Copy default config if not existent

include/util.h

@@ -162,6 +162,11 @@ size_t _printf_(3, 4) snprintf_safe(char *buf, size_t len, const char *fmt, ...)
 
 s8 nuke_whitespace(s8 z);
 
+/*
+ * Returns: 0 on success, -1 on failure and sets errno
+ */
+int _nonnull_ createdir(char *dirpath);
+
 /**
  * __attribute__((cleanup)) functions
  */

src/jppron.c

@@ -325,21 +325,12 @@ static void add_from_index(database db, const char *index_path, s8 curdir) {
     json_close(s);
 }
 
-/*
- * Returns: 0 on success, -1 on failure and sets errno
- */
-static int create_dir(char *dir_path) {
-    // TODO: Recursive implementation?
-    int status = mkdir(dir_path, S_IRWXU | S_IRWXG | S_IXOTH);
-    return (status == 0 || errno == EEXIST) ? 0 : -1;
-}
-
 static void jppron_create(char *audio_dir_path, s8 dbpth) {
     s8 dbfile = buildpath(dbpth, S("data.mdb"));
     remove((char *)dbfile.s);
     frees8(&dbfile);
 
-    int stat = create_dir((char *)dbpth.s);
+    int stat = createdir((char *)dbpth.s);
     die_on(stat != 0, "Creating directory '%s': %s", dbpth.s, strerror(errno));
 
     _drop_(closedir) DIR *audio_dir = opendir(audio_dir_path);

src/settings.c

@@ -1,8 +1,10 @@
+#include <errno.h>
 #include <stdbool.h>
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h> // getopt
 
+#include <gio/gio.h>
 #include <glib.h>
 
 #include "messages.h"
@@ -252,24 +254,49 @@ static void read_pronunciation(GKeyFile *kf) {
     read_string(kf, "Pronunciation", "FolderPath", &cfg.pron.dirPath);
 }
 
+static void copy_ready_callback(GObject *source_object, GAsyncResult *res, gpointer data) {
+    GError *error = NULL;
+    g_file_copy_finish(G_FILE(source_object), res, &error);
+
+    if (error)
+        dbg("Error copying default config file: %s", error->message);
+    else
+        dbg("Successfully copied default config file to ~/.config/dictpopup/config.ini.");
+}
+
+static void copy_default_config(char *cfgpth) {
+    // TODO: Make this OS independent
+    const char *default_config_location = "/usr/local/share/dictpopup/config.ini";
+    _drop_(frees8) s8 config_dir =
+        buildpath(fromcstr_((char *)g_get_user_config_dir()), S("dictpopup"));
+
+    int status = createdir((char *)config_dir.s);
+    if (status != 0) {
+        dbg("Could not create config directory '%s': %s", (char *)config_dir.s, strerror(errno));
+        return;
+    }
+
+    GFile *source = g_file_new_for_path(default_config_location);
+    GFile *dest = g_file_new_for_path(cfgpth);
+    g_file_copy_async(source, dest, G_FILE_COPY_NONE, G_PRIORITY_LOW, NULL, NULL, NULL,
+                      copy_ready_callback, NULL);
+}
+
 void read_user_settings(int fieldmapping_max) {
     cfg = get_default_cfg(); // TODO: Put this to the end and only set missing values
 
     g_autoptr(GKeyFile) kf = g_key_file_new();
-    GError *error = NULL;
+    g_autoptr(GError) error = NULL;
     _drop_(frees8) s8 cfgpth =
         buildpath(fromcstr_((char *)g_get_user_config_dir()), S("dictpopup"), S("config.ini"));
     if (!g_key_file_load_from_file(kf, (char *)cfgpth.s, G_KEY_FILE_NONE, &error)) {
         if (g_error_matches(error, G_FILE_ERROR, G_FILE_ERROR_NOENT))
-            err("Could not find a config file in: \"%s\". Falling back to "
-                "default config.",
-                cfgpth.s);
+            err("Could not find a config file in: \"%s\". Copying default config.. ", cfgpth.s);
         else
             err("Error opening \"%s\": %s. Falling back to default config.", cfgpth.s,
                 error->message);
 
-        g_error_free(error);
-        error = NULL;
+        copy_default_config((char *)cfgpth.s);
     } else {
         read_general(kf);
         read_anki(kf);

src/util.c

@@ -1,8 +1,10 @@
+#include <errno.h>
 #include <stdarg.h>
 #include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/stat.h> // mkdir
 
 #include "util.h"
 
@@ -358,3 +360,9 @@ s8 nuke_whitespace(s8 z) {
 
     return fromcstr_((char *)z.s);
 }
+
+int createdir(char *dirpath) {
+    // TODO: Recursive implementation
+    int status = mkdir(dirpath, S_IRWXU | S_IRWXG | S_IXOTH);
+    return (status == 0 || errno == EEXIST) ? 0 : -1;
+}