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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,250 @@ | ||
| menu "klibc options" | ||
|
|
||
| comment "------------rt_memset options------------" | ||
| config RT_KLIBC_USING_USER_MEMSET | ||
| bool "Enable rt_memset to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_MEMSET | ||
| config RT_KLIBC_USING_LIBC_MEMSET | ||
| bool "Enable rt_memset to use libc memset" | ||
| default n | ||
|
|
||
| config RT_KLIBC_USING_TINY_MEMSET | ||
| bool "Enable rt_memset to use tiny version" | ||
| depends on !RT_KLIBC_USING_LIBC_MEMSET | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_memcpy options------------" | ||
| config RT_KLIBC_USING_USER_MEMCPY | ||
| bool "Enable rt_memcpy to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_MEMCPY | ||
| config RT_KLIBC_USING_LIBC_MEMCPY | ||
| bool "Enable rt_memcpy to use libc memcpy" | ||
| default n | ||
|
|
||
| config RT_KLIBC_USING_TINY_MEMCPY | ||
| bool "Enable rt_memcpy to use tiny version" | ||
| depends on !RT_KLIBC_USING_LIBC_MEMCPY | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_memmove options------------" | ||
| config RT_KLIBC_USING_USER_MEMMOVE | ||
| bool "Enable rt_memmove to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_MEMMOVE | ||
| config RT_KLIBC_USING_LIBC_MEMMOVE | ||
| bool "Enable rt_memmove to use libc memmove" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_memcmp options------------" | ||
| config RT_KLIBC_USING_USER_MEMCMP | ||
| bool "Enable rt_memcmp to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_MEMCMP | ||
| config RT_KLIBC_USING_LIBC_MEMCMP | ||
| bool "Enable rt_memcmp to use libc memcmp" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_strstr options------------" | ||
| config RT_KLIBC_USING_USER_STRSTR | ||
| bool "Enable rt_strstr to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_STRSTR | ||
| config RT_KLIBC_USING_LIBC_STRSTR | ||
| bool "Enable rt_strstr to use libc strstr" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_strcasecmp options------------" | ||
| config RT_KLIBC_USING_USER_STRCASECMP | ||
| bool "Enable rt_strcasecmp to use user-defined version" | ||
| default n | ||
|
|
||
| comment "------------rt_strncpy options------------" | ||
| config RT_KLIBC_USING_USER_STRNCPY | ||
| bool "Enable rt_strncpy to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_STRNCPY | ||
| config RT_KLIBC_USING_LIBC_STRNCPY | ||
| bool "Enable rt_strncpy to use libc strncpy" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_strcpy options------------" | ||
| config RT_KLIBC_USING_USER_STRCPY | ||
| bool "Enable rt_strcpy to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_STRCPY | ||
| config RT_KLIBC_USING_LIBC_STRCPY | ||
| bool "Enable rt_strcpy to use libc strcpy" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_strncmp options------------" | ||
| config RT_KLIBC_USING_USER_STRNCMP | ||
| bool "Enable rt_strncmp to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_STRNCMP | ||
| config RT_KLIBC_USING_LIBC_STRNCMP | ||
| bool "Enable rt_strncmp to use libc strncmp" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_strcmp options------------" | ||
| config RT_KLIBC_USING_USER_STRCMP | ||
| bool "Enable rt_strcmp to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_STRCMP | ||
| config RT_KLIBC_USING_LIBC_STRCMP | ||
| bool "Enable rt_strcmp to use libc strcmp" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_strlen options------------" | ||
| config RT_KLIBC_USING_USER_STRLEN | ||
| bool "Enable rt_strlen to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_STRLEN | ||
| config RT_KLIBC_USING_LIBC_STRLEN | ||
| bool "Enable rt_strlen to use libc strlen" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_strlen options------------" | ||
| config RT_KLIBC_USING_USER_STRLEN | ||
| bool "Enable rt_strlen to use user-defined version" | ||
| default n | ||
|
|
||
| if !RT_KLIBC_USING_USER_STRLEN | ||
| config RT_KLIBC_USING_LIBC_STRLEN | ||
| bool "Enable rt_strlen to use libc strlen" | ||
| default n | ||
| endif | ||
|
|
||
| comment "------------rt_strnlen options------------" | ||
| config RT_KLIBC_USING_USER_STRNLEN | ||
| bool "Enable rt_strnlen to use user-defined version" | ||
| default n | ||
|
|
||
| comment "------------rt_vsscanf options------------" | ||
| config RT_KLIBC_USING_LIBC_VSSCANF | ||
| bool "Enable rt_vsscanf to use libc vsscanf" | ||
| default n | ||
|
|
||
| comment "------------rt_vsnprintf options------------" | ||
| config RT_KLIBC_USING_LIBC_VSNPRINTF | ||
