[libglnx: 1/2] console: Pacify `gcc -fanalyzer`

[Colin Walters <walters src gnome org>]

commit 62f8ed6c8ef489201a19f1e28656c58b363ba851
Author: Colin Walters <walters verbum org>
Date:   Mon Jun 28 10:05:09 2021 -0400

    console: Pacify `gcc -fanalyzer`
    
    It's not smart enough to follow the conditionals here to see
    that `textlen > 0` implies `text != NULL`.  But the cost of an additional
    check is probably nil, so let's be robust to future code refactoring.

 glnx-console.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/glnx-console.c b/glnx-console.c
index c2fe29d..0a96cdc 100644
--- a/glnx-console.c
+++ b/glnx-console.c
@@ -261,7 +261,7 @@ text_percent_internal (const char *text,
       const guint textlen = MIN (input_textlen, ncolumns - bar_min);
       const guint barlen = MIN (MAX_PROGRESSBAR_COLUMNS, ncolumns - (textlen + 1));
 
-      if (textlen > 0)
+      if (text && textlen > 0)
         {
           fwrite (text, 1, textlen, stdout);
           fputc (' ', stdout);