add pwd, thanks stateless

LICENSE

@@ -2,6 +2,7 @@ MIT/X Consortium License
 
 © 2011 Connor Lane Smith <cls@lubutu.com>
 © 2011 Kamil Cholewiński <harry666t@gmail.com>
+© 2011 stateless <stateless@archlinux.us>
 
 Permission is hereby granted, free of charge, to any person obtaining a
 copy of this software and associated documentation files (the "Software"),

Makefile

@@ -1,6 +1,6 @@
 include config.mk
 
-SRC = basename.c cat.c date.c echo.c false.c grep.c sleep.c tee.c touch.c true.c wc.c
+SRC = basename.c cat.c date.c echo.c false.c grep.c pwd.c sleep.c tee.c touch.c true.c wc.c
 OBJ = $(SRC:.c=.o) util.o
 BIN = $(SRC:.c=)
 MAN = $(SRC:.c=.1)

basename.1

@@ -7,7 +7,7 @@ basename \- strip directory from filename
 .RI [ suffix ]
 .SH DESCRIPTION
 .B basename
-prints to stdout the
+prints the
 .I string
 with any leading directory components, and the
 .IR suffix ,

pwd.1

@@ -0,0 +1,8 @@
+.TH PWD 1 sbase\-VERSION
+.SH NAME
+pwd \- print working directory
+.SH SYNOPSIS
+.B pwd
+.SH DESCRIPTION
+.B pwd
+prints the path of the current working directory.

pwd.c

@@ -0,0 +1,22 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "util.h"
+
+int
+main(void)
+{
+	char *buf;
+	long size;
+
+	if((size = pathconf(".", _PC_PATH_MAX)) < 0)
+		size = BUFSIZ;
+	if(!(buf = malloc(size)))
+		eprintf("malloc:");
+	if(!getcwd(buf, size))
+		eprintf("getcwd:");
+
+	puts(buf);
+	return EXIT_SUCCESS;
+}