144   #define SETERRGIF(msg) SETERRQ(PETSC_COMM_SELF, PETSC_ERR_LIB, msg ", GIF file: %s", filename)  in PetscDrawImageSaveGIF()  macro
148       if (PetscUnlikely(Error != GIF_OK)) SETERRGIF(msg); \  in PetscDrawImageSaveGIF()
157   if (!GifCMap) SETERRGIF("Allocating colormap");  in PetscDrawImageSaveGIF()
159   if (!GifFile) SETERRGIF("Opening");  in PetscDrawImageSaveGIF()
167   #undef SETERRGIF  in PetscDrawImageSaveGIF()
183   #define SETERRGIF(msg, fn) SETERRQ(PETSC_COMM_SELF, PETSC_ERR_LIB, msg " GIF file %s", fn)  in PetscDrawMovieSaveGIF()  macro
193     if ((GifImage = DGifOpenFileName(image, NULL)) == NULL) SETERRGIF("Opening input", image);  in PetscDrawMovieSaveGIF()
194     if (DGifSlurp(GifImage) != GIF_OK) SETERRGIF("Reading input", image);  in PetscDrawMovieSaveGIF()
197       if ((GifMovie = EGifOpenFileName(movie, 0, NULL)) == NULL) SETERRGIF("Opening output", movie);  in PetscDrawMovieSaveGIF()
198 …Resolution, GifImage->SBackGroundColor, GifImage->SColorMap) != GIF_OK) SETERRGIF("Writing screen …  in PetscDrawMovieSaveGIF()
207 …Width, GifFrame->Height, GifFrame->Interlace, FrameColorMap) != GIF_OK) SETERRGIF("Writing image d…  in PetscDrawMovieSaveGIF()
209 …ie, sp->RasterBits + Row * GifFrame->Width, GifFrame->Width) != GIF_OK) SETERRGIF("Writing image p…  in PetscDrawMovieSaveGIF()
212     if (DGifCloseFile(GifImage, NULL) != GIF_OK) SETERRGIF("Closing input", image);  in PetscDrawMovieSaveGIF()
214   if (EGifCloseFile(GifMovie, NULL) != GIF_OK) SETERRGIF("Closing output", movie);  in PetscDrawMovieSaveGIF()
216   #undef SETERRGIF  in PetscDrawMovieSaveGIF()