free XImage before creating a new one - sent - simple plaintext presentation tool
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       ---
 (DIR) commit c271dfb848f2a84711c7c4b720e492f338f1327b
 (DIR) parent 2649e8d5334f7e37a1710c60fb740ecfe91b9f9e
 (HTM) Author: Augusto Castelo <alpheratz99@protonmail.com>
       Date:   Mon,  9 Jan 2023 15:07:48 +0000
       
       free XImage before creating a new one
       
       ffprepare was allocating a new XImage but wasn't freeing the
       previously allocated one
       
       Diffstat:
         M sent.c                              |       3 +++
       
       1 file changed, 3 insertions(+), 0 deletions(-)
       ---
 (DIR) diff --git a/sent.c b/sent.c
       @@ -270,6 +270,9 @@ ffprepare(Image *img)
                if (depth < 24)
                        die("sent: Display color depths < 24 not supported");
        
       +        if (img->ximg)
       +                XDestroyImage(img->ximg);
       +
                if (!(img->ximg = XCreateImage(xw.dpy, CopyFromParent, depth, ZPixmap, 0,
                                               NULL, width, height, 32, 0)))
                        die("sent: Unable to create XImage");