Merge branch 'development' into clone

1 files changed, 51 insertions, 0 deletions

diff --git a/src/amiga/map.c b/src/amiga/map.c
new file mode 100755
index 000000000..2fb065c8b
--- /dev/null
+++ b/src/amiga/map.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2009-2012 the libgit2 contributors
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
+#include <git2/common.h>
+
+#ifndef GIT_WIN32
+
+#include "posix.h"
+#include "map.h"
+#include <errno.h>
+
+int p_mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t offset)
+{
+	GIT_MMAP_VALIDATE(out, len, prot, flags);
+
+	out->data = NULL;
+	out->len = 0;
+
+	if ((prot & GIT_PROT_WRITE) && ((flags & GIT_MAP_TYPE) == GIT_MAP_SHARED)) {
+		giterr_set(GITERR_OS, "Trying to map shared-writeable");
+		return -1;
+	}
+
+	if((out->data = malloc(len))) {
+		p_lseek(fd, offset, SEEK_SET);
+		p_read(fd, out->data, len);
+	}
+
+	if (!out->data || (out->data == MAP_FAILED)) {
+		giterr_set(GITERR_OS, "Failed to mmap. Could not write data");
+		return -1;
+	}
+
+	out->len = len;
+
+	return 0;
+}
+
+int p_munmap(git_map *map)
+{
+	assert(map != NULL);
+	free(map->data);
+
+	return 0;
+}
+
+#endif
+