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85 lines
3.9 KiB
85 lines
3.9 KiB
4 months ago
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dnl The copyright in this software is being made available under the BSD License,
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dnl included below. This software may be subject to other third party and
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dnl contributor rights, including patent rights, and no such rights are granted
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dnl under this license.
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dnl
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dnl Copyright (c) Intel Corporation
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dnl
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dnl All rights reserved.
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dnl
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dnl BSD License
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dnl
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dnl Redistribution and use in source and binary forms, with or without modification,
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dnl are permitted provided that the following conditions are met:
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dnl
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dnl Redistributions of source code must retain the above copyright notice, this list
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dnl of conditions and the following disclaimer.
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dnl
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dnl Redistributions in binary form must reproduce the above copyright notice, this
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dnl list of conditions and the following disclaimer in the documentation and/or
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dnl other materials provided with the distribution.
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dnl
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dnl THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ""AS IS""
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dnl AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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dnl IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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dnl DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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dnl ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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dnl (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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dnl LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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dnl ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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dnl (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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dnl SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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dnl ADD_COMPILER_FLAG:
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dnl A macro to add a CFLAG to the EXTRA_CFLAGS variable. This macro will
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dnl check to be sure the compiler supprts the flag. Flags can be made
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dnl mandatory (configure will fail).
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dnl $1: C compiler flag to add to EXTRA_CFLAGS.
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dnl $2: Set to "required" to cause configure failure if flag not supported..
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AC_DEFUN([ADD_COMPILER_FLAG],[
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AX_CHECK_COMPILE_FLAG([$1],[
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EXTRA_CFLAGS="$EXTRA_CFLAGS $1"
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AC_SUBST([EXTRA_CFLAGS])],[
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AS_IF([test x$2 != xrequired],[
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AC_MSG_WARN([Optional CFLAG "$1" not supported by your compiler, continuing.])],[
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AC_MSG_ERROR([Required CFLAG "$1" not supported by your compiler, aborting.])]
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)],[
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-Wall -Werror]
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)]
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)
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dnl ADD_PREPROC_FLAG:
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dnl Add the provided preprocessor flag to the EXTRA_CFLAGS variable. This
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dnl macro will check to be sure the preprocessor supports the flag.
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dnl The flag can be made mandatory by provideing the string 'required' as
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dnl the second parameter.
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dnl $1: Preprocessor flag to add to EXTRA_CFLAGS.
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dnl $2: Set to "required" t ocause configure failure if preprocesor flag
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dnl is not supported.
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AC_DEFUN([ADD_PREPROC_FLAG],[
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AX_CHECK_PREPROC_FLAG([$1],[
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EXTRA_CFLAGS="$EXTRA_CFLAGS $1"
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AC_SUBST([EXTRA_CFLAGS])],[
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AS_IF([test x$2 != xrequired],[
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AC_MSG_WARN([Optional preprocessor flag "$1" not supported by your compiler, continuing.])],[
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AC_MSG_ERROR([Required preprocessor flag "$1" not supported by your compiler, aborting.])]
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)],[
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-Wall -Werror]
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)]
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)
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dnl ADD_LINK_FLAG:
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dnl A macro to add a LDLAG to the EXTRA_LDFLAGS variable. This macro will
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dnl check to be sure the linker supprts the flag. Flags can be made
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dnl mandatory (configure will fail).
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dnl $1: linker flag to add to EXTRA_LDFLAGS.
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dnl $2: Set to "required" to cause configure failure if flag not supported.
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AC_DEFUN([ADD_LINK_FLAG],[
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AX_CHECK_LINK_FLAG([$1],[
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EXTRA_LDFLAGS="$EXTRA_LDFLAGS $1"
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AC_SUBST([EXTRA_LDFLAGS])],[
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AS_IF([test x$2 != xrequired],[
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AC_MSG_WARN([Optional LDFLAG "$1" not supported by your linker, continuing.])],[
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AC_MSG_ERROR([Required LDFLAG "$1" not supported by your linker, aborting.])]
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)]
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)]
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)
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