volatile__("syscall"
+						 : "=a"(ret)
+						 : "a"(syscall)
+						 : "rcx", "r11", "memory");
+	return ret;
+}
+
+static inline scarg syscall1(scarg syscall, scarg arg1)
+{
+	scarg ret;
+	__asm__ __volatile__("syscall"
+						 : "=a"(ret)
+						 : "a"(syscall), "D"(arg1)
+						 : "rcx", "r11", "memory");
+	return ret;
+}
+
+static inline scarg syscall2(scarg syscall, scarg arg1, scarg arg2)
+{
+	scarg ret;
+	__asm__ __volatile__("syscall"
+						 : "=a"(ret)
+						 : "a"(syscall), "D"(arg1), "S"(arg2)
+						 : "rcx", "r11", "memory");
+	return ret;
+}
+
+static inline scarg syscall3(scarg syscall, scarg arg1, scarg arg2, scarg arg3)
+{
+	scarg ret;
+	__asm__ __volatile__("syscall"
+						 : "=a"(ret)
+						 : "a"(syscall), "D"(arg1), "S"(arg2), "d"(arg3)
+						 : "rcx", "r11", "memory");
+	return ret;
+}
+
+static inline scarg syscall4(scarg syscall, scarg arg1, scarg arg2, scarg arg3, scarg arg4)
+{
+	scarg ret;
+	register scarg r10 __asm__("r10") = arg4;
+	__asm__ __volatile__("syscall"
+						 : "=a"(ret)
+						 : "a"(syscall), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10)
+						 : "rcx", "r11", "memory");
+	return ret;
+}
+
+static inline scarg syscall5(scarg syscall, scarg arg1, scarg arg2, scarg arg3, scarg arg4, scarg arg5)
+{
+	scarg ret;
+	register scarg r10 __asm__("r10") = arg4;
+	register scarg r8 __asm__("r8") = arg5;
+	__asm__ __volatile__("syscall"
+						 : "=a"(ret)
+						 : "a"(syscall), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10), "r"(r8)
+						 : "rcx", "r11", "memory");
+	return ret;
+}
+
+static inline scarg syscall6(scarg syscall, scarg arg1, scarg arg2, scarg arg3, scarg arg4, scarg arg5, scarg arg6)
+{
+	scarg ret;
+	register scarg r10 __asm__("r10") = arg4;
+	register scarg r8 __asm__("r8") = arg5;
+	register scarg r9 __asm__("r9") = arg6;
+	__asm__ __volatile__("syscall"
+						 : "=a"(ret)
+						 : "a"(syscall), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10), "r"(r8), "r"(r9)
+						 : "rcx", "r11", "memory");
+	return ret;
+}
+
+#pragma endregion Syscall Wrappers
+
+#define sys_read 0
+#define sys_write 1
+#define sys_open 2
+#define sys_close 3
+#define sys_stat 4
+#define sys_fstat 5
+#define sys_lstat 6
+#define sys_poll 7
+#define sys_lseek 8
+#define sys_mmap 9
+#define sys_mprotect 10
+#define sys_munmap 11
+#define sys_brk 12
+#define sys_rt_sigaction 13
+#define sys_rt_sigprocmask 14
+#define sys_rt_sigreturn 15
+#define sys_ioctl 16
+#define sys_pread64 17
+#define sys_pwrite64 18
+#define sys_readv 19
+#define sys_writev 20
+#define sys_access 21
+#define sys_pipe 22
+#define sys_select 23
+#define sys_sched_yield 24
+#define sys_mremap 25
+#define sys_msync 26
+#define sys_mincore 27
+#define sys_madvise 28
+#define sys_shmget 29
+#define sys_shmat 30
+#define sys_shmctl 31
+#define sys_dup 32
+#define sys_dup2 33
+#define sys_pause 34
+#define sys_nanosleep 35
+#define sys_getitimer 36
+#define sys_alarm 37
+#define sys_setitimer 38
+#define sys_getpid 39
+#define sys_sendfile 40
+#define sys_socket 41
+#define sys_connect 42
+#define sys_accept 43
+#define sys_sendto 44
+#define sys_recvfrom 45
+#define sys_sendmsg 46
+#define sys_recvmsg 47
+#define sys_shutdown 48
+#define sys_bind 49
+#define sys_listen 50
+#define sys_getsockname 51
+#define sys_getpeername 52
+#define sys_socketpair 53
+#define sys_setsockopt 54
+#define sys_getsockopt 55
+#define sys_clone 56
+#define sys_fork 57
+#define sys_vfork 58
+#define sys_execve 59
+#define sys_exit 60
+#define sys_wait4 61
+#define sys_kill 62
+#define sys_uname 63
+#define sys_semget 64
+#define sys_semop 65
+#define sys_semctl 66
+#define sys_shmdt 67
+#define sys_msgget 68
+#define sys_msgsnd 69
+#define sys_msgrcv 70
+#define sys_msgctl 71
+#define sys_fcntl 72
+#define sys_flock 73
+#define sys_fsync 74
+#define sys_fdatasync 75
+#define sys_truncate 76
+#define sys_ftruncate 77
+#define sys_getdents 78
+#define sys_getcwd 79
+#define sys_chdir 80
