move readFile() out of balls.c

1 files changed, 2 insertions, 0 deletions

diff --git a/balls.h b/balls.h
index 21d8bc1..f17243b 100644
--- a/balls.h
+++ b/balls.h
@@ -19,6 +19,8 @@ typedef struct {
 	size_t size; /* Length of cell array. */
 } Partition;
 
+int readFile(const char *filename, char **contents, size_t *size);
+
 Partition partitionCollisions(size_t nBalls);
 void freePartition(Partition part);
 void printPartition(Partition part);