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[Qemu-devel] [patch] unbreak linux-user builds
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [patch] unbreak linux-user builds |
Date: |
Fri, 23 Jan 2009 13:10:53 +0100 |
User-agent: |
Thunderbird 2.0.0.19 (X11/20090105) |
$subject says all
please apply,
Gerd
>From b0dbc4afae21c0f8fb9c6ec509fd07515307fc6d Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <address@hidden>
Date: Fri, 23 Jan 2009 12:49:00 +0100
Subject: [PATCH 1/3] linux-user: add qemu_realloc() implementation to unbreak
the build.
Signed-off-by: Gerd Hoffmann <address@hidden>
---
linux-user/mmap.c | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/linux-user/mmap.c b/linux-user/mmap.c
index 8e81cde..d0fc3e3 100644
--- a/linux-user/mmap.c
+++ b/linux-user/mmap.c
@@ -123,6 +123,19 @@ void qemu_free(void *ptr)
munmap(p, *p);
}
+void *qemu_realloc(void *ptr, size_t size)
+{
+ size_t old_size, copy;
+ void *new_ptr;
+
+ old_size = *(size_t *)((char *)ptr - 16);
+ copy = old_size < size ? old_size : size;
+ new_ptr = qemu_malloc(size);
+ memcpy(new_ptr, ptr, copy);
+ qemu_free(ptr);
+ return new_ptr;
+}
+
/* NOTE: all the constants are the HOST ones, but addresses are target. */
int target_mprotect(abi_ulong start, abi_ulong len, int prot)
{
--
1.6.1
- [Qemu-devel] [patch] unbreak linux-user builds,
Gerd Hoffmann <=