1: dnl We define the macro GLIBC_PROVIDES to do an AC_PROVIDE for each macro
    2: dnl which appears in configure.in before the sysdep configure scripts are run.
    3: dnl Each sysdep configure.in does GLIBC_PROVIDES first, to avoid any
    4: dnl AC_REQUIREs or AC_BEFOREs duplicating their code.
    5: dnl
    6: define([GLIBC_PROVIDES], [dnl
    7: AC_PROVIDE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
    8: AC_PROVIDE([_AS_ECHO_N_PREPARE])dnl
    9: AC_PROVIDE([_AS_CR_PREPARE])dnl
   10: AC_PROVIDE([_AS_TR_SH_PREPARE])dnl
   11: AC_PROVIDE([AC_PROG_INSTALL])dnl
   12: AC_PROVIDE([AC_PROG_RANLIB])dnl
   13: AC_PROVIDE([AC_PROG_CC])dnl
   14: AC_PROVIDE([AC_PROG_CPP])dnl
   15: AC_PROVIDE([_AS_PATH_SEPARATOR_PREPARE])dnl
   16: AC_PROVIDE([_AS_TEST_PREPARE])dnl
   17: define([AS_MESSAGE_LOG_FD],5)dnl
   18: define([AS_MESSAGE_FD],6)dnl
   19: dnl Ripped out of AS_INIT, which does more cruft we do not want.
   20: m4_wrap([m4_divert_pop([BODY])[]])
   21: m4_divert_push([BODY])[]dnl
   22: dnl End of ripped out of AS_INIT.
   23: # This file is generated from configure.in by Autoconf.  DO NOT EDIT!
   24: define([_AC_LANG], [C])dnl
   25: ])dnl
   26: dnl
   27: dnl Check for a symbol
   28: dnl
   29: AC_DEFUN([AC_CHECK_SYMBOL], [dnl
   30: AC_MSG_CHECKING(for $1)
   31: AC_CACHE_VAL(ac_cv_check_symbol_$1, [dnl
   32: AC_TRY_LINK(,
   33: changequote(,)dnl
   34: extern char *$1[]; puts(*$1);,
   35: changequote([,])dnl
   36:             ac_cv_check_symbol_$1=yes, ac_cv_check_symbol_$1=no)])
   37: if test "$ac_cv_check_symbol_$1" = yes; then
   38: changequote(,)dnl
   39:   ac_tr_symbol=`echo $1 | tr '[a-z]' '[A-Z]'`
   40: changequote([,])dnl
   41:   AC_DEFINE_UNQUOTED(HAVE_${ac_tr_symbol})
   42: fi
   43: AC_MSG_RESULT($ac_cv_check_symbol_$1)])dnl
   44: dnl
   45: 
   46: dnl Locate a program and check that its version is acceptable.
   47: dnl AC_PROG_CHECK_VER(var, namelist, version-switch,
   48: dnl                   [version-extract-regexp], version-glob [, do-if-fail])
   49: AC_DEFUN([AC_CHECK_PROG_VER],
   50: [AC_CHECK_PROGS([$1], [$2])
   51: if test -z "[$]$1"; then
   52:   ac_verc_fail=yes
   53: else
   54:   # Found it, now check the version.
   55:   AC_MSG_CHECKING([version of [$]$1])
   56: changequote(<<,>>)dnl
   57:   ac_prog_version=`<<$>>$1 $3 2>&1 ifelse(<<$4>>,,,
   58:                    <<| sed -n 's/^.*patsubst(<<$4>>,/,\/).*$/\1/p'>>)`
   59:   case $ac_prog_version in
   60:     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
   61:     <<$5>>)
   62: changequote([,])dnl
   63:        ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
   64:     *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
   65: 
   66:   esac
   67:   AC_MSG_RESULT([$ac_prog_version])
   68: fi
   69: ifelse([$6],,,
   70: [if test $ac_verc_fail = yes; then
   71:   $6
   72: fi])
   73: ])
   74: 
   75: dnl These modifications are to allow for an empty cross compiler tree.
   76: define([_AC_COMPILER_EXEEXT], [EXEEXT=
   77: ])
   78: 
   79: AC_DEFUN([LIBC_PROG_FOO_GNU],
   80: [# Most GNU programs take a -v and spit out some text including
   81: # the word 'GNU'.  Some try to read stdin, so give them /dev/null.
   82: if $1 -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
   83:   $2
   84: else
   85:   $3
   86: fi
   87: rm -fr contest*])
   88: 
   89: AC_DEFUN([LIBC_PROG_BINUTILS],
   90: [# Was a --with-binutils option given?
   91: if test -n "$path_binutils"; then
   92:     # Make absolute; ensure a single trailing slash.
   93:     path_binutils=`(cd $path_binutils; pwd) | sed 's%/*$%/%'`
   94:     CC="$CC -B$path_binutils"
   95: fi
   96: AS=`$CC -print-prog-name=as`
   97: LD=`$CC -print-prog-name=ld`
   98: AR=`$CC -print-prog-name=ar`
   99: AC_SUBST(AR)
  100: OBJDUMP=`$CC -print-prog-name=objdump`
  101: AC_SUBST(OBJDUMP)
  102: 
  103: # ranlib has to be treated a bit differently since it might not exist at all.
  104: ac_ranlib=`$CC -print-prog-name=ranlib`
  105: if test "x$ac_ranlib" = xranlib; then
  106: # This extra check has to happen since gcc simply echos the parameter in
  107: # case it cannot find the value in its own directories.
  108: AC_CHECK_TOOL(RANLIB, ranlib, :)
  109: else
  110:   RANLIB=$ac_ranlib
  111: fi
  112: AC_SUBST(RANLIB)
  113: 
  114: # Determine whether we are using GNU binutils.
  115: AC_CACHE_CHECK(whether $AS is GNU as, libc_cv_prog_as_gnu,
  116: [LIBC_PROG_FOO_GNU($AS, libc_cv_prog_as_gnu=yes, libc_cv_prog_as_gnu=no)])
  117: rm -f a.out
  118: gnu_as=$libc_cv_prog_as_gnu
  119: 
  120: AC_CACHE_CHECK(whether $LD is GNU ld, libc_cv_prog_ld_gnu,
  121: [LIBC_PROG_FOO_GNU($LD, libc_cv_prog_ld_gnu=yes, libc_cv_prog_ld_gnu=no)])
  122: gnu_ld=$libc_cv_prog_ld_gnu
  123: ])