X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=contrib%2Fsb-grovel%2Fdef-to-lisp.lisp;h=585a84a118dcd85eb0489bdb95ee8e2e092c6fef;hb=7f96d22df74999904529adc41639b64f88f5a144;hp=30265a0188ff20aa61a252d294fb6160c7a41978;hpb=1bc83d01795e2ff1c1c0116880c90ba6e2d1272b;p=sbcl.git

diff --git a/contrib/sb-grovel/def-to-lisp.lisp b/contrib/sb-grovel/def-to-lisp.lisp
index 30265a0..585a84a 100644
--- a/contrib/sb-grovel/def-to-lisp.lisp
+++ b/contrib/sb-grovel/def-to-lisp.lisp
@@ -16,6 +16,7 @@
 
 (defun c-escape (string &optional (dangerous-chars '(#\")) (escape-char #\\))
   "Escape DANGEROUS-CHARS in STRING, with ESCAPE-CHAR."
+  (declare (simple-string string))
   (coerce (loop for c across string
                 if (member c dangerous-chars) collect escape-char
                 collect c)
@@ -112,10 +113,12 @@ code:
     (dolist (def definitions)
       (destructuring-bind (type lispname cname &optional doc export) def
         (case type
-          (:integer
+          ((:integer :errno)
            (as-c "#ifdef" cname)
            (printf "(cl:defconstant ~A %d \"~A\")" lispname doc
                    cname)
+           (when (eql type :errno)
+             (printf "(cl:setf (get '~A 'errno) t)" lispname))
            (as-c "#else")
            (printf "(sb-int:style-warn \"Couldn't grovel for ~A (unknown to the C compiler).\")" cname)
            (as-c "#endif"))
@@ -187,7 +190,8 @@ code:
     (funcall (intern "C-CONSTANTS-EXTRACT" (find-package "SB-GROVEL"))
              filename tmp-c-source (constants-package component))
     (unless (do-not-grovel component)
-      (let* ((cc (or (sb-ext:posix-getenv "CC")
+      (let* ((cc (or (and (string/= (sb-ext:posix-getenv "CC") "")
+                          (sb-ext:posix-getenv "CC"))
                      ;; It might be nice to include a CONTINUE or
                      ;; USE-VALUE restart here, but ASDF seems to insist
                      ;; on handling the errors itself.