From: Alex Riesen <fork0@users.sourceforge.net>
Date: Fri, 07 Oct 2005 21:39:52 GMT
Subject: Re: First cut at git port to Cygwin
Message-ID: <20051007213952.GA8821@steel.home>
In-Reply-To: <4346E8AC.5030503@citi.umich.edu>

Chuck Lever, Fri, Oct 07, 2005 23:29:16 +0200:
> s/malloc/xmalloc/

It's not that funny after second repost...

---

Make read_cache copy the index into memory, to improve portability on
other OS's which have mmap too, tend to use it less commonly.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>

diff --git a/read-cache.c b/read-cache.c
--- a/read-cache.c
+++ b/read-cache.c
@@ -497,9 +497,12 @@ int read_cache(void)
 	offset = sizeof(*hdr);
 	for (i = 0; i < active_nr; i++) {
 		struct cache_entry *ce = map + offset;
-		offset = offset + ce_size(ce);
-		active_cache[i] = ce;
+		size_t size = ce_size(ce);
+		struct cache_entry *newce = xmalloc(size);
+		offset = offset + size;
+		active_cache[i] = memcpy(newce, ce, size);
 	}
+	munmap(map, size);
 	return active_nr;
 
 unmap: