libansilove

commit c1b0ca7e32ca88d58964044beade824381bdcf42
parent 02527f85788b3bfd37ed591d82facc549be1935f
Author: Frederic Cambus <fred@statdns.com>
Date:   Wed, 24 Oct 2018 18:53:57 +0200

Return an error if gdImageCreate() or gdImageCreateTrueColor() fail

Diffstat:
M
src/output.c
 | 
10
++++++++++

1 file changed, 10 insertions(+), 0 deletions(-)
diff --git a/src/output.c b/src/output.c
@@ -25,6 +25,11 @@ int output(struct ansilove_ctx *ctx, struct ansilove_options *options, gdImagePt
 		im_DOS = gdImageCreateTrueColor(im_Source->sx,
 		    im_Source->sy * 1.35);
 
+		if (!im_DOS) {
+			ctx->error = ANSILOVE_GD_ERROR;
+			return -1;
+		}
+
 		gdImageCopyResampled(im_DOS, im_Source, 0, 0, 0, 0,
 		    im_DOS->sx, im_DOS->sy, im_Source->sx, im_Source->sy);
 
@@ -38,6 +43,11 @@ int output(struct ansilove_ctx *ctx, struct ansilove_options *options, gdImagePt
 		im_Retina = gdImageCreate(im_Source->sx * options->retinaScaleFactor,
 		    im_Source->sy * options->retinaScaleFactor);
 
+		if (!im_Retina) {
+			ctx->error = ANSILOVE_GD_ERROR;
+			return -1;
+		}
+
 		gdImageCopyResized(im_Retina, im_Source, 0, 0, 0, 0,
 		    im_Retina->sx, im_Retina->sy, im_Source->sx, im_Source->sy);