Move limits.h to the include directory

This turns limits.h into a standard header.

8 files changed, 8 insertions, 37 deletions

diff --git a/kern/bitmap.c b/kern/bitmap.c
index d270b9f5..0e13ef55 100644
--- a/kern/bitmap.c
+++ b/kern/bitmap.c
@@ -15,11 +15,11 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <limits.h>
 #include <string.h>
 
 #include <kern/bitmap.h>
 #include <kern/bitmap_i.h>
-#include <kern/limits.h>
 
 int
 bitmap_cmp(const unsigned long *a, const unsigned long *b, int nr_bits)
diff --git a/kern/bitmap.h b/kern/bitmap.h
index a10fb512..a604d17c 100644
--- a/kern/bitmap.h
+++ b/kern/bitmap.h
@@ -24,11 +24,11 @@
 #ifndef _KERN_BITMAP_H
 #define _KERN_BITMAP_H
 
+#include <limits.h>
 #include <string.h>
 
 #include <kern/atomic.h>
 #include <kern/bitmap_i.h>
-#include <kern/limits.h>
 
 #define BITMAP_DECLARE(name, nr_bits) unsigned long name[BITMAP_LONGS(nr_bits)]
 
diff --git a/kern/bitmap_i.h b/kern/bitmap_i.h
index 39a330c9..9b79d3ce 100644
--- a/kern/bitmap_i.h
+++ b/kern/bitmap_i.h
@@ -18,7 +18,8 @@
 #ifndef _KERN_BITMAP_I_H
 #define _KERN_BITMAP_I_H
 
-#include <kern/limits.h>
+#include <limits.h>
+
 #include <kern/macros.h>
 
 #define BITMAP_LONGS(nr_bits) DIV_CEIL(nr_bits, LONG_BIT)
diff --git a/kern/kmem.c b/kern/kmem.c
index 1f822b8a..7c94cb17 100644
--- a/kern/kmem.c
+++ b/kern/kmem.c
@@ -42,6 +42,7 @@
  */
 
 #include <assert.h>
+#include <limits.h>
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
@@ -49,7 +50,6 @@
 #include <string.h>
 
 #include <kern/init.h>
-#include <kern/limits.h>
 #include <kern/list.h>
 #include <kern/log2.h>
 #include <kern/kmem.h>
diff --git a/kern/limits.h b/kern/limits.h
deleted file mode 100644
index fa468537..00000000
--- a/kern/limits.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright (c) 2010-2014 Richard Braun.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _KERN_LIMITS_H
-#define _KERN_LIMITS_H
-
-#define CHAR_BIT 8
-
-#ifdef __LP64__
-#define LONG_BIT 64
-#else /* __LP64__ */
-#define LONG_BIT 32
-#endif /* __LP64__ */
-
-#endif /* _KERN_LIMITS_H */
diff --git a/kern/log2.h b/kern/log2.h
index ebcf2f38..ed12b441 100644
--- a/kern/log2.h
+++ b/kern/log2.h
@@ -22,8 +22,7 @@
 #define _KERN_LOG2_H
 
 #include <assert.h>
-
-#include <kern/limits.h>
+#include <limits.h>
 
 static inline unsigned int
 ilog2(unsigned long x)
diff --git a/kern/rdxtree.c b/kern/rdxtree.c
index b518c7f6..9d124393 100644
--- a/kern/rdxtree.c
+++ b/kern/rdxtree.c
@@ -16,6 +16,7 @@
  */
 
 #include <assert.h>
+#include <limits.h>
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
@@ -23,7 +24,6 @@
 
 #include <kern/error.h>
 #include <kern/kmem.h>
-#include <kern/limits.h>
 #include <kern/llsync.h>
 #include <kern/macros.h>
 #include <kern/rdxtree.h>
diff --git a/kern/sprintf.c b/kern/sprintf.c
index a606d866..f6346e99 100644
--- a/kern/sprintf.c
+++ b/kern/sprintf.c
@@ -15,12 +15,12 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <limits.h>
 #include <stdarg.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <stdio.h>
 
-#include <kern/limits.h>
 #include <kern/types.h>
 
 /*