From 4b0e5a03fe89529ebe5d471a82c29c153a12116b Mon Sep 17 00:00:00 2001
From: Guus Sliepen <guus@tinc-vpn.org>
Date: Sat, 7 Jun 2003 13:18:32 +0000
Subject: [PATCH] Fix warning and add missing checks for LZO library.

---
 m4/lzo.m4       | 31 +++++++++++++++++++++++++++++++
 src/Makefile.am |  4 ++--
 2 files changed, 33 insertions(+), 2 deletions(-)
 create mode 100644 m4/lzo.m4

diff --git a/m4/lzo.m4 b/m4/lzo.m4
new file mode 100644
index 00000000..58011f1a
--- /dev/null
+++ b/m4/lzo.m4
@@ -0,0 +1,31 @@
+dnl Check to find the lzo headers/libraries
+
+AC_DEFUN(tinc_LZO,
+[
+  tinc_ac_save_CPPFLAGS="$CPPFLAGS"
+
+  AC_ARG_WITH(lzo-include,
+    [  --with-lzo-include=DIR lzo headers directory],
+    [lzo_include="$withval"
+     CFLAGS="$CFLAGS -I$withval"
+     CPPFLAGS="$CPPFLAGS -I$withval"]
+  )
+
+  AC_ARG_WITH(lzo-lib,
+    [  --with-lzo-lib=DIR     lzo library directory],
+    [lzo_lib="$withval"
+     LIBS="$LIBS -L$withval"]
+  )
+
+  AC_CHECK_HEADERS(lzo1x.h,
+    [],
+    [AC_MSG_ERROR("lzo header files not found."); break]
+  )
+
+  CPPFLAGS="$tinc_ac_save_CPPFLAGS"
+
+  AC_CHECK_LIB(lzo, lzo1x_1_compress,
+    [LIBS="$LIBS -llzo"],
+    [AC_MSG_ERROR("lzo libraries not found.")]
+  )
+])
diff --git a/src/Makefile.am b/src/Makefile.am
index f7e9462a..bc34d532 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,5 +1,5 @@
 ## Produce this file with automake to get Makefile.in
-# $Id: Makefile.am,v 1.4.4.28 2002/09/10 21:46:05 guus Exp $
+# $Id: Makefile.am,v 1.4.4.29 2003/06/07 13:18:31 guus Exp $
 
 sbin_PROGRAMS = tincd
 
@@ -21,7 +21,7 @@ tincd_LDADD = \
 
 localedir = $(datadir)/locale
 
-CFLAGS = @CFLAGS@ -DPKGLIBDIR=$(pkglibdir) -DCONFDIR=\"$(sysconfdir)\"	\
+AM_CFLAGS = @CFLAGS@ -DPKGLIBDIR=$(pkglibdir) -DCONFDIR=\"$(sysconfdir)\"	\
 	-DLOCALEDIR=\"$(localedir)\" -DLOCALSTATEDIR=\"$(localstatedir)\"
 
 dist-hook:
-- 
2.39.5