Usermode - Renamed VFS syscalls to _Sys* to remove POSIX collisions

[tpg/acess2.git] / Usermode / Libraries / libposix.so_src / include_exp / unistd.h

diff --git a/Usermode/Libraries/libposix.so_src/include_exp/unistd.h b/Usermode/Libraries/libposix.so_src/include_exp/unistd.h
new file mode 100644 (file)
index 0000000..a2f397c
--- /dev/null
+++ b/Usermode/Libraries/libposix.so_src/include_exp/unistd.h
@@ -0,0 +1,47 @@
+/*
+ * Acess2 POSIX Emulation Layer
+ * - By John Hodge
+ * 
+ * unistd.h
+ * - 
+ */
+#ifndef _UNISTD_H_
+#define _UNISTD_H_
+
+#include <stddef.h>
+
+//! \brief flags for open(2)
+#define O_WRONLY       0x01
+#define O_RDONLY       0x02
+#define        O_RDWR          0x03
+#define O_APPEND       0x04
+#define O_CREAT        0x08
+#define O_DIRECTORY    0x10
+#define O_ASYNC        0x20
+#define O_TRUNC        0x40
+#define O_NOFOLLOW     0x80    // don't follow symlinks
+#define        O_EXCL          0x100
+#define O_NOCTTY       0       // unsupported
+#define O_NONBLOCK     0x200
+#define        O_SYNC  0       // not supported
+
+#define STDIN_FILENO   0
+#define STDOUT_FILENO  1
+#define STDERR_FILENO  2
+
+typedef signed long    ssize_t;
+
+#include "sys/stat.h"  // mode_t
+
+extern int     open(const char *path, int flags, ...);
+extern int     creat(const char *path, mode_t mode);
+extern int     close(int fd);
+
+extern ssize_t write(int fd, const void *buf, size_t count);
+extern ssize_t read(int fd, void *buf, size_t count);
+
+extern int     fork(void);
+extern int     execv(const char *b, char *v[]);
+
+#endif
+