libdballe 9.6
cmdline.h
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1#ifndef DBALLE_CMDLINE_CMDLINE_H
2#define DBALLE_CMDLINE_CMDLINE_H
3
9#include <wreport/error.h>
10#include <dballe/file.h>
11#include <dballe/fwd.h>
12#include <popt.h>
13#include <memory>
14#include <vector>
15#include <list>
16#include <string>
17
18namespace dballe {
19namespace cmdline {
20
22{
23 std::vector<std::string> names;
24 std::string usage;
25 std::string desc;
26 std::string longdesc;
27 int op_verbose;
28
29 virtual ~Subcommand() {}
30
31 virtual void add_to_optable(std::vector<poptOption>& opts) const;
32
34 virtual void init();
35
36 virtual int main(poptContext) = 0;
37
46 poptContext make_popt_context(int argc, const char* argv[], std::vector<poptOption>& opts) const;
47 void manpage_print_options(FILE* out);
48};
49
50#define ODT_END { NULL, NULL, NULL, NULL, NULL, NULL }
51
52struct Command
53{
54 std::string name;
55 std::string desc;
56 std::string longdesc;
57 std::string manpage_examples_section;
58 std::string manpage_files_section;
59 std::string manpage_seealso_section;
60
61 std::vector<Subcommand*> ops;
62
63 ~Command();
64
67 void add_subcommand(std::unique_ptr<Subcommand>&& action);
68
69 Subcommand* find_action(const std::string& name) const;
70
71 void usage(const std::string& selfpath, FILE* out) const;
72 void manpage(FILE* out) const;
73
75 int main(int argc, const char* argv[]);
76};
77
79struct error_cmdline : public std::exception
80{
81 std::string msg;
82
84 error_cmdline(const std::string& msg) : msg(msg) {}
85 ~error_cmdline() throw () {}
86
87 virtual const char* what() const throw () { return msg.c_str(); }
88
90 static void throwf(const char* fmt, ...) WREPORT_THROWF_ATTRS(1, 2);
91};
92
93
97void dba_cmdline_print_dba_error();
98
103void dba_cmdline_error(poptContext optCon, const char* fmt, ...) __attribute__ ((noreturn));
104
108Encoding string_to_encoding(const char* type);
109
115unsigned dba_cmdline_get_query(poptContext optCon, Query& query);
116
120void list_templates();
121
123std::list<std::string> get_filenames(poptContext optCon);
124
125}
126}
127#endif
Query used to filter DB-All.e data.
Definition: query.h:15
Definition: cmdline.h:53
int main(int argc, const char *argv[])
Process commandline arguments and perform the action requested.
void add_subcommand(Subcommand *action)
Add an action to this tool, taking ownership of its memory management.
Definition: cmdline.h:22
virtual void init()
Optional initialization before main is called.
poptContext make_popt_context(int argc, const char *argv[], std::vector< poptOption > &opts) const
Create a popt context for this subcommand.
Report an error with command line options.
Definition: cmdline.h:80
static void throwf(const char *fmt,...) WREPORT_THROWF_ATTRS(1
Throw the exception, building the message printf-style.
error_cmdline(const std::string &msg)
Definition: cmdline.h:84
std::string msg
error message returned by what()
Definition: cmdline.h:81