1 files changed, 15 insertions, 0 deletions
diff --git a/nerv/lib/common.h b/nerv/lib/common.h
index 3283ac1..3d98574 100644
--- a/nerv/lib/common.h
+++ b/nerv/lib/common.h
@@ -61,6 +61,21 @@ typedef struct Status {
             nerv_error_status(L, &status); \
     } while (0)
 
+#define CHECK_SAME_DIMENSION(a, b, status) \
+    do { \
+        if (!(a->nrow == b->nrow && a->ncol == b->ncol)) \
+            NERV_EXIT_STATUS(status, MAT_MISMATCH_DIM, 0); \
+    } while (0)
+
+#define CHECK_SAME_DIMENSION_RET(a, b, status) \
+    do { \
+        if (!(a->nrow == b->nrow && a->ncol == b->ncol)) \
+        { \
+            NERV_SET_STATUS(status, MAT_MISMATCH_DIM, 0); \
+            return 0; \
+        } \
+    } while (0)
+
 typedef struct HashNode {
     const char *key;
     void *val;