w3m patch (origin: shinh/w3m)

190110_limit_on_file_name_length_in_linux.patch

diff --git a/file.c b/file.c
index 6069770..76bb5e6 100644
--- a/file.c
+++ b/file.c
@@ -8526,12 +8526,14 @@ guess_save_name(Buffer *buf, char *path)
        if ((p = checkHeader(buf, "Content-Disposition:")) != NULL &&
            (q = strcasestr(p, "filename")) != NULL &&
            (q == p || IS_SPACE(*(q - 1)) || *(q - 1) == ';') &&
-           matchattr(q, "filename", 8, &name))
-           path = name->ptr;
+           matchattr(q, "filename", 8, &name) &&
+        strlen(name->ptr) < 256)
+        path = name->ptr;
        else if ((p = checkHeader(buf, "Content-Type:")) != NULL &&
                 (q = strcasestr(p, "name")) != NULL &&
                 (q == p || IS_SPACE(*(q - 1)) || *(q - 1) == ';') &&
-                matchattr(q, "name", 4, &name))
+                matchattr(q, "name", 4, &name) &&
+         strlen(name->ptr) < 256)
            path = name->ptr;
     }
     return guess_filename(path);