3982be852e
was more than one space between tokens. Thanks to Bert Wesarg for reporting the issue. This commit was SVN r14044.
111 строки
2.6 KiB
Bash
111 строки
2.6 KiB
Bash
dnl -*- shell-script -*-
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dnl
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dnl Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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dnl University Research and Technology
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dnl Corporation. All rights reserved.
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dnl Copyright (c) 2004-2005 The University of Tennessee and The University
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dnl of Tennessee Research Foundation. All rights
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dnl reserved.
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dnl Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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dnl University of Stuttgart. All rights reserved.
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dnl Copyright (c) 2004-2005 The Regents of the University of California.
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dnl All rights reserved.
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dnl $COPYRIGHT$
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dnl
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dnl Additional copyrights may follow
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dnl
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dnl $HEADER$
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dnl
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AC_DEFUN([OMPI_CHECK_LINKER_FLAGS],[
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#
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# libtool has been created by this point
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# Try to see if it will add any additional flags for dependant libraries
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#
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AC_MSG_CHECKING([for libtool-supplied linker flags])
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libtool="$1"
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extra_flags="$2"
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# Get the directory where libtool lives
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start="`pwd`"
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d="`dirname $libtool`"
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cd "$d"
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libtool="`pwd`/libtool"
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cd "$start"
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unset d start
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# Make a playground to work in
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mkdir conftest.$$
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cd conftest.$$
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cat > foo.c <<EOF
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int foo(void) { return 0; }
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EOF
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ompi_check_linker_flags_work() {
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OMPI_LOG_MSG([$cmd], [yes])
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eval $cmd >&5 2>&5
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if test -n "[$]1"; then
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output=`eval $cmd 2>/dev/null | head -n 1 | sed -e 's,^libtool: *,,' -e 's,^link: *,,'`
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fi
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status="$?"
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OMPI_LOG_MSG([\$? = $status], [yes])
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if test "$status" != "0"; then
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AC_MSG_RESULT([libtool error!])
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AC_MSG_ERROR([Cannot continue])
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fi
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}
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#
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# First make a sample library with the current LDFLAGS and LIBS
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#
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cmd="$libtool --mode=compile --tag=CC $CC $CFLAGS -c -o foo.o foo.c"
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ompi_check_linker_flags_work
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cmd="$libtool --mode=link --tag=CC $CC $CFLAGS foo.lo $LDFLAGS $LIBS -o libfoo.la"
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ompi_check_linker_flags_work
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#
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# Now fake linking to it and capture the output from libtool
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#
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cmd="$libtool --dry-run --mode=link --tag=CC $CC bar.lo libfoo.la -o bar $extra_flags"
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ompi_check_linker_flags_work yes
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# eat any extra whitespace in CC, as libtool will do the same
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tmpCC=`echo $CC`
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output=`echo $output | sed -e "s/^$tmpCC//"`
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eval "set $output"
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extra_ldflags=
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while test -n "[$]1"; do
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case "[$]1" in
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*.libs/bar*) ;;
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bar*) ;;
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-I*) ;;
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-L*) ;;
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-R*) ;;
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-lfoo) ;;
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*.libs/libfoo.*) ;;
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-o) ;;
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*.so) ;;
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*.a) ;;
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*)
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extra_ldflags="$extra_ldflags [$]1"
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;;
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esac
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shift
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done
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if test -n "$extra_ldflags"; then
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AC_MSG_RESULT([$extra_ldflags])
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else
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AC_MSG_RESULT([no extra flags])
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fi
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cd ..
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rm -rf conftest.$$])dnl
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