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 +1,81 @@
+#ifndef _ABIBITS_FCNTL_H
+#define _ABIBITS_FCNTL_H
+
+/* Flags supported by the kernel. */
+#define O_ACCMODE   (3 << 0)
+#define O_RDONLY    (1 << 0)
+#define O_WRONLY    (1 << 1)
+#define O_RDWR      (3 << 0)
+#define O_APPEND    (1 << 2)
+#define O_CLOEXEC   (1 << 3)
+#define O_NOFOLLOW  (1 << 4)
+#define O_NONBLOCK  (1 << 5)
+#define O_CLOFORK   (1 << 6)
+
+/* Flags emulated by userland, we just have to make sure they dont overlap with */
+/* kernel flags. */
+#define O_CREAT (1 << 7)
+#define O_EXCL  (1 << 8)
+#define O_TRUNC (1 << 9)
+
+/* Stubbed flags, the value really doesnt matter as long as they dont overlap */
+/* with usable ones. */
+/* Implemented here as some software needs them to compile. */
+#define O_SEARCH    (1 << 10)
+#define O_EXEC      (1 << 11)
+#define O_NOCTTY    (1 << 12)
+#define O_DSYNC     (1 << 13)
+#define O_RSYNC     (1 << 14)
+#define O_SYNC      (1 << 15)
+#define O_PATH      (1 << 16)
+#define O_DIRECTORY (1 << 17)
+#define O_LARGEFILE (1 << 18)
+#define O_NOATIME   (1 << 19)
+#define O_TMPFILE   (1 << 20)
+
+/* Fcntl flags. */
+#define FD_CLOEXEC   1
+#define FD_CLOFORK   2
+#define F_DUPFD 1
+#define F_DUPFD_CLOEXEC 2
+#define F_GETFD      3
+#define F_SETFD      4
+#define F_GETFL      5
+#define F_SETFL      6
+#define F_GETPIPE_SZ 7
+#define F_SETPIPE_SZ 8
+#define F_GETLK      9
+#define F_SETLK      10
+#define F_SETLKW     11
+
+#define F_RDLCK 1
+#define F_UNLCK 2
+#define F_WRLCK 3
+
+/* Stubbed fcntl flags. */
+#define F_GETOWN 10
+#define F_SETOWN 11
+
+#define F_SEAL_SHRINK 0x0002
+#define F_SEAL_GROW   0x0004
+#define F_SEAL_WRITE  0x0008
+#define F_SEAL_SEAL   0x0010
+#define F_ADD_SEALS   1033
+#define F_GET_SEALS   1034
+
+/* At flags. */
+#define AT_REMOVEDIR        500
+#define AT_EACCESS          512
+#define AT_FDCWD            (-100)
+#define AT_EMPTY_PATH       1
+#define AT_SYMLINK_FOLLOW   0
+#define AT_SYMLINK_NOFOLLOW 2
+
+#define POSIX_FADV_NORMAL 1
+#define POSIX_FADV_SEQUENTIAL 2
+#define POSIX_FADV_NOREUSE 3
+#define POSIX_FADV_DONTNEED 4
+#define POSIX_FADV_WILLNEED 5
+#define POSIX_FADV_RANDOM 6
+
+#endif /* _ABIBITS_FCNTL_H */