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[Emacs-diffs] /srv/bzr/emacs/trunk r100499: Fix alloca definition when u
From: |
Dan Nicolaescu |
Subject: |
[Emacs-diffs] /srv/bzr/emacs/trunk r100499: Fix alloca definition when using gcc on non-gnu systems. |
Date: |
Tue, 01 Jun 2010 19:32:43 -0700 |
User-agent: |
Bazaar (2.0.3) |
------------------------------------------------------------
revno: 100499
committer: Dan Nicolaescu <address@hidden>
branch nick: trunk
timestamp: Tue 2010-06-01 19:32:43 -0700
message:
Fix alloca definition when using gcc on non-gnu systems.
* configure.in: Use the code sequence indicated by "info autoconf"
for alloca (bug#6170).
modified:
ChangeLog
configure.in
src/config.in
=== modified file 'ChangeLog'
--- a/ChangeLog 2010-06-01 02:34:49 +0000
+++ b/ChangeLog 2010-06-02 02:32:43 +0000
@@ -1,3 +1,9 @@
+2010-06-02 Dan Nicolaescu <address@hidden>
+
+ Fix alloca definition when using gcc on non-gnu systems.
+ * configure.in: Use the code sequence indicated by "info autoconf"
+ for alloca (bug#6170).
+
2010-05-30 Stefan Monnier <address@hidden>
* .bzrignore: Ignore new files from trunk, which appear if you use
=== modified file 'configure.in'
--- a/configure.in 2010-05-29 18:54:16 +0000
+++ b/configure.in 2010-06-02 02:32:43 +0000
@@ -3604,15 +3604,19 @@
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
-#ifndef __GNUC__
-# ifdef HAVE_ALLOCA_H
-# include <alloca.h>
-# else /* AIX files deal with #pragma. */
-# ifndef alloca /* predefined by HP cc +Olibcalls */
-char *alloca ();
-# endif
-# endif /* HAVE_ALLOCA_H */
-#endif /* __GNUC__ */
+#ifdef HAVE_ALLOCA_H
+# include <alloca.h>
+#elif defined __GNUC__
+# define alloca __builtin_alloca
+#elif defined _AIX
+# define alloca __alloca
+#else
+# include <stddef.h>
+# ifdef __cplusplus
+extern "C"
+# endif
+void *alloca (size_t);
+#endif
#ifndef HAVE_SIZE_T
typedef unsigned size_t;
#endif
=== modified file 'src/config.in'
--- a/src/config.in 2010-06-01 02:34:49 +0000
+++ b/src/config.in 2010-06-02 02:32:43 +0000
@@ -1164,15 +1164,19 @@
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
-#ifndef __GNUC__
-# ifdef HAVE_ALLOCA_H
-# include <alloca.h>
-# else /* AIX files deal with #pragma. */
-# ifndef alloca /* predefined by HP cc +Olibcalls */
-char *alloca ();
-# endif
-# endif /* HAVE_ALLOCA_H */
-#endif /* __GNUC__ */
+#ifdef HAVE_ALLOCA_H
+# include <alloca.h>
+#elif defined __GNUC__
+# define alloca __builtin_alloca
+#elif defined _AIX
+# define alloca __alloca
+#else
+# include <stddef.h>
+# ifdef __cplusplus
+extern "C"
+# endif
+void *alloca (size_t);
+#endif
#ifndef HAVE_SIZE_T
typedef unsigned size_t;
#endif
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Dan Nicolaescu <=