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Annotation of embedaddon/libiconv/gnulib-local/m4/alloca.m4, revision 1.1

1.1     ! misho       1: # alloca.m4 serial 3 (gettext-0.16)
        !             2: dnl Copyright (C) 2002-2003, 2006 Free Software Foundation, Inc.
        !             3: dnl This file is free software; the Free Software Foundation
        !             4: dnl gives unlimited permission to copy and/or distribute it,
        !             5: dnl with or without modifications, as long as this notice is preserved.
        !             6: 
        !             7: AC_DEFUN([gl_FUNC_ALLOCA],
        !             8: [
        !             9:   dnl Work around a bug of AC_EGREP_CPP in autoconf-2.57.
        !            10:   AC_REQUIRE([AC_PROG_CPP])
        !            11:   AC_REQUIRE([AC_PROG_EGREP])
        !            12: 
        !            13:   AC_REQUIRE([AC_FUNC_ALLOCA])
        !            14:   if test $ac_cv_func_alloca_works = no; then
        !            15:     gl_PREREQ_ALLOCA
        !            16:   fi
        !            17: 
        !            18:   # Define an additional variable used in the Makefile substitution.
        !            19: 
        !            20:   AC_EGREP_CPP([Need own alloca], [
        !            21: #if defined __GNUC__ || defined _MSC_VER || !HAVE_ALLOCA_H
        !            22:   Need own alloca
        !            23: #endif
        !            24:     ],
        !            25:     ALLOCA_H=alloca.h,
        !            26:     ALLOCA_H=)
        !            27:   AC_SUBST([ALLOCA_H])
        !            28: ])
        !            29: 
        !            30: # Prerequisites of lib/alloca.c.
        !            31: # STACK_DIRECTION is already handled by AC_FUNC_ALLOCA.
        !            32: AC_DEFUN([gl_PREREQ_ALLOCA], [
        !            33:   AC_CHECK_HEADERS_ONCE(stdlib.h string.h)
        !            34:   :
        !            35: ])