70 строки
2.8 KiB
Bash
70 строки
2.8 KiB
Bash
dnl -*- shell-script -*-
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dnl
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dnl Copyright (c) 2009 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) 2009-2010 Cisco Systems, Inc. All rights reserved.
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dnl Copyright (c) 2010-2012 IBM Corporation. All rights reserved.
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dnl Copyright (c) 2014 Los Alamos National Security, LLC. All rights
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dnl reserved.
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dnl Copyright (c) 2015 Research Organization for Information Science
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dnl and Technology (RIST). 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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# OPAL_CHECK_KNEM(prefix, [action-if-found], [action-if-not-found])
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# --------------------------------------------------------
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# check if knem support can be found. sets prefix_{CPPFLAGS,
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# LDFLAGS, LIBS} as needed and runs action-if-found if there is
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# support, otherwise executes action-if-not-found
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AC_DEFUN([OPAL_CHECK_KNEM],[
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OPAL_VAR_SCOPE_PUSH([opal_check_knem_happy opal_check_knem_$1_save_CPPFLAGS opal_check_knem_dir])
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AC_ARG_WITH([knem],
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[AC_HELP_STRING([--with-knem(=DIR)],
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[Build knem Linux kernel module support, searching for headers in DIR/include])])
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OPAL_CHECK_WITHDIR([knem], [$with_knem], [include/knem_io.h])
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opal_check_knem_$1_save_CPPFLAGS="$CPPFLAGS"
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AS_IF([test "$with_knem" != "no"],
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[AS_IF([test ! -z "$with_knem" && test "$with_knem" != "yes"],
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[opal_check_knem_dir="$with_knem"])
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_OPAL_CHECK_PACKAGE_HEADER([$1],
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[knem_io.h],
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[$opal_check_knem_dir],
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[opal_check_knem_happy="yes"],
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[opal_check_knem_happy="no"])],
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[opal_check_knem_happy="no"])
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CPPFLAGS="$CPPFLAGS $$1_CPPFLAGS"
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# need at least version 0x0000000b
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AS_IF([test "$opal_check_knem_happy" = "yes"],
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[AC_CACHE_CHECK([for knem ABI version 0xb or later],
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[opal_cv_knem_version_ok],
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[AC_PREPROC_IFELSE(
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[AC_LANG_PROGRAM([
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#include <knem_io.h>
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],[
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#if KNEM_ABI_VERSION < 0xc
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#error "Version less than 0xc"
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#endif
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])],
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[opal_cv_knem_version_ok=yes],
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[opal_cv_knem_version_ok=no])])])
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CPPFLAGS="$opal_check_knem_$1_save_CPPFLAGS"
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AS_IF([test "$opal_check_knem_happy" = "yes" && test "$opal_cv_knem_version_ok" = "yes"],
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[$2],
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[AS_IF([test ! -z "$with_knem" && test "$with_knem" != "no"],
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[AC_MSG_ERROR([KNEM support requested but not found. Aborting])])
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$3])
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OPAL_VAR_SCOPE_POP
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])dnl
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