From: John Hodge <tpg@mutabah.net>
Date: Tue, 14 May 2013 04:14:19 +0000 (+0800)
Subject: Usermode - POSIX and C conformance changes
X-Git-Tag: rel0.15~487
X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=e91f60e14b8857312238d729fa580d6ab44ba27a;p=tpg%2Facess2.git

Usermode - POSIX and C conformance changes
---

diff --git a/Tools/GCCProxy/gccproxy.sh b/Tools/GCCProxy/gccproxy.sh
index 0dd68644..801a1f1b 100755
--- a/Tools/GCCProxy/gccproxy.sh
+++ b/Tools/GCCProxy/gccproxy.sh
@@ -73,7 +73,9 @@ while [[ $# -gt 0 ]]; do
 done
 
 run() {
-	#echo --- $*
+	if [[ "x$GCCPROXY_DEBUG" != "x" ]]; then
+		echo --- $*
+	fi
 	$*
 	return $?
 }
@@ -101,7 +103,7 @@ elif [[ $_compile -eq 1 ]]; then
 elif echo " $_miscargs" | grep '\.c' >/dev/null; then
 	tmpout=`mktemp acess_gccproxy.XXXXXXXXXX.o --tmpdir`
 	run $_CC $CFLAGS $_cflags $_miscargs -c -o $tmpout
-	run $_LD $LDFLAGS $_ldflags $_libs $tmpout $_outfile $LIBGCC_PATH $_libs
+	run $_LD $LDFLAGS $_ldflags $_libs $tmpout $_outfile $_libs $LIBGCC_PATH
 	_rv=$?
 	rm $tmpout
 	exit $_rv
diff --git a/Usermode/Applications/mount_src/main.c b/Usermode/Applications/mount_src/main.c
index 1a1fc7be..ced39440 100644
--- a/Usermode/Applications/mount_src/main.c
+++ b/Usermode/Applications/mount_src/main.c
@@ -112,7 +112,7 @@ int main(int argc, char *argv[])
 	// If no directory was passed (we want to use the mount list)
 	// or we are not root (we need to use the mount list)
 	// Check the mount list
-	if(sDir == NULL || getuid() != 0)
+	if(sDir == NULL || _SysGetUID() != 0)
 	{
 		// Check if it is defined in the mounts file
 		// - At this point sDevice could be a device name or a mount point
diff --git a/Usermode/Libraries/Makefile.cfg b/Usermode/Libraries/Makefile.cfg
index a4346eb9..c3cb7b14 100644
--- a/Usermode/Libraries/Makefile.cfg
+++ b/Usermode/Libraries/Makefile.cfg
@@ -6,9 +6,9 @@
 MAKEDEP  = $(CC) -M
 
 ifeq ($(ARCHDIR),native)
-ASFLAGS += -D ARCHDIR=$(ARCHDIR) -D __ASSEMBLER__=1
-LDFLAGS := -lacess-native
-#CPPFLAGS := -D SoMain="__attribute__ ((constructor(101))) libacessnative_init"
+ ASFLAGS += -D ARCHDIR=$(ARCHDIR) -D __ASSEMBLER__=1
+ LDFLAGS := -lacess-native
+ #CPPFLAGS := -D SoMain="__attribute__ ((constructor(101))) libacessnative_init"
  ifeq ($(PLATFORM),windows)
  else
   LDFLAGS += -Wl,-init,SoMain
diff --git a/Usermode/Libraries/ld-acess.so_src/arch/syscalls.s.h b/Usermode/Libraries/ld-acess.so_src/arch/syscalls.s.h
index c7a7215c..8ed66842 100644
--- a/Usermode/Libraries/ld-acess.so_src/arch/syscalls.s.h
+++ b/Usermode/Libraries/ld-acess.so_src/arch/syscalls.s.h
@@ -11,9 +11,9 @@ SYSCALL1(_SysWaitEvent, SYS_WAITEVENT)
 SYSCALL2(_SysWaitTID, SYS_WAITTID)
 
