Add const attributes to fix gcc -Wwrite-strings warnings

Does not fix all of them since some lists contain constant strings and
some contain dynamically allocated strings that need to be freed later.

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/hash.h b/hash.h
index 592c424..9aa94a6 100644
--- a/hash.h
+++ b/hash.h
@@ -34,7 +34,7 @@ typedef HashBucketPtr* HashTablePtr;
 
 HashTablePtr makeHashTable(void);
 void destroyHashTable(HashTablePtr table);
-char *getHash(HashTablePtr table, char *key);
+char *getHash(HashTablePtr table, const char *key);
 int putHash(HashTablePtr table, char *key, char *value, int prio);
 int hashElements(HashTablePtr table);
 HashBucketPtr *hashArray(HashTablePtr table, int value_first);