Update copyright lines.

[simgrid.git] / src / xbt / xbt_os_file.cpp

diff --git a/src/xbt/xbt_os_file.cpp b/src/xbt/xbt_os_file.cpp
index edf2281..f3d232d 100644 (file)
--- a/src/xbt/xbt_os_file.cpp
+++ b/src/xbt/xbt_os_file.cpp
@@ -1,30 +1,49 @@
-/* xbt_os_file.cpp -- portable interface to file-related functions            */
+/* xbt_os_file.cpp -- portable interface to file-related functions          */
 
-/* Copyright (c) 2017-2018. The SimGrid Team.
- * All rights reserved.                                                     */
+/* Copyright (c) 2017-2021. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
+#include "src/internal_config.h"
+#include "xbt/asserts.h"
 #include "xbt/file.hpp" /* this module */
 
 #ifdef _WIN32
 #include <windows.h>
 #endif
 
+#if HAVE_UNISTD_H
+#include <array>
+#include <cerrno>
+#include <unistd.h>
+#endif
+
 #include <cstring>
 #include <libgen.h> /* POSIX dirname */
 
-std::string simgrid::xbt::Path::get_dir_name()
+simgrid::xbt::Path::Path()
+{
+#if HAVE_UNISTD_H
+  std::array<char, 2048> buffer;
+  const char* cwd = getcwd(buffer.data(), 2048);
+  xbt_assert(cwd != nullptr, "Error during getcwd: %s", strerror(errno));
+  path_ = std::string(cwd);
+#else
+  path_ = std::string(".");
+#endif
+}
+
+std::string simgrid::xbt::Path::get_dir_name() const
 {
   std::string p(path_);
-  char *res = dirname(&p[0]);
+  const char* res = dirname(&p[0]);
   return std::string(res, strlen(res));
 }
 
-std::string simgrid::xbt::Path::get_base_name()
+std::string simgrid::xbt::Path::get_base_name() const
 {
   std::string p(path_);
-  char *res = basename(&p[0]);
+  const char* res = basename(&p[0]);
   return std::string(res, strlen(res));
 }