60 lines
2.2 KiB
C++
60 lines
2.2 KiB
C++
/*
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Copyright (c) 2013 Microsoft Corporation. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Leonardo de Moura
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*/
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#pragma once
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#include <string>
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#include "util/name.h"
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#include "util/exception.h"
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namespace lean {
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class file_not_found_exception : public exception {
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std::string m_fname;
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public:
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file_not_found_exception(std::string const & fname);
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};
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/** \brief Initialize the lean_path */
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void init_lean_path();
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/** \brief Return the LEAN_PATH string */
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char const * get_lean_path();
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/**
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\brief Search the file \c fname in the LEAN_PATH. Throw an
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exception if the file was not found.
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*/
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std::string find_file(std::string fname);
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std::string find_file(std::string fname, std::initializer_list<char const *> const & exts);
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/** \brief Hierarchical names are converted into paths using the path separator. Example: foo.bar is converted into foo/bar */
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std::string find_file(name const & fname);
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std::string find_file(name const & fname, std::initializer_list<char const *> const & exts);
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/** \brief \brief Similar to previous find_file, but if k is not none then search at the k-th parent of base. */
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std::string find_file(std::string const & base, optional<unsigned> const & rel, name const & fname,
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std::initializer_list<char const *> const & extensions);
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std::string find_file(std::string const & base, optional<unsigned> const & k, name const & fname, char const * ext);
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/** \brief Return true iff fname ends with ".lean" */
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bool is_lean_file(std::string const & fname);
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/** \brief Return true iff fname ends with ".olean" */
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bool is_olean_file(std::string const & fname);
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/** \brief Return true iff fname ends with ".lua" */
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bool is_lua_file(std::string const & fname);
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/** \brief Return a string that replaces hierachical name separator '::' with a path separator. */
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std::string name_to_file(name const & fname);
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/**
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\brief Auxiliary function for displaying a path.
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In some platforms it will fix the notation used to display the path.
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*/
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void display_path(std::ostream & out, std::string const & fname);
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std::string dirname(char const * fname);
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std::string path_append(char const * path1, char const * path2);
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void initialize_lean_path(bool use_hott = false);
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void finalize_lean_path();
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}
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