pathName.h

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/*
 * See the dyninst/COPYRIGHT file for copyright information.
 * 
 * We provide the Paradyn Tools (below described as "Paradyn")
 * on an AS IS basis, and do not warrant its validity or performance.
 * We reserve the right to update, modify, or discontinue this
 * software at any time.  We shall have no obligation to supply such
 * updates or modifications or any other form of support to you.
 * 
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 * other person or entity with proprietary rights in Paradyn) are
 * under no obligation to provide either maintenance services,
 * update services, notices of latent defects, or correction of
 * defects for Paradyn.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
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 */


// pathName.h

#ifndef _PATH_NAME_H_
#define _PATH_NAME_H_

#include "headers.h"

#include <string>


std::string expand_tilde_pathname(const std::string &dir);
   // e.g. convert "~tamches/hello" to "/u/t/a/tamches/hello",
   // or convert "~/hello" to same.
   // In the spirit of Tcl_TildeSubst

std::string concat_pathname_components(const std::string &part1, const std::string &part2);
   // concatenate path1 and part2, adding a "/" between them if neither
   // part1 ends in a "/" or part2 begins in one.

bool extractNextPathElem(const char * &ptr, std::string &result);
   // assumes that "ptr" points to the value of the PATH environment
   // variable.  Extracts the next element (writing to result, updating
   // ptr, returning true) if available else returns false;

bool exists_executable(const std::string &fullpathname);



bool executableFromArgv0AndPathAndCwd(std::string &result,
                      const std::string &i_argv0,
                      const std::string &path,
                      const std::string &cwd);
COMMON_EXPORT std::string extract_pathname_tail(const std::string &path);

COMMON_EXPORT std::string resolve_file_path(const char *fname);
#endif