FF4 - header file reorg

- Added new util.h and text.h header files.
- Corresponding edits.

src/util.h

@@ -0,0 +1,76 @@
+////////////////////////////////////////////////////////////////////////////////
+// task - a command line task list manager.
+//
+// Copyright 2006 - 2009, Paul Beckingham.
+// All rights reserved.
+//
+// This program is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free Software
+// Foundation; either version 2 of the License, or (at your option) any later
+// version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+// details.
+//
+// You should have received a copy of the GNU General Public License along with
+// this program; if not, write to the
+//
+//     Free Software Foundation, Inc.,
+//     51 Franklin Street, Fifth Floor,
+//     Boston, MA
+//     02110-1301
+//     USA
+//
+////////////////////////////////////////////////////////////////////////////////
+#ifndef INCLUDED_UTIL
+#define INCLUDED_UTIL
+
+#include <string>
+#include <vector>
+#include <map>
+#include <sys/types.h>
+#include "../auto.h"
+
+#ifndef min
+#define min(a,b) ((a) < (b) ? (a) : (b))
+#endif
+
+#ifndef max
+#define max(a,b) ((a) > (b) ? (a) : (b))
+#endif
+
+#define foreach(i, c)                                              \
+for (typeof (c) *foreach_p = & (c);                                \
+     foreach_p;                                                    \
+     foreach_p = 0)                                                \
+  for (typeof (foreach_p->begin()) i = foreach_p->begin();         \
+       i != foreach_p->end();                                      \
+       ++i)
+
+// util.cpp
+bool confirm (const std::string&);
+void delay (float);
+void formatTimeDeltaDays (std::string&, time_t);
+std::string formatSeconds (time_t);
+int autoComplete (const std::string&, const std::vector<std::string>&, std::vector<std::string>&);
+const std::string uuid ();
+int convertDuration (const std::string&);
+std::string expandPath (const std::string&);
+
+#ifdef SOLARIS
+  #define LOCK_SH 1
+  #define LOCK_EX 2
+  #define LOCK_NB 4
+  #define LOCK_UN 8
+
+  int flock (int, int);
+#endif
+
+bool slurp (const std::string&, std::vector <std::string>&, bool trimLines = false);
+bool slurp (const std::string&, std::string&, bool trimLines = false);
+void spit (const std::string&, const std::string&);
+
+#endif
+////////////////////////////////////////////////////////////////////////////////