Kernel+LibC: Share definitions for unistd.h

Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/9c2212a60ad

Kernel/API/POSIX/unistd.h

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <Kernel/API/POSIX/sys/types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define STDIN_FILENO 0
+#define STDOUT_FILENO 1
+#define STDERR_FILENO 2
+
+#define R_OK 4
+#define W_OK 2
+#define X_OK 1
+#define F_OK 0
+
+#define MS_NODEV (1 << 0)
+#define MS_NOEXEC (1 << 1)
+#define MS_NOSUID (1 << 2)
+#define MS_BIND (1 << 3)
+#define MS_RDONLY (1 << 4)
+#define MS_REMOUNT (1 << 5)
+
+enum {
+    _SC_MONOTONIC_CLOCK,
+    _SC_NPROCESSORS_CONF,
+    _SC_NPROCESSORS_ONLN,
+    _SC_OPEN_MAX,
+    _SC_TTY_NAME_MAX,
+    _SC_PAGESIZE,
+    _SC_GETPW_R_SIZE_MAX,
+    _SC_CLK_TCK,
+};
+
+#define _SC_MONOTONIC_CLOCK _SC_MONOTONIC_CLOCK
+#define _SC_NPROCESSORS_CONF _SC_NPROCESSORS_CONF
+#define _SC_NPROCESSORS_ONLN _SC_NPROCESSORS_ONLN
+#define _SC_OPEN_MAX _SC_OPEN_MAX
+#define _SC_PAGESIZE _SC_PAGESIZE
+#define _SC_TTY_NAME_MAX _SC_TTY_NAME_MAX
+#define _SC_GETPW_R_SIZE_MAX _SC_GETPW_R_SIZE_MAX
+#define _SC_CLK_TCK _SC_CLK_TCK
+
+#define SEEK_SET 0
+#define SEEK_CUR 1
+#define SEEK_END 2
+
+#ifdef __cplusplus
+}
+#endif

Kernel/UnixTypes.h

@@ -26,53 +26,11 @@
 #include <Kernel/API/POSIX/sys/wait.h>
 #include <Kernel/API/POSIX/termios.h>
 #include <Kernel/API/POSIX/time.h>
+#include <Kernel/API/POSIX/unistd.h>
 
 // Kernel internal options.
 #define O_NOFOLLOW_NOERROR (1 << 29)
 #define O_UNLINK_INTERNAL (1 << 30)
-
-#define MS_NODEV (1 << 0)
-#define MS_NOEXEC (1 << 1)
-#define MS_NOSUID (1 << 2)
-#define MS_BIND (1 << 3)
-#define MS_RDONLY (1 << 4)
-#define MS_REMOUNT (1 << 5)
-
-enum {
-    _SC_MONOTONIC_CLOCK,
-    _SC_NPROCESSORS_CONF,
-    _SC_NPROCESSORS_ONLN,
-    _SC_OPEN_MAX,
-    _SC_TTY_NAME_MAX,
-    _SC_PAGESIZE,
-    _SC_GETPW_R_SIZE_MAX,
-    _SC_CLK_TCK,
-};
-
-#define R_OK 4
-#define W_OK 2
-#define X_OK 1
-#define F_OK 0
-
-#define SEEK_SET 0
-#define SEEK_CUR 1
-#define SEEK_END 2
-
-#define MADV_SET_VOLATILE 0x100
-#define MADV_SET_NONVOLATILE 0x200
-
-#define F_DUPFD 0
-#define F_GETFD 1
-#define F_SETFD 2
-#define F_GETFL 3
-#define F_SETFL 4
-#define F_ISTTY 5
-#define F_GETLK 6
-#define F_SETLK 7
-#define F_SETLKW 8
-
-#define FD_CLOEXEC 1
-
 // Avoid interference with AK/Types.h and LibC/sys/types.h by defining *separate* names:
 TYPEDEF_DISTINCT_ORDERED_ID(pid_t, ProcessID);
 TYPEDEF_DISTINCT_ORDERED_ID(pid_t, ThreadID);
@@ -115,9 +73,6 @@ struct sched_param {
     int sched_priority;
 };
 
-#define AT_FDCWD -100
-#define AT_SYMLINK_NOFOLLOW 0x100
-
 #define PT_TRACE_ME 1
 #define PT_ATTACH 2
 #define PT_CONTINUE 3

Userland/Libraries/LibC/stdio.h

@@ -21,10 +21,6 @@ __BEGIN_DECLS
 #    define EOF (-1)
 #endif
 
-#define SEEK_SET 0
-#define SEEK_CUR 1
-#define SEEK_END 2
-
 #define _IOFBF 0
 #define _IOLBF 1
 #define _IONBF 2

Userland/Libraries/LibC/unistd.h

@@ -13,17 +13,13 @@
 
 #pragma once
 
+#include <Kernel/API/POSIX/unistd.h>
 #include <fd_set.h>
 #include <limits.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
 
 __BEGIN_DECLS
 
 #define HZ 1000
-#define STDIN_FILENO 0
-#define STDOUT_FILENO 1
-#define STDERR_FILENO 2
 
 /* lseek whence values */
 #ifndef _STDIO_H       /* also defined in stdio.h */
@@ -130,18 +126,6 @@ enum {
     _PC_VDISABLE
 };
 
-#define R_OK 4
-#define W_OK 2
-#define X_OK 1
-#define F_OK 0
-
-#define MS_NODEV (1 << 0)
-#define MS_NOEXEC (1 << 1)
-#define MS_NOSUID (1 << 2)
-#define MS_BIND (1 << 3)
-#define MS_RDONLY (1 << 4)
-#define MS_REMOUNT (1 << 5)
-
 #define _POSIX_MONOTONIC_CLOCK 200112L
 #define _POSIX_SAVED_IDS
 #define _POSIX_TIMERS 200809L
@@ -153,26 +137,6 @@ enum {
 #define _POSIX_PRIORITY_SCHEDULING
 #define _POSIX_VDISABLE '\0'
 
-enum {
-    _SC_MONOTONIC_CLOCK,
-    _SC_NPROCESSORS_CONF,
-    _SC_NPROCESSORS_ONLN,
-    _SC_OPEN_MAX,
-    _SC_TTY_NAME_MAX,
-    _SC_PAGESIZE,
-    _SC_GETPW_R_SIZE_MAX,
-    _SC_CLK_TCK,
-};
-
-#define _SC_MONOTONIC_CLOCK _SC_MONOTONIC_CLOCK
-#define _SC_NPROCESSORS_CONF _SC_NPROCESSORS_CONF
-#define _SC_NPROCESSORS_ONLN _SC_NPROCESSORS_ONLN
-#define _SC_OPEN_MAX _SC_OPEN_MAX
-#define _SC_PAGESIZE _SC_PAGESIZE
-#define _SC_TTY_NAME_MAX _SC_TTY_NAME_MAX
-#define _SC_GETPW_R_SIZE_MAX _SC_GETPW_R_SIZE_MAX
-#define _SC_CLK_TCK _SC_CLK_TCK
-
 long sysconf(int name);
 
 // If opterr is set (the default), print error messages to stderr.