From 55a1c9c89028f8930e5f65fe5484fa7ba0e18853 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Thu, 6 Sep 2018 16:32:49 -0400
Subject: move declarations for malloc internals to malloc_impl.h

---
 ldso/dynlink.c             | 2 +-
 src/internal/malloc_impl.h | 4 ++++
 src/malloc/expand_heap.c   | 3 +--
 src/malloc/lite_malloc.c   | 3 +--
 src/malloc/malloc.c        | 2 --
 5 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/ldso/dynlink.c b/ldso/dynlink.c
index b561454b..1d3dacc3 100644
--- a/ldso/dynlink.c
+++ b/ldso/dynlink.c
@@ -20,6 +20,7 @@
 #include "pthread_impl.h"
 #include "libc.h"
 #include "dynlink.h"
+#include "malloc_impl.h"
 
 static void error(const char *, ...);
 
@@ -500,7 +501,6 @@ static void redo_lazy_relocs()
 
 static void reclaim(struct dso *dso, size_t start, size_t end)
 {
-	void __malloc_donate(char *, char *);
 	if (start >= dso->relro_start && start < dso->relro_end) start = dso->relro_end;
 	if (end   >= dso->relro_start && end   < dso->relro_end) end = dso->relro_start;
 	if (start >= end) return;
diff --git a/src/internal/malloc_impl.h b/src/internal/malloc_impl.h
index 4355d84c..40d16960 100644
--- a/src/internal/malloc_impl.h
+++ b/src/internal/malloc_impl.h
@@ -8,6 +8,10 @@ int __munmap(void *, size_t);
 void *__mremap(void *, size_t, size_t, int, ...);
 int __madvise(void *, size_t, int);
 
+void *__expand_heap(size_t *);
+
+void __malloc_donate(char *, char *);
+
 struct chunk {
 	size_t psize, csize;
 	struct chunk *next, *prev;
diff --git a/src/malloc/expand_heap.c b/src/malloc/expand_heap.c
index d8c0be74..e6a3d7a0 100644
--- a/src/malloc/expand_heap.c
+++ b/src/malloc/expand_heap.c
@@ -4,6 +4,7 @@
 #include <sys/mman.h>
 #include "libc.h"
 #include "syscall.h"
+#include "malloc_impl.h"
 
 /* This function returns true if the interval [old,new]
  * intersects the 'len'-sized interval below &libc.auxv
@@ -27,8 +28,6 @@ static int traverses_stack_p(uintptr_t old, uintptr_t new)
 	return 0;
 }
 
-void *__mmap(void *, size_t, int, int, int, off_t);
-
 /* Expand the heap in-place if brk can be used, or otherwise via mmap,
  * using an exponential lower bound on growth by mmap to make
  * fragmentation asymptotically irrelevant. The size argument is both
diff --git a/src/malloc/lite_malloc.c b/src/malloc/lite_malloc.c
index 96c4feac..49157d36 100644
--- a/src/malloc/lite_malloc.c
+++ b/src/malloc/lite_malloc.c
@@ -3,11 +3,10 @@
 #include <limits.h>
 #include <errno.h>
 #include "libc.h"
+#include "malloc_impl.h"
 
 #define ALIGN 16
 
-void *__expand_heap(size_t *);
-
 static void *__simple_malloc(size_t n)
 {
 	static char *cur, *end;
diff --git a/src/malloc/malloc.c b/src/malloc/malloc.c
index d72883e1..96982596 100644
--- a/src/malloc/malloc.c
+++ b/src/malloc/malloc.c
@@ -123,8 +123,6 @@ void __dump_heap(int x)
 }
 #endif
 
-void *__expand_heap(size_t *);
-
 static struct chunk *expand_heap(size_t n)
 {
 	static int heap_lock[2];
-- 
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