refactor(userspace): build using cmake

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

Userspace/libc/sysdeps/fennix/generic/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 *)call_mmap(0,
+											0x1000,
+											PROT_READ | PROT_WRITE,
+											MAP_ANONYMOUS | MAP_PRIVATE,
+											-1, 0);
+	call_prctl(__SYS_SET_FS, ptr, 0, 0, 0);
+	ptr->Self = ptr;
+	ptr->CurrentError = 0;
+	return 0;
+}
+#endif