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
|
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "../include/cache.h"
#include "../include/read_cfg.h"
void save_to_cache(int g_hover, int e_hover, int true_hover, char *cfg_name){
FILE *fp;
char path[BUF_LEN];
char *home = getenv("HOME");
if(home == NULL){
printf("Failed to save cache data: HOME is not set\n");
return;
}
sprintf(path, "%s%c.cache%c", home, sep, sep);
mkdir(path, 0755);
sprintf(path, "%s%c.cache%ctml%c", home, sep, sep, sep);
mkdir(path, 0755);
sprintf(path, "%s%c.cache%ctml%cdata.bin", home, sep, sep, sep);
//open cache file for writing
fp = fopen(path, "wb");
if(fp == NULL){
printf("Failed to save cache data: could not open \"%s\"\n", path);
return;
}
//write to file
fwrite(&g_hover, sizeof(int), 1, fp);
fwrite(&e_hover, sizeof(int), 1, fp);
fwrite(&true_hover, sizeof(int), 1, fp);
fwrite(cfg_name, sizeof(char), BUF_LEN, fp);
fclose(fp);
return;
}
void load_cache(int *g_hover, int *e_hover, int *true_hover, char *new_cfg_name){
FILE *fp;
char path[BUF_LEN];
char saved_cfg_name[BUF_LEN];
char *home = getenv("HOME");
if(home == NULL){
printf("Failed to load cached data: HOME is not set\n");
return;
}
sprintf(path, "%s%c.cache%ctml%cdata.bin", home, sep, sep, sep);
//open cache file for reading
fp = fopen(path, "rb");
if(fp == NULL){
printf("Failed to load cached data: could not open \"%s\"\n", path);
return;
}
//check if cfg_name matches; if not, do not load from cache
fseek(fp, sizeof(int) * 3, SEEK_SET);
fread(saved_cfg_name, sizeof(char), BUF_LEN, fp);
if(!(strcmp(saved_cfg_name, new_cfg_name))){
fseek(fp, 0, SEEK_SET);
fread(g_hover, sizeof(int), 1, fp);
fread(e_hover, sizeof(int), 1, fp);
fread(true_hover, sizeof(int), 1, fp);
}
else{
*g_hover = 0;
*e_hover = 0;
*true_hover = 0;
}
fclose(fp);
return;
}
|
