Data commit

Task/Spinning-rod-animation-Text/C/spinning-rod-animation-text.c

@@ -0,0 +1,29 @@
+#include <stdio.h>
+#include <time.h>
+
+int main() {
+    int i, j, ms = 250;
+    const char *a = "|/-\\";
+    time_t start, now;
+    struct timespec delay;
+    delay.tv_sec = 0;
+    delay.tv_nsec = ms * 1000000L;
+    printf("\033[?25l");  // hide the cursor
+    time(&start);
+    while(1) {
+        for (i = 0; i < 4; i++) {
+            printf("\033[2J");          // clear terminal
+            printf("\033[0;0H");        // place cursor at top left corner
+            for (j = 0; j < 80; j++) {  // 80 character terminal width, say
+                printf("%c", a[i]);
+            }
+            fflush(stdout);
+            nanosleep(&delay, NULL);
+        }
+        // stop after 20 seconds, say
+        time(&now);
+        if (difftime(now, start) >= 20) break;
+    }
+    printf("\033[?25h"); // restore the cursor
+    return 0;
+}