user: implement mlibc as the libc, finally.

It's finally done..

Signed-off-by: kaguya <vpshinomiya@protonmail.com>

user/include/mlibc/options/linux/generic/sys-inotify.cpp

@@ -0,0 +1,47 @@
+
+#include <errno.h>
+#include <sys/inotify.h>
+
+#include <bits/ensure.h>
+#include <mlibc/debug.hpp>
+#include <mlibc/linux-sysdeps.hpp>
+
+int inotify_init(void) {
+	int fd;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_inotify_create, -1);
+	if(int e = mlibc::sys_inotify_create(0, &fd); e) {
+		errno = e;
+		return -1;
+	}
+	return fd;
+}
+
+int inotify_init1(int flags) {
+	int fd;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_inotify_create, -1);
+	if(int e = mlibc::sys_inotify_create(flags, &fd); e) {
+		errno = e;
+		return -1;
+	}
+	return fd;
+}
+
+int inotify_add_watch(int ifd, const char *path, uint32_t mask) {
+	int wd;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_inotify_add_watch, -1);
+	if(int e = mlibc::sys_inotify_add_watch(ifd, path, mask, &wd); e) {
+		errno = e;
+		return -1;
+	}
+	return wd;
+}
+
+int inotify_rm_watch(int ifd, int wd) {
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_inotify_rm_watch, -1);
+	if(int e = mlibc::sys_inotify_rm_watch(ifd, wd); e) {
+		errno = e;
+		return -1;
+	}
+	return 0;
+}
+