Now saves screenshot upon exit.

More similarity towards PSPident :p

Makefile

@@ -49,13 +49,13 @@ CXXFLAGS	:= $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
 ASFLAGS	:=	-g $(ARCH)
 LDFLAGS	=	-specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
 
-LIBS	:= -lctru -lm
+LIBS	:= -lpng16 -lz -lm -lctru
 
 #---------------------------------------------------------------------------------
 # list of directories containing libraries, this must be the top level containing
 # include and lib
 #---------------------------------------------------------------------------------
-LIBDIRS	:= $(CTRULIB)
+LIBDIRS  := $(CTRULIB) $(PORTLIBS)
 
 
 #---------------------------------------------------------------------------------

source/fs.c

@@ -0,0 +1,50 @@
+#include "fs.h"
+
+void openSdArchive()
+{
+	FSUSER_OpenArchive(&sdmcArchive, ARCHIVE_SDMC, fsMakePath(PATH_EMPTY, ""));
+}
+
+void closeSdArchive()
+{
+	FSUSER_CloseArchive(sdmcArchive);
+}
+
+int makeDir(const char *path)
+{
+	if (!path) 
+		return -1;
+
+	return mkdir(path, 0777);
+}
+
+bool fileExists(char *path) 
+{
+    FILE * temp = fopen(path, "r");
+    if(temp == NULL)
+        return false;
+
+    fclose(temp);
+
+    return true;
+}
+
+bool dirExists(const char *path)
+{
+    struct stat info;
+
+    if(stat( path, &info ) != 0)
+        return false;
+    else if(info.st_mode & S_IFDIR)
+        return true;
+    else
+        return false;
+}
+
+bool deleteFile(const char *path) 
+{
+	openSdArchive();
+	Result ret = FSUSER_DeleteFile(sdmcArchive, fsMakePath(PATH_ASCII, path));
+	closeSdArchive();
+	return ret == 0;
+}

source/fs.h

@@ -0,0 +1,13 @@
+#include <3ds.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <sys/stat.h>
+
+FS_Archive sdmcArchive;
+
+void openSdArchive();
+void closeSdArchive();
+int makeDir(const char * path);
+bool fileExists(char * path);
+bool dirExists(const char * path);
+bool deleteFile(const char *path);

source/main.c

@@ -3,9 +3,12 @@
 #include <string.h>
 #include <malloc.h>
 
+#include "screenshot.h"
+
 const char * getModel()
 {
-    const char *models[] = {
+    const char *models[] = 
+	{
         "O3DS",
         "O3DS XL",
         "N3DS",
@@ -25,7 +28,8 @@ const char * getModel()
 
 const char * getRegion()
 {
-    const char *regions[] = {
+    const char *regions[] = 
+	{
         "JPN",
         "USA",
         "EUR",
@@ -47,7 +51,8 @@ const char * getRegion()
 
 const char * getLang()
 {
-    const char *languages[] = {
+    const char *languages[] = 
+	{
         "Japanese",
         "English",
         "French",
@@ -157,8 +162,12 @@ int main(int argc, char *argv[])
     {
         gspWaitForVBlank();
         hidScanInput();
-        if (hidKeysDown()) break;
-        gfxFlushBuffers();
+        if (hidKeysDown())
+		{
+			captureScreenshot();
+			break;
+        }
+		gfxFlushBuffers();
         gfxSwapBuffers();
     }