From fed9b245150a7faa630f7615302c472b7c68ff3e Mon Sep 17 00:00:00 2001
From: Carsten Schoenert <c.schoenert@gmail.com>
Date: Fri, 29 Nov 2013 14:19:14 -0500
Subject: libopkg: ensure symbol name mangling for C++

Users who use C++ code for theirs application have always to include external
C functions with a 'extern "C" { }' assignment. We can take that need from
the user by putting thees assignments into the public header files.

Signed-off-by: Carsten Schoenert <c.schoenert@gmail.com>
Signed-off-by: Paul Barker <paul@paulbarker.me.uk>
---
(limited to 'libopkg/sha256.h')

diff --git a/libopkg/sha256.h b/libopkg/sha256.h
index ccbe6cf..c53277d 100644
--- a/libopkg/sha256.h
+++ b/libopkg/sha256.h
@@ -22,6 +22,10 @@
 # include <stdio.h>
 # include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* Structure to save state of computation between the single steps.  */
 struct sha256_ctx
 {
@@ -85,4 +89,8 @@ extern int sha224_stream (FILE *stream, void *resblock);
 extern void *sha256_buffer (const char *buffer, size_t len, void *resblock);
 extern void *sha224_buffer (const char *buffer, size_t len, void *resblock);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
--
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