+#define sys_fchdir 81
+#define sys_rename 82
+#define sys_mkdir 83
+#define sys_rmdir 84
+#define sys_creat 85
+#define sys_link 86
+#define sys_unlink 87
+#define sys_symlink 88
+#define sys_readlink 89
+#define sys_chmod 90
+#define sys_fchmod 91
+#define sys_chown 92
+#define sys_fchown 93
+#define sys_lchown 94
+#define sys_umask 95
+#define sys_gettimeofday 96
+#define sys_getrlimit 97
+#define sys_getrusage 98
+#define sys_sysinfo 99
+#define sys_times 100
+#define sys_ptrace 101
+#define sys_getuid 102
+#define sys_syslog 103
+#define sys_getgid 104
+#define sys_setuid 105
+#define sys_setgid 106
+#define sys_geteuid 107
+#define sys_getegid 108
+#define sys_setpgid 109
+#define sys_getppid 110
+#define sys_getpgrp 111
+#define sys_setsid 112
+#define sys_setreuid 113
+#define sys_setregid 114
+#define sys_getgroups 115
+#define sys_setgroups 116
+#define sys_setresuid 117
+#define sys_getresuid 118
+#define sys_setresgid 119
+#define sys_getresgid 120
+#define sys_getpgid 121
+#define sys_setfsuid 122
+#define sys_setfsgid 123
+#define sys_getsid 124
+#define sys_capget 125
+#define sys_capset 126
+#define sys_rt_sigpending 127
+#define sys_rt_sigtimedwait 128
+#define sys_rt_sigqueueinfo 129
+#define sys_rt_sigsuspend 130
+#define sys_sigaltstack 131
+#define sys_utime 132
+#define sys_mknod 133
+#define sys_uselib 134
+#define sys_personality 135
+#define sys_ustat 136
+#define sys_statfs 137
+#define sys_fstatfs 138
+#define sys_sysfs 139
+#define sys_getpriority 140
+#define sys_setpriority 141
+#define sys_sched_setparam 142
+#define sys_sched_getparam 143
+#define sys_sched_setscheduler 144
+#define sys_sched_getscheduler 145
+#define sys_sched_get_priority_max 146
+#define sys_sched_get_priority_min 147
+#define sys_sched_rr_get_interval 148
+#define sys_mlock 149
+#define sys_munlock 150
+#define sys_mlockall 151
+#define sys_munlockall 152
+#define sys_vhangup 153
+#define sys_modify_ldt 154
+#define sys_pivot_root 155
+#define sys__sysctl 156
+#define sys_prctl 157
+#define sys_arch_prctl 158
+#define sys_adjtimex 159
+#define sys_setrlimit 160
+#define sys_chroot 161
+#define sys_sync 162
+#define sys_acct 163
+#define sys_settimeofday 164
+#define sys_mount 165
+#define sys_umount2 166
+#define sys_swapon 167
+#define sys_swapoff 168
+#define sys_reboot 169
+#define sys_sethostname 170
+#define sys_setdomainname 171
+#define sys_iopl 172
+#define sys_ioperm 173
+#define sys_create_module 174
+#define sys_init_module 175
+#define sys_delete_module 176
+#define sys_get_kernel_syms 177
+#define sys_query_module 178
+#define sys_quotactl 179
+#define sys_nfsservctl 180
+#define sys_getpmsg 181
+#define sys_putpmsg 182
+#define sys_afs_syscall 183
+#define sys_tuxcall 184
+#define sys_security 185
+#define sys_gettid 186
+#define sys_readahead 187
+#define sys_setxattr 188
+#define sys_lsetxattr 189
+#define sys_fsetxattr 190
+#define sys_getxattr 191
+#define sys_lgetxattr 192
+#define sys_fgetxattr 193
+#define sys_listxattr 194
+#define sys_llistxattr 195
+#define sys_flistxattr 196
+#define sys_removexattr 197
+#define sys_lremovexattr 198
+#define sys_fremovexattr 199
+#define sys_tkill 200
+#define sys_time 201
+#define sys_futex 202
+#define sys_sched_setaffinity 203
+#define sys_sched_getaffinity 204
+#define sys_set_thread_area 205
+#define sys_io_setup 206
+#define sys_io_destroy 207
+#define sys_io_getevents 208
+#define sys_io_submit 209
+#define sys_io_cancel 210
+#define sys_get_thread_area 211
+#define sys_lookup_dcookie 212
+#define sys_epoll_create 213
+#define sys_epoll_ctl_old 214
+#define sys_epoll_wait_old 215
+#define sys_remap_file_pages 216
+#define sys_getdents64 217
+#define sys_set_tid_address 218
+#define sys_restart_syscall 219
+#define sys_semtimedop 220
+#define sys_fadvise64 221
+#define sys_timer_create 222
+#define sys_timer_settime 223
+#define sys_timer_gettime 224
+#define sys_timer_getoverrun 225
+#define sys_timer_delete 226
