Reading a config file is now working.

get_artist_art.c

@@ -0,0 +1,75 @@
+#include <libconfig.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define conf_file "config.ini"
+
+const char *get_conf_str(char set_key[10]) {
+  const char *prog_conf = malloc(10 * sizeof(char));
+  config_t cfg;
+  config_setting_t *setting;
+
+  config_init(&cfg);
+
+  if (!config_read_file(&cfg, conf_file)) {
+    fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg),
+            config_error_line(&cfg), config_error_text(&cfg));
+    config_destroy(&cfg);
+    return "";
+  }
+
+  setting = config_lookup(&cfg, set_key);
+
+  prog_conf = config_setting_get_string(setting);
+
+  config_destroy(&cfg);
+  return prog_conf;
+}
+
+int get_conf_int(char set_key[10]) {
+  int set_int;
+  config_t cfg;
+  config_setting_t *setting;
+
+  config_init(&cfg);
+
+  if (!config_read_file(&cfg, conf_file)) {
+    fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg),
+            config_error_line(&cfg), config_error_text(&cfg));
+    config_destroy(&cfg);
+    return 1;
+  }
+
+setting = config_lookup(&cfg, set_key);
+  set_int = config_setting_get_int(setting);
+
+  config_destroy(&cfg);
+
+  return set_int;
+}
+
+void print_conf(const char m_dir[20], const int mb_conf,
+                const char ftv_api_key[32]) {
+  if (m_dir != NULL) {
+    printf("The music directory is: %s\n", m_dir);
+  }
+  if (mb_conf != 1) {
+    printf("The lower limit for MB confidence is: %d\n", mb_conf);
+  }
+  if (ftv_api_key != NULL) {
+    printf("Your API key is: %s\n", ftv_api_key);
+  }
+}
+
+int main() {
+  int mb_conf;
+  const char *m_dir, *ftv_api_key;
+
+  m_dir = get_conf_str("dir");
+  mb_conf = get_conf_int("confidence");
+  ftv_api_key = get_conf_str("api_key");
+
+  print_conf(m_dir, mb_conf, ftv_api_key);
+
+  return EXIT_SUCCESS;
+}