From 61377c582e0f2675baa5f5e6e30a35d1a4164b33 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Mon, 1 May 2017 16:08:43 +0300
Subject: Add hxx extension for headers and lib prefix for library dir

---
 libbutl/process.ixx | 207 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 207 insertions(+)
 create mode 100644 libbutl/process.ixx

(limited to 'libbutl/process.ixx')

diff --git a/libbutl/process.ixx b/libbutl/process.ixx
new file mode 100644
index 0000000..9a09487
--- /dev/null
+++ b/libbutl/process.ixx
@@ -0,0 +1,207 @@
+// file      : libbutl/process.ixx -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#include <utility> // move()
+
+namespace butl
+{
+  // process_path
+  //
+  inline process_path::
+  ~process_path ()
+  {
+    if (args0_ != nullptr)
+      *args0_ = initial;
+  }
+
+  inline process_path::
+  process_path (const char* i, path&& r, path&& e)
+      : initial (i),
+        recall (std::move (r)),
+        effect (std::move (e)),
+        args0_ (nullptr) {}
+
+  inline process_path::
+  process_path (process_path&& p)
+      : initial (p.initial),
+        recall (std::move (p.recall)),
+        effect (std::move (p.effect)),
+        args0_ (p.args0_)
+  {
+    p.args0_ = nullptr;
+  }
+
+  inline process_path& process_path::
+  operator= (process_path&& p)
+  {
+    if (this != &p)
+    {
+      if (args0_ != nullptr)
+        *args0_ = initial;
+
+      initial = p.initial;
+      recall = std::move (p.recall);
+      effect = std::move (p.effect);
+      args0_ = p.args0_;
+
+      p.args0_ = nullptr;
+    }
+
+    return *this;
+  }
+
+  inline const char* process_path::
+  recall_string () const
+  {
+    return recall.empty () ? initial : recall.string ().c_str ();
+  }
+
+  inline const char* process_path::
+  effect_string () const
+  {
+    return effect.empty () ? recall_string () : effect.string ().c_str ();
+  }
+
+  // process_exit
+  //
+#ifdef _WIN32
+  inline int process_exit::
+  signal () const
+  {
+    return 0;
+  }
+
+  inline bool process_exit::
+  core () const
+  {
+    return false;
+  }
+#endif
+
+  // process
+  //
+#ifndef _WIN32
+  inline process::id_type process::
+  id () const
+  {
+    return handle;
+  }
+#endif
+
+  inline process_path process::
+  path_search (const char*& a0, const dir_path& fb)
+  {
+    process_path r (path_search (a0, true, fb));
+
+    if (!r.recall.empty ())
+    {
+      r.args0_ = &a0;
+      a0 = r.recall.string ().c_str ();
+    }
+
+    return r;
+  }
+
+  inline process_path process::
+  path_search (const std::string& f, bool i, const dir_path& fb)
+  {
+    return path_search (f.c_str (), i, fb);
+  }
+
+  inline process_path process::
+  path_search (const path& f, bool i, const dir_path& fb)
+  {
+    return path_search (f.string ().c_str (), i, fb);
+  }
+
+  inline process_path process::
+  try_path_search (const std::string& f, bool i, const dir_path& fb)
+  {
+    return try_path_search (f.c_str (), i, fb);
+  }
+
+  inline process_path process::
+  try_path_search (const path& f, bool i, const dir_path& fb)
+  {
+    return try_path_search (f.string ().c_str (), i, fb);
+  }
+
+  inline process::
+  process (optional<process_exit> e)
+      : handle (0),
+        exit (std::move (e)),
+        out_fd (-1),
+        in_ofd (-1),
+        in_efd (-1)
+  {
+  }
+
+  inline process::
+  process (const char* args[], int in, int out, int err)
+      : process (nullptr, path_search (args[0]), args, in, out, err) {}
+
+  inline process::
+  process (const process_path& pp, const char* args[],
+           int in, int out, int err)
+      : process (nullptr, pp, args, in, out, err) {}
+
+  inline process::
+  process (const char* args[], process& in, int out, int err)
+      : process (nullptr, path_search (args[0]), args, in, out, err) {}
+
+  inline process::
+  process (const process_path& pp, const char* args[],
+           process& in, int out, int err)
+      : process (nullptr, pp, args, in, out, err) {}
+
+  inline process::
+  process (const char* cwd, const char* args[], int in, int out, int err)
+      : process (cwd, path_search (args[0]), args, in, out, err) {}
+
+  inline process::
+  process (const char* cwd, const char* args[], process& in, int out, int err)
+      : process (cwd, path_search (args[0]), args, in, out, err) {}
+
+  inline process::
+  process (process&& p)
+      : handle (p.handle),
+        exit   (std::move (p.exit)),
+        out_fd (std::move (p.out_fd)),
+        in_ofd (std::move (p.in_ofd)),
+        in_efd (std::move (p.in_efd))
+  {
+    p.handle = 0;
+  }
+
+  inline process& process::
+  operator= (process&& p)
+  {
+    if (this != &p)
+    {
+      if (handle != 0)
+        wait ();
+
+      handle = p.handle;
+      exit   = std::move (p.exit);
+      out_fd = std::move (p.out_fd);
+      in_ofd = std::move (p.in_ofd);
+      in_efd = std::move (p.in_efd);
+
+      p.handle = 0;
+    }
+
+    return *this;
+  }
+
+  inline bool process::
+  try_wait (bool& s)
+  {
+    bool r (try_wait ());
+
+    if (r)
+      s = exit && exit->normal () && exit->code () == 0;
+
+    return r;
+  }
+}
-- 
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