# This make fragment is included by the toplevel make to handle configure
# and setup. It defines a target called startup that when run will init
-# the build directory, generate configure from configure.in, create aclocal
+# the build directory, generate configure from configure.ac, create aclocal
# and has rules to run config.status should one of the .in files change.
# Input
# It would be a fairly good idea to run this after a cvs checkout.
BUILDDIR=build
-.PHONY: startup
-startup: configure $(BUILDDIR)/config.status $(addprefix $(BUILDDIR)/,$(CONVERTED))
+.PHONY: startup missing-config-files
+startup: $(BUILDDIR)/configure-stamp $(addprefix $(BUILDDIR)/,$(CONVERTED))
# use the files provided from the system instead of carry around
# and use (most of the time outdated) copycats
+ifeq (file-okay,$(shell test -r buildlib/config.sub && echo 'file-okay'))
+buildlib/config.sub:
+else
+ ifeq (file-okay,$(shell test -r /usr/share/misc/config.sub && echo 'file-okay'))
buildlib/config.sub:
ln -sf /usr/share/misc/config.sub buildlib/config.sub
+ else
+buildlib/config.sub: missing-config-files
+ endif
+endif
+
+ifeq (file-okay,$(shell test -r buildlib/config.guess && echo 'file-okay'))
+buildlib/config.guess:
+else
+ ifeq (file-okay,$(shell test -r /usr/share/misc/config.guess && echo 'file-okay'))
buildlib/config.guess:
ln -sf /usr/share/misc/config.guess buildlib/config.guess
-configure: aclocal.m4 configure.in buildlib/config.guess buildlib/config.sub
+ else
+buildlib/config.guess: missing-config-files
+ endif
+endif
+
+missing-config-files:
+ @echo "APT needs 'config.guess' and 'config.sub' in buildlib/ for configuration."
+ @echo "On Debian systems these are available in the 'autotools-dev' package."
+ @echo
+ @echo "The latest versions can be acquired from the upstream git repository:"
+ @echo "http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD"
+ @echo "http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD"
+ exit 100
+
+configure: aclocal.m4 configure.ac
autoconf
aclocal.m4: $(wildcard buildlib/*.m4)
aclocal -I buildlib
-$(BUILDDIR)/config.status: configure
+$(BUILDDIR)/configure-stamp: configure buildlib/config.guess buildlib/config.sub
/usr/bin/test -e $(BUILDDIR) || mkdir $(BUILDDIR)
(HERE=`pwd`; cd $(BUILDDIR) && $$HERE/configure)
+ touch $(BUILDDIR)/configure-stamp
-$(addprefix $(BUILDDIR)/,$(CONVERTED)): $(BUILDDIR)/config.status
+$(addprefix $(BUILDDIR)/,$(CONVERTED)): $(BUILDDIR)/configure-stamp