configure.ac: Add --disable-guix option

This should make it easier for people not having guix to test the
website.

Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>
Acked-by: Adrien 'neox' Bourmault <neox@a-lec.org>

Makefile.am

@@ -36,6 +36,7 @@ BUILD_OPTIONS += --with-untitled-path $(UNTITLED_PATH)
 GUIX_SHARE_OPTIONS += --share=`realpath $(UNTITLED_PATH)`
 endif
 
+if WANT_GUIX
 build:
 	guix time-machine \
 	--commit=07f19ef04b5a8f4d7a12a8940333e67db8da81c0 \
@@ -54,7 +55,11 @@ build:
 		sed \
 		-- \
 		./build.sh $(BUILD_OPTIONS)
+else
+		./build.sh $(BUILD_OPTIONS)
+endif
 
+if WANT_GUIX
 check: website.tar.gz
 	guix shell \
 		--container \
@@ -67,6 +72,10 @@ check: website.tar.gz
 		tar \
 		-- \
 		./check.sh --tarball website.tar.gz
+else
+check: website.tar.gz
+		./check.sh --tarball website.tar.gz
+endif
 
 help:
 	@printf "%s\n\t%s\n\t%s\n\t%s\n\t%s\n\t%s\n" \
@@ -77,6 +86,7 @@ help:
 		"upload         # Upload the website to https://$(DOMAIN)" \
 		"website.tar.gz # Create a tarball of the website"
 
+if WANT_GUIX
 test: website.tar.gz
 	guix shell \
 		--container \
@@ -90,6 +100,10 @@ test: website.tar.gz
 		tar \
 		-- \
 		./serve.sh website.tar.gz
+else
+test: website.tar.gz
+		./serve.sh website.tar.gz
+endif
 
 upload: website.tar.gz
 	curl \

configure.ac

@@ -33,6 +33,13 @@ AC_CHECK_PROG([PRINTF], [printf], [printf])
 AC_CHECK_PROG([REALPATH], [realpath], [realpath])
 AC_CHECK_PROG([TAR], [tar], [tar])
 
+# --enable-guix
+AC_ARG_ENABLE(guix,
+  [AS_HELP_STRING([--enable-guix], [Use guix to run the scripts (default=enabled)])],
+  [guix=$enableval],
+  [guix="yes"])
+AM_CONDITIONAL( [WANT_GUIX], [test x"$guix" = x"yes"])
+
 # --with-lbwww-path
 AC_ARG_WITH([lbwww-path],
   [AS_HELP_STRING([--with-lbwww-path=PATH],