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--- a/gvdb/gvdb-builder.c
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+++ b/gvdb/gvdb-builder.c
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@@ -21,6 +21,7 @@
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 #include "gvdb-format.h"
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 #include <glib.h>
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+#include <glib/gstdio.h>
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 #include <fcntl.h>
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 #if !defined(G_OS_WIN32) || !defined(_MSC_VER)
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 #include <unistd.h>
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@@ -509,13 +510,20 @@ gvdb_table_write_contents (GHashTable   *table,
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   gboolean status;
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   FileBuilder *fb;
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   GString *str;
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+  GStatBuf buf;
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+  gint stat_ret;
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   fb = file_builder_new (byteswap);
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   file_builder_add_hash (fb, table, &root);
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   str = file_builder_serialise (fb, root);
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+  stat_ret = g_stat (filename, &buf;;
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+
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   status = g_file_set_contents (filename, str->str, str->len, error);
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   g_string_free (str, TRUE);
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+  if (stat_ret == 0)
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+    g_chmod (filename, buf.st_mode);
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+
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   return status;
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 }