 SYSCALL0(gettid, SYS_GETTID)
-SYSCALL0(getpid, SYS_GETPID)
-SYSCALL0(getuid, SYS_GETUID)
-SYSCALL0(getgid, SYS_GETGID)
+SYSCALL0(_SysGetPID, SYS_GETPID)
+SYSCALL0(_SysGetUID, SYS_GETUID)
+SYSCALL0(_SysGetGID, SYS_GETGID)
 
 SYSCALL1(setuid, SYS_SETUID)
 SYSCALL1(setgid, SYS_SETGID)
@@ -43,6 +43,7 @@ SYSCALL2(_SysOpen, SYS_OPEN)	// char*, int
 SYSCALL3(_SysOpenChild, SYS_OPENCHILD)	// int, char*, int
 SYSCALL3(_SysReopen, SYS_REOPEN)	// int, char*, int
 SYSCALL2(_SysCopyFD, SYS_COPYFD)	// int, int
+SYSCALL3(_SysFDFlags, SYS_FDCTL)	// int, int, int
 SYSCALL1(_SysClose, SYS_CLOSE)	// int
 SYSCALL3(_SysRead, SYS_READ)	// int, uint, void*
 SYSCALL3(_SysWrite, SYS_WRITE)	// int, uint, void*
diff --git a/Usermode/Libraries/ld-acess.so_src/include_exp/acess/sys.h b/Usermode/Libraries/ld-acess.so_src/include_exp/acess/sys.h
index 21e40ae0..d45ffb64 100644
--- a/Usermode/Libraries/ld-acess.so_src/include_exp/acess/sys.h
+++ b/Usermode/Libraries/ld-acess.so_src/include_exp/acess/sys.h
@@ -55,7 +55,7 @@ extern int	_SysClone(int flags, void *stack);
 extern int	_SysExecVE(const char *path, char **argv, char **envp);
 extern int	_SysSpawn(const char *Path, const char **argv, const char **envp, int nFDs, int *FDs, struct s_sys_spawninfo *info);
 extern int	gettid(void);
-extern int	getpid(void);
+extern int	_SysGetPID(void);
 extern int	_SysSetFaultHandler(int (*Handler)(int));
 extern void	_SysSetName(const char *Name);
 extern int	_SysGetName(char *NameDest);
@@ -64,8 +64,8 @@ extern int	_SysSetPri(int Priority);
 extern int64_t	_SysTimestamp(void);
 
 // --- Permissions ---
-extern int	getuid(void);
-extern int	getgid(void);
+extern int	_SysGetUID(void);
+extern int	_SysGetGID(void);
 extern void	setuid(int id);
 extern void	setgid(int id);
 
@@ -78,6 +78,7 @@ extern int	_SysOpenChild(int fd, const char *name, int flags);
 extern int	_SysOpenPipe(int *read, int *write, int flags);
 extern int	_SysReopen(int fd, const char *path, int flags);
 extern int	_SysCopyFD(int srcfd, int dstfd);
+extern int	_SysFDFlags(int fd, int mask, int newflags);
 extern size_t	_SysRead(int fd, void *buffer, size_t length);
 extern int	_SysClose(int fd);
 extern int	_SysFDCtl(int fd, int option, ...);
@@ -90,7 +91,7 @@ extern int	_SysReadDir(int fd, char *dest);
 extern int	_SysGetACL(int fd, t_sysACL *dest);
 extern int	_SysMount(const char *Device, const char *Directory, const char *Type, const char *Options);
 extern int	_SysSelect(int nfds, fd_set *read, fd_set *write, fd_set *err, int64_t *timeout, unsigned int extraevents);
-#define select(nfs, rdfds, wrfds, erfds, timeout)	_SysSelect(nfs, rdfds, wrfds, erfds, timeout, 0)
+//#define select(nfs, rdfds, wrfds, erfds, timeout)	_SysSelect(nfs, rdfds, wrfds, erfds, timeout, 0)
 extern int	_SysUnlink(const char *pathname);
 
