From 48f9bc6f61f8b93bad00c931b21b9b53e1154ed7 Mon Sep 17 00:00:00 2001
From: neonloop
Date: Sun, 22 Jan 2023 20:50:00 +0000
Subject: Moves save / config dir under .picoarch

Still uses old dir if exists to not need migration
---
 README.funkey-s.md |  2 +-
 core.c             | 51 +++++++++++++++++++++++++++++++++++++++++----------
 main.c             |  2 +-
 menu.c             |  2 +-
 4 files changed, 44 insertions(+), 13 deletions(-)

diff --git a/README.funkey-s.md b/README.funkey-s.md
index 8a8410e..54fc104 100644
--- a/README.funkey-s.md
+++ b/README.funkey-s.md
@@ -1,6 +1,6 @@
 # picoarch - a libretro frontend designed for small screens and low power
 
-picoarch runs libretro cores (emulators) for various systems with low overhead and UI designed for small screen, low-powered devices like the Trimui Model S (PowKiddy A66) and Funkey S.
+picoarch runs libretro cores (emulators) for various systems with low overhead and UI designed for small screen, low-powered devices like the Trimui Model S (PowKiddy A66) and FunKey S.
 
 It supports: 
 
diff --git a/core.c b/core.c
index 058236d..355262f 100644
--- a/core.c
+++ b/core.c
@@ -1,4 +1,5 @@
 #include <dlfcn.h>
+#include <dirent.h>
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -274,32 +275,62 @@ static void set_directories(const char *core_name) {
 #ifndef MINUI
 	char cwd[MAX_PATH];
 #endif
+
+	char picoarch_root[MAX_PATH] = "";
+	DIR* dir;
+
+	/* Example:
+	 * Old save / config dir: ~/.picoarch-gambatte
+	 * New save / config dir: ~/.picoarch/data/gambatte
+	 * System dir: ./system
+	 *
+	 * FunKey S:
+	 * System dir: ~/.picoarch/system
+	 *
+	 * MinUI:
+	 * Save / config dir: ~/.picoarch-gambatte
+	 * System dir: ~/.picoarch-gambatte
+	 */
 	if (home != NULL) {
 		snprintf(dst, len, "%s/.picoarch-%s/", home, core_name);
+#ifdef MINUI
 		mkdir(dst, 0755);
+		strncpy(config_dir, save_dir, MAX_PATH-1);
+		strncpy(system_dir, save_dir, MAX_PATH-1);
+#else
+		snprintf(picoarch_root, MAX_PATH, "%s/.picoarch", home);
+		mkdir(picoarch_root, 0755);
+
+		dir = opendir(dst);
+		if (dir) {
+			/* Use old save dir if exists */
+			closedir(dir);
+		} else {
+			snprintf(dst, len, "%s/data", picoarch_root);
+			mkdir(dst, 0755);
+			snprintf(dst, len, "%s/data/%s/", picoarch_root, core_name);
+			mkdir(dst, 0755);
+		}
 	}
 
 	strncpy(config_dir, save_dir, MAX_PATH-1);
 
-#ifdef MINUI
-	strncpy(system_dir, save_dir, MAX_PATH-1);
-#else
-
 #ifdef FUNKEY_S
-	if (home != NULL) {
-		snprintf(system_dir, MAX_PATH, "%s/.picoarch", home);
-		mkdir(system_dir, 0755);
-		snprintf(system_dir, MAX_PATH, "%s/.picoarch/system", home);
+	if (strlen(picoarch_root)) {
+		snprintf(system_dir, MAX_PATH, "%s/system", picoarch_root);
 		mkdir(system_dir, 0755);
 	} else
-#endif
+#endif  /* FUNKEY_S */
 	if (getcwd(cwd, MAX_PATH)) {
 		snprintf(system_dir, MAX_PATH, "%s/system", cwd);
 		mkdir(system_dir, 0755);
 	} else {
 		PA_FATAL("Can't find system directory");
 	}
-#endif
+#endif  /* MINUI */
+	PA_INFO("Config dir: %s\n", config_dir);
+	PA_INFO("Save dir: %s\n", save_dir);
+	PA_INFO("System dir: %s\n", system_dir);
 }
 
 static bool pa_environment(unsigned cmd, void *data) {
diff --git a/main.c b/main.c
index 2884850..67f278d 100644
--- a/main.c
+++ b/main.c
@@ -393,7 +393,7 @@ void handle_emu_action(emu_action action)
 		sram_write();
 		in_menu = true;
 #if defined(MMENU)
-		if (mmenu && content && content->path) {
+		if (mmenu && content && strlen(content->path)) {
 			ShowMenu_t ShowMenu = (ShowMenu_t)dlsym(mmenu, "ShowMenu");
 			SDL_Surface *screen = SDL_GetVideoSurface();
 			MenuReturnStatus status = ShowMenu(content->path, state_allowed() ? save_template_path : NULL, screen, kMenuEventKeyDown);
diff --git a/menu.c b/menu.c
index 92da59c..fde7c10 100644
--- a/menu.c
+++ b/menu.c
@@ -240,7 +240,7 @@ const char *select_content(void) {
 	const char **exts_with_zip = NULL;
 	int i = 0, size = 0;
 
-	if (content && content->path) {
+	if (content && strlen(content->path)) {
 		strncpy(content_path, content->path, sizeof(content_path) - 1);
 	} else if (getenv("CONTENT_DIR")) {
 		strncpy(content_path, getenv("CONTENT_DIR"), sizeof(content_path) - 1);
-- 
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