+#define sys_clock_settime 227
+#define sys_clock_gettime 228
+#define sys_clock_getres 229
+#define sys_clock_nanosleep 230
+#define sys_exit_group 231
+#define sys_epoll_wait 232
+#define sys_epoll_ctl 233
+#define sys_tgkill 234
+#define sys_utimes 235
+#define sys_vserver 236
+#define sys_mbind 237
+#define sys_set_mempolicy 238
+#define sys_get_mempolicy 239
+#define sys_mq_open 240
+#define sys_mq_unlink 241
+#define sys_mq_timedsend 242
+#define sys_mq_timedreceive 243
+#define sys_mq_notify 244
+#define sys_mq_getsetattr 245
+#define sys_kexec_load 246
+#define sys_waitid 247
+#define sys_add_key 248
+#define sys_request_key 249
+#define sys_keyctl 250
+#define sys_ioprio_set 251
+#define sys_ioprio_get 252
+#define sys_inotify_init 253
+#define sys_inotify_add_watch 254
+#define sys_inotify_rm_watch 255
+#define sys_migrate_pages 256
+#define sys_openat 257
+#define sys_mkdirat 258
+#define sys_mknodat 259
+#define sys_fchownat 260
+#define sys_futimesat 261
+#define sys_newfstatat 262
+#define sys_unlinkat 263
+#define sys_renameat 264
+#define sys_linkat 265
+#define sys_symlinkat 266
+#define sys_readlinkat 267
+#define sys_fchmodat 268
+#define sys_faccessat 269
+#define sys_pselect6 270
+#define sys_ppoll 271
+#define sys_unshare 272
+#define sys_set_robust_list 273
+#define sys_get_robust_list 274
+#define sys_splice 275
+#define sys_tee 276
+#define sys_sync_file_range 277
+#define sys_vmsplice 278
+#define sys_move_pages 279
+#define sys_utimensat 280
+#define sys_epoll_pwait 281
+#define sys_signalfd 282
+#define sys_timerfd_create 283
+#define sys_eventfd 284
+#define sys_fallocate 285
+#define sys_timerfd_settime 286
+#define sys_timerfd_gettime 287
+#define sys_accept4 288
+#define sys_signalfd4 289
+#define sys_eventfd2 290
+#define sys_epoll_create1 291
+#define sys_dup3 292
+#define sys_pipe2 293
+#define sys_inotify_init1 294
+#define sys_preadv 295
+#define sys_pwritev 296
+#define sys_rt_tgsigqueueinfo 297
+#define sys_perf_event_open 298
+#define sys_recvmmsg 299
+#define sys_fanotify_init 300
+#define sys_fanotify_mark 301
+#define sys_prlimit64 302
+#define sys_name_to_handle_at 303
+#define sys_open_by_handle_at 304
+#define sys_clock_adjtime 305
+#define sys_syncfs 306
+#define sys_sendmmsg 307
+#define sys_setns 308
+#define sys_getcpu 309
+#define sys_process_vm_readv 310
+#define sys_process_vm_writev 311
+#define sys_kcmp 312
+#define sys_finit_module 313
+#define sys_sched_setattr 314
+#define sys_sched_getattr 315
+#define sys_renameat2 316
+#define sys_seccomp 317
+#define sys_getrandom 318
+#define sys_memfd_create 319
+#define sys_kexec_file_load 320
+#define sys_bpf 321
+#define sys_execveat 322
+#define sys_userfaultfd 323
+#define sys_membarrier 324
+#define sys_mlock2 325
+#define sys_copy_file_range 326
+#define sys_preadv2 327
+#define sys_pwritev2 328
+#define sys_pkey_mprotect 329
+#define sys_pkey_alloc 330
+#define sys_pkey_free 331
+#define sys_statx 332
+#define sys_io_pgetevents 333
+#define sys_rseq 334
+#define sys_pidfd_send_signal 424
+#define sys_io_uring_setup 425
+#define sys_io_uring_enter 426
+#define sys_io_uring_register 427
+#define sys_open_tree 428
+#define sys_move_mount 429
+#define sys_fsopen 430
+#define sys_fsconfig 431
+#define sys_fsmount 432
+#define sys_fspick 433
+#define sys_pidfd_open 434
+#define sys_clone3 435
+#define sys_close_range 436
+#define sys_openat2 437
+#define sys_pidfd_getfd 438
+#define sys_faccessat2 439
+#define sys_process_madvise 440
+#define sys_epoll_pwait2 441
+#define sys_mount_setattr 442
+#define sys_quotactl_fd 443
+#define sys_landlock_create_ruleset 444
+#define sys_landlock_add_rule 445
+#define sys_landlock_restrict_self 446
+#define sys_memfd_secret 447
+#define sys_process_mrelease 448
+
+struct kutsname
+{
+	char sysname[65];
+	char nodename[65];
+	char release[65];
+	char version[65];
+	char machine[65];
+	char domainname[65];
+};
+
+#endif // _BITS_SYSCALLS_H

