menu "POSIX layer and C standard library" config RT_USING_LIBC bool "Enable libc APIs from toolchain" default y if RT_USING_LIBC config RT_LIBC_USING_TIME default y config RT_LIBC_USING_FILEIO bool "Enable libc with file operation, eg.fopen/fwrite/fread/getchar" select RT_USING_DFS select RT_USING_POSIX default n config RT_USING_MODULE bool "Enable dynamic module with dlopen/dlsym/dlclose feature" default n if RT_USING_MODULE config RT_USING_CUSTOM_DLMODULE bool "Enable load dynamic module by custom" default n endif endif if RT_USING_LIBC != y config RT_LIBC_USING_TIME bool "Enable time functions without compiler's libc" default y endif config RT_LIBC_DEFAULT_TIMEZONE depends on (RT_LIBC_USING_TIME || RT_USING_LIBC) int "Set the default time zone (UTC+)" range -12 12 default 8 config RT_USING_PTHREADS bool "Enable pthreads APIs" default n if RT_USING_PTHREADS config PTHREAD_NUM_MAX int "Maximum number of pthreads" default 8 endif if RT_USING_DFS config RT_USING_POSIX bool "Enable POSIX layer, open/read/write/select etc" select RT_USING_DFS_DEVFS default y if RT_USING_POSIX config RT_USING_POSIX_MMAP bool "Enable mmap() API" default n config RT_USING_POSIX_TERMIOS bool "Enable termios APIs" default n config RT_USING_POSIX_GETLINE bool "Enable getline()/getdelim() APIs" default n config RT_USING_POSIX_AIO bool "Enable AIO" default n endif endif endmenu