pack-objects: pass length to check_pack_crc() without truncation

diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index a27de5b323f3fc7852a48fdc6de99414e8005c10..a3a98c57410b0a32ed85c87013f8bd682af3a75a 100644 (file)
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -349,7 +349,7 @@ static unsigned long write_reuse_object(struct sha1file *f, struct object_entry
        struct revindex_entry *revidx;
        off_t offset;
        enum object_type type = entry->type;
-       unsigned long datalen;
+       off_t datalen;
        unsigned char header[10], dheader[10];
        unsigned hdrlen;
 
@@ -759,6 +759,10 @@ static off_t write_reused_pack(struct sha1file *f)
        return reuse_packfile_offset - sizeof(struct pack_header);
 }
 
+static const char no_split_warning[] = N_(
+"disabling bitmap writing, packs are split due to pack.packSizeLimit"
+);
+
 static void write_pack_file(void)
 {
        uint32_t i = 0, j;
@@ -813,7 +817,10 @@ static void write_pack_file(void)
                        fixup_pack_header_footer(fd, sha1, pack_tmp_name,
                                                 nr_written, sha1, offset);
                        close(fd);
-                       write_bitmap_index = 0;
+                       if (write_bitmap_index) {
+                               warning(_(no_split_warning));
+                               write_bitmap_index = 0;
+                       }
                }
 
                if (!pack_to_stdout) {