Userspace/libc/include/math.h

@@ -287,6 +287,10 @@ typedef long double double_t;
 	double y1(double x);
 	double yn(int n, double x);
 
+	void sincos(double x, double *s, double *c);
+	void sincosf(float x, float *s, float *c);
+	void sincosl(long double x, long double *s, long double *c);
+
 #ifdef __cplusplus
 }
 #endif // __cplusplus

Userspace/libc/include/sys/stat.h

@@ -42,14 +42,14 @@ extern "C"
 		blkcnt_t st_blocks;		 /* Number of blocks allocated for this object. */
 	};
 
-#define S_IFMT
+#define S_IFMT 0170000
-#define S_IFBLK
+#define S_IFBLK 0060000
-#define S_IFCHR
+#define S_IFCHR 0020000
-#define S_IFIFO
+#define S_IFIFO 0010000
-#define S_IFREG
+#define S_IFREG 0100000
-#define S_IFDIR
+#define S_IFDIR 0040000
-#define S_IFLNK
+#define S_IFLNK 0120000
-#define S_IFSOCK
+#define S_IFSOCK 0140000
 
 #define S_IRWXU 0700
 #define S_IRUSR 0400
@@ -68,21 +68,21 @@ extern "C"
 #define S_ISGID 02000
 #define S_ISVTX 01000
 
-#define S_ISBLK(m)
+#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
-#define S_ISCHR(m)
+#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
-#define S_ISDIR(m)
+#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
-#define S_ISFIFO(m)
+#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
-#define S_ISREG(m)
+#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
-#define S_ISLNK(m)
+#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
-#define S_ISSOCK(m)
+#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
 
