12 lines
516 B
Plaintext
12 lines
516 B
Plaintext
dnl VKD3D_CHECK_CFLAGS(flags)
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AC_DEFUN([VKD3D_CHECK_CFLAGS],
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[AS_VAR_PUSHDEF([ac_var], ac_cv_cflags_[[$1]])dnl
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AC_CACHE_CHECK([whether the compiler supports $1], ac_var,
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[ac_vkd3d_check_cflags_saved=$CFLAGS
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CFLAGS="$CFLAGS $1 -Werror"
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AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(int argc, char **argv) { return 0; }]])],
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[AS_VAR_SET(ac_var, yes)], [AS_VAR_SET(ac_var, no)])
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CFLAGS=$ac_vkd3d_check_cflags_saved])
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AS_VAR_IF([ac_var], [yes], [VKD3D_CFLAGS="$VKD3D_CFLAGS $1"])dnl
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AS_VAR_POPDEF([ac_var])])
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