2 files changed, 27 insertions, 2 deletions
diff --git a/kmer_utils.c b/kmer_utils.c
index 8f2f324..b96f831 100644
--- a/kmer_utils.c
+++ b/kmer_utils.c
@@ -8,7 +8,19 @@
 
 using namespace std;
 
-typedef unordered_map<size_t,unsigned long long> kmer_map;
+typedef struct {
+	size_t operator() (const size_t &k) const {
+	return k;
+	}
+} kmer_noHash_hash;
+
+typedef struct {
+	bool operator() (const size_t &x, const size_t &y) const {
+		return x == y;
+	}
+} kmer_eq; 
+
+typedef unordered_map<size_t, unsigned long long, kmer_noHash_hash, kmer_eq> kmer_map;
 
 const unsigned char alpha[256] = 
 {5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
diff --git a/kmer_utils.h b/kmer_utils.h
index 10d7ea4..a9d9a1d 100644
--- a/kmer_utils.h
+++ b/kmer_utils.h
@@ -11,7 +11,20 @@ size_t strnstrip(char *s, int c, size_t len);
 unsigned long long pow_four(unsigned long long x);
 
 // Variables
-typedef unordered_map<size_t,unsigned long long> kmer_map;
+typedef struct {
+	size_t operator() (const size_t &k) const {
+	return k;
+	}
+} kmer_noHash_hash;
+
+typedef struct {
+	bool operator() (const size_t &x, const size_t &y) const {
+		return x == y;
+	}
+} kmer_eq; 
+
+typedef unordered_map<size_t,unsigned long long, kmer_noHash_hash, kmer_eq> kmer_map;
+
 unsigned char alpha[256]; 
 // file loading functions
 kmer_map *get_sparse_kmer_counts_from_filename(const char *fn, const unsigned int kmer);