fast-export: Do parent rewriting to avoid dropping relevant commits

diff --git a/sha1_file.c b/sha1_file.c
index bd5edd8e657536e60fcb68d427df134c84f816c5..8f5fe62d545ace21c338cd554c76bac5d5acb431 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -1162,8 +1162,7 @@ unsigned long unpack_object_header_buffer(const unsigned char *buf,
                unsigned long len, enum object_type *type, unsigned long *sizep)
 {
        unsigned shift;
-       unsigned char c;
-       unsigned long size;
+       unsigned long size, c;
        unsigned long used = 0;
 
        c = buf[used++];
@@ -2251,7 +2250,7 @@ int move_temp_to_file(const char *tmpfile, const char *filename)
                        goto out;
                ret = errno;
        }
-       unlink(tmpfile);
+       unlink_or_warn(tmpfile);
        if (ret) {
                if (ret != EEXIST) {
                        return error("unable to write sha1 filename %s: %s\n", filename, strerror(ret));