1 [protocol]                  ; Protocol configuration
2 version=6                   ; IPv6
3 
4 [user]
5 name = Bob Smith            ; Spaces aroud ‘=‘ are strpped
6 email = bob@smith.com       ; And comments (like this) ignored
7 active = true               ; Test a boolean
8 pi = 3.14159                ; Test a floating point number

 1 typedef struct
 2 {
 3     int version;
 4     const char* name;
 5     const char* email;
 6 } configuration;
 7 
 8 static int handler(void* user, const char* section, const char* name,
 9                    const char* value)
10 {
11     configuration* pconfig = (configuration*)user;
12 
13     #define MATCH(s, n) strcmp(section, s) == 0 && strcmp(name, n) == 0
14     if (MATCH("protocol", "version")) {
15         pconfig->version = atoi(value);
16     } else if (MATCH("user", "name")) {
17         pconfig->name = strdup(value);
18     } else if (MATCH("user", "email")) {
19         pconfig->email = strdup(value);
20     } else {
21         return 0;  /* unknown section/name, error */
22     }
23     return 1;
24 }
25 
26 int main(int argc, char* argv[])
27 {
28     configuration config;
29 
30     if (ini_parse("test.ini", handler, &config) < 0) {
31         printf("Can‘t load ‘test.ini‘\n");
32         return 1;
33     }
34     printf("Config loaded from ‘test.ini‘: version=%d, name=%s, email=%s\n",
35         config.version, config.name, config.email);
36     return 0;
37 }