| bool "Enable rt_vsnprintf to use libc vsscanf" | ||
| default n | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_LONGLONG | ||
| bool "Enable rt_vsnprintf function to support long-long format" | ||
| depends on !RT_KLIBC_USING_LIBC_VSNPRINTF | ||
| default n | ||
| help | ||
| Support for the long long integral types (with the ll, z and t length modifiers for specifiers | ||
| %d,%i,%o,%x,%X,%u, and with the %p specifier). Note: 'L' (long double) is not supported. | ||
|
|
||
| menuconfig RT_KLIBC_USING_VSNPRINTF_STANDARD | ||
| bool "Enable standard rt_vsnprintf version" | ||
| default y if ARCH_CPU_64BIT | ||
| default n | ||
| select RT_KLIBC_USING_VSNPRINTF_LONGLONG | ||
| depends on !RT_KLIBC_USING_LIBC_VSNPRINTF | ||
| help | ||
| Standard version of rt_vsnprintf, which is full function but higher stack usage. | ||
|
|
||
| if RT_KLIBC_USING_VSNPRINTF_STANDARD | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS | ||
| bool "Support decimal notation floating point conversion specifiers (%f, %F)" | ||
| default y | ||
| help | ||
| Support for the decimal notation floating point conversion specifiers (%f, %F) | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS | ||
| bool "Support exponential notation floating point conversion specifiers (%e, %g, %E, %G)" | ||
| default y | ||
| help | ||
| Support for the exponential notation floating point conversion specifiers (%e, %g, %E, %G) | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_WRITEBACK_SPECIFIER | ||
| bool "Support length write-back specifier (%n)" | ||
| default y | ||
| help | ||
| Support for the length write-back specifier (%n) | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_CHECK_NUL_IN_FORMAT_SPECIFIER | ||
| bool "safety check: no NULL end string" | ||
| default y if RT_USING_DEBUG | ||
| default n | ||
| help | ||
| Be extra-safe, and don't assume format specifiers are completed correctly | ||
| before the format string end. | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS | ||
| bool "Support MSVC style integer specifiers" | ||
| default n | ||
| help | ||
| the integer format specifiers used in Microsoft's Visual C++ (MSVC) compiler. | ||
| These specifiers, like %I64d for 64-bit integers, deviate slightly from the standard | ||
| C format specifiers and are specific to MSVC. They allow for controlled formatting of | ||
| integers in printf()-like functions, accommodating different integer sizes and ensuring | ||
| compatibility with MSVC's environment. It's important to note that these specifiers might | ||
| not be recognized or function in other compilers due to their MSVC-specific nature. | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_INTEGER_BUFFER_SIZE | ||
| int "'ntoa' conversion buffer size" | ||
| default 32 | ||
| help | ||
| 'ntoa' conversion buffer size, this must be big enough to hold one converted | ||
| numeric number including padded zeros (dynamically created on stack) | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_DECIMAL_BUFFER_SIZE | ||
| int "printing individual decimal numbers buffer size" | ||
| default 32 | ||
| help | ||
| size of the fixed (on-stack) buffer for printing individual decimal numbers. | ||
| this must be big enough to hold one converted floating-point value including | ||
| padded zeros. | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_FLOAT_PRECISION | ||
| int "floating point conversion specifiers" | ||
| default 6 | ||
| help | ||
| Default precision for the floating point conversion specifiers (the C standard sets this at 6) | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_MAX_INTEGRAL_DIGITS_FOR_DECIMAL | ||
| int "integral nums printed as float in rt_vsnprint" | ||
| default 9 | ||
| help | ||
| According to the C languages standard, printf() and related functions must be able to print any | ||
| integral number in floating-point notation, regardless of length, when using the %f specifier - | ||
| possibly hundreds of characters, potentially overflowing your buffers. In this implementation, | ||
| all values beyond this threshold are switched to exponential notation. | ||
|
|
||
| config RT_KLIBC_USING_VSNPRINTF_LOG10_TAYLOR_TERMS | ||
| int "the number of terms in a Taylor series expansion of log_10(x)" | ||
| default 4 | ||
| range 2 99 | ||
| help | ||
| The number of terms in a Taylor series expansion of log_10(x) to | ||
| use for approximation - including the power-zero term (i.e. the | ||
| value at the point of expansion). | ||
|
|
||
| endif | ||
| endmenu |
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