Program: bbtk
Module: $RCSfile: bbtkUtilities.h,v $
Language: C++
- Date: $Date: 2008/01/23 07:51:51 $
- Version: $Revision: 1.3 $
+ Date: $Date: 2008/05/06 13:45:12 $
+ Version: $Revision: 1.15 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See doc/license.txt or
* \class bbtk::Utilities
* \brief various usefull methods
*/
-
+
#ifndef __bbtkUtilities_h_INCLUDED__
#define __bbtkUtilities_h_INCLUDED__
#define BBTK_USE_TERMIOS_BASED_PROMPT
#endif
+#ifdef _MSC_VER
+ #include <windows.h>
+ #include <direct.h>
+#else
+ #include <dirent.h>
+ #include <sys/types.h>
+#endif
+
+#include <cctype> // std::toupper
+//#include "bbtkMessageManager.h"
+
namespace bbtk
{
/// Holds various usefull methods
struct BBTK_EXPORT Utilities
{
- // See : http://www.techbytes.ca/techbyte103.html for more O.S.
- static inline bool FileExists(std::string strFilename)
- {
- struct stat stFileInfo;
- bool blnReturn;
- int intStat;
-
- // Attempt to get the file attributes
- intStat = stat(strFilename.c_str(),&stFileInfo);
- if(intStat == 0) {
- // We were able to get the file attributes
- // so the file obviously exists.
- blnReturn = true;
- } else {
- // We were not able to get the file attributes.
- // This may mean that we don't have permission to
- // access the folder which contains this file. If you
- // need to do that level of checking, lookup the
- // return values of stat which will give you
- // more details on why stat failed.
- blnReturn = false;
- }
-
- return(blnReturn);
- }
-
-
-// ===================================================================================
-
- static std::string ExtractPackageName(const std::string &name,
- std::string& path)
- {
- std::string pkgname;
- path = "";
-
- std::string::size_type slash_position = name.find_last_of("/\\");
- if (slash_position != std::string::npos)
- {
- pkgname = name.substr(slash_position+1,std::string::npos);
- path = name.substr(0,slash_position);
- // std::cout << "F:P='"<<path<<"'"<<std::endl;//+1,std::string::npos);
- }
- else
- {
- pkgname = name;
- }
-
- // remove {.so | dll} if any
- std::string::size_type dot_position = pkgname.find_last_of('.');
- if (dot_position != std::string::npos){
- pkgname = pkgname.substr(0,dot_position);
- }
-#if defined(__GNUC__)
- // GCC mechanism
- // shared lib name = libbb<name>.so
-
- // remove {libbb} if any
- if (memcmp ( pkgname.c_str(), "libbb", 5) == 0) {
- pkgname = pkgname.substr(5, pkgname.length());
- }
- /*
- /// \ \todo what would happen if (stupid) user names his package 'libbb' ?!?
- /// \ --> Should be forbidden!
- */
-#elif defined(_WIN32)
-
- // WIN 32 mechanism
- // shared lib name = <name>.dll
-
- // remove {bb} if any
- if (memcmp (pkgname.c_str(), "bb", 2) == 0) {
- pkgname = pkgname.substr(2, pkgname.length());
- }
-
- /*
- /// \ \todo what would happen if (stupid) user names his package 'bb' ?!?
- /// \ --> Should be forbidden!
- */
-#else
- bbtkError("neither __GNUC__ nor _WIN32 ?!? How did you compile ?");
-#endif
- return pkgname;
- }
-
-// ===================================================================================
-
- static std::string ExtractScriptName(const std::string &name)
- {
- std::string pkgname;
-
- std::string::size_type slash_position = name.find_last_of("/\\");
- if (slash_position != std::string::npos) {
- pkgname =name.substr(slash_position+1,std::string::npos);
- } else {
- pkgname = name;
- }
- // remove {.bbs } if any
- std::string::size_type dot_position = pkgname.find_last_of('.');
- if (dot_position != std::string::npos){
- pkgname = pkgname.substr(0,dot_position);
- }
- return pkgname;
- }
-
-// ===================================================================================
-
- static std::string ExpandLibName(const std::string &name, bool verbose)
- {
- // ----- Think of expanding path name ( ./ ../ ../../ )
-
- char buf[2048]; // for getcwd
- char * currentDir = getcwd(buf, 2048);
- std::string cwd(currentDir);
- std::string libname(name);
-
- // tooHigh : true is user supplies a library pathname with too many "../"
- bool tooHigh = false;
-
- if ( name[0] == '/' || name[0] == '\\' )
- {
- return(libname);
- }
- else if (name[0] == '.' && (name[1] == '/' || name[1] == '\\') )
- {
- libname = cwd + ConfigurationFile::GetInstance().Get_file_separator () + name.substr(2, name.length());
- return(libname);
- }
- else if ( name[0] == '.' && name[1] == '.' && (name[2] == '/' || name[2] == '\\') )
- {
- if ( IsAtRoot(cwd) ) // hope it gets / (for Linux), C: D: (for Windows)
- {
- // if we are already at / or c: --> hopeless
- if (verbose)
- std::cout << " File path [" << name << "] doesn't exist" << std::endl;
- tooHigh = true;
- }
- else
- {
- // iterate on ../ and go up from the current working dir!
