From d2262efed6d2656deceab0249724a46d2057b53b Mon Sep 17 00:00:00 2001
From: Bradley Smith
Date: Sun, 3 Aug 2008 20:50:59 +0100
Subject: Adjust build system.

Signed-off-by: Bradley Smith <brad@brad-smith.co.uk>
---
 ChangeLog       |  4 ++++
 configure.ac    | 14 +++++++++-----
 src/Makefile.am |  2 +-
 3 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index ca9bf4f..c29935b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2008-08-03  Bradley Smith  <brad@brad-smith.co.uk>
 
+	Adjust build system.
+
+	Generate Changelog
+
 	Make minor corrections to build system.
 
 	Generate Changelog
diff --git a/configure.ac b/configure.ac
index c3e1af2..f69de6a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -26,9 +26,7 @@ AM_INIT_AUTOMAKE
 dnl Checks for programs.
 AC_PROG_CC
 
-PKG_CHECK_MODULES(GUILE, guile-1.8)
-AC_SUBST(GUILE_LIBS)
-AC_SUBST(GUILE_CFLAGS)
+GUILE_FLAGS
 
 PKG_CHECK_MODULES(GTHREAD2, gthread-2.0 >= 2.4)
 AC_SUBST(GTHREAD2_LIBS)
@@ -78,9 +76,15 @@ AC_CHECK_HEADERS(unistd.h)
 AC_CHECK_HEADERS(getopt.h)
 AC_CHECK_HEADERS(pty.h)
 
-AC_CHECK_LIB(util, openpty,	[], AC_MSG_ERROR([
+AC_CHECK_LIB(util, openpty, [], AC_MSG_ERROR([
 
-You need openpty to build the program.
+You need openpty to build this program.
+
+]))
+
+AC_CHECK_LIB(guile, scm_to_locale_string, [], AC_MSG_ERROR([
+
+You need guile 1.8 to build this program.
 
 ]))
 
diff --git a/src/Makefile.am b/src/Makefile.am
index 910286b..75522e7 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -28,5 +28,5 @@ INCLUDES = $(GUILE_CFLAGS) $(READLINE_CFLAGS) $(GTK2_CFLAGS) $(VTE_CFLAGS) \
 
 gnurobots_SOURCES = main.c api.c map.c grobot.c \
 		ui-window.c ui-cmdwin.c ui-arena.c
-gnurobots_LDFLAGS = $(GUILE_LIBS) $(READLINE_LIBS) $(GTHREAD2_LIBS) \
+gnurobots_LDFLAGS = $(GUILE_LDFLAGS) $(READLINE_LIBS) $(GTHREAD2_LIBS) \
 		$(GTK2_LIBS) $(VTE_LIBS) -lutil
-- 
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