From 416670578c7135300435eacfba52a91c2b25fee8 Mon Sep 17 00:00:00 2001
From: Matt Strapp <strap012@umn.edu>
Date: Mon, 5 Oct 2020 22:41:10 -0500
Subject: Add error handler for mappers

---
 P1/src/mapreduce.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'P1/src')

diff --git a/P1/src/mapreduce.c b/P1/src/mapreduce.c
index 9efccf7..2428f75 100644
--- a/P1/src/mapreduce.c
+++ b/P1/src/mapreduce.c
@@ -11,6 +11,10 @@ int main(int argc, char *argv[]) {
 	// ###### DO NOT REMOVE ######
 	int nMappers 	= strtol(argv[1], NULL, 10);
 	int nReducers 	= strtol(argv[2], NULL, 10);
+	if (nMappers < nReducers) {
+		printf("Number of mappers must be greater than or equal to the number of reducers.\n");
+		exit(2);
+	}
 	char *inputFile = argv[3];
 
 	// ###### DO NOT REMOVE ######
-- 
cgit v1.2.3