 // --- IPC ---
diff --git a/Usermode/Libraries/libc.so_src/Makefile b/Usermode/Libraries/libc.so_src/Makefile
index be6e08aa..60b86cd2 100644
--- a/Usermode/Libraries/libc.so_src/Makefile
+++ b/Usermode/Libraries/libc.so_src/Makefile
@@ -12,7 +12,7 @@ INCFILES := stdio.h stdlib.h
 
 OBJ  = stub.o heap.o stdlib.o env.o stdio.o string.o rand.o
 OBJ += perror.o scanf.o signals.o strtoi.o strtof.o
-OBJ += printf.o
+OBJ += printf.o time.o
 OBJ += arch/$(ARCHDIR).ao
 # signals.o
 DEPFILES := $(OBJ:%.o=%.d)
diff --git a/Usermode/Libraries/libc.so_src/include_exp/errno.enum.h b/Usermode/Libraries/libc.so_src/include_exp/errno.enum.h
index 67ca3519..1aeb879b 100644
--- a/Usermode/Libraries/libc.so_src/include_exp/errno.enum.h
+++ b/Usermode/Libraries/libc.so_src/include_exp/errno.enum.h
@@ -20,6 +20,7 @@ enum {
 	ENODEV,	// ???
 	EADDRNOTAVAIL,	// ?
 	EINPROGRESS,	// ?
+	EROFS,
 
 	EAGAIN,	// Try again
 	
diff --git a/Usermode/Libraries/libc.so_src/include_exp/signal.h b/Usermode/Libraries/libc.so_src/include_exp/signal.h
index da6d78fd..03816f32 100644
--- a/Usermode/Libraries/libc.so_src/include_exp/signal.h
+++ b/Usermode/Libraries/libc.so_src/include_exp/signal.h
@@ -10,6 +10,7 @@
 
 typedef void (*sighandler_t)(int);
 
+#define SIG_IGN	((void*)1)
 #define SIG_DFL	((void*)0)
 #define SIG_ERR	((void*)-1)
 
diff --git a/Usermode/Libraries/libc.so_src/include_exp/stdio.h b/Usermode/Libraries/libc.so_src/include_exp/stdio.h
index 70e71388..fed2e97a 100644
--- a/Usermode/Libraries/libc.so_src/include_exp/stdio.h
+++ b/Usermode/Libraries/libc.so_src/include_exp/stdio.h
@@ -69,6 +69,7 @@ extern int	fileno(FILE *stream);
 extern size_t	fread(void *buf, size_t size, size_t n, FILE *fp);
 extern size_t	fwrite(const void *buf, size_t size, size_t n, FILE *fp);
 extern int	fgetc(FILE *fp);
+#define getc(fp)	fgetc(fp)
 extern char	*fgets(char *s, int size, FILE *fp);
 extern int	fputc(int ch, FILE *fp);
 extern int	fputs(const char *s, FILE *fp);
diff --git a/Usermode/Libraries/libc.so_src/include_exp/time.h b/Usermode/Libraries/libc.so_src/include_exp/time.h
index 5d728cea..ce693267 100644
--- a/Usermode/Libraries/libc.so_src/include_exp/time.h
+++ b/Usermode/Libraries/libc.so_src/include_exp/time.h
@@ -28,7 +28,9 @@ struct tm
 
 typedef signed long long	clock_t;
 
-extern clock_t	clock();
+extern clock_t	clock(void);
+
+extern time_t	time(time_t *t);
 
 #endif
 
diff --git a/Usermode/Libraries/libc.so_src/strtoi.c b/Usermode/Libraries/libc.so_src/strtoi.c
index 9326fb8a..81af4601 100644
--- a/Usermode/Libraries/libc.so_src/strtoi.c
+++ b/Usermode/Libraries/libc.so_src/strtoi.c
@@ -132,3 +132,19 @@ int atoi(const char *str)
 	}
 	return tmp;
 }
+
+long atol(const char *str)
+{
+	long long	tmp = strtoll(str, NULL, 0);
+	if( tmp > LONG_MAX || tmp < LONG_MIN ) {
+		errno = ERANGE;
+		return (tmp > LONG_MAX) ? LONG_MAX : LONG_MIN;
+	}
+	return tmp;
+}
+
+long atoll(const char *str)
+{
+	long long	tmp = strtoll(str, NULL, 0);
+	return tmp;
+}
diff --git a/Usermode/Libraries/libc.so_src/time.c b/Usermode/Libraries/libc.so_src/time.c
new file mode 100644
index 00000000..aa4b2de8
--- /dev/null
+++ b/Usermode/Libraries/libc.so_src/time.c
@@ -0,0 +1,22 @@
+/*
+ * Acess2 C Library
+ * - By John Hodge (thePowersGang)
+ *
+ * time.c
+ * - POSIX/stdc time functions
+ */
+#include <time.h>
+#include <acess/sys.h>
+
+clock_t clock(void)
+{
+	return _SysTimestamp();
+}
+
+time_t time(time_t *t)
+{
+	time_t ret = _SysTimestamp() / 1000;
+	if(t)
+		*t = ret;
+	return ret;
+}
diff --git a/Usermode/Libraries/libposix.so_src/Makefile b/Usermode/Libraries/libposix.so_src/Makefile
index 628999c3..b1f02570 100644
--- a/Usermode/Libraries/libposix.so_src/Makefile
+++ b/Usermode/Libraries/libposix.so_src/Makefile
@@ -8,7 +8,8 @@ CFLAGS   += -Werror -Wextra
 ASFLAGS  +=
 LDFLAGS  += -soname libposix.so -Map map.txt -lc
 
-OBJ  = main.o unistd.o dirent.o stat.o
+OBJ  = main.o unistd.o dirent.o stat.o utmpx.o termios.o
+OBJ += pwd.o
 DEPFILES := $(OBJ:%.o=%.d)
 BIN = libposix.so
 
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/fcntl.h b/Usermode/Libraries/libposix.so_src/include_exp/fcntl.h
index daababb4..bdb54226 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/fcntl.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/fcntl.h
@@ -9,22 +9,27 @@
 #ifndef _FCNTL_H_
 #define _FCNTL_H_
 
-//#include <sys/sys.h>
-
-// Hacks to handle different behaviors in Acess
-
-// Open doesn't take a chmod
-//#define open(_1,_2,...)	open(_1, _2)
-
-// Close returns void
-//#define close(_1)	(close(_1),0)
-
-// Acess doesn't implement lseek
-#define lseek(_1,_2,_3)	(seek(_1,_2,_3),tell(_1))
+struct flock
+{
+	short	l_type;
+	short	l_whece;
+	off_t	l_start;
+	off_t	l_len;
+	pid_t	l_pid;
+};
 
 enum e_fcntl_cmds
 {
-	F_SETFL
+	F_DUPFD,	// (long)
+	//F_DUPFD_CLOEXEC,	// (long) - Non POSIX
+	F_GETFD,	// (void)
+	F_SETFD,	// (long)
+	F_GETFL,	// (void)
+	F_SETFL,	// (long)
+	
+	F_SETLK,	// (struct flock *)
+	F_SETLKW,	// (struct flock *)
+	F_GETLK,	// (struct flock *)
 };
 
 static inline int fcntl(int fd __attribute__((unused)), int cmd __attribute__((unused)), ...) { return -1; }
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/pwd.h b/Usermode/Libraries/libposix.so_src/include_exp/pwd.h
index ae4bf077..9d2e2990 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/pwd.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/pwd.h
@@ -8,6 +8,7 @@
 #ifndef _LIBPOSIX__PWD_H_
 #define _LIBPOSIX__PWD_H_
 
+#include <stddef.h>	// size_t
 #include <sys/types.h>	// gid_t/uid_t
 
 struct passwd
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/sys/ioctl.h b/Usermode/Libraries/libposix.so_src/include_exp/sys/ioctl.h
index 16cdd40a..e4807ec8 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/sys/ioctl.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/sys/ioctl.h
@@ -8,7 +8,7 @@
 #ifndef _LIBPOSIX__IOCTL_H_
 #define _LIBPOSIX__IOCTL_H_
 
