Add config getters

src/config.c

@@ -6,9 +6,12 @@
 
 // Default config
 long config_columns = 4;
+long config_wal = 0;
 char* config_prompt = "search:";
 
-char *get_str(char *value);
+void get_long (char* value, long* res);
+void get_str(char *value, char** res);
+void get_bool(char* value, long* res);
 
 void open_config() {
     char* file = str_concat(get_user_home(), "/.config/waffy/config");
@@ -33,9 +36,11 @@ void open_config() {
             char* value = strtok(NULL, " ");
 
             if (strcmp(key, "columns") == 0) {
-                config_columns = strtol(value, NULL, 10);
+                get_long(value, &config_columns);
             } else if (strcmp(key, "prompt") == 0) {
-                config_prompt = get_str(value);
+                get_str(value, &config_prompt);
+            } else if (strcmp(key, "wal_enable") == 0) {
+                get_bool(value, &config_wal);
             } else {
                 fprintf(stderr, "Unknown config option '%s' on line %ld", key, line_number);
             }
@@ -45,20 +50,37 @@ void open_config() {
     fclose(fp);
 }
 
-char *get_str(char *value) {
-    if (value[0] != '"') return value;
+void get_str(char *value, char** res) {
+    if (value[0] != '"') {
+        char* buf = malloc(sizeof(char) * strlen(value));
+        strcpy(buf, value);
+        *res = buf;
+        return;
+    }
 
     if (str_ends_with(value, "\"")) {
-        char* res = malloc(sizeof(char) * (strlen(value) - 1));
-        strcpy(res, value + 1);
-        res[strlen(res) - 1] = '\0';
-        return res;
+        char* buf = malloc(sizeof(char) * (strlen(value) - 2));
+        value[strlen(value) - 1] = '\0';
+        strcpy(buf, value + 1);
+        *res = buf;
+        return;
     }
 
     char* buf = strtok(NULL, " ");
-    char* res = str_concat(value, str_concat(" ", buf));
+    get_str(str_concat(value, str_concat(" ", buf)), res);
+}
+
+void get_bool(char *value, long *res) {
+    if (strcmp(value, "1") == 0 || strcmp(value, "yes") == 0 || strcmp(value, "on") == 0 || strcmp(value, "true") == 0) {
+        *res = 1;
+        return;
+    }
+
+    *res = 0;
+}
 
-    return get_str(res);
+void get_long(char *value, long *res) {
+    *res = strtol(value, NULL, 10);
 }
 
 void write_config() {
@@ -70,6 +92,7 @@ void write_config() {
     FILE* fp = fopen(file, "w");
 
     fprintf(fp, "columns %ld\n", config_columns);
+    fprintf(fp, "columns true\n");
     fprintf(fp, "prompt \"%s\"\n", config_prompt);
 
     fclose(fp);

src/config.h

@@ -12,6 +12,7 @@
 #include "utils.h"
 
 long config_columns;
+long config_wal;
 char* config_prompt;
 
 // Write current config to the file