diff options
author | louie <lshprung@yahoo.com> | 2020-12-30 11:03:02 -0800 |
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committer | louie <lshprung@yahoo.com> | 2020-12-30 11:03:02 -0800 |
commit | e7c5382d71339d15f2b96e7ee06e5ef3639df837 (patch) | |
tree | f2de46d281532f4b505cbbea4ec3504c9aa98013 /unix | |
parent | 9875aaebf2d44c3f38be3c72b0c9c0af9422f8cc (diff) |
Improved cache.c organization
Diffstat (limited to 'unix')
-rw-r--r-- | unix/cache.c | 81 |
1 files changed, 15 insertions, 66 deletions
diff --git a/unix/cache.c b/unix/cache.c index af18077..5aa14bf 100644 --- a/unix/cache.c +++ b/unix/cache.c @@ -1,87 +1,36 @@ +#include <assert.h> #include <stdbool.h> #include <stdio.h> #include <stdlib.h> -#include <string.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 *get_cache_path(bool create){ + char *path = malloc(sizeof(char) * BUF_LEN); char *home = getenv("HOME"); + assert(path != NULL); + if(home == NULL){ printf("Failed to save cache data: HOME is not set\n"); - return; + free(path); + return NULL; } - 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); + //if create is asserted, build the path to the file + if(create){ + sprintf(path, "%s%c.cache%c", home, 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%c", home, sep, sep, sep); + mkdir(path, 0755); } 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; + return path; } |