-
+extern int ioctl(int d, int request, ...);
 
 #endif
 
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/sys/select.h b/Usermode/Libraries/libposix.so_src/include_exp/sys/select.h
index cf2f1aaf..f31e583e 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/sys/select.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/sys/select.h
@@ -11,7 +11,7 @@
 #include <acess/fd_set.h>
 #include <sys/time.h>
 
-extern int select(int nfds, fd_set *readfds, fd_set *writefds, struct timeval *timeout);
+extern int select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *execptfds, struct timeval *timeout);
 // TODO: pselect?
 
 #endif
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/sys/stat.h b/Usermode/Libraries/libposix.so_src/include_exp/sys/stat.h
index c5749281..be5ceb34 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/sys/stat.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/sys/stat.h
@@ -55,5 +55,6 @@ struct stat
 extern int stat(const char *path, struct stat *buf);
 extern int lstat(const char *path, struct stat *buf);
 extern int fstat(int fd, struct stat *buf);
+extern int mkdir(const char *pathname, mode_t mode);
 
 #endif
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/sys/time.h b/Usermode/Libraries/libposix.so_src/include_exp/sys/time.h
index 5cd28762..7a734a5a 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/sys/time.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/sys/time.h
@@ -8,6 +8,8 @@
 #ifndef _LIBPOSIX__SYS__TIME_H_
 #define _LIBPOSIX__SYS__TIME_H_
 
+#include <time.h>
+
 typedef unsigned long	suseconds_t;
 
 struct timeval
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/sys/types.h b/Usermode/Libraries/libposix.so_src/include_exp/sys/types.h
index 03e24ddc..c6cdc020 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/sys/types.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/sys/types.h
@@ -11,6 +11,8 @@ typedef unsigned int	u_int;
 typedef struct stat	t_fstat;
 
 
+typedef unsigned long	uid_t;
+typedef unsigned long	gid_t;
 typedef unsigned int	id_t;
 typedef unsigned long	pid_t;
 typedef unsigned long	tid_t;
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/termios.h b/Usermode/Libraries/libposix.so_src/include_exp/termios.h
index a200f2c4..bb3cf884 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/termios.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/termios.h
@@ -131,5 +131,27 @@ struct termios
 	cc_t	c_cc[NCCS];
 };
 
+extern int tcgetattr(int fd, struct termios *termios_p);
+
+#define TCSANOW 	0x01
+#define TCSADRAIN	0x02
+#define TCSAFLUSH	0x04
+extern int tcsetattr(int fd, int optional_actions, const struct termios *termios_p);
+
+// ioctl() calls for terminals
+enum
+{
+	TIOCGWINSZ,
+	TIOCSWINSZ
+};
+
+struct winsize {
+	unsigned short ws_row;
+	unsigned short ws_col;
+	unsigned short ws_xpixel;   /* unused */
+	unsigned short ws_ypixel;   /* unused */
+};
+
+
 #endif
 
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/unistd.h b/Usermode/Libraries/libposix.so_src/include_exp/unistd.h
index ea107a9d..81124c4d 100644
--- a/Usermode/Libraries/libposix.so_src/include_exp/unistd.h
+++ b/Usermode/Libraries/libposix.so_src/include_exp/unistd.h
@@ -45,5 +45,34 @@ extern int	execv(const char *b, char *v[]);
 
 extern int	dup2(int oldfd, int newfd);
 