- std::string a(name);
- bool alreadyProcessRoot = false;
- for(;;)
- {
- std::string::size_type slash_position = cwd.find_last_of(ConfigurationFile::GetInstance().Get_file_separator ());
- if (slash_position != std::string::npos) {
- if (slash_position == 0)
- slash_position = 1;
- cwd = cwd.substr(0,slash_position/*+1*/);
- a = a.substr(3, name.length()); // remove ../
- if (a == "" || alreadyProcessRoot)
- {
- if (verbose)
- std::cout << " File path [" << name << "] doesn't exist" << std::endl;
- tooHigh = true;
- break;
- }
- // std::string b = cwd + a;
- libname = cwd;
- char c = cwd[cwd.size()-1];
- if (c != '/' && c != '\\' )
- libname += ConfigurationFile::GetInstance().Get_file_separator ();
- libname += a;
-
- if ( a[0] != '.' ) // if . (probabely ../), loop again
- break;
-
- if (IsAtRoot(cwd))
- alreadyProcessRoot = true;
- }
- } // end iterating on ../
- }
- if (tooHigh)
- libname="";
- return (libname);
-
- } // ----- End of expanding path name ( ./ ../ ../../ )
-
- // To avoid warning
- return(""); // Will never get here!
- }
-
-// ===================================================================================
-
- static std::string MakeLibnameFromPath(std::string path, std::string pkgname)
- {
- std::string libname = path;
- char c = path[path.size()-1];
-#if defined(__GNUC__)
- if (c != '/')
- libname += "/libbb";
- libname += pkgname;
- libname += ".so";
-
-#elif defined(_WIN32)
- if (c != '\\')
- libname = path+"\\bb";
- libname += pkgname;
- libname += ".dll";
-#endif
- return libname;
- }
-
-// ===================================================================================
+ // ======================================================================
+ // See : http://www.techbytes.ca/techbyte103.html for more O.S.
+ static bool FileExists(std::string strFilename);
+
+ // =====================================================================
+
+ static std::string ExtractPackageName(const std::string &name,
+ std::string& path);
- static inline std::string MakePkgnameFromPath(std::string path, std::string pkgname)
- {
- std::string libname = path;
- char c = path[path.size()-1];
- if (c != '/' && c != '\\')
- libname += ConfigurationFile::GetInstance().Get_file_separator ();
- libname += pkgname;
- libname += ".bbs";
- return libname;
- }
+ //=====================================================================
+ static std::string ExtractScriptName(const std::string &name,
+ std::string& path);
+
+ // ========================================================================
+ static std::string ExpandLibName(const std::string &name, bool verbose);
+
// ===================================================================================
- static inline bool IsAtRoot(std::string cwd)
- {
- if ( cwd == "/" // hope it gets / (for Linux)
- || (cwd.size() <= 3 && cwd[1] == ':') ) // hope it gets C: D: (for Windows)
- return (true);
- else
- return(false);
-}
-
+ static std::string MakeLibnameFromPath(std::string path, std::string pkgname);
+
// ===================================================================================
- static inline void SplitAroundFirstDot( const std::string& in,
+ static std::string MakePkgnameFromPath(std::string path, std::string pkgname, bool addExt);
+ //========================================================================
+
+ static bool IsAtRoot(std::string cwd);
+ // ======================================================================
+
+ static bool IsDirectory(std::string const &dirName);
+ // ===================================================================================
+
+ static void SplitAroundFirstDot( const std::string& in,
std::string& left,
- std::string& right)
- {
- std::string delimiter = ".";
- std::string::size_type pos = in.find_first_of(delimiter);
- if (std::string::npos != pos)
- {
- left = in.substr(0,pos);
- right = in.substr(pos+1,in.size());
+ std::string& right);
+ //=======================================================================
+ static void SplitString ( const std::string& str,
+ const std::string& delimiters,
+ std::vector<std::string>& tokens);
+ //=======================================================================
+
+
+ // ===================================================================================
+
+ static std::string get_file_name(const std::string& s) ;
+
+
+ // ===================================================================================
+ /**
+ * \brief Explore a directory with possibility of recursion
+ * return number of files read
+ * @param dirpath directory to explore
+ * @param recursive whether we want recursion or not
+ */
+ static int Explore(std::string const &dirpath, bool recursive, std::vector<std::string> &Filenames);
- }
- else
- {
- // bbtkError(in<<" : expected 'a.b' format but no dot found");
- left ="";
- right = "";
- }
- }
- static inline std::string get_file_name(const std::string& s)
- {
- std::string::size_type slash_position = s.find_last_of("/\\");
- if (slash_position != std::string::npos)
- {
- return s.substr(slash_position+1,std::string::npos);
- }
- else
- {
- return s;
- }
- }
+ //=======================================================================
+ // Replaces substrings "\\n" by a real carriage return "\n"
+ static void SubsBackslashN ( std::string& s );
+ //=======================================================================
//========================================================================
- // Usefull functions for html generation
-
- //========================================================================
+ // Usefull functions for html generation
+ //========================================================================
+
static inline void replace( std::string& str,
- const std::string& from,
- const std::string& to )
+ const std::string& what,
+ const std::string& with )
{
- using std::string;
- string::size_type pos = str.find( from );
- while ( pos != string::npos )
+ std::string::size_type pos = str.find( what );
+ while ( pos != std::string::npos )
{
- str.replace( pos, from.size(), to );
- pos = str.find( from, pos+from.size()-1 );
+ str.replace( pos, what.size(), with );
+ pos = str.find( what, pos+what.size()-1 );
}
}
//========================================================================
- //========================================================================
static inline void html_format(std::string& str)
{
replace( str, "&", "&" );
replace( str, "<", "<" );
replace( str, ">", ">" );
}
+
+
+ //========================================================================
+ // Usefull functions OPTIONS string
//========================================================================
+
+ static bool loosematch(std::string stdLine,std::string stdOptions);
+
+
+
+
};
+
} // namespace bbtk
#endif //#ifndef __bbtkUtilities_h_INCLUDED__