configure.ac: use AC_CONFIG_SUBDIRS to run configure in subdirs (subdir config)

That's about all the work configure.ac does.
Moved config.pc.in to server, and updated Makefile.am and
server/Makefile.am accordingly

Signed-off-by: Uri Lublin <uril@redhat.com>

Makefile.am

@@ -1,7 +1 @@
 SUBDIRS = common server client
-
-pkgconfigdir = $(libdir)/pkgconfig
-pkgconfig_DATA = spice.pc
-
-DISTCLEANFILES =                                \
-	spice.pc

configure.ac

@@ -8,84 +8,11 @@ AC_INIT(spice, [SPICE_MAJOR.SPICE_MINOR.SPICE_MICRO], [], spice)
 
 AC_CONFIG_MACRO_DIR([m4])
 
-# Define default SPICE_COMMON_SRCDIR
-# Maybe overwritten by ./configure.ac.shared
-SPICE_COMMON_SRCDIR='$(top_srcdir)'/common
-
 m4_include(configure.ac.shared)
 
-AC_PROG_LIBTOOL
-
-SPICE_LT_VERSION=m4_format("%d:%d:%d", SPICE_MAJOR, SPICE_MINOR, SPICE_MICRO)
-AC_SUBST(SPICE_LT_VERSION)
-
-
-if test "$platform_win32" = yes; then
-  red_target=windows
-else
-  red_target=x11
-fi
-AC_SUBST(red_target)
-
-dnl =========================================================================
-dnl Check deps
-
-
-PKG_CHECK_MODULES(XRANDR, xrandr)
-AC_SUBST(XRANDR_CFLAGS)
-AC_SUBST(XRANDR_LIBS)
-SPICE_REQUIRES+=" xrandr"
-
-PKG_CHECK_MODULES(XRANDR12,
-        xrandr >= 1.2,
-        have_xrandr12=yes,
-        have_xrandr12=no)
-
-AM_CONDITIONAL([HAVE_XRANDR12], [test "x$have_xrandr12" = "xyes"])
-if test "x$have_xrandr12" = "xyes" ; then
-  AC_DEFINE([HAVE_XRANDR12], [], [Define if we have XRANDR 12])
-fi
-
-
-PKG_CHECK_MODULES(LOG4CPP, log4cpp)
-AC_SUBST(LOG4CPP_CFLAGS)
-AC_SUBST(LOG4CPP_LIBS)
-SPICE_REQUIRES+=" log4cpp"
-
-dnl =========================================================================
-dnl -fvisibility stuff
-
-have_gcc4=no
-AC_MSG_CHECKING(for -fvisibility)
-AC_COMPILE_IFELSE([
-#if defined(__GNUC__) && (__GNUC__ >= 4)
-#else
-error Need GCC 4.0 for visibility
-#endif
-int main () { return 0; }
-], have_gcc4=yes)
-
-if test "x$have_gcc4" = "xyes"; then
-   VISIBILITY_HIDDEN_CFLAGS="-fvisibility=hidden"
-fi
-AC_MSG_RESULT($have_gcc4)
-AC_SUBST(VISIBILITY_HIDDEN_CFLAGS)
-
-AC_SUBST(SPICE_COMMON_SRCDIR)
-AC_SUBST(SPICE_REQUIRES)
-AC_SUBST(SPICE_NONPKGCONFIG_CFLAGS)
-AC_SUBST(SPICE_NONPKGCONFIG_LIBS)
-
-AC_OUTPUT([
-Makefile
-spice.pc
-common/Makefile
-common/linux/ffmpeg_inc.h
-server/Makefile
-client/Makefile
-client/x11/Makefile
-client/x11/images/Makefile
-])
+AC_CONFIG_SUBDIRS([common server client])
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT
 
 dnl ==========================================================================
 echo "
@@ -97,9 +24,5 @@ echo "
         c compiler:               ${CC}
         c++ compiler:	          ${CXX}
 
-        Have XRANDR 1.2:          ${have_xrandr12}
-
-        Red target:               ${red_target}
-
         Now type 'make' to build $PACKAGE
 "

server/Makefile.am

@@ -82,3 +82,9 @@ EXTRA_DIST =					\
 	glz_encode_match_tmpl.c			\
 	glz_encode_tmpl.c			\
 	$(NULL)
+
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = spice.pc
+
+DISTCLEANFILES =                                \
+	spice.pc

server/configure.ac

@@ -32,8 +32,7 @@ AC_SUBST(SPICE_REQUIRES)
 AC_SUBST(SPICE_NONPKGCONFIG_CFLAGS)
 AC_SUBST(SPICE_NONPKGCONFIG_LIBS)
 
-AC_CONFIG_FILES([Makefile])
-#AC_CONFIG_FILES([Makefile spice.pc])
+AC_CONFIG_FILES([Makefile spice.pc])
 AC_OUTPUT
 
 dnl ==========================================================================