X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/1963963ba176a5936364f29a3814cb105497f08e..de06d16ffe51a0f739ffc8d5e8259788c79fd16d:/acmacro/flex.m4

diff --git a/acmacro/flex.m4 b/acmacro/flex.m4
index 0f66a94d2e..a543aa2d49 100644
--- a/acmacro/flex.m4
+++ b/acmacro/flex.m4
@@ -11,10 +11,12 @@ AC_DEFUN([_AC_PROG_FLEX_HELPER_TOO_OLD],[
 
 AC_DEFUN([AC_PROG_FLEX],
  [
-  AC_PROG_LEX
+AC_PREREQ(2.50)dnl
+AC_REQUIRE([AM_MISSING_HAS_RUN])dnl
+AC_REQUIRE([AC_PROG_LEX])dnl
   if test "$LEX" != flex; then
     AC_MSG_NOTICE([Flex not found. Parsers won't get updated.])
-    LEX="$SHELL $missing_dir/missing flex";
+    LEX=${am_missing_run}flex
     AC_SUBST(LEXLIB, '')
   else
     if test "x$1" != "x" ; then
@@ -38,10 +40,11 @@ AC_DEFUN([AC_PROG_FLEX],
          test "$FLEX_VER_MAJ" -eq "$WANT_VER_MAJ" -a "$FLEX_VER_MED" -eq "$WANT_VER_MED" -a "$FLEX_VER_MIN" -lt "$WANT_VER_MIN" ;
       then
         AC_MSG_NOTICE([Found flex is too old. Parsers won't get updated (Found v$FLEX_VERSION < v$1)])
-        LEX="$SHELL $missing_dir/missing flex";
+        LEX=${am_missing_run}flex
         AC_SUBST(LEXLIB, '')
+      else
+        AC_MSG_NOTICE([Flex found. Parsers will get updated])      
       fi
     fi
   fi
-  AC_MSG_NOTICE([Flex found. Parsers will get updated])
 ])