autocreate paths to config and db if required

src/cli/config.c

@@ -3,6 +3,7 @@
 #include <stdbool.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/stat.h>
 
 char *klist_config_key_to_string(KLIST_CONFIG_KEY key) {
   switch (key) {
@@ -20,6 +21,38 @@ KLIST_CONFIG_KEY klist_config_string_to_key(char *key) {
   return _CONFIG_KEY_COUNT;
 }
 
+char *klist_config_name(char *name) {
+  char *config_home = getenv("XDG_CONFIG_HOME");
+  bool config_home_a = false;
+  if (!config_home) {
+    config_home_a = true;
+    char *home = getenv("HOME");
+    const char *config_home_format = "%s/.config";
+    int config_home_len = snprintf(name, 0, config_home_format, home);
+    config_home = malloc(++config_home_len * sizeof(char));
+    snprintf(config_home, config_home_len, config_home_format, home, name);
+  }
+
+  int config_dir_len = snprintf(NULL, 0, "%s/%s", config_home, name);
+  char *config_dir = malloc(++config_dir_len * sizeof(char));
+  snprintf(config_dir, config_dir_len, "%s/%s", config_home, name);
+
+  struct stat st;
+  if (stat(config_dir, &st) == -1)
+    mkdir(config_dir, 0755);
+
+  int config_file_len = snprintf(NULL, 0, "%s/%s/config", config_home, name);
+  char *config_file_name = malloc(++config_file_len * sizeof(char));
+  snprintf(config_file_name, config_file_len, "%s/%s/config", config_home,
+           name);
+
+  if (config_home_a)
+    free(config_home);
+  free(config_dir);
+
+  return config_file_name;
+}
+
 void klist_config_parse(klist_config *ctx, FILE *config) {
   fseek(config, 0, SEEK_END);
   int c;
@@ -81,14 +114,30 @@ void klist_config_parse(klist_config *ctx, FILE *config) {
 
 void klist_config_setup(char *name, FILE *config) {
   char *data_home = getenv("XDG_DATA_HOME");
+  bool data_home_a = false;
+  if (!data_home) {
+    data_home_a = true;
+    char *home = getenv("HOME");
+    const char *data_home_format = "%s/.local/state";
+    int data_home_len = snprintf(name, 0, data_home_format, home);
+    data_home = malloc(++data_home_len * sizeof(char));
+    snprintf(data_home, data_home_len, data_home_format, home, name);
+  }
 
   int db_file_len = snprintf(NULL, 0, "%s/%s", data_home, name);
-  char *db_file = malloc(db_file_len * sizeof(char));
+  char *db_file = malloc(++db_file_len * sizeof(char));
   snprintf(db_file, db_file_len, "%s/%s", data_home, name);
 
-  fseek(config, 0, SEEK_END);
+  struct stat st;
-  fprintf(config, "%s=%s\n", klist_config_key_to_string(CONFIG_DATABASE_NAME),
+  if (stat(db_file, &st) == -1)
-          db_file);
+    mkdir(db_file, 0755);
+
+  if (data_home_a)
+    free(data_home);
+
+  // fseek(config, 0, SEEK_END);
+  fprintf(config, "%s=%s/tasks.db\n",
+          klist_config_key_to_string(CONFIG_DATABASE_NAME), db_file);
   fclose(config);
 
   if (db_file)

src/cli/include/config.h

@@ -9,5 +9,6 @@ struct klist_config {
 };
 typedef struct klist_config klist_config;
 
+char *klist_config_name(char *);
 void klist_config_parse(klist_config *, FILE *);
 void klist_config_setup(char *, FILE *);

src/cli/main.c

@@ -11,19 +11,15 @@ void print_help(klist *ctx, char **argv);
 void setup(klist *ctx, int argc, char **argv);
 
 int main(int argc, char **argv) {
-  char *name = argv[0];
+  char *name = "klist";
-  char *config_home = getenv("XDG_CONFIG_HOME");
-
-  int config_file_len = snprintf(NULL, 0, "%s/%s", config_home, name);
-  char *config_file_name = malloc(config_file_len * sizeof(char));
-  snprintf(config_file_name, config_file_len, "%s/%s", config_home, name);
-
   klist_config *config = malloc(sizeof(klist_config));
 
+  char *config_file_name = klist_config_name(name);
+
   FILE *config_file = NULL;
   if (access(config_file_name, F_OK) == -1) {
     config_file = fopen(config_file_name, "w");
-    klist_config_setup(argv[0], config_file);
+    klist_config_setup(name, config_file);
   } else
     config_file = fopen(config_file_name, "a+");