51 строка
1.9 KiB
Plaintext
51 строка
1.9 KiB
Plaintext
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# -*- shell-script -*-
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#
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# Copyright (c) 2007 Los Alamos National Security, LLC. All rights
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# reserved.
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# Copyright (c) 2009 Cisco Systems, Inc. All rights reserved.
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# $COPYRIGHT$
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#
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# Additional copyrights may follow
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#
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# $HEADER$
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#
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# OMPI_CHECK_PCIE(prefix, [action-if-found], [action-if-not-found])
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# --------------------------------------------------------
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AC_DEFUN([OMPI_CHECK_PCIE],[
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OMPI_VAR_SCOPE_PUSH(ompi_check_pcie_$1_CPPFLAGS ompi_check_pcie_happy)
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AC_ARG_WITH([pcie],
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[AC_HELP_STRING([--with-pcie(=DIR)],
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[Build PCIE (Axon) support, optionally adding DIR to the compiler search path. Specifically, the test will add -IDIR to the compiler command line, and will attempt to compile #include <linux/axon_ioctl.h>.])])
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OMPI_CHECK_WITHDIR([pcie], [$with_pcie], [linux/axon_ioctl.h])
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ompi_check_pcie_$1_save_CPPFLAGS="$CPPFLAGS"
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ompi_check_pcie_happy="no"
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AS_IF([test "$with_pcie" != "no" -a "$with_pcie" != "yes" -a "$with_pcie" != "/usr" -a "$with_pcie" != "/usr/local"],
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[$1_CPPFLAGS="-I$with_pcie"])
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CPPFLAGS="$$1_CPPFLAGS $CPPFLAGS"
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AS_IF([test "$with_pcie" != "no"],
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[AC_CHECK_HEADER([linux/axon_ioctl.h],
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[ompi_check_pcie_happy="yes"],
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[ompi_check_pcie_happy="no"],
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[AC_INCLUDES_DEFAULT
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#include <linux/types.h>
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])])
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CPPFLAGS="$ompi_check_pcie_$1_save_CPPFLAGS"
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AS_IF([test "$ompi_check_pcie_happy" = "yes" -a "$enable_progress_threads" = "yes"],
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[AC_MSG_WARN([PCIE driver does not currently support progress threads. Disabling BTL.])
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ompi_check_pcie_happy="no"])
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AS_IF([test "$ompi_check_pcie_happy" = "yes"],
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[$2],
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[AS_IF([test ! -z "$with_pcie" -a "$with_pcie" != "no"],
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[AC_MSG_ERROR([PCIe support requested but not found. Aborting])])
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$3])
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AC_SUBST([$1_CPPFLAGS])
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OMPI_VAR_SCOPE_POP
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])
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