Add per-unit obstack

[deliverable/binutils-gdb.git] / gdb / go32-nat.c

diff --git a/gdb/go32-nat.c b/gdb/go32-nat.c
index 8c71bd7650fc01322d0d86fb49fa7c411ddca2a6..b3ebd6cf22956c3ff7df27194a441d3edb643ed8 100644 (file)
--- a/gdb/go32-nat.c
+++ b/gdb/go32-nat.c
@@ -1,5 +1,5 @@
 /* Native debugging support for Intel x86 running DJGPP.
-   Copyright (C) 1997-2019 Free Software Foundation, Inc.
+   Copyright (C) 1997-2020 Free Software Foundation, Inc.
    Written by Robert Hoehne.
 
    This file is part of GDB.
@@ -507,7 +507,8 @@ go32_nat_target::wait (ptid_t ptid, struct target_waitstatus *status,
     }
 
   getcwd (child_cwd, sizeof (child_cwd)); /* in case it has changed */
-  chdir (current_directory);
+  if (current_directory != NULL)
+    chdir (current_directory);
 
   if (a_tss.tss_irqn == 0x21)
     {
@@ -2080,8 +2081,9 @@ go32_info_dos_command (const char *args, int from_tty)
   help_list (info_dos_cmdlist, "info dos ", class_info, gdb_stdout);
 }
 
+void _initialize_go32_nat ();
 void
-_initialize_go32_nat (void)
+_initialize_go32_nat ()
 {
   x86_dr_low.set_control = go32_set_dr7;
   x86_dr_low.set_addr = go32_set_dr;