+extern int	chown(const char *path, uid_t owner, gid_t group);
+
+#define S_ISUID	04000
+#define S_ISGID	02000
+#define S_ISVTX	01000
+#define S_IRWXU	00700
+#define S_IRUSR	00400
+#define S_IWUSR	00300
+#define S_IXUSR	00100
+#define S_IRWXG	00070
+#define S_IRGRP	00040
+#define S_IWGRP	00020
+#define S_IXGRP	00010
+#define S_IRWXO	0007
+#define S_IROTH	00004
+#define S_IWOTH	00002
+#define S_IXOTH	00001
+extern int	chmod(const char *path, mode_t mode);
+
+extern uid_t	getuid(void);
+extern uid_t	geteuid(void);
+extern pid_t	getpid(void);
+
+// signal.h / sys/types.h
+#define SIGWINCH	101
+#define SIGTSTP 	102
+extern int kill(pid_t pid, int sig);
+
+
 #endif
 
diff --git a/Usermode/Libraries/libposix.so_src/include_exp/utmpx.h b/Usermode/Libraries/libposix.so_src/include_exp/utmpx.h
new file mode 100644
index 00000000..8593a994
--- /dev/null
+++ b/Usermode/Libraries/libposix.so_src/include_exp/utmpx.h
@@ -0,0 +1,49 @@
+/*
+ * Acess2 POSIX Emulation
+ * - By John Hodge (thePowersGang)
+ *
+ * utmpx.h
+ * - User login records
+ */
+#ifndef _LIBPOSIX__UTMPX_H_
+#define _LIBPOSIX__UTMPX_H_
+
+#include <sys/time.h>	// struct timeval
+
+#define UTMPX_FILE	"/Acess/var/utmpx"
+
+enum e_utmpx_type_vals
+{
+	EMPTY,	//!< No information
+	BOOT_TIME,	//!< Identifies time of system boot
+	OLD_TIME,	//!< Old time when system time was changed
+	NEW_TIME,	//!< New time when system time was changed
+	USER_PROCESS,	//!< Any process
+	INIT_PROCESS,	//!< Process spawned by init
+	LOGIN_PROCESS,	//!< Session leader for a logged-in user
+	DEAD_PROCESS	//!< Exited session leader
+};
+
+#define UT_USER_MAX	32
+#define UT_ID_MAX	8
+#define UT_LINE_MAX	32
+
+struct utmpx
+{
+	char	ut_user[UT_USER_MAX];
+	char	ut_id[UT_ID_MAX];
+	char	ut_line[UT_LINE_MAX];
+	pid_t	ut_pid;
+	short	ut_type;
+	struct timeval	ut_tv;
+};
+
+extern void	endutxent(void);
+extern struct utmpx	*getutxent(void);
+extern struct utmpx	*getutxid(const struct utmpx *);
+extern struct utmpx	*getutxline(const struct utmpx *);
+extern struct utmpx	*pututxline(const struct utmpx *);
+extern void	setutxent(void);
+
+#endif
+
diff --git a/Usermode/Libraries/libposix.so_src/pwd.c b/Usermode/Libraries/libposix.so_src/pwd.c
new file mode 100644
index 00000000..99c4f5d1
--- /dev/null
+++ b/Usermode/Libraries/libposix.so_src/pwd.c
@@ -0,0 +1,96 @@
+/*
+ * Acess2 POSIX Emulation
+ * - By John Hodge (thePowersGang)
+ *
+ * pwd.c
+ * - Password Structure
+ */
+#include <pwd.h>
+#include <errno.h>
+#include <string.h>
+
+// TODO: Parse something like '/Acess/Conf/Users'
+
+// === GLOBALS ===
+static const struct passwd	gPwd_RootInfo = {
+	.pw_name = "root",
+	.pw_uid = 0,
+	.pw_gid = 0,
+	.pw_dir = "/Acess/Root",
+	.pw_shell = "/Acess/Bin/CLIShell",
+	.pw_passwd = "",
+};
+
+// === CODE ===
+struct passwd *getpwnam(const char *name)
+{
+	static struct passwd	ret_struct;
+	static char	ret_buf[64];
