2016-10-10 02:22:50 -07:00
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dnl
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dnl This file contains code derived from WINE_TRY_CFLAGS() and is used courtesy of Alexandre Julliard.
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dnl
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2016-09-21 00:05:15 -07:00
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dnl VKD3D_CHECK_CFLAGS(flags)
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AC_DEFUN([VKD3D_CHECK_CFLAGS],
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2016-09-28 03:00:05 -07:00
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[AS_VAR_PUSHDEF([vkd3d_cflags], vkd3d_cv_cflags_[[$1]])dnl
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AC_CACHE_CHECK([whether the compiler supports $1], vkd3d_cflags,
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[vkd3d_cflags_saved=$CFLAGS
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CFLAGS="$CFLAGS $1 -Werror"
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AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(int argc, char **argv) { return 0; }]])],
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[AS_VAR_SET(vkd3d_cflags, yes)],
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[AS_VAR_SET(vkd3d_cflags, no)])
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CFLAGS=$vkd3d_cflags_saved])
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AS_VAR_IF([vkd3d_cflags], [yes], [VKD3D_CFLAGS="$VKD3D_CFLAGS $1"])dnl
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AS_VAR_POPDEF([vkd3d_cflags])])
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