src/unexsol.c

   1 /* Trivial unexec for Solaris.  */
   2
   3 #include <config.h>
   4 #include <stdlib.h>
   5 #include <dlfcn.h>
   6
   7 #include "lisp.h"
   8
   9 int
  10 unexec (char *new_name, char *old_name, unsigned int data_start,
  11         unsigned int bss_start, unsigned int entry_address)
  12 {
  13   Lisp_Object data;
  14   Lisp_Object errstring;
  15
  16   if (! dldump (0, new_name, RTLD_MEMORY))
  17     return 0;
  18
  19   data = Fcons (build_string (new_name), Qnil);
  20   synchronize_system_messages_locale ();
  21   errstring = code_convert_string_norecord (build_string (dlerror ()),
  22                                             Vlocale_coding_system, 0);
  23
  24   /* System error messages are capitalized.  Downcase the initial
  25      unless it is followed by a slash.  */
  26   if (SREF (errstring, 1) != '/')
  27     SSET (errstring, 0, DOWNCASE (SREF (errstring, 0)));
  28
  29   Fsignal (Qfile_error,
  30            Fcons (build_string ("Cannot unexec"), Fcons (errstring, data)));
  31 }