Override configuration with env variables

src/main/db.c

@@ -25,8 +25,17 @@ void sqlAssert(int ret, sqlite3* db, char* file, int line) {
 
 
 char* get_db_path() {
-    #ifndef DB_FILE
-        //! We should check that $HOME/.config already exists even if it should be the case
+    /*
+    Checks if $TAKL_DB env variable is set
+    else, the DB is located at $HOME/.config/takl.sqlite3
+    */
+    char* env_db_path = getenv("TAKL_DB");
+    if (env_db_path) {
+        char* db_path = malloc(sizeof(char)*(strlen(env_db_path)+1));
+        strcpy(db_path, env_db_path);
+
+        return db_path;
+    } else {
         char* base_path = ".config/takl.sqlite3";
 
         char* home_dir = getenv("HOME");
@@ -36,12 +45,7 @@ char* get_db_path() {
         sprintf(db_path, "%s/%s", home_dir, base_path);
 
         return db_path;
-    #else
-        char* db_path = malloc(sizeof(char)*(strlen(DB_FILE)+1));
-        memcpy(db_path, DB_FILE, sizeof(char)*(strlen(DB_FILE)+1));
-
-        return db_path;
-    #endif
+    }
 }
 
 

src/main/include/config.h

@@ -1,13 +1,7 @@
 #ifndef DEF_CONFIG_H
 #define DEF_CONFIG_H
 
-#define VERSION "1.3.0"
-
-// By default, $HOME/.config/takl.sqlite3 is used. You can change this behaviour here
-//#define DB_FILE "takl.sqlite3"
-
-// By default, /tmp/takl.$USER is used. You can change this behaviour here
-//#define SOCKET_FILE "takl.sock"
+#define VERSION "1.3.1"
 
 #define MAX_TASK_ID 10000 // max is set to MAX_TASK_ID-1
 #define NEW_TASK_ID_MAX_RETRIES 10000 // number of retries before giving up

src/main/utils.c

@@ -8,7 +8,17 @@
 #include "include/struct.h"
 
 char* get_socket_path() {
-    #ifndef SOCKET_FILE
+    /*
+    Checks if $TAKL_SOCKET env variable is set
+    else, the socket is located at /tmp/takl
+    */
+    char* env_socket_path = getenv("TAKL_SOCKET");
+    if (env_socket_path) {
+        char* socket_path = malloc(sizeof(char)*(strlen(env_socket_path)+1));
+        strcpy(socket_path, env_socket_path);
+
+        return socket_path;
+    } else {
         char* base_path = "/tmp/takl";
 
         char* username = getenv("USER");
@@ -18,12 +28,7 @@ char* get_socket_path() {
         sprintf(socket_path, "%s.%s", base_path, username);
 
         return socket_path;
-    #else
-        char* socket_path = malloc(sizeof(char)*(strlen(SOCKET_FILE)+1));
-        memcpy(socket_path, SOCKET_FILE, sizeof(char)*(strlen(SOCKET_FILE)+1));
-
-        return socket_path;
-    #endif
+    }
 }