Use AC_PROG_RANLIB, AM_PROG_LIBTOOL,

AC_CONFIG_FILES, AC_CONFIG_COMMANDS.  Add --enable-cppflags arg.

diff --git a/gc/configure.in b/gc/configure.in
index 092447cbeb77149fe336a81b8c92f8be361f00b7..fa10af4e2f21c07d640ae26aded5a09e27c46b19 100644 (file)
--- a/gc/configure.in
+++ b/gc/configure.in
@@ -34,7 +34,7 @@ AC_PROG_CXX
 
 AM_PROG_AS
 AC_CHECK_TOOL(AR, ar)
-AC_CHECK_TOOL(RANLIB, ranlib, :)  # :)
+AC_PROG_RANLIB
 
 AC_PROG_INSTALL
 
@@ -67,6 +67,16 @@ AC_ARG_ENABLE(cplusplus,
 [  --enable-cplusplus          include C++ support in GC library and include directory],
 )
 
+AC_ARG_ENABLE(cppflags,
+[  --enable-cppflags           use these cpp flags for compilation.
+                               An alternative to using CPPGLAGS for use in
+                               sub-configures.],
+[CPPFLAGS=$enable_cppflags
+ ac_env_CPPFLAGS_set=set
+ ac_env_CPPFLAGS_value=$CPPFLAGS
+ ac_cv_env_CPPFLAGS_set=set
+ ac_cv_env_CPPFLAGS_value=$CPPFLAGS])
+
 INCLUDES=-I${srcdir}/include
 THREADLIBS=
 case "$THREADS" in
@@ -278,7 +288,7 @@ AC_SUBST(addobjs)
 AC_SUBST(addincludes)
 AC_SUBST(addtests)
 
-AC_PROG_LIBTOOL
+AM_PROG_LIBTOOL
 
 #
 # Check for AViiON Machines running DGUX
@@ -414,10 +424,10 @@ fi
 
 AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host")
 
-AC_OUTPUT([Makefile doc/Makefile include/Makefile],,
-srcdir=${srcdir}
+AC_CONFIG_FILES(Makefile doc/Makefile include/Makefile)
+AC_CONFIG_COMMANDS(srcdir=${srcdir}
 host=${host}
 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
 CC="${CC}"
-DEFS="$DEFS"
-)
+DEFS="$DEFS")
+AC_OUTPUT