build: config.in.h.

[bison.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 704f5aaabc0f37781b4eba34d2b79c766c652bfb..9395568563a7be292a909667b978b61747f46db8 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -49,7 +49,7 @@ AM_INIT_AUTOMAKE([1.11.1 dist-xz silent-rules]
                  m4_bmatch(m4_defn([AC_PACKAGE_VERSION]), [[-_]],
                            [gnu], [gnits]))
 AM_SILENT_RULES([yes])
-AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
+AC_CONFIG_HEADERS([lib/config.h:lib/config.in.h])
 
 # Checks for the compiler.
 AC_PROG_CC_STDC
@@ -114,9 +114,7 @@ AC_SUBST([YACC_LIBRARY])
 
 # Checks for programs.
 AC_PROG_LEX
-if test "$FLEX" != yes; then
-  AC_MSG_ERROR([Flex is required])
-fi
+$LEX_IS_FLEX || AC_MSG_ERROR([Flex is required])
 AC_PROG_YACC
 AC_PROG_RANLIB
 AC_PROG_GNU_M4