cprover
cmdline.h
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1 /*******************************************************************\
2 
3 Module:
4 
5 Author: Daniel Kroening, kroening@kroening.com
6 
7 \*******************************************************************/
8 
9 
10 #ifndef CPROVER_UTIL_CMDLINE_H
11 #define CPROVER_UTIL_CMDLINE_H
12 
13 #include <limits>
14 #include <list>
15 #include <string>
16 #include <vector>
17 
18 #include "optional.h"
19 
20 class cmdlinet
21 {
22 public:
23  virtual bool parse(int argc, const char **argv, const char *optstring);
24 
25  std::string get_value(char option) const;
26  std::string get_value(const char *option) const;
27 
28  const std::list<std::string> &get_values(const std::string &option) const;
29  const std::list<std::string> &get_values(char option) const;
30 
31  std::list<std::string> get_comma_separated_values(const char *option) const;
32 
33  virtual bool isset(char option) const;
34  virtual bool isset(const char *option) const;
35  virtual void set(const std::string &option, bool value = true);
36  virtual void set(const std::string &option, const std::string &value);
37  virtual void clear();
38 
39  bool has_option(const std::string &option) const
40  {
41  return getoptnr(option).has_value();
42  }
43 
45  {
46  explicit option_namest(const cmdlinet &command_line);
48  : public std::iterator<std::forward_iterator_tag, std::string>
49  {
51  explicit option_names_iteratort(
52  const cmdlinet *command_line,
53  std::size_t index);
57  operator=(const option_names_iteratort &) = default;
59 
62  const std::string &operator*();
63 
64  bool operator==(const option_names_iteratort &other);
65  bool operator!=(const option_names_iteratort &other);
66 
67  private:
68  const cmdlinet *command_line = nullptr;
69  std::size_t index = std::numeric_limits<std::size_t>::max();
70  bool is_valid_index() const;
71  void goto_next_valid_index();
72  };
75 
76  private:
78  };
79 
83 
84  typedef std::vector<std::string> argst;
86  std::string unknown_arg;
87 
88  cmdlinet();
89  virtual ~cmdlinet();
90 
91 protected:
92  struct optiont
93  {
94  bool isset;
95  bool hasval;
96  bool islong;
97  char optchar;
98  std::string optstring;
99  std::list<std::string> values;
100  public:
102  isset(false),
103  hasval(false),
104  islong(false),
105  optchar(0)
106  {}
107  };
108 
109  std::vector<optiont> options;
110 
111  optionalt<std::size_t> getoptnr(char option) const;
112  optionalt<std::size_t> getoptnr(const std::string &option) const;
113 };
114 
115 #endif // CPROVER_UTIL_CMDLINE_H
cmdlinet::args
argst args
Definition: cmdline.h:85
cmdlinet::option_namest::option_names_iteratort::operator*
const std::string & operator*()
Definition: cmdline.cpp:292
cmdlinet::parse
virtual bool parse(int argc, const char **argv, const char *optstring)
Definition: cmdline.cpp:153
cmdlinet::option_namest::begin
option_names_iteratort begin()
Definition: cmdline.cpp:317
cmdlinet::option_namest
Definition: cmdline.h:45
cmdlinet::isset
virtual bool isset(char option) const
Definition: cmdline.cpp:28
cmdlinet::option_namest::option_names_iteratort::operator=
option_names_iteratort & operator=(option_names_iteratort &&)=default
optional.h
cmdlinet::option_namest::option_names_iteratort::goto_next_valid_index
void goto_next_valid_index()
Definition: cmdline.cpp:277
cmdlinet::optiont::optiont
optiont()
Definition: cmdline.h:101
cmdlinet::options
std::vector< optiont > options
Definition: cmdline.h:109
cmdlinet::option_namest::option_names_iteratort::option_names_iteratort
option_names_iteratort()=default
cmdlinet::option_namest::option_names_iteratort::option_names_iteratort
option_names_iteratort(option_names_iteratort &&other)=default
cmdlinet::option_namest::option_names_iteratort::index
std::size_t index
Definition: cmdline.h:69
cmdlinet::get_comma_separated_values
std::list< std::string > get_comma_separated_values(const char *option) const
Definition: cmdline.cpp:119
cmdlinet::set
virtual void set(const std::string &option, bool value=true)
Definition: cmdline.cpp:56
cmdlinet::has_option
bool has_option(const std::string &option) const
Definition: cmdline.h:39
cmdlinet::optiont::islong
bool islong
Definition: cmdline.h:96
cmdlinet::option_namest::option_names_iteratort::operator!=
bool operator!=(const option_names_iteratort &other)
Definition: cmdline.cpp:306
cmdlinet::option_namest::option_namest
option_namest(const cmdlinet &command_line)
Definition: cmdline.cpp:312
cmdlinet::optiont::optstring
std::string optstring
Definition: cmdline.h:98
cmdlinet
Definition: cmdline.h:21
cmdlinet::optiont::isset
bool isset
Definition: cmdline.h:94
cmdlinet::~cmdlinet
virtual ~cmdlinet()
Definition: cmdline.cpp:18
cmdlinet::option_namest::command_line
const cmdlinet & command_line
Definition: cmdline.h:77
cmdlinet::get_value
std::string get_value(char option) const
Definition: cmdline.cpp:46
cmdlinet::unknown_arg
std::string unknown_arg
Definition: cmdline.h:86
cmdlinet::option_namest::option_names_iteratort::operator++
option_names_iteratort & operator++()
Definition: cmdline.cpp:262
cmdlinet::option_namest::option_names_iteratort
Definition: cmdline.h:49
cmdlinet::option_names
option_namest option_names() const
Pseudo-object that can be used to iterate over options in this cmdlinet (should not outlive this)
Definition: cmdline.cpp:248
optionalt
nonstd::optional< T > optionalt
Definition: optional.h:35
cmdlinet::optiont::values
std::list< std::string > values
Definition: cmdline.h:99
cmdlinet::clear
virtual void clear()
Definition: cmdline.cpp:22
cmdlinet::cmdlinet
cmdlinet()
Definition: cmdline.cpp:14
cmdlinet::getoptnr
optionalt< std::size_t > getoptnr(char option) const
Definition: cmdline.cpp:135
cmdlinet::optiont::optchar
char optchar
Definition: cmdline.h:97
cmdlinet::option_namest::option_names_iteratort::is_valid_index
bool is_valid_index() const
Definition: cmdline.cpp:269
cmdlinet::option_namest::option_names_iteratort::command_line
const cmdlinet * command_line
Definition: cmdline.h:68
cmdlinet::optiont
Definition: cmdline.h:93
cmdlinet::option_namest::option_names_iteratort::operator==
bool operator==(const option_names_iteratort &other)
Definition: cmdline.cpp:299
cmdlinet::option_namest::end
option_names_iteratort end()
Definition: cmdline.cpp:322
cmdlinet::option_namest::option_names_iteratort::option_names_iteratort
option_names_iteratort(const option_names_iteratort &other)=default
cmdlinet::optiont::hasval
bool hasval
Definition: cmdline.h:95
cmdlinet::get_values
const std::list< std::string > & get_values(const std::string &option) const
Definition: cmdline.cpp:107
cmdlinet::option_namest::option_names_iteratort::operator=
option_names_iteratort & operator=(const option_names_iteratort &)=default
cmdlinet::argst
std::vector< std::string > argst
Definition: cmdline.h:84