Setup compilation, command line handling

1 files changed, 96 insertions, 0 deletions

diff --git a/bdep/utility.cxx b/bdep/utility.cxx
new file mode 100644
index 0000000..cb005a0
--- /dev/null
+++ b/bdep/utility.cxx
@@ -0,0 +1,96 @@
+// file      : bdep/utility.cxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#include <bdep/utility.hxx>
+
+#include <iostream>     // cout, cin
+
+#include <libbutl/process.mxx>
+#include <libbutl/fdstream.mxx>
+
+#include <bdep/diagnostics.hxx>
+
+using namespace std;
+using namespace butl;
+
+namespace bdep
+{
+  const string empty_string;
+  const path empty_path;
+  const dir_path empty_dir_path;
+
+  bool
+  exists (const path& f, bool ignore_error)
+  {
+    try
+    {
+      return file_exists (f, true /* follow_symlinks */, ignore_error);
+    }
+    catch (const system_error& e)
+    {
+      fail << "unable to stat path " << f << ": " << e << endf;
+    }
+  }
+
+  bool
+  exists (const dir_path& d, bool ignore_error)
+  {
+    try
+    {
+      return dir_exists (d, ignore_error);
+    }
+    catch (const system_error& e)
+    {
+      fail << "unable to stat path " << d << ": " << e << endf;
+    }
+  }
+
+  bool
+  empty (const dir_path& d)
+  {
+    try
+    {
+      return dir_empty (d);
+    }
+    catch (const system_error& e)
+    {
+      fail << "unable to scan directory " << d << ": " << e << endf;
+    }
+  }
+
+  void
+  mk (const dir_path& d)
+  {
+    if (verb >= 3)
+      text << "mkdir " << d;
+
+    try
+    {
+      try_mkdir (d);
+    }
+    catch (const system_error& e)
+    {
+      fail << "unable to create directory " << d << ": " << e;
+    }
+  }
+
+  void
+  rm (const path& f, uint16_t v)
+  {
+    if (verb >= v)
+      text << "rm " << f;
+
+    try
+    {
+      if (try_rmfile (f) == rmfile_status::not_exist)
+        fail << "unable to remove file " << f << ": file does not exist";
+    }
+    catch (const system_error& e)
+    {
+      fail << "unable to remove file " << f << ": " << e;
+    }
+  }
+
+  dir_path exec_dir;
+}