117 lines
3.6 KiB
Plaintext
117 lines
3.6 KiB
Plaintext
dnl We define the macro GLIBC_PROVIDES to do an AC_PROVIDE for each macro
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dnl which appears in configure.in before the sysdep configure scripts are run.
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dnl Each sysdep configure.in does GLIBC_PROVIDES first, to avoid any
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dnl AC_REQUIREs or AC_BEFOREs duplicating their code.
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dnl
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define([GLIBC_PROVIDES], [dnl
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AC_PROVIDE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
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AC_PROVIDE([AC_CONFIG_SUBDIRS])dnl
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AC_PROVIDE([_AS_ECHO_N_PREPARE])dnl
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AC_PROVIDE([_AS_ECHO_PREPARE])dnl
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AC_PROVIDE([_AS_CR_PREPARE])dnl
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AC_PROVIDE([_AS_TR_SH_PREPARE])dnl
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AC_PROVIDE([AC_PROG_INSTALL])dnl
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AC_PROVIDE([AC_PROG_RANLIB])dnl
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AC_PROVIDE([AC_PROG_CC])dnl
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AC_PROVIDE([AC_PROG_CPP])dnl
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AC_PROVIDE([_AS_PATH_SEPARATOR_PREPARE])dnl
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AC_PROVIDE([_AS_TEST_PREPARE])dnl
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define([AS_MESSAGE_LOG_FD],5)dnl
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define([AS_MESSAGE_FD],6)dnl
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dnl Ripped out of AS_INIT, which does more cruft we do not want.
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m4_wrap([m4_divert_pop([BODY])[]])
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m4_divert_push([BODY])[]dnl
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dnl End of ripped out of AS_INIT.
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# This file is generated from configure.in by Autoconf. DO NOT EDIT!
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define([_AC_LANG], [C])dnl
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])dnl
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dnl
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dnl Check for a symbol
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dnl
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AC_DEFUN([AC_CHECK_SYMBOL], [dnl
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AC_MSG_CHECKING(for $1)
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AC_CACHE_VAL(ac_cv_check_symbol_$1, [dnl
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AC_TRY_LINK(,
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changequote(,)dnl
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extern char *$1[]; puts(*$1);,
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changequote([,])dnl
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ac_cv_check_symbol_$1=yes, ac_cv_check_symbol_$1=no)])
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if test "$ac_cv_check_symbol_$1" = yes; then
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changequote(,)dnl
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ac_tr_symbol=`echo $1 | tr '[a-z]' '[A-Z]'`
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changequote([,])dnl
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AC_DEFINE_UNQUOTED(HAVE_${ac_tr_symbol})
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fi
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AC_MSG_RESULT($ac_cv_check_symbol_$1)])dnl
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dnl
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dnl Locate a program and check that its version is acceptable.
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dnl AC_PROG_CHECK_VER(var, namelist, version-switch,
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dnl [version-extract-regexp], version-glob [, do-if-fail])
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AC_DEFUN([AC_CHECK_PROG_VER],
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[AC_CHECK_PROGS([$1], [$2])
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if test -z "[$]$1"; then
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ac_verc_fail=yes
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else
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# Found it, now check the version.
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AC_MSG_CHECKING([version of [$]$1])
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changequote(<<,>>)dnl
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ac_prog_version=`<<$>>$1 $3 2>&1 ifelse(<<$4>>,,,
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<<| sed -n 's/^.*patsubst(<<$4>>,/,\/).*$/\1/p'>>)`
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case $ac_prog_version in
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'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
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<<$5>>)
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changequote([,])dnl
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ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
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*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
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esac
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AC_MSG_RESULT([$ac_prog_version])
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fi
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ifelse([$6],,,
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[if test $ac_verc_fail = yes; then
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$6
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fi])
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])
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dnl These modifications are to allow for an empty cross compiler tree.
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define([_AC_COMPILER_EXEEXT], [EXEEXT=
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])
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AC_DEFUN([LIBC_PROG_FOO_GNU],
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[# Most GNU programs take a -v and spit out some text including
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# the word 'GNU'. Some try to read stdin, so give them /dev/null.
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if $1 -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
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$2
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else
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$3
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fi
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rm -fr contest*])
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AC_DEFUN([LIBC_PROG_BINUTILS],
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[# Was a --with-binutils option given?
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if test -n "$path_binutils"; then
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# Make absolute; ensure a single trailing slash.
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path_binutils=`(cd $path_binutils; pwd) | sed 's%/*$%/%'`
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CC="$CC -B$path_binutils"
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fi
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AS=`$CC -print-prog-name=as`
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LD=`$CC -print-prog-name=ld`
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AR=`$CC -print-prog-name=ar`
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AC_SUBST(AR)
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OBJDUMP=`$CC -print-prog-name=objdump`
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AC_SUBST(OBJDUMP)
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OBJCOPY=`$CC -print-prog-name=objcopy`
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AC_SUBST(OBJCOPY)
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# Determine whether we are using GNU binutils.
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AC_CACHE_CHECK(whether $AS is GNU as, libc_cv_prog_as_gnu,
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[LIBC_PROG_FOO_GNU($AS, libc_cv_prog_as_gnu=yes, libc_cv_prog_as_gnu=no)])
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rm -f a.out
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gnu_as=$libc_cv_prog_as_gnu
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AC_CACHE_CHECK(whether $LD is GNU ld, libc_cv_prog_ld_gnu,
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[LIBC_PROG_FOO_GNU($LD, libc_cv_prog_ld_gnu=yes, libc_cv_prog_ld_gnu=no)])
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gnu_ld=$libc_cv_prog_ld_gnu
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])
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