+	struct passwd	*ret_ptr;
+	errno = getpwnam_r(name, &ret_struct, ret_buf, sizeof(ret_buf), &ret_ptr);
+	return ret_ptr;
+}
+
+struct passwd *getpwuid(uid_t uid)
+{
+	static struct passwd	ret_struct;
+	static char	ret_buf[64];
+	struct passwd	*ret_ptr;
+	errno = getpwuid_r(uid, &ret_struct, ret_buf, sizeof(ret_buf), &ret_ptr);
+	return ret_ptr;
+}
+
+static int fill_pwd(const struct passwd *tpl, struct passwd *pwd, char *buf, size_t buflen)
+{
+	size_t	ofs = 0;
+	#define _setstr(field)	do { \
+		if( ofs + strlen(tpl->field)+1 > buflen ) \
+			return ERANGE; \
+		pwd->field = buf + ofs; \
+		strcpy(pwd->field, tpl->field); \
+	} while(0)
+	_setstr(pw_name);
+	pwd->pw_uid = tpl->pw_uid;
+	pwd->pw_gid = tpl->pw_gid;
+	_setstr(pw_dir);
+	_setstr(pw_shell);
+	_setstr(pw_passwd);
+	return 0;
+}
+
+int getpwnam_r(const char *name, struct passwd *pwd, char *buf, size_t buflen, struct passwd **result)
+{
+	*result = NULL;
+	if( strcmp(name, "root") == 0 ) {
+		int ret = fill_pwd(&gPwd_RootInfo, pwd, buf, buflen);
+		if(ret)	return ret;
+		*result = pwd;
+	}
+	return 0;
+}
+
+int getpwuid_r(uid_t uid, struct passwd *pwd, char *buf, size_t buflen, struct passwd **result)
+{
+	*result = NULL;
+	if( uid == 0 ) {
+		int ret = fill_pwd(&gPwd_RootInfo, pwd, buf, buflen);
+		if(ret)	return ret;
+		*result = pwd;
+	}
+	return 0;
+}
+
+void endpwent(void)
+{
+}
+
+struct passwd *getpwent(void)
+{
+	return NULL;
+}
+
+void setpwent(void)
+{
+
+}
+
diff --git a/Usermode/Libraries/libposix.so_src/termios.c b/Usermode/Libraries/libposix.so_src/termios.c
new file mode 100644
index 00000000..0e8e3564
--- /dev/null
+++ b/Usermode/Libraries/libposix.so_src/termios.c
@@ -0,0 +1,43 @@
+/*
+ * Acess2 POSIX Emulation
+ * - By John Hodge (thePowersGang)
+ *
+ * termios.c
+ * - Terminal Control
+ */
+#include <termios.h>
+#include <errno.h>
+#include <string.h>
+
+// === CODE ===
+int tcgetattr(int fd, struct termios *termios_p)
+{
+	if( fd == -1 ) {
+		errno = EBADF;
+		return -1;
+	}
+	// Double-check `fd` describes a terminal
+	
+	// Fill defaults
+	memset(termios_p, 0, sizeof(struct termios));
+
+	// Query kernel for other params	
+
+	return 0;
+}
+
+int tcsetattr(int fd, int optional_actions, const struct termios *termios_p)
+{
+	if( fd == -1 ) {
+		errno = EBADF;
+		return -1;
+	}
+
+	if( !termios_p || (optional_actions & ~(7)) ) {
+		errno = EINVAL;
+		return -1;
+	}
+	
+	return 0;
+}
+
diff --git a/Usermode/Libraries/libposix.so_src/unistd.c b/Usermode/Libraries/libposix.so_src/unistd.c
index 68c4e522..9234319e 100644
--- a/Usermode/Libraries/libposix.so_src/unistd.c
+++ b/Usermode/Libraries/libposix.so_src/unistd.c
@@ -8,6 +8,7 @@
 #include <unistd.h>
 #include <acess/sys.h>
 #include <stdarg.h>
+#include <sys/select.h>
 
 // === CODE ===
 int unlink(const char *pathname)
@@ -85,9 +86,56 @@ int execv(const char *b, char *v[])
 	return _SysExecVE(b, v, NULL);
 }
 
