35a50c6eb2
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4590 42af7a65-404d-4744-a932-0658087f49c3
114 lines
2.3 KiB
Plaintext
114 lines
2.3 KiB
Plaintext
#
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# For a description of the syntax of this configuration file,
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# see misc/tools/kconfig-language.txt.
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#
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config STDIO_BUFFER_SIZE
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int "C STDIO buffer size"
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default 64
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---help---
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Size of buffers using within the C buffered I/O interfaces.
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(printf, putchar, fwrite, etc.).
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config STDIO_LINEBUFFER
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bool "STDIO line buffering"
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default y
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---help---
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Flush buffer I/O whenever a newline character is found in
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the output data stream.
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config NUNGET_CHARS
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int "Number unget() characters"
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default 2
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---help---
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Number of characters that can be buffered by ungetc() (Only if NFILE_STREAMS > 0)
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config CONFIG_LIB_HOMEDIR
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string "Home directory"
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default "/"
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depends on !DISABLE_ENVIRON
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---help---
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The home directory to use with operations like such as 'cd ~'
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config HAVE_LIBM
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bool "Architecture-specific libm.a"
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default n
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---help---
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Architecture specific logic provides an implementation of libm.a
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and a math.h header file that can be found at include/arch/math.h.
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config NOPRINTF_FIELDWIDTH
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bool "Disable sprintf support fieldwidth"
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default n
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---help---
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sprintf-related logic is a
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little smaller if we do not support fieldwidthes
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config LIBC_FLOATINGPOINT
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bool "Enable floating point in printf"
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default n
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---help---
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By default, floating point
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support in printf, sscanf, etc. is disabled.
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config ARCH_LOWPUTC
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bool "Low-level console output"
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default "y"
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---help---
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architecture supports low-level, boot time console output
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config ENABLE_ARCH_OPTIMIZED_FUN
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bool "Enable arch optimized functions"
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default n
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---help---
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Allow for architecture optimized implementations
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The architecture can provide optimized versions of the
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following to improve system performance
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The architecture may provide custom versions of certain
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standard header files:
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config ARCH_MATH_H, CONFIG_ARCH_STDBOOL_H, CONFIG_ARCH_STDINT_H
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if ENABLE_ARCH_OPTIMIZED_FUN
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config ARCH_MEMCPY
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bool "memcpy"
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default n
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config ARCH_MEMCMP
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bool "memcmp"
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default n
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config ARCH_MEMMOVE
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bool "memmove"
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default n
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config ARCH_MEMSET
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bool "memset"
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default n
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config ARCH_STRCMP
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bool "strcmp"
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default n
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config ARCH_STRCPY
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bool "strcpy"
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default n
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config ARCH_STRNCPY
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bool "strncpy"
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default n
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config ARCH_STRLEN
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bool "strlen"
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default n
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config ARCH_STRNLEN
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bool "strlen"
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default n
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config ARCH_BZERO
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bool "bzero"
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default n
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endif
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