Split libc/dirent/fddir-sortix.cpp into multiple files.

libc/Makefile

@@ -228,7 +228,8 @@ $(CPUDIR)/fork.o \
 $(CPUDIR)/setjmp.o \
 $(CPUDIR)/signal.o \
 $(CPUDIR)/syscall.o \
-dirent/fddir-sortix.o \
+dirent/fdopendir.o \
+dirent/opendir.o \
 dirent/scandir.o \
 dlfcn/dlfcn.o \
 error/gnu_error.o \

libc/dirent/fdopendir.cpp

@@ -1,6 +1,6 @@
 /*******************************************************************************
 
-    Copyright(C) Jonas 'Sortie' Termansen 2011.
+    Copyright(C) Jonas 'Sortie' Termansen 2011, 2014.
 
     This file is part of the Sortix C Library.
 
@@ -17,7 +17,7 @@
     You should have received a copy of the GNU Lesser General Public License
     along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
 
-    dirent/fddir-sortix.cpp
+    dirent/fdopendir.cpp
     Handles the file descriptor backend for the DIR* API on Sortix.
 
 *******************************************************************************/
@@ -126,7 +126,8 @@ extern "C" DIR* fdopendir(int fd)
 		return NULL;
 
 	DIR* dir = dnewdir();
-	if ( !dir ) { free(info); return NULL; }
+	if ( !dir )
+		return free(info), (DIR*) NULL;
 
 	int old_dflags = fcntl(fd, F_GETFD);
 	if ( 0 <= old_dflags )
@@ -142,12 +143,3 @@ extern "C" DIR* fdopendir(int fd)
 
 	return dir;
 }
-
-extern "C" DIR* opendir(const char* path)
-{
-	int fd = open(path, O_RDONLY | O_DIRECTORY | O_CLOEXEC);
-	if ( fd < 0 ) { return NULL; }
-	DIR* dir = fdopendir(fd);
-	if ( !dir ) { close(fd); return NULL; }
-	return dir;
-}

libc/dirent/opendir.cpp

@@ -0,0 +1,39 @@
+/*******************************************************************************
+
+    Copyright(C) Jonas 'Sortie' Termansen 2011, 2014.
+
+    This file is part of the Sortix C Library.
+
+    The Sortix C Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or (at your
+    option) any later version.
+
+    The Sortix C Library is distributed in the hope that it will be useful, but
+    WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+    or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+    License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
+
+    dirent/opendir.cpp
+    Opens a stream for the directory specified by the path.
+
+*******************************************************************************/
+
+#include <dirent.h>
+#include <fcntl.h>
+#include <stddef.h>
+#include <unistd.h>
+
+extern "C" DIR* opendir(const char* path)
+{
+	int fd = open(path, O_RDONLY | O_DIRECTORY | O_CLOEXEC);
+	if ( fd < 0 )
+		return NULL;
+	DIR* dir = fdopendir(fd);
+	if ( !dir )
+		return close(fd), (DIR*) NULL;
+	return dir;
+}