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filelock.h (3201B)
1 #pragma once
2
3 #define acquireO(obj) (obj)->f->acquire(obj)
4 #define acquireG acquireO
5
6 #define releaseO(obj) (obj)->f->release(obj)
7 #define releaseG releaseO
8
9 #define setFileO(obj, path) (obj)->f->set(obj, path)
10 #define setFileG setFileO
11
12 #define getFileO(obj) (obj)->f->get(obj)
13 #define getFileG getFileO
14
15 // Class filelock
16 typedef struct filelock filelockt;
17
18 // for object inheriting filelock, cast to filelock to be able to use this class functions and generics
19 #define cFilelock(self) ( (filelockt*) self )
20
21 typedef void (*freeFilelockFt) (filelockt *self);
22 typedef void (*terminateFilelockFt) (filelockt **self);
23 typedef char* (*toStringFilelockFt) (filelockt *self);
24 typedef filelockt* (*duplicateFilelockFt) (filelockt *self);
25 typedef void (*smashFilelockFt) (filelockt **self);
26
27 /**
28 * free filelock
29 */
30 typedef void (*finishFilelockFt) (filelockt **self);
31
32 typedef void (*setDelaysFilelockFt) (filelockt *self, f32 timeout, f32 delay);
33 typedef void (*logFilelockFt) (filelockt *self);
34 typedef bool (*acquireFilelockFt) (filelockt *self);
35 typedef void (*releaseFilelockFt) (filelockt *self);
36 typedef void (*setFilelockFt) (filelockt *self, const char *filepath);
37 typedef const char* (*getFilelockFt) (filelockt *self);
38
39 /**
40 * class functions
41 * allocated once for all objects
42 *
43 * freed with finalizeFilelock or finalizeLibsheepy
44 */
45
46 /**
47 * use this define in child classes and add the new function after this class functions
48 *
49 * in this define, add the methods after <finishFilelockFt finish;>
50 *
51 * Example:
52 * #define RINGFUNCTIONST \
53 * CLASSTEMPLATEFUNCTIONST; \
54 * setSizeRingFt setSize
55 */
56 #define CLASSTEMPLATEFUNCTIONST \
57 setDelaysFilelockFt setDelays;\
58 logFilelockFt log;\
59 acquireFilelockFt acquire;\
60 releaseFilelockFt release;\
61 setFilelockFt set;\
62 getFilelockFt get
63
64 typedef struct {
65 freeFilelockFt free;
66 terminateFilelockFt terminate;
67 toStringFilelockFt toString;
68 duplicateFilelockFt duplicate;
69 smashFilelockFt smash;
70 finishFilelockFt finish;
71 CLASSTEMPLATEFUNCTIONST;
72 } filelockFunctionst;
73
74 /**
75 * class
76 */
77 struct filelock {
78 const char *type;
79 filelockFunctionst *f;
80
81 // private
82 bool isLocked;
83 char *filename;
84 char *lockfile;
85 f32 timeout;
86 f32 delay;
87 int fd;
88 };
89
90 // filelock
91
92 #define createFilelock(obj) filelockt obj; initiateFilelock(&obj)
93 #define createAllocateFilelock(obj) filelockt *obj; initiateAllocateFilelock(&obj)
94
95 void initiateFilelock(filelockt *self);
96 void initiateAllocateFilelock(filelockt **self);
97 void finalizeFilelock(void);
98
99 // initialize class methods, call registerMethodsFilelock from classes inheriting this class
100 void registerMethodsFilelock(filelockFunctionst *f);
101
102 filelockt* allocFilelock(const char *filepath);
103
104 // end class filelock
105
106 #define isFilelockCompiledWithCurrentLisheepyVersion checkLibsheepyVersionFilelock(LIBSHEEPY_VERSION)
107 bool checkLibsheepyVersionFilelock(const char *currentLibsheepyVersion);