backtrace_symbols_fd
+config EGLIBC_OPTION_EGLIBC_BIG_MACROS
+ bool "Use extensive inline code"
+ default y
+ help
+ This option group specifies whether certain pieces of code
+ should be inlined to achieve maximum speed. If this option
+ group is not selected, function calls will be used instead,
+ hence reducing the library footprint.
+
+
config EGLIBC_OPTION_EGLIBC_BSD
bool "BSD-specific functions, and their compatibility stubs"
default y
32-bit ISO 10646)
+config EGLIBC_OPTION_EGLIBC_CRYPT
+ bool "Encryption library"
+ default y
+ help
+ This option group includes the `libcrypt' library which
+ provides functions for one-way encryption. Supported
+ encryption algorithms include MD5, SHA-256, SHA-512 and DES.
+
+
+config EGLIBC_OPTION_EGLIBC_CRYPT_UFC
+ bool "Ultra fast `crypt' implementation"
+ default y
+ select EGLIBC_OPTION_EGLIBC_CRYPT
+ help
+ This option group provides ultra fast DES-based implementation of
+ the `crypt' function. When this option group is disabled,
+ (a) the library will not provide the setkey[_r] and encrypt[_r]
+ functions and (b) the crypt[_r] function will return NULL and set the
+ errno to ENOSYS if /salt/ passed does not correspond to either MD5,
+ SHA-256 or SHA-512 algorithm.
+
+
config EGLIBC_OPTION_EGLIBC_DB_ALIASES
bool "Functions for accessing the mail aliases database"
default y
config EGLIBC_OPTION_EGLIBC_FCVT
bool "Functions for converting floating-point numbers to strings"
default y
- depends EGLIBC_VERSION_2_10
help
This option group includes functions for converting
floating-point numbers to strings.
config EGLIBC_OPTION_EGLIBC_FMTMSG
bool "Functions for formatting messages"
default y
- depends EGLIBC_VERSION_2_10
help
This option group includes the following functions:
getfsent setfsent
getfsfile
+
config EGLIBC_OPTION_EGLIBC_FTRAVERSE
bool "Functions for traversing file hierarchies"
default y
- depends EGLIBC_VERSION_2_10
help
This option group includes functions for traversing file
UNIX file hierachies.
expansion when the 'HOME' environment variable is not set.
+config EGLIBC_OPTION_EGLIBC_IDN
+ bool "International domain names support"
+ default y
+ help
+ This option group includes the `libcidn' library which
+ provides support for international domain names.
+
+
config EGLIBC_OPTION_EGLIBC_INET
bool "Networking support"
default y
syslog is valuable in non-networked contexts.
+config EGLIBC_OPTION_EGLIBC_INET_ANL
+ bool "Asynchronous name lookup"
+ default y
+ select EGLIBC_OPTION_EGLIBC_INET
+ help
+ This option group includes the `libanl' library which
+ provides support for asynchronous name lookup.
+
+
config EGLIBC_OPTION_EGLIBC_LIBM
bool "libm (math library)"
default y
resulting EGLIBC installation.
+config EGLIBC_OPTION_EGLIBC_LIBM_BIG
+ bool "Math library size"
+ default y
+ help
+ This option group enables default configuration of the math library.
+ Not selecting this option group removes most of the extended and
+ double precision math functions and replaces them with wrappers
+ to the single precision couterparts.
+ Doing so greatly degrades quality of calculations carried
+ out by the functions of the math library, but also significantly
+ reduces the size of the libm.
+ This option group is useful for systems that do not rely on precise
+ floating point math.
+
+
config EGLIBC_OPTION_EGLIBC_LOCALES
bool "Locale definitions"
default y
config EGLIBC_OPTION_EGLIBC_LOCALE_CODE
bool "Locale functions"
default y
- select EGLIBC_OPTION_POSIX_C_LANG_WIDE_CHAR if EGLIBC_VERSION_2_8 || EGLIBC_VERSION_2_9 || EGLIBC_VERSION_2_10
+ select EGLIBC_OPTION_POSIX_C_LANG_WIDE_CHAR
help
This option group includes locale support functions, programs,
- and libraries. With EGLIBC_LOCALE_FUNCTIONS disabled,
+ and libraries. With EGLIBC_OPTION_EGLIBC_LOCALE_CODE disabled,
EGLIBC supports only the 'C' locale (also known as 'POSIX'),
and ignores the settings of the 'LANG' and 'LC_*' environment
variables.
