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echo 'Creating brew-patch.diff'
cat << EOF >> brew-patch.diff
diff --git a/zbar/jpeg.c b/zbar/jpeg.c
index fb566f4..d1c1fb2 100644
--- a/zbar/jpeg.c
+++ b/zbar/jpeg.c
@@ -79,8 +79,15 @@ int fill_input_buffer (j_decompress_ptr cinfo)
void skip_input_data (j_decompress_ptr cinfo,
long num_bytes)
{
- cinfo->src->next_input_byte = NULL;
- cinfo->src->bytes_in_buffer = 0;
+ if (num_bytes > 0) {
+ if (num_bytes < cinfo->src->bytes_in_buffer) {
+ cinfo->src->next_input_byte += num_bytes;
+ cinfo->src->bytes_in_buffer -= num_bytes;
+ }
+ else {
+ fill_input_buffer(cinfo);
+ }
+ }
}
void term_source (j_decompress_ptr cinfo)
EOF
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