Make fix-gnulib only need a single output file.

[cdecl99.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 103bae2253fe0caa874c87fdadef91f958d32f23..538452ff5c464f1c3b31fa256a6c3e0af34c2c32 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -13,11 +13,15 @@ AM_INIT_AUTOMAKE([-Wall -Werror foreign subdir-objects])
 AM_SILENT_RULES([yes])
 
 AC_PROG_CC_C99
+AM_PROG_CC_C_O
 gl_EARLY
 
 LT_INIT
 gl_INIT
 
+m4_include([lib/gnulib.mk])
+DX_GLSYM_PREFIX([cdecl__])
+
 dnl We provide our own makefile rules for gettext.  Disable tracing of
 dnl AM_GNU_GETTEXT to prevent autoreconf from running autopoint, and to
 dnl prevent automake from growing gratuitous error conditions.
@@ -34,8 +38,25 @@ AC_ARG_VAR([BISONFLAGS], [Additional options to pass to Bison.])
 AC_CHECK_PROGS([BISON], [bison], [bison])
 BISON_I18N
 
+GLOBAL_SYMBOL_PIPE=$lt_cv_sys_global_symbol_pipe
+AC_SUBST([GLOBAL_SYMBOL_PIPE])
+
+AH_TOP([#include <conf_pre.h>])
+AH_BOTTOM([#include <conf_post.h>])
+
+AC_ARG_WITH([gsl],
+       [AS_HELP_STRING([--with-gsl],
+               [specify whether to build test programs requiring the GNU Scientific Library. [default=auto]]
+       )], [with_gsl=$withval], [with_gsl=auto])
+
+AS_CASE([$with_gsl],
+       [no], [have_gsl=no],
+       [yes], [DX_CHECK_GSL([1.0], [have_gsl=yes])],
+       [DX_CHECK_GSL([1.0], [have_gsl=yes], [have_gsl=no])])
+AM_CONDITIONAL([HAVE_GSL], [test x"$have_gsl" = x"yes"])
+
 AC_CONFIG_FILES([
-       lib/Makefile
+       exported.sh
        Makefile
 ])
 AC_OUTPUT