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Re: Issue with AM_PROG_LEX


From: Karl Berry
Subject: Re: Issue with AM_PROG_LEX
Date: Tue, 1 Aug 2023 15:56:22 -0600

    This will work iff AM_PROG_LEX uses AC_REQUIRE to invoke
    AC_PROG_LEX. 

Evidently so. From automake's m4/lex.m4: 

AC_DEFUN([AM_PROG_LEX],
[AC_PREREQ([2.50])dnl
AC_REQUIRE([AM_MISSING_HAS_RUN])dnl
AC_REQUIRE([AC_PROG_LEX])dnl
if test "$LEX" = :; then
  LEX=${am_missing_run}flex
fi])




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