+int dup(int oldfd)
+{
+	// NOTE: Acess's CopyFD doesn't cause offset sharing
+	// TODO: Check that -1 does cause a new allocation
+	return _SysCopyFD(oldfd, -1);
+}
+
 int dup2(int oldfd, int newfd)
 {
 	// NOTE: Acess's CopyFD doesn't cause offset sharing
 	return _SysCopyFD(oldfd, newfd);
 }
 
+pid_t getpid(void)
+{
+	return _SysGetPID();
+}
+
+uid_t getuid(void)
+{
+	return _SysGetUID();
+}
+
+int kill(pid_t pid, int signal)
+{
+	// TODO: Need special handling?
+	return _SysKill(pid, signal);
+}
+
+int select(int nfd, fd_set *rfd, fd_set *wfd, fd_set *efd, struct timeval *timeout)
+{
+	
+	if( timeout )
+	{
+		long long int ltimeout = 0;
+		ltimeout = timeout->tv_sec*1000 + timeout->tv_usec / 1000;
+		int ret = _SysSelect(nfd, rfd, wfd, efd, &ltimeout, 0);
+		return ret;
+	}
+	else
+	{
+		return _SysSelect(nfd, rfd, wfd, efd, NULL, 0);
+	}
+}
+
+int pipe(int pipefd[2])
+{
+	pipefd[0] = _SysOpen("/Devices/fifo/anon", OPENFLAG_READ|OPENFLAG_WRITE);
+	pipefd[1] = _SysCopyFD(pipefd[0], -1);
+	_SysFDFlags(pipefd[1], OPENFLAG_READ|OPENFLAG_WRITE, OPENFLAG_WRITE);
+	return 0;
+}
+
diff --git a/Usermode/Libraries/libposix.so_src/utmpx.c b/Usermode/Libraries/libposix.so_src/utmpx.c
new file mode 100644
index 00000000..ef63c921
--- /dev/null
+++ b/Usermode/Libraries/libposix.so_src/utmpx.c
@@ -0,0 +1,52 @@
+/*
+ * Acess2 POSIX Emulation
+ * - By John Hodge (thePowersGang)
+ *
+ * utmpx.c
+ * - User login records
+ */
+#include <stddef.h>
+#include <utmpx.h>
+
+/*
+ * Rewind UTMPX file pointer
+ */
+void setutxent(void)
+{
+}
+
+/*
+ * Close UTMPX file
+ */
+void endutxent(void)
+{
+}
+
+/*
+ * Read from current position in UTMPX file
+ */
+struct utmpx *getutxent(void)
+{
+	return NULL;
+}
+
+/*
+ * Locate an entry in the UTMPX file for a given id
+ */
+struct utmpx *getutxid(const struct utmpx *utmpx __attribute__((unused)))
+{
+	return NULL;
+}
+
+struct utmpx *getutxline(const struct utmpx *utmpx __attribute__((unused)))
+{
+	utmpx = NULL;
+	return NULL;
+}
+
+struct utmpx *pututxline(const struct utmpx *utmpx __attribute__((unused)))
+{
+	utmpx = NULL;
+	return NULL;
+}
+
diff --git a/Usermode/Libraries/libpsocket.so_src/socket.c b/Usermode/Libraries/libpsocket.so_src/socket.c
index 613e82b7..e2521ad3 100644
--- a/Usermode/Libraries/libpsocket.so_src/socket.c
+++ b/Usermode/Libraries/libpsocket.so_src/socket.c
@@ -227,3 +227,24 @@ int send(int sockfd, void *buffer, size_t length, int flags)
 	return _SysWrite(sockfd, buffer, length);
 }
 
+
+int setsockopt(int socket, int level, int option_name, const void *option_value, socklen_t option_len)
+{
+	return 0;
+}
+
+int getsockopt(int socket, int level, int option_name, void *option_value, socklen_t *option_len)
+{
+	return 0;
+}
+
+int getsockname(int socket, struct sockaddr *addr, socklen_t *addrlen)
+{
+	return 0;
+}
+
+int getpeername(int socket, struct sockaddr *addr, socklen_t *addrlen)
+{
+	return 0;
+}
+