packaging: also support rpmbuild from Tizen:2.3

[contrib/mraa.git] / examples / blink_onboard.c

diff --git a/examples/blink_onboard.c b/examples/blink_onboard.c
index 4d0078b..6750ca1 100644 (file)
--- a/examples/blink_onboard.c
+++ b/examples/blink_onboard.c
@@ -29,29 +29,51 @@
 #include "mraa/gpio.h"
 
 int
-main(int argc, char **argv)
+main(int argc, char** argv)
 {
     mraa_platform_t platform = mraa_get_platform_type();
-    mraa_gpio_context gpio;
-    char board_name[] = "Some weird devboard that isn't recognised...";
+    mraa_gpio_context gpio, gpio_in = NULL;
+    char* board_name = mraa_get_platform_name();
     int ledstate = 0;
 
     switch (platform) {
         case MRAA_INTEL_GALILEO_GEN1:
-            strcpy(board_name, "Intel Galileo Gen1");
             gpio = mraa_gpio_init_raw(3);
             break;
-        case MRAA_INTEL_GALILEO_GEN2:
-            strcpy(board_name, "Intel Galileo Gen2");
+        case MRAA_INTEL_MINNOWBOARD_MAX:
+            // there is no onboard LED that we can flash on the minnowboard max
+            // but on the calamari lure pin 21 is an LED. If you don't have the
+            // lure put an LED on pin 21
+            gpio = mraa_gpio_init(21);
+            break;
         default:
             gpio = mraa_gpio_init(13);
     }
 
-    fprintf(stdout, "Welcome to libmraa\n Version: %s\n Running on %s\n",
-        mraa_get_version(), board_name);
+    fprintf(stdout, "Welcome to libmraa\n Version: %s\n Running on %s\n", mraa_get_version(), board_name);
+
+
+    if (gpio == NULL) {
+        fprintf(stdout, "Could not initilaize gpio\n");
+        return 1;
+    }
+
+    // on platforms with physical button use gpio_in
+    if (platform == MRAA_INTEL_MINNOWBOARD_MAX) {
+        gpio_in = mraa_gpio_init(14);
+        if (gpio_in != NULL) {
+            mraa_gpio_dir(gpio_in, MRAA_GPIO_IN);
+            // S1 on minnowboardmax's calamari lure maps to pin 14, SW1 != S1
+            fprintf(stdout, "Press and hold S1 to stop, Press SW1 to shutdown!\n");
+        }
+    }
 
     mraa_gpio_dir(gpio, MRAA_GPIO_OUT);
+
     for (;;) {
+        if (gpio_in != NULL && mraa_gpio_read(gpio_in) == 0) {
+            return 0;
+        }
         ledstate = !ledstate;
         mraa_gpio_write(gpio, !ledstate);
         sleep(1);