X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fnbsd-nat.c;h=9205b2f9bc5ee5aa7e50958ddfbc7b8c00019665;hb=4da3eb35ef0545aac35dbd09070e5bf925f947d3;hp=50ba3c5a7239143a04fb30e8c16e2780a2178e30;hpb=766062f62f6362cdee0cdd33170002adea365fb2;p=deliverable%2Fbinutils-gdb.git

diff --git a/gdb/nbsd-nat.c b/gdb/nbsd-nat.c
index 50ba3c5a72..9205b2f9bc 100644
--- a/gdb/nbsd-nat.c
+++ b/gdb/nbsd-nat.c
@@ -1,7 +1,6 @@
 /* Native-dependent code for NetBSD.
 
-   Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011
-   Free Software Foundation, Inc.
+   Copyright (C) 2006-2017 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -20,27 +19,25 @@
 
 #include "defs.h"
 
-#include <sys/param.h>
-
 #include "nbsd-nat.h"
 
 /* Return the name of a file that can be opened to get the symbols for
    the child process identified by PID.  */
 
 char *
-nbsd_pid_to_exec_file (int pid)
+nbsd_pid_to_exec_file (struct target_ops *self, int pid)
 {
-  size_t len = MAXPATHLEN;
-  char *buf = xcalloc (len, sizeof (char));
-  char *path;
+  ssize_t len;
+  static char buf[PATH_MAX];
+  char name[PATH_MAX];
 
-  path = xstrprintf ("/proc/%d/exe", pid);
-  if (readlink (path, buf, MAXPATHLEN) == -1)
+  xsnprintf (name, PATH_MAX, "/proc/%d/exe", pid);
+  len = readlink (name, buf, PATH_MAX - 1);
+  if (len != -1)
     {
-      xfree (buf);
-      buf = NULL;
+      buf[len] = '\0';
+      return buf;
     }
 
-  xfree (path);
-  return buf;
+  return NULL;
 }