- With EGLIBC_OPTION_LOCALE_CODE disabled, the following
+ With EGLIBC_OPTION_EGLIBC_LOCALE_CODE disabled, the following
functions are omitted from libc:
duplocale localeconv nl_langinfo rpmatch strfmon_l
disable EGLIBC_OPTION_EGLIBC_CATGETS.
+config EGLIBC_OPTION_EGLIBC_MEMUSAGE
+ bool "Memory profiling library"
+ default y
+ help
+ This option group includes the `libmemusage' library and
+ the `memusage' and `memusagestat' utilities.
+ These components provide memory profiling functions.
+
+ EGLIBC_OPTION_EGLIBC_MEMUSAGE_DEFAULT_BUFFER_SIZE
+
+ Libmemusage library buffers the profiling data in memory
+ before writing it out to disk. By default, the library
+ allocates 1.5M buffer, which can be substantial for some
+ systems. EGLIBC_OPTION_EGLIBC_MEMUSAGE_DEFAULT_BUFFER_SIZE option
+ allows to change the default buffer size. It specifies
+ the number of entries the buffer should have.
+ On most architectures one buffer entry amounts to 48 bytes,
+ so setting this option to the value of 512 will reduce the size of
+ the memory buffer to 24K.
+
+
config EGLIBC_OPTION_EGLIBC_NIS
bool "Support for NIS, NIS+, and the special 'compat' services."
default y
config EGLIBC_OPTION_EGLIBC_NSSWITCH
bool "Name service switch (nsswitch) support"
default y
+ select EGLIBC_OPTION_EGLIBC_INET
help
This option group includes support for the 'nsswitch' facility.
system actually uses.
Note that some nsswitch service libraries require other option
- groups to be enabled; for example, the EGLIBC_INET
+ groups to be enabled; for example, the EGLIBC_OPTION_EGLIBC_INET
option group must be enabled to use the 'libnss_dns.so.2'
service library, which uses the Domain Name System network
protocol to answer queries.
rresvport_af
+config EGLIBC_OPTION_EGLIBC_RTLD_DEBUG
+ bool "Runtime linker debug print outs"
+ default y
+ help
+ This option group enables debug output of the runtime linker
+ which is activated via LD_DEBUG and LD_TRACE_PRELINKING
+ environment variables. Disabling this option group yields
+ a smaller runtime linker binary.
+ BEWARE: Disabling this option group is likely to break
+ the `ldd' utility which may also be used by the prelinker.
+ In particular, the `--unused' ldd option will not work correctly.
+
+
config EGLIBC_OPTION_EGLIBC_SPAWN
bool "Support for POSIX posix_spawn functions"
default y
config EGLIBC_OPTION_POSIX_C_LANG_WIDE_CHAR
bool "ISO C library wide character functions, excluding I/O"
default y
- depends EGLIBC_VERSION_2_8 || EGLIBC_VERSION_2_9 || EGLIBC_VERSION_2_10
help
This option group includes the functions defined by the ISO C
standard for working with wide and multibyte characters in
config EGLIBC_OPTION_POSIX_REGEXP_GLIBC
bool "Regular expressions from GLIBC"
default y
- depends EGLIBC_VERSION_2_10
select EGLIBC_OPTION_POSIX_REGEXP
help
This option group specifies which regular expression
config EGLIBC_OPTION_POSIX_WIDE_CHAR_DEVICE_IO
bool "Input and output functions for wide characters"
default y
- select EGLIBC_OPTION_POSIX_C_LANG_WIDE_CHAR if EGLIBC_VERSION_2_8 || EGLIBC_VERSION_2_9 || EGLIBC_VERSION_2_10
+ select EGLIBC_OPTION_POSIX_C_LANG_WIDE_CHAR
help
This option group includes functions for reading and writing
wide characters to and from <stdio.h> streams.
projects / openwrt.git / blobdiff