2021-04-04 10:37:58 (UTC-03:00)

Marcel Rodrigues <marcelgmr@gmail.com>

Don't try to write empty buffer at end of frame.

As fixed by @rdebath in congif commit 730e1deb.

diff --git a/gifenc.c b/gifenc.c
index 94c3579..c0e4e11 100644
--- a/gifenc.c
+++ b/gifenc.c
@@ -172,8 +172,10 @@ end_key(ge_GIF *gif)
     byte_offset = gif->offset / 8;
     if (gif->offset % 8)
         gif->buffer[byte_offset++] = gif->partial & 0xFF;
-    write(gif->fd, (uint8_t []) {byte_offset}, 1);
-    write(gif->fd, gif->buffer, byte_offset);
+    if (byte_offset) {
+        write(gif->fd, (uint8_t []) {byte_offset}, 1);
+        write(gif->fd, gif->buffer, byte_offset);
+    }
     write(gif->fd, "\0", 1);
     gif->offset = gif->partial = 0;
 }