diff options
| author | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2010-12-13 17:27:48 +0100 |
|---|---|---|
| committer | Peter Korsgaard <jacmet@sunsite.dk> | 2010-12-13 22:26:52 +0100 |
| commit | 5eae3c577cb70f1505d4fe2b8c2f40e1bd32cd65 (patch) | |
| tree | ea27f942fcd35a9ce796a8a444084018b6fb8a2a /toolchain | |
| parent | f56c5a76192adf9ba86053c97e200587b8803011 (diff) | |
toolchain: expose thread options in the Crosstool-NG backend
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Diffstat (limited to 'toolchain')
| -rw-r--r-- | toolchain/toolchain-crosstool-ng/Config.in | 36 | ||||
| -rw-r--r-- | toolchain/toolchain-crosstool-ng/crosstool-ng.mk | 21 |
2 files changed, 57 insertions, 0 deletions
diff --git a/toolchain/toolchain-crosstool-ng/Config.in b/toolchain/toolchain-crosstool-ng/Config.in index 82e223d72..1a1041630 100644 --- a/toolchain/toolchain-crosstool-ng/Config.in +++ b/toolchain/toolchain-crosstool-ng/Config.in @@ -106,4 +106,40 @@ config BR2_TOOLCHAIN_CTNG_CXX C++ language and you want C++ libraries to be installed on your target system. +choice + prompt "Thread library implementation" + default BR2_TOOLCHAIN_CTNG_THREADS_PTHREADS_OLD \ + if BR2_TOOLCHAