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
|
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#ifndef cmFileAPI_h
#define cmFileAPI_h
#include "cmConfigure.h" // IWYU pragma: keep
#include "cm_jsoncpp_reader.h"
#include "cm_jsoncpp_value.h"
#include "cm_jsoncpp_writer.h"
#include <map>
#include <memory> // IWYU pragma: keep
#include <string>
#include <unordered_set>
#include <vector>
class cmake;
class cmFileAPI
{
public:
cmFileAPI(cmake* cm);
/** Read fileapi queries from disk. */
void ReadQueries();
/** Write fileapi replies to disk. */
void WriteReplies();
/** Get the "cmake" instance with which this was constructed. */
cmake* GetCMakeInstance() const { return this->CMakeInstance; }
/** Convert a JSON object or array into an object with a single
"jsonFile" member specifying a file named with the given prefix
and holding the original object. Other JSON types are unchanged. */
Json::Value MaybeJsonFile(Json::Value in, std::string const& prefix);
private:
cmake* CMakeInstance;
/** The api/v1 directory location. */
std::string APIv1;
/** The set of files we have just written to the reply directory. */
std::unordered_set<std::string> ReplyFiles;
static std::vector<std::string> LoadDir(std::string const& dir);
void RemoveOldReplyFiles();
// Keep in sync with ObjectKindName.
enum class ObjectKind
{
CodeModel,
Cache,
CMakeFiles,
InternalTest
};
/** Identify one object kind and major version. */
struct Object
{
ObjectKind Kind;
unsigned long Version = 0;
friend bool operator<(Object const& l, Object const& r)
{
if (l.Kind != r.Kind) {
return l.Kind < r.Kind;
}
return l.Version < r.Version;
}
};
/** Represent content of a query directory. */
struct Query
{
/** Known object kind-version pairs. */
std::vector<Object> Known;
/** Unknown object kind names. */
std::vector<std::string> Unknown;
};
/** Represent one request in a client 'query.json'. */
struct ClientRequest : public Object
{
/** Empty if request is valid, else the error string. */
std::string Error;
};
/** Represent the "requests" in a client 'query.json'. */
struct ClientRequests : public std::vector<ClientRequest>
{
/** Empty if requests field is valid, else the error string. */
std::string Error;
};
/** Represent the content of a client query.json file. */
struct ClientQueryJson
{
/** The error string if parsing failed, else empty. */
std::string Error;
/** The 'query.json' object "client" member if it exists, else null. */
Json::Value ClientValue;
/** The 'query.json' object "requests" member if it exists, else null. */
Json::Value RequestsValue;
/** Requests extracted from 'query.json'. */
ClientRequests Requests;
};
/** Represent content of a client query directory. */
struct ClientQuery
{
/** The content of the client query directory except 'query.json'. */
Query DirQuery;
/** True if 'query.json' exists. */
bool HaveQueryJson = false;
/** The 'query.json' content. */
ClientQueryJson QueryJson;
};
/** Whether the top-level query directory exists at all. */
bool QueryExists = false;
/** The content of the top-level query directory. */
Query TopQuery;
/** The content of each "client-$client" query directory. */
std::map<std::string, ClientQuery> ClientQueries;
/** Reply index object generated for object kind/version.
This populates the "objects" field of the reply index. */
std::map<Object, Json::Value> ReplyIndexObjects;
std::unique_ptr<Json::CharReader> JsonReader;
std::unique_ptr<Json::StreamWriter> JsonWriter;
bool ReadJsonFile(std::string const& file, Json::Value& value,
std::string& error);
std::string WriteJsonFile(
Json::Value const& value, std::string const& prefix,
std::string (*computeSuffix)(std::string const&) = ComputeSuffixHash);
static std::string ComputeSuffixHash(std::string const&);
static std::string ComputeSuffixTime(std::string const&);
static bool ReadQuery(std::string const& query,
std::vector<Object>& objects);
void ReadClient(std::string const& client);
void ReadClientQuery(std::string const& client, ClientQueryJson& q);
Json::Value BuildReplyIndex();
Json::Value BuildCMake();
Json::Value BuildReply(Query const& q);
static Json::Value BuildReplyError(std::string const& error);
Json::Value const& AddReplyIndexObject(Object const& o);
static const char* ObjectKindName(ObjectKind kind);
static std::string ObjectName(Object const& o);
Json::Value BuildObject(Object const& object);
ClientRequests BuildClientRequests(Json::Value const& requests);
ClientRequest BuildClientRequest(Json::Value const& request);
Json::Value BuildClientReply(ClientQuery const& q);
Json::Value BuildClientReplyResponses(ClientRequests const& requests);
Json::Value BuildClientReplyResponse(ClientRequest const& request);
struct RequestVersion
{
unsigned int Major = 0;
unsigned int Minor = 0;
};
static bool ReadRequestVersions(Json::Value const& version,
std::vector<RequestVersion>& versions,
std::string& error);
static bool ReadRequestVersion(Json::Value const& version, bool inArray,
std::vector<RequestVersion>& result,
std::string& error);
static std::string NoSupportedVersion(
std::vector<RequestVersion> const& versions);
void BuildClientRequestCodeModel(
ClientRequest& r, std::vector<RequestVersion> const& versions);
Json::Value BuildCodeModel(Object const& object);
void BuildClientRequestCache(ClientRequest& r,
std::vector<RequestVersion> const& versions);
Json::Value BuildCache(Object const& object);
void BuildClientRequestCMakeFiles(
ClientRequest& r, std::vector<RequestVersion> const& versions);
Json::Value BuildCMakeFiles(Object const& object);
void BuildClientRequestInternalTest(
ClientRequest& r, std::vector<RequestVersion> const& versions);
Json::Value BuildInternalTest(Object const& object);
};
#endif
|
