From: Paul Eggert <eggert@cs.ucla.edu>
Date: Sun, 19 Dec 2004 13:42:03 +0000 (+0000)
Subject: Conditionalize on _GNULIB_ALLOCA_H, not _ALLOCA_H.
X-Git-Tag: v5.3.0~109
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e4561f4baf53a1369e72b4eaf9f036c75e91b807;p=thirdparty%2Fcoreutils.git

Conditionalize on _GNULIB_ALLOCA_H, not _ALLOCA_H.
Remove now-obsolete comment about AIX.
---

diff --git a/lib/alloca_.h b/lib/alloca_.h
index 10995510e2..799037ce09 100644
--- a/lib/alloca_.h
+++ b/lib/alloca_.h
@@ -18,12 +18,10 @@
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
    USA.  */
 
-/* When this file is included, it may be preceded only by preprocessor
-   declarations.  Thanks to AIX.  Therefore we include it right after
-   "config.h", not later.  */
-
-#ifndef _ALLOCA_H
-# define _ALLOCA_H
+/* Avoid using the symbol _ALLOCA_H here, as Bison assumes _ALLOCA_H
+   means there is a real alloca function.  */
+#ifndef _GNULIB_ALLOCA_H
+# define _GNULIB_ALLOCA_H
 
 /* alloca (N) returns a pointer to N bytes of memory
    allocated on the stack, which will last until the function returns.
@@ -51,4 +49,4 @@ extern "C"
 void *alloca (size_t);
 #endif
 
-#endif /* _ALLOCA_H */
+#endif /* _GNULIB_ALLOCA_H */