first commit

src/coreutils/pwd/pwd.c

@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <limits.h>
+#include <errno.h>
+
+int main(void) {
+	char cwd[PATH_MAX];
+
+	if (getcwd(cwd, sizeof(cwd)))
+		puts(cwd);
+
+	else {
+		fprintf(stderr, "pwd: %s\n", strerror(errno));
+		return 1;
+	}
+
+	return 0;
+}