Added run time timer for actual palidrome search op

1 files changed, 12 insertions, 0 deletions

diff --git a/src/main.c b/src/main.c
index 23cd9d7..479c48b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <time.h>
 
 //
 // Compare the whole thing by passing 0 as end
@@ -117,6 +118,7 @@ int main(int argc, char *argv[]) {
     return 1;
   }
 
+  struct timespec start, stop;
   FILE *f = fopen(argv[1], "r");
 
   // If the file can't be opened, try using the passed value as a palindrome
@@ -152,7 +154,17 @@ int main(int argc, char *argv[]) {
   printf("Searching for palindromes\n");
 
   
+  clock_gettime(CLOCK_MONOTONIC_RAW, &start);
   find_largest_palindromes(data);
+  clock_gettime(CLOCK_MONOTONIC_RAW, &stop);
+
   free(data);
+
+  // Calculate runtime
+  long int secs = stop.tv_sec - start.tv_sec;
+  long int nano = stop.tv_nsec - start.tv_nsec;
+  // Print runtime message
+  printf("Palindrome search took %ld.%ld seconds\n", secs, nano / 10000);
+
   return 0;
 }