Added const to most chars

Added const qualifier for clarity.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/kmp.h b/src/kmp.h
index 24c609e..c02f16b 100644
--- a/src/kmp.h
+++ b/src/kmp.h
@@ -1,3 +1,3 @@
 
-void failure(char* pattern, int* f);
-int kmp(char* t,size_t tlen, char* p,size_t plen);
+void failure(const char* pattern, int* f);
+int kmp(const char* t,size_t tlen, const char* p,size_t plen);