33 lines
1.3 KiB
C
33 lines
1.3 KiB
C
/*
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* This file is part of the DXX-Rebirth project <http://www.dxx-rebirth.com/>.
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* It is copyright by its individual contributors, as recorded in the
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* project's Git history. See COPYING.txt at the top level for license
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* terms and a link to the Git history.
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*/
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#pragma once
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#include "dxxsconf.h"
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#define _dxx_call_puts_parameter2(A,B,...) B
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#define _dxx_call_printf_unwrap_args(...) , ## __VA_ARGS__
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#define _dxx_call_printf_delete_comma2(A,...) __VA_ARGS__
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#define _dxx_call_printf_delete_comma(A,...) _dxx_call_printf_delete_comma2( A , ## __VA_ARGS__ )
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#ifdef DXX_HAVE_BUILTIN_CONSTANT_P
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#define _dxx_printf_check_has_nontrivial_format_string(V,P,FMT) \
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((void)((dxx_builtin_constant_p((FMT)) && (FMT)[0] == '%' && (FMT)[1] == 's' && (FMT)[2] == 0) && \
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(DXX_ALWAYS_ERROR_FUNCTION(dxx_trap_trivial_string_specifier_argument_##V, "bare %s argument to " #V "; use " #P " directly"), 0)))
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#else
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#define _dxx_printf_check_has_nontrivial_format_string(V,P,FMT) \
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((void)(FMT))
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#endif
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#define dxx_call_printf_checked(V,P,A,FMT,...) \
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( \
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_dxx_printf_check_has_nontrivial_format_string(V, P, FMT), \
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(sizeof(#__VA_ARGS__) == 1) ? \
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(P(_dxx_call_printf_delete_comma(1 _dxx_call_printf_unwrap_args A, FMT))) : \
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(V(_dxx_call_printf_delete_comma(1 _dxx_call_printf_unwrap_args A, FMT) ,##__VA_ARGS__)) \
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)
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