* nlmconv.c (main): Warn about an attempt to use a shared library

	with uninitialized data.

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 68466a4..7c51761 100644 (file)
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,5 +1,8 @@
 Fri Jan 14 14:42:48 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)
 
+       * nlmconv.c (main): Warn about an attempt to use a shared library
+       with uninitialized data.
+
        * nlmconv.c (setup_sections): Make sure that we align the
        output_offset of each input section appropriately.
 

diff --git a/binutils/nlmconv.c b/binutils/nlmconv.c
index 94d3658..812fe8b 100644 (file)
--- a/binutils/nlmconv.c
+++ b/binutils/nlmconv.c
@@ -723,6 +723,13 @@ main (argc, argv)
                 need.  However, we would have to figure out the sizes
                 of the external and public information, and that can
                 not be done without reading through them.  */
+             if (sharedhdr.uninitializedDataSize > 0)
+               {
+                 /* There is no place to record this information.  */
+                 fprintf (stderr,
+                          "%s:%s: warning: shared libraries can not have uninitialized data\n",
+                          program_name, sharelib_file);
+               }
              shared_offset = st.st_size;
              if (shared_offset > sharedhdr.codeImageOffset)
                shared_offset = sharedhdr.codeImageOffset;