diff options
Diffstat (limited to 'config/libc/uClibc.in')
| -rw-r--r-- | config/libc/uClibc.in | 239 |
1 files changed, 107 insertions, 132 deletions
diff --git a/config/libc/uClibc.in b/config/libc/uClibc.in index a85cf21..e12c3fd 100644 --- a/config/libc/uClibc.in +++ b/config/libc/uClibc.in @@ -4,6 +4,7 @@ ## ## select LIBC_SUPPORT_THREADS_LT ## select LIBC_SUPPORT_THREADS_NONE +## select LIBC_SUPPORT_THREADS_NATIVE if UCLIBC_0_9_33_2_or_later ## select CC_CORE_PASSES_NEEDED ## ## help The de-facto standard for embeded linux systems. @@ -11,6 +12,8 @@ ## help Highly configurable, thus as feature-rich as you ## help need, without compromising for size. +source "config/versions/uClibc.in" + config THREADS default "nptl" if THREADS_NATIVE default "linuxthreads" if THREADS_LT @@ -20,141 +23,18 @@ comment "'softfp' ABI and uClibc is not entirely tested in crosstool-NG" comment "You may experience issues, although it should work just fine" endif # ARCH_FLOAT_SOFTFP -config LIBC_UCLIBC_CUSTOM - bool - prompt "Custom uClibc" - depends on EXPERIMENTAL - help - The choosen uclibc version shall be not downloaded. Instead use - a custom location to get the source. - -if LIBC_UCLIBC_CUSTOM - -choice - bool - prompt "uClibc Version Name" - -config LIBC_UCLIBC_CUSTOM_UCLIBC - bool "uClibc (OBSOLETE)" - depends on OBSOLETE - select LIBC_UCLIBC_0_9_33_2_or_later - -config LIBC_UCLIBC_CUSTOM_UCLIBC_NG - bool "uClibc-ng (1.0.15 or later)" - select LIBC_UCLIBC_NG_1_0_15_or_later - -config LIBC_UCLIBC_CUSTOM_UCLIBC_NG_OLD - bool "uClibc-ng (older than 1.0.15)" - select LIBC_UCLIBC_NG_1_0_0_or_later - -endchoice - -config LIBC_UCLIBC_CUSTOM_LOCATION - string - prompt "Full path to custom uClibc source" - help - Enter the path to the directory or tarball of your source for uClibc. - - If the path is a tarball, it should extract to: <name>-<version>/ - where the name is this component will be set by the uClibc Version Name - option from above, and the version is set below in the custom version - string. - -config LIBC_UCLIBC_CUSTOM_VERSION - string - prompt "Custom uClibc Version" - help - Enter the version number for your custom uClibc. - Version 1.0.18 is only enabled in EXPERIMENTAL builds due to issues - with static libraries. - -config LIBC_VERSION - string - default LIBC_UCLIBC_CUSTOM_VERSION - -endif # LIBC_UCLIBC_CUSTOM - -if ! LIBC_UCLIBC_CUSTOM - -choice - bool - prompt "uClibc version" -# Don't remove next line -# CT_INSERT_VERSION_BELOW - -config LIBC_UCLIBC_NG_V_1_0_25 - bool - prompt "1.0.25" - select LIBC_UCLIBC_NG_1_0_15_or_later - -config LIBC_UCLIBC_NG_V_1_0_24 - bool - prompt "1.0.24" - select LIBC_UCLIBC_NG_1_0_15_or_later - -config LIBC_UCLIBC_NG_V_1_0_23 - bool - prompt "1.0.23" - select LIBC_UCLIBC_NG_1_0_15_or_later - -config LIBC_UCLIBC_NG_V_1_0_22 - bool - prompt "1.0.22" - select LIBC_UCLIBC_NG_1_0_15_or_later - -config LIBC_UCLIBC_NG_V_1_0_21 - bool - prompt "1.0.21 (OBSOLETE)" - depends on OBSOLETE - select LIBC_UCLIBC_NG_1_0_15_or_later - -config LIBC_UCLIBC_NG_V_1_0_20 - bool - prompt "1.0.20 (OBSOLETE)" - depends on OBSOLETE - select LIBC_UCLIBC_NG_1_0_15_or_later - -config LIBC_UCLIBC_V_0_9_33_2 - bool - prompt "0.9.33.2 (OBSOLETE)" - depends on OBSOLETE - select LIBC_UCLIBC_0_9_33_2_or_later - -endchoice - -config LIBC_VERSION - string -# Don't remove next line -# CT_INSERT_VERSION_STRING_BELOW - default "1.0.25" if LIBC_UCLIBC_NG_V_1_0_25 - default "1.0.24" if LIBC_UCLIBC_NG_V_1_0_24 - default "1.0.23" if LIBC_UCLIBC_NG_V_1_0_23 - default "1.0.22" if LIBC_UCLIBC_NG_V_1_0_22 - default "1.0.21" if LIBC_UCLIBC_NG_V_1_0_21 - default "1.0.20" if LIBC_UCLIBC_NG_V_1_0_20 - default "0.9.33.2" if LIBC_UCLIBC_V_0_9_33_2 - -endif # ! LIBC_UCLIBC_CUSTOM - -config LIBC_UCLIBC_NG_1_0_15_or_later - bool - select LIBC_UCLIBC_NG_1_0_0_or_later - -config LIBC_UCLIBC_NG_1_0_0_or_later - bool - select LIBC_UCLIBC_NG - select LIBC_UCLIBC_0_9_33_2_or_later - -config LIBC_UCLIBC_0_9_33_2_or_later - bool - select LIBC_SUPPORT_THREADS_NATIVE - select LIBC_UCLIBC_PARALLEL - config LIBC_UCLIBC_PARALLEL - bool + def_bool y + depends on UCLIBC_0_9_33_2_or_later config LIBC_UCLIBC_NG - bool + def_bool y + depends on UCLIBC_1_0_0_or_later + +# uClibc-ng 1.0.15 did away with 2 implementations of linuxthreads +config UCLIBC_MERGED_LINUXTHREADS + def_bool y + depends on UCLIBC_1_0_15_or_later choice bool @@ -230,3 +110,98 @@ config LIBC_UCLIBC_CONFIG_FILE Path to the configuration file. If the file is not provided, we fall back to a default config file. + +if THREADS_LT && !UCLIBC_MERGED_LINUXTHREADS + +choice + bool + prompt "Linuxthread implementation: " + default LIBC_UCLIBC_LNXTHRD_OLD + +config LIBC_UCLIBC_LNXTHRD_OLD + bool + prompt "old/stable" + help + From the uClibc config option help: + There are two versions of linuxthreads. The older (stable) version + has been in uClibc for quite a long time but hasn't seen too many + updates other than bugfixes. + +config LIBC_UCLIBC_LNXTHRD_NEW + bool + prompt "new" + help + From the uClibc config option help: + The new version has not been tested much, and lacks ports for arches + which glibc does not support (like frv, etc...), but is based on + the latest code from glibc, so it may be the only choice for the + newer ports (like alpha/amd64/64bit arches and hppa). + +endchoice + +endif # THREADS_LT + +config LIBC_UCLIBC_LNXTHRD + string + default "" if THREADS_NONE + default "" if THREADS_NATIVE + default "" if UCLIBC_MERGED_LINUXTHREADS + default "old" if LIBC_UCLIBC_LNXTHRD_OLD + default "new" if LIBC_UCLIBC_LNXTHRD_NEW + +config LIBC_UCLIBC_LOCALES + bool + select LIBC_UCLIBC_WCHAR + prompt "Add support for locales" + help + Say y if you want uClibc to support localisation. + + Note that seems to be broken on recent uClibc releases. + +config LIBC_UCLIBC_IPV6 + bool + prompt "Add support for IPv6" + help + Say y if you want uClibc to support IPv6. + +config LIBC_UCLIBC_WCHAR + bool + prompt "Add support for WCHAR" + help + Say y if you want uClibc to support WCHAR. + + Maybe this is needed, if you're building a C++-Compiler + +config LIBC_UCLIBC_FENV + bool + prompt "Add support for fenv.h" + default y if ARCH_X86 + help + fenv.h provides functions to control the floating point environment, + such as rounding mode, exceptions... + + For some architectures, fenv.h is incomplete, so is not installed + by default. x86 is known to have a rather complete fenv.h, so it is + installed by default only for x86. + + If you need fenv.h on other architectures, say 'y' here, but you may + encounter some issues. + +config LIBC_UCLIBC_RPC + bool + prompt "Add support for RPC" + help + Enable support for remote procedure calls (RPC) in uClibc. + +if ARCH_ARM +config LIBC_UCLIBC_USE_GNU_SUFFIX + bool + default y + prompt "Use -uclibcgnueabi suffix" + help + Depending on where the resulting toolchain will be used, you may need + to tweak the "system" part of the target tuple. Buildroot prefers + to have arm-*-linux-uclibcgnueabi; OpenEmbedded prefers + arm-*-linux-uclibceabi. Other tools seem to either accept both, or + don't care about the suffix. +endif |