PuzzleD

commit 092ea94561be77dc7526de6a0cc11bef836a7331
parent 31067621f4355da9229a1008e1026d3d32a9b359
Author: Dominik Schmidt <das1993@hotmail.com>
Date:   Thu, 27 Aug 2015 12:12:33 +0200

Check if the context is valid before freeing the vectors

This allows Vector initialization from outside the library.

Diffstat:
puzzle.d
 | 
12
+++++++++---

1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/puzzle.d b/puzzle.d
@@ -134,7 +134,9 @@ struct DVec{
 		puzzle_init_dvec(ctx,&vec);
 	}
 	~this(){
-		puzzle_free_dvec(ctx,&vec);
+		if(ctx!=null){
+			puzzle_free_dvec(ctx,&vec);
+		}
 	}
 	void load(string f){
 		if(puzzle_fill_dvec_from_file(ctx, &vec, toStringz(f))!=0){
@@ -172,7 +174,9 @@ struct CVec{
 		puzzle_init_cvec(ctx,&vec);
 	}
 	~this(){
-		puzzle_free_cvec(ctx,&vec);
+		if(ctx!=null){
+			puzzle_free_cvec(ctx,&vec);
+		}
 	}
 	void load(string f){
 		if(puzzle_fill_cvec_from_file(ctx, &vec, toStringz(f))!=0){
@@ -211,7 +215,9 @@ struct CVec_Compressed{
 		puzzle_init_compressed_cvec(ctx,&vec);
 	}
 	~this(){
-		puzzle_free_compressed_cvec(ctx,&vec);
+		if(ctx!=null){
+			puzzle_free_compressed_cvec(ctx,&vec);
+		}
 	}
 	CVec uncompress(){
 		return CVec(this);