-#define S_TYPEISMQ(buf)
+#define S_TYPEISMQ(buf) 0
-#define S_TYPEISSEM(buf)
+#define S_TYPEISSEM(buf) 0
-#define S_TYPEISSHM(buf)
+#define S_TYPEISSHM(buf) 0
-#define S_TYPEISTMO(buf)
+#define S_TYPEISTMO(buf) 0
 
-#define UTIME_NOW
+#define UTIME_NOW 0x3fffffff
-#define UTIME_OMIT
+#define UTIME_OMIT 0x3ffffffe
 
 	int chmod(const char *, mode_t);
 	int fchmod(int, mode_t);

Userspace/libc/runtime/fennix/amd64/crt1.c

@@ -1,18 +1,18 @@
 /*
-	This file is part of Fennix Userspace.
+	This file is part of Fennix C Library.
 
-	Fennix Userspace is free software: you can redistribute it and/or
+	Fennix C Library is free software: you can redistribute it and/or
 	modify it under the terms of the GNU General Public License as
 	published by the Free Software Foundation, either version 3 of
 	the License, or (at your option) any later version.
 
-	Fennix Userspace is distributed in the hope that it will be useful,
+	Fennix C Library is distributed in the hope that it will be useful,
 	but WITHOUT ANY WARRANTY; without even the implied warranty of
 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 	GNU General Public License for more details.
 
 	You should have received a copy of the GNU General Public License
-	along with Fennix Userspace. If not, see <https://www.gnu.org/licenses/>.
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
 */
 
 typedef void (*fct)(void);
@@ -39,7 +39,6 @@ void __crt_fini_array(void)
 
 __attribute__((naked, used, no_stack_protector, section(".text"))) void _start()
 {
-#if defined(__amd64__)
 	asm("xor %rbp, %rbp\n"
 		"andq $-16, %rsp\n"
 		"movq %rsp, %rbp\n"
@@ -67,15 +66,6 @@ __attribute__((naked, used, no_stack_protector, section(".text"))) void _start()
 
 		"movl %eax, %edi\n"
 		"call _exit\n");
-#elif defined(__i386__)
-#warning "i386 _start not implemented"
-#elif defined(__arm__)
-#warning "arm _start not implemented"
-#elif defined(__aarch64__)
-#warning "aarch64 _start not implemented"
-#else
-#error "Unsupported architecture"
-#endif
 }
 
 /* These are declared in GNU ld */

Userspace/libc/runtime/linux/x86_64/Scrt1.c

@@ -0,0 +1 @@
+#include "crt1.c"

Userspace/libc/runtime/linux/x86_64/crt1.c

@@ -0,0 +1,101 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+typedef void (*fct)(void);
+#define asm __asm__ __volatile__
+
+extern void (*__preinit_array_start[])(void) __attribute__((weak));
+extern void (*__preinit_array_end[])(void) __attribute__((weak));
+extern void (*__init_array_start[])(void) __attribute__((weak));
+extern void (*__init_array_end[])(void) __attribute__((weak));
+extern void (*__fini_array_start[])(void) __attribute__((weak));
+extern void (*__fini_array_end[])(void) __attribute__((weak));
+
+void __crt_init_array(void)
+{
+	for (fct *func = __init_array_start; func != __init_array_end; func++)
+		(*func)();
+}
+
+void __crt_fini_array(void)
+{
+	for (fct *func = __fini_array_start; func != __fini_array_end; func++)
+		(*func)();
+}
+
+__attribute__((naked, used, no_stack_protector, section(".text"))) void _start()
+{
+	asm("xor %rbp, %rbp\n"
+		"andq $-16, %rsp\n"
+		"movq %rsp, %rbp\n"
+
+		"movq %rdx, %rax\n"
+		"pushq %rcx\n"
+		"pushq %rdx\n"
+		"pushq %rsi\n"
+		"pushq %rdi\n"
+		"movq %rax, %rdi\n"
+
+		"call __libc_init\n"
+		"call __crt_init_array\n"
+
+		"popq %rdi\n"
+		"popq %rsi\n"
+		"popq %rdx\n"
+		"popq %rcx\n"
+
+		"call main\n"
+
+		"pushq %rax\n"
+		"call __crt_fini_array\n"
+		"popq %rax\n"
+
+		"movl %eax, %edi\n"
+		"call _exit\n");
+}
+
+/* These are declared in GNU ld */
+enum
+{
+	NT_FNX_ABI_TAG = 1,
+	NT_FNX_VERSION = 2,
+	NT_FNX_BUILD_ID = 3,
+	NT_FNX_ARCH = 4
+};
+
+typedef struct Elf_Nhdr
+{
+	__UINT32_TYPE__ n_namesz;
+	__UINT32_TYPE__ n_descsz;
+	__UINT32_TYPE__ n_type;
+	char n_name[];
+} __attribute__((packed)) Elf_Nhdr;
+
+const struct
+{
+	Elf_Nhdr header;
+	char name[4];
+	__UINT32_TYPE__ desc[4];
+} __abi_tag __attribute__((aligned(4), section(".note.ABI-tag"))) = {
+	.header = {
+		.n_namesz = 4,							 /* "FNX" + '\0' */
+		.n_descsz = sizeof(__UINT32_TYPE__) * 4, /* Description Size */
+		.n_type = NT_FNX_ABI_TAG,				 /* Type */
+	},
+	.name = "FNX",
+	.desc = {0, 0, 0, 0},
+};

Userspace/libc/src/std/errno.c

@@ -166,8 +166,10 @@ export char *strerror(int errnum)
 		return (char *)"State not recoverable";
 	case ENOTSOCK:
 		return (char *)"Not a socket";
+#if ENOTSUP != EOPNOTSUPP
 	case ENOTSUP:
 		return (char *)"Not supported";
+#endif
 	case ENOTTY:
 		return (char *)"Inappropriate I/O control operation";
 	case ENXIO:

Userspace/libc/src/std/math.c

@@ -1700,3 +1700,21 @@ export double yn(int n, double x)
 	}
 	return by;
 }
+
+void sincos(double x, double *s, double *c)
+{
+	*s = sin(x);
+	*c = cos(x);
+}
+
+void sincosf(float x, float *s, float *c)
+{
+	*s = sinf(x);
+	*c = cosf(x);
+}
+
+void sincosl(long double x, long double *s, long double *c)
+{
+	*s = sinl(x);
+	*c = cosl(x);
+}

Userspace/libc/src/std/signal.c

@@ -65,6 +65,14 @@ export int sigaction(int sig, const struct sigaction *restrict act, struct sigac
 
 export int sigaddset(sigset_t *set, int signo)
 {
+#ifndef SIGNAL_MAX
+#ifdef NSIG
+#define SIGNAL_MAX NSIG
+#else
+#error "NSIG is not defined"
+#endif // NSIG
+#endif // SIGNAL_MAX
+
 	if (set == NULL || signo <= 0 || signo >= SIGNAL_MAX)
 	{
 		errno = EINVAL;

Userspace/libc/src/std/string.c

@@ -563,8 +563,10 @@ export char *strsignal(int signum)
 {
 	switch (signum)
 	{
+#ifdef SIGNULL
 	case SIGNULL:
 		return "NULL signal";
+#endif
 	case SIGABRT:
 		return "Aborted";
 	case SIGALRM:

Userspace/libc/sysdeps/linux/x86_64/dl_start.c

@@ -0,0 +1,48 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifdef FENNIX_DYNAMIC_LOADER
+__attribute__((naked, used, no_stack_protector)) void _dl_start()
+{
+	__asm__(
+		"xorq %rbp, %rbp\n" /* Clear rbp */
+
+		"push %rdi\n"
+		"push %rsi\n"
+		"push %rdx\n"
+		"push %rcx\n"
+		"push %r8\n"
+		"push %r9\n"
+
+		"call __init_print_buffer\n" /* Call __init_print_buffer */
+		"call _dl_preload\n"		 /* Call _dl_preload */
+		"movl %eax, %edi\n"			 /* Move return value to edi */
+		"cmp $0, %edi\n"			 /* Check if return value is 0 */
+		"jne _exit\n"				 /* If not, jump to _exit */
+
+		"pop %r9\n"
+		"pop %r8\n"
+		"pop %rcx\n"
+		"pop %rdx\n"
+		"pop %rsi\n"
+		"pop %rdi\n"
+
+		"call main\n"		/* Call _dl_main */
+		"movl %eax, %edi\n" /* Move return value to edi */
+		"call _exit\n");	/* Call _exit */
+}
+#endif

Userspace/libc/sysdeps/linux/x86_64/stack_chk.c

@@ -0,0 +1,22 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+__attribute__((noreturn)) __attribute__((no_stack_protector)) __attribute__((weak)) void __stack_chk_fail(void)
+{
+	_exit(0xbeef);
+	__builtin_unreachable();
+}

Userspace/libc/sysdeps/linux/x86_64/syscall_check.cpp

@@ -0,0 +1,24 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <bits/syscalls.h>
+#include <sys/mman.h>
+#include <unistd.h>
+#include <signal.h>
+#include <time.h>
+
+// static_assert( == );

Userspace/libc/sysdeps/linux/x86_64/syscalls.c

@@ -0,0 +1,193 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <bits/syscalls.h>
+#include <bits/libc.h>
+#include <string.h>
+
+void sysdep(Exit)(int Status)
+{
+	syscall1(sys_exit, Status);
+}
+
+int sysdep(Accept)(int Socket, struct sockaddr *restrict Address, socklen_t *restrict AddressLength)
+{
+	return syscall3(sys_accept, Socket, Address, AddressLength);
+}
+
+int sysdep(Bind)(int Socket, const struct sockaddr *Address, socklen_t AddressLength)
+{
+	return syscall3(sys_bind, Socket, Address, AddressLength);
+}
+
+int sysdep(Connect)(int Socket, const struct sockaddr *Address, socklen_t AddressLength)
+{
+	return syscall3(sys_connect, Socket, Address, AddressLength);
+}
+
+int sysdep(Listen)(int Socket, int Backlog)
+{
+	return syscall2(sys_listen, Socket, Backlog);
+}
+
+int sysdep(Socket)(int Domain, int Type, int Protocol)
+{
+	return syscall3(sys_socket, Domain, Type, Protocol);
+}
+
+int sysdep(UnixName)(struct utsname *Name)
+{
+	struct kutsname kname;
+	int result = syscall1(sys_uname, &kname);
+	if (result == 0)
+	{
+		strcpy(Name->sysname, kname.sysname);
+		strcpy(Name->release, kname.release);
+		strcpy(Name->version, kname.version);
+		strcpy(Name->machine, kname.machine);
+		return 0;
+	}
+
+	return result;
+}
+
+int sysdep(WaitProcessID)(pid_t ProcessID, int *Status, int Options)
+{
+	return syscall3(sys_wait4, ProcessID, (scarg)Status, Options);
+}
+
+int sysdep(IOControl)(int Descriptor, unsigned long Operation, void *Argument)
+{
+	return syscall3(sys_ioctl, Descriptor, Operation, (scarg)Argument);
+}
+
+void *sysdep(MemoryMap)(void *Address, size_t Length, int Protection, int Flags, int Descriptor, off_t Offset)
+{
+	return syscall6(sys_mmap, (scarg)Address, Length, Protection, Flags, Descriptor, Offset);
+}
+
+int sysdep(MemoryUnmap)(void *Address, size_t Length)
+{
+	return syscall2(sys_munmap, (scarg)Address, Length);
+}
+
+int sysdep(MemoryProtect)(void *Address, size_t Length, int Protection)
+{
+	return syscall3(sys_mprotect, (scarg)Address, Length, Protection);
+}
+
+int sysdep(Fork)(void)
+{
+	return syscall0(sys_fork);
+}
+
+int sysdep(Read)(int Descriptor, void *Buffer, size_t Size)
+{
+	return syscall3(sys_read, Descriptor, (scarg)Buffer, Size);
+}
+
+int sysdep(Write)(int Descriptor, const void *Buffer, size_t Size)
+{
+	return syscall3(sys_write, Descriptor, (scarg)Buffer, Size);
+}
+
+int sysdep(PRead)(int Descriptor, void *Buffer, size_t Size, off_t Offset)
+{
+	return syscall4(sys_pread64, Descriptor, (scarg)Buffer, Size, Offset);
+}
+
+int sysdep(PWrite)(int Descriptor, const void *Buffer, size_t Size, off_t Offset)
+{
+	return syscall4(sys_pwrite64, Descriptor, (scarg)Buffer, Size, Offset);
+}
+
+int sysdep(Open)(const char *Pathname, int Flags, mode_t Mode)
+{
+	return syscall3(sys_open, (scarg)Pathname, Flags, Mode);
+}
+
+int sysdep(Close)(int Descriptor)
+{
+	return syscall1(sys_close, Descriptor);
+}
+
+int sysdep(Access)(const char *Pathname, int Mode)
+{
+	return syscall2(sys_access, (scarg)Pathname, Mode);
+}
+
+int sysdep(Tell)(int Descriptor)
+{
+#undef SEEK_CUR
+#define SEEK_CUR 1
+	return syscall3(sys_lseek, Descriptor, 0, SEEK_CUR);
+}
+
+int sysdep(Seek)(int Descriptor, off_t Offset, int Whence)
+{
+	return syscall3(sys_lseek, Descriptor, Offset, Whence);
+}
+
+pid_t sysdep(GetProcessID)(void)
+{
+	return syscall0(sys_getpid);
+}
+
+pid_t sysdep(GetParentProcessID)(void)
+{
+	return syscall0(sys_getppid);
+}
+
+int sysdep(Execve)(const char *Pathname, char *const *Argv, char *const *Envp)
+{
+	return syscall3(sys_execve, (scarg)Pathname, (scarg)Argv, (scarg)Envp);
+}
+
+int sysdep(Kill)(pid_t ProcessID, int Signal)
+{
+	return syscall2(sys_kill, ProcessID, Signal);
+}
+
+int sysdep(Stat)(const char *Pathname, struct stat *Statbuf)
+{
+	return syscall2(sys_stat, (scarg)Pathname, (scarg)Statbuf);
+}
+
+int sysdep(FStat)(int Descriptor, struct stat *Statbuf)
+{
+	return syscall2(sys_fstat, Descriptor, (scarg)Statbuf);
+}
+
+int sysdep(LStat)(const char *Pathname, struct stat *Statbuf)
+{
+	return syscall2(sys_lstat, (scarg)Pathname, (scarg)Statbuf);
+}
+
+int sysdep(Truncate)(const char *Pathname, off_t Length)
+{
+	return syscall2(sys_truncate, (scarg)Pathname, Length);
+}
+
+int sysdep(MakeDirectory)(const char *Pathname, mode_t Mode)
+{
+	return syscall2(sys_mkdir, (scarg)Pathname, Mode);
+}
+
+int sysdep(ProcessControl)(unsigned long Option, unsigned long Arg1, unsigned long Arg2, unsigned long Arg3, unsigned long Arg4)
+{
+	return syscall5(sys_prctl, Option, Arg1, Arg2, Arg3, Arg4);
+}

Userspace/libc/sysdeps/linux/x86_64/tls.c

@@ -0,0 +1,46 @@
+/*
+	This file is part of Fennix C Library.
+
+	Fennix C Library is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix C Library is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <bits/syscalls.h>
+#include <bits/libc.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <inttypes.h>
+#include <stddef.h>
+
+#ifndef FENNIX_DYNAMIC_LOADER
+export __attribute__((naked, used, no_stack_protector)) void *__tls_get_addr(void *__data)
+{
+#warning "__tls_get_addr not implemented"
+#if defined(__amd64__) || defined(__i386__)
+	__asm__("ud2");
+#endif
+}
+
+int __init_pthread(void)
+{
+	__pthread *ptr = (__pthread *)syscall6(sys_mmap, 0,
+											0x1000,
+											PROT_READ | PROT_WRITE,
+											MAP_ANONYMOUS | MAP_PRIVATE,
+											-1, 0);
+	syscall2(sys_prctl, 0x1002, ptr);
+	ptr->Self = ptr;
+	ptr->CurrentError = 0;
+	return 0;
+}
+#endif