crosstool-ng/config/libc/avr-libc.in

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# avr-libc options
## depends on ARCH_avr
## depends on ! LINUX && ! WINDOWS && BARE_METAL
##
## select LIBC_SUPPORT_THREADS_NONE
##
## help The AVR Libc package provides a subset of the standard C library for
## help Atmel AVR 8-bit RISC microcontrollers. In addition, the library
## help provides the basic startup code needed by most applications.
choice
bool
prompt "avr-libc version"
# Don't remove next line
# CT_INSERT_VERSION_BELOW
config LIBC_AVR_LIBC_V_1_8_1
bool
prompt "1.8.1"
config LIBC_AVR_LIBC_V_1_8_0
bool
prompt "1.8.0"
config LIBC_AVR_LIBC_CUSTOM
bool
prompt "Custom avr-libc"
depends on EXPERIMENTAL
endchoice
if LIBC_AVR_LIBC_CUSTOM
config LIBC_AVR_LIBC_CUSTOM_LOCATION
string
prompt "Full path to custom avr-libc source"
default ""
help
Enter the path to the directory (or tarball) of your source for avr-libc,
or leave blank to use default CT_CUSTOM_LOCATION_ROOT_DIR/avr-libc
endif # LIBC_AVR_LIBC_CUSTOM
config LIBC_VERSION
string
# Don't remove next line
# CT_INSERT_VERSION_STRING_BELOW
default "1.8.1" if LIBC_AVR_LIBC_V_1_8_1
default "1.8.0" if LIBC_AVR_LIBC_V_1_8_0
default "custom" if LIBC_AVR_LIBC_CUSTOM