mirror of
https://github.com/ApfelTeeSaft/reactos.git
synced 2026-08-27 19:25:36 +00:00
Timo Kreuzer
ad50a00020
Previously sprintf and _vsnprintf were imported from ntdll. These functions are defined as inline functions in ucrt headers, but linked directly by legacy CRT code.
50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
/*
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* PROJECT: ReactOS CRT
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* LICENSE: MIT (https://spdx.org/licenses/MIT)
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* PURPOSE: Instantiation of CRT stdio inline functions
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* COPYRIGHT: Copyright 2023-2024 Timo Kreuzer <[email protected]>
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*/
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#define _NO_CRT_STDIO_INLINE
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#include <stdio.h>
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// These 2 functions are inlined in UCRT headers, but they are referenced by
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// external code in the legacy CRT, so we need to provide them as non-inline
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// functions here.
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_Success_(return >= 0)
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_Check_return_opt_
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int __CRTDECL sprintf(
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_Pre_notnull_ _Always_(_Post_z_) char* const _Buffer,
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_In_z_ _Printf_format_string_ char const* const _Format,
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...)
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{
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int _Result;
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va_list _ArgList;
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__crt_va_start(_ArgList, _Format);
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_Result = __stdio_common_vsprintf(
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_CRT_INTERNAL_LOCAL_PRINTF_OPTIONS | _CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION,
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_Buffer, (size_t)-1, _Format, NULL, _ArgList);
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__crt_va_end(_ArgList);
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return _Result < 0 ? -1 : _Result;
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}
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_Success_(return >= 0)
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_Check_return_opt_
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int __CRTDECL _vsnprintf(
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_Out_writes_opt_(_BufferCount) _Post_maybez_ char* const _Buffer,
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_In_ size_t const _BufferCount,
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_In_z_ _Printf_format_string_ char const* const _Format,
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va_list _ArgList
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)
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{
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int _Result = __stdio_common_vsprintf(
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_CRT_INTERNAL_LOCAL_PRINTF_OPTIONS | _CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION,
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_Buffer, _BufferCount, _Format, NULL, _ArgList);
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return _Result < 0 ? -1 : _Result;
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}
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