Cleanup basic allocation variables and functions.

[bpt/emacs.git] / src / unexcw.c

diff --git a/src/unexcw.c b/src/unexcw.c
index f643c19..eae534c 100644 (file)
--- a/src/unexcw.c
+++ b/src/unexcw.c
@@ -1,7 +1,7 @@
 /* unexec() support for Cygwin;
    complete rewrite of xemacs Cygwin unexec() code
 
-   Copyright (C) 2004-2011 Free Software Foundation, Inc.
+   Copyright (C) 2004-2012 Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
@@ -33,6 +33,8 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 extern int bss_sbrk_did_unexec;
 
+extern int __malloc_initialized;
+
 /* emacs symbols that indicate where bss and data end for emacs internals */
 extern char my_endbss[];
 extern char my_edata[];
@@ -210,9 +212,12 @@ fixup_executable (int fd)
            lseek (fd, (long) (exe_header->section_header[i].s_scnptr),
                   SEEK_SET);
          assert (ret != -1);
+         /* force the dumped emacs to reinitialize malloc */
+         __malloc_initialized = 0;
          ret =
            write (fd, (char *) start_address,
                   my_endbss - (char *) start_address);
+         __malloc_initialized = 1;
          assert (ret == (my_endbss - (char *) start_address));
          if (debug_unexcw)
            printf ("         .bss, mem start 0x%08x mem length %d\n",