makesyscalls.lua: Allow translation of intptr_t arguments
Translate instances of intptr_t to the config value abi_intptr_t (defaults to "intptr_t"). Used in CheriABI to translate intptr_t to intcap_t for hybrid kernels. Reviewed by: kevans
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@ -61,6 +61,7 @@ local config = {
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abi_flags = "",
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abi_flags_mask = 0,
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abi_headers = "",
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abi_intptr_t = "intptr_t",
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ptr_intptr_t_cast = "intptr_t",
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}
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@ -398,9 +399,11 @@ local function write_line_pfile(tmppat, line)
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end
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end
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-- Check both literal intptr_t and the abi version because this needs
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-- to work both before and after the substitution
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local function isptrtype(type)
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return type:find("*") or type:find("caddr_t") or
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type:find("intptr_t")
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type:find("intptr_t") or type:find(config['abi_intptr_t'])
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end
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local process_syscall_def
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@ -599,6 +602,8 @@ local function process_args(args)
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goto out
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end
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argtype = argtype:gsub("intptr_t", config["abi_intptr_t"])
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-- XX TODO: Forward declarations? See: sysstubfwd in CheriBSD
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if abi_change then
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local abi_type_suffix = config["abi_type_suffix"]
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