indexer: use mmap for writing

Some OSs cannot keep their ideas about file content straight when mixing
standard IO with file mapping. As we use mmap for reading from the
packfile, let's make writing to the pack file use mmap.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/win32/map.c b/src/win32/map.c
index 902ea3994..ef83f882e 100644
--- a/src/win32/map.c
+++ b/src/win32/map.c
@@ -23,6 +23,11 @@ static DWORD get_page_size(void)
 	return page_size;
 }
 
+long git__page_size(void)
+{
+	return (long)get_page_size();
+}
+
 int p_mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t offset)
 {
 	HANDLE fh = (HANDLE)_get_osfhandle(fd);