[nongnu] elpa/cdlatex 720f9145d8 31/49: Fix bug when "*CDLaTeX Help*" buffer was read-only

[ELPA Syncer]

branch: elpa/cdlatex
commit 720f9145d88b3e54b5388742c8a1a2b963d74581
Author: Carsten Dominik <carsten.dominik@gmail.com>
Commit: Carsten Dominik <carsten.dominik@gmail.com>

    Fix bug when "*CDLaTeX Help*" buffer was read-only
    
    Github issue #24, closed
---
 cdlatex.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cdlatex.el b/cdlatex.el
index 4ae1c13267..3dd33bcef0 100644
--- a/cdlatex.el
+++ b/cdlatex.el
@@ -848,6 +848,7 @@ When pressed twice, make the sub/superscript roman."
     (if (and (stringp cdlatex-paired-parens)
              (string-match (regexp-quote paren) cdlatex-paired-parens)
              (string= close (char-to-string (following-char))))
+        ; parens are inserted paired, and there is already a closing 
parenthesis
         (delete-char 1))
     (insert "\\left" paren1 " ? \\right" close1)
     (cdlatex-position-cursor)))
@@ -1372,6 +1373,7 @@ zZ
     (if (get-buffer-window " *CDLaTeX Help*")
         (select-window (get-buffer-window " *CDLaTeX Help*"))
       (switch-to-buffer-other-window " *CDLaTeX Help*"))
+    (if buffer-read-only (read-only-mode 'toggle))
     (erase-buffer)
     (make-local-variable 'truncate-lines)
     (setq truncate-lines t)