From 0a97ba60f4f09558b0c2a4b8d2c09e6ff7bfd112 Mon Sep 17 00:00:00 2001
From: Nils Gillmann <ng0@n0.is>
Date: Sun, 21 Oct 2018 17:48:50 +0000
Subject: libidn + libidn2 support, as proposed by WJ Liu / multiSnow in a
 github gist.

Signed-off-by: Nils Gillmann <ng0@n0.is>
---
 src/util/Makefile.am | 12 +++++++++++-
 src/util/dnsparser.c |  6 +++++-
 2 files changed, 16 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/util/Makefile.am b/src/util/Makefile.am
index b0f45b1da..165d41d01 100644
--- a/src/util/Makefile.am
+++ b/src/util/Makefile.am
@@ -122,12 +122,22 @@ libgnunetutil_la_SOURCES = \
   tun.c \
   speedup.c speedup.h
 
+if HAVE_LIBIDN
+  LIBIDN= -lidn
+else
+  LIBIDN=
+
+if HAVE_LIBIDN2
+  LIBIDN2= -lidn2
+else
+  LIBIDN2=
+
 libgnunetutil_la_LIBADD = \
   $(GCLIBADD) $(WINLIB) \
   $(LIBGCRYPT_LIBS) \
   $(LTLIBICONV) \
   $(LTLIBINTL) \
-  -lltdl -lidn $(Z_LIBS) -lunistring $(XLIB) $(PTHREAD)
+  -lltdl $(LIBIDN) $(LIBIDN2) $(Z_LIBS) -lunistring $(XLIB) $(PTHREAD)
 
 libgnunetutil_la_LDFLAGS = \
   $(GN_LIB_LDFLAGS) \
diff --git a/src/util/dnsparser.c b/src/util/dnsparser.c
index 24f1b18cf..79d723f12 100644
--- a/src/util/dnsparser.c
+++ b/src/util/dnsparser.c
@@ -17,13 +17,17 @@
  */
 
 /**
- * @file dns/dnsparser.c
+ * @file util/dnsparser.c
  * @brief helper library to parse DNS packets.
  * @author Philipp Toelke
  * @author Christian Grothoff
  */
 #include "platform.h"
+#if defined(HAVE_LIBIDN2)
+#include <idn2.h>
+#elif defined(HAVE_LIBIDN)
 #include <idna.h>
+#endif
 #if WINDOWS
 #include <idn-free.h>
 #endif
-- 
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