data: Pass const pointers to sdb_data_cmp().

diff --git a/src/core/data.c b/src/core/data.c
index beba5a7a4006011dc51838d7f7a5bdd57fa9c846..ae8e662d98d22835c4dacaf23f251a5b9c1d0d29 100644 (file)
--- a/src/core/data.c
+++ b/src/core/data.c
@@ -92,7 +92,7 @@ sdb_data_free_datum(sdb_data_t *datum)
 } /* sdb_data_free_datum */
 
 int
-sdb_data_cmp(sdb_data_t *d1, sdb_data_t *d2)
+sdb_data_cmp(const sdb_data_t *d1, const sdb_data_t *d2)
 {
 #define CMP_NULL(a, b) \
        do { \

diff --git a/src/include/core/data.h b/src/include/core/data.h
index d6bf3179eb39ddb4cb6d2c74b36bc4f718216cb0..da653ce3f47e1f9692584b016da5e3d176ac4f80 100644 (file)
--- a/src/include/core/data.h
+++ b/src/include/core/data.h
@@ -112,7 +112,7 @@ sdb_data_free_datum(sdb_data_t *datum);
  *  - a value greater than zero if d1 compares greater than d2
  */
 int
-sdb_data_cmp(sdb_data_t *d1, sdb_data_t *d2);
+sdb_data_cmp(const sdb_data_t *d1, const sdb_data_t *d2);
 
 /*
  * sdb_data_strlen: