1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
// file : bdep/utility.hxx -*- C++ -*-
// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#ifndef BDEP_UTILITY_HXX
#define BDEP_UTILITY_HXX
#include <memory> // make_shared()
#include <string> // to_string()
#include <utility> // move(), forward(), declval(), make_pair()
#include <cassert> // assert()
#include <iterator> // make_move_iterator()
#include <algorithm> // find(), find_if()
#include <libbutl/ft/lang.hxx>
#include <libbutl/utility.mxx> // casecmp(), reverse_iterate(), etc
#include <libbutl/fdstream.mxx>
#include <libbutl/filesystem.mxx>
#include <bdep/types.hxx>
#include <bdep/version.hxx>
#include <bdep/common-options.hxx>
namespace bdep
{
using std::move;
using std::forward;
using std::declval;
using std::make_pair;
using std::make_shared;
using std::make_move_iterator;
using std::to_string;
using std::find;
using std::find_if;
// <libbutl/utility.mxx>
//
using butl::ucase;
using butl::lcase;
using butl::casecmp;
using butl::trim;
using butl::next_word;
using butl::reverse_iterate;
using butl::make_guard;
using butl::make_exception_guard;
// <libbutl/filesystem.mxx>
//
using butl::auto_rmfile;
using butl::auto_rmdir;
// <libbutl/fdstream.mxx>
//
using butl::fdopen_pipe;
// Empty string and path.
//
extern const string empty_string;
extern const path empty_path;
extern const dir_path empty_dir_path;
// Widely-used paths.
//
extern const dir_path bdep_dir; // .bdep/
extern const path bdep_file; // .bdep/bdep.sqlite3
extern const path manifest_file; // manifest
extern const path packages_file; // packages.manifest
extern const path repositories_file; // repositories.manifest
extern const path configurations_file; // configurations.manifest
// Process path (argv[0]).
//
extern const char* argv0;
// Directory extracted from argv[0] (i.e., this process' recall directory)
// or empty if there is none. Can be used as a search fallback.
//
extern dir_path exec_dir;
// Filesystem.
//
bool
exists (const path&, bool ignore_error = false);
bool
exists (const dir_path&, bool ignore_error = false);
bool
empty (const dir_path&);
void
mk (const dir_path&);
void
mk_p (const dir_path&);
void
rm (const path&, uint16_t verbosity = 3);
// Run a process.
//
template <typename I, typename O, typename E, typename P, typename... A>
process
start (I&& in, O&& out, E&& err, const P& prog, A&&... args);
template <typename P, typename... A>
void
run (const P& prog, A&&... args);
// Run the bpkg process.
//
const char*
name_bpkg (const common_options&);
template <typename O, typename E, typename... A>
process
start_bpkg (uint16_t verbosity,
const common_options&,
O&& out,
E&& err,
A&&... args);
void
finish_bpkg (const common_options&, process&, bool io_error = false);
template <typename... A>
void
run_bpkg (uint16_t verbosity, const common_options&, A&&... args);
// Run the b process.
//
const char*
name_b (const common_options&);
template <typename O, typename E, typename... A>
process
start_b (const common_options&, O&& out, E&& err, A&&... args);
template <typename... A>
void
run_b (const common_options&, A&&... args);
// Manifest parsing and serialization.
//
// For parsing, if path is '-', then read from stdin.
//
template <typename T>
T
parse_manifest (const path&,
const char* what,
bool ignore_unknown = false);
template <typename T>
T
parse_manifest (istream&,
const string& name,
const char* what,
bool ignore_unknown = false);
template <typename T>
void
serialize_manifest (const T&, const path&, const char* what);
template <typename T>
void
serialize_manifest (const T&,
ostream&,
const string& name,
const char* what);
// CLI (sub)command parsing helper.
//
template <typename C>
C
parse_command (cli::scanner& scan, const char* what, const char* help);
template <typename C>
bool
parse_command (cli::scanner& scan, C&);
// Scan and return/append arguments preserving grouping.
//
void
scan_argument (strings&, cli::group_scanner&);
inline void
scan_arguments (strings& r, cli::group_scanner& s)
{
for (; s.more (); scan_argument (r, s)) ;
}
inline strings
scan_arguments (cli::group_scanner& s)
{
strings r;
scan_arguments (r, s);
return r;
}
}
#include <bdep/utility.txx>
#endif // BDEP_UTILITY_HXX
|
