From b38c5ab240b45ff1b15f9c61306dc7cc65e17d4e Mon Sep 17 00:00:00 2001
From: Peter Breitenlohner <peb@mppmu.mpg.de>
Date: Mon, 1 Jul 2013 08:06:59 +0000
Subject: web2c: Make <w2c/config.h> C++ safe

git-svn-id: svn://tug.org/texlive/trunk@31055 c570f23f-e606-0410-a88d-b1316a301751
---
 Build/source/texk/web2c/ChangeLog    | 5 +++++
 Build/source/texk/web2c/w2c/config.h | 8 ++++++++
 2 files changed, 13 insertions(+)

diff --git a/Build/source/texk/web2c/ChangeLog b/Build/source/texk/web2c/ChangeLog
index 1571ae172f3..67899732d3f 100644
--- a/Build/source/texk/web2c/ChangeLog
+++ b/Build/source/texk/web2c/ChangeLog
@@ -1,3 +1,8 @@
+2013-06-29  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* w2c/config.h: Adapt to C++, i.e., when compiling C++ surround
+	all declarations by 'extern "C" {' ... '}'.
+
 2013-06-27  Peter Breitenlohner  <peb@mppmu.mpg.de>
 
 	* ac/web2c.ac (kpse_tex_progs): Drop explicit XeTeX dependencies
diff --git a/Build/source/texk/web2c/w2c/config.h b/Build/source/texk/web2c/w2c/config.h
index 0a44572b28d..3888b3f5843 100644
--- a/Build/source/texk/web2c/w2c/config.h
+++ b/Build/source/texk/web2c/w2c/config.h
@@ -26,6 +26,10 @@ along with this program; if not, see <http://www.gnu.org/licenses/.  */
 /* How to open a binary file.  */
 #include <kpathsea/c-fopen.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* The smallest signed type: use `signed char' if ANSI C, `short' if
    char is unsigned, otherwise `char'.  */
 #ifndef SCHAR_TYPE
@@ -126,4 +130,8 @@ extern void uexit (int status);
 extern void usage (const_string progname);
 extern void usagehelp (const_string *message, const_string bug_email);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* not WEB2C_CONFIG_H */
-- 
cgit v1.2.3