Working parser for rpcgen files.

[portablexdr.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index f82f4fe..95d2f2b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,23 +1,37 @@
-AC_INIT([portablexdr], [4.0.11])
+AC_INIT(portablexdr, 5.0.0)
 AM_INIT_AUTOMAKE
 
 AC_CONFIG_HEADERS([config.h])
 
 AC_CANONICAL_HOST
 AC_PROG_CC
-AC_CHECK_PROGS([AR], [ar])
+AC_CHECK_PROGS(AR, ar)
 AC_PROG_INSTALL
 AC_PROG_LIBTOOL
 
+AC_PROG_LEX
+AC_PROG_YACC
+
+dnl Look for an external 'cpp' program which can run on a file with any
+dnl extension.  The normal CPP can only run on files with a '.c'
+dnl extension, therefore we prefer to use /usr/bin/cpp if it exists.
+AC_PATH_PROG([EXTCPP], [cpp], [no])
+if test "x$EXTCPP" = "xno"; then
+  AC_MSG_FAILURE([Cannot find a working 'cpp' (C preprocessor) program])
+fi
+AC_DEFINE_UNQUOTED([EXTCPP], ["$EXTCPP"],
+       [The C preprocessor command (may include command line options).])
+
 MINGW_EXTRA_LDFLAGS=
 case "$host" in
  *-*-mingw*)
    MINGW_EXTRA_LDFLAGS="-no-undefined"
    ;;
 esac
-AC_SUBST([MINGW_EXTRA_LDFLAGS])
+AC_SUBST(MINGW_EXTRA_LDFLAGS)
 
 AC_CHECK_HEADERS([arpa/inet.h sys/param.h])
 AC_CHECK_FUNCS([ntohl htonl ntohs htons])
 
-AC_OUTPUT([Makefile])
+AC_OUTPUT(Makefile)
+