Improve os_input example.

Author: adriweb

examples/os_input/autotester.json

@@ -15,18 +15,17 @@
     "key|2",
     "delay|200",
     "key|enter",
-    "delay|200",
-    "hash|1",
+    "hashWait|1",
     "key|enter",
-    "delay|200",
     "hashWait|2"
   ],
   "hashes": {
     "1": {
-      "description": "Output should be N is 12",
+      "description": "Output should be 'N is 12.'",
       "start": "0xD44B00",
-      "size": "0x25800",
-      "expected_CRCs": [ "7DBE5A77" ]
+      "size": "128000",
+      "size_comment": "offset + 320x200x2 because we don't want the busy indicator",
+      "expected_CRCs": [ "44FD49F5" ]
     },
     "2": {
       "description": "Back to the home screen (exit check)",

examples/os_input/src/main.c

@@ -1,48 +1,36 @@
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
-#include <tice.h>
-
-#include <math.h>
 #include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
+#include <tice.h>
 
-#define INPUT_SIZE 10
-#define BUFFER_SIZE 20
+/* Make sure to adjust those sizes according to your usage! */
+#define INPUT_SIZE  10
+#define RESP_SIZE   20
 
-/* Function prototypes */
-void print(char *text, uint8_t xpos, uint8_t ypos);
+/* Draw text on the homescreen at the given X/Y location */
+void print(const char* text, uint8_t xpos, uint8_t ypos) {
+    os_SetCursorPos(ypos, xpos);
+    os_PutStrFull(text);
+}
 
-/* Main Function */
 void main(void) {
-    const char prompt[] = "What is N? ";
-    char input[INPUT_SIZE];
-    char response[BUFFER_SIZE];
-    
+    char inputBuffer[INPUT_SIZE];
+    char response[RESP_SIZE];
+
     /* Clear the homescreen */
     os_ClrHome();
-    
-    /* Get an input string from the user */
-    os_GetStringInput(prompt, input, sizeof input);
+
+    /* Ask the user to type a string, which gets stored in `inputBuf` */
+    os_GetStringInput("What is N? ", inputBuffer, INPUT_SIZE);
 
     /* Build the user response */
-    strcpy(response, "N is ");
-    strcat(response, input);
-    
-    /* Clear the homescreen */
+    sprintf(response, "N is %s.", inputBuffer);
+
+    /* Clear the homescreen and display the built response */
     os_ClrHome();
-    
-    /* Print the message back to the user */
     print(response, 0, 0);
-    
-    /* Wait for a key press */
-    while (!os_GetCSC());
-}
 
-/* Draw text on the homescreen at the given X/Y location */
-void print(char *text, uint8_t xpos, uint8_t ypos) {
-    os_SetCursorPos(ypos, xpos);
-    os_PutStrFull(text);
+    /* Wait for a key press before quitting */
+    while (!os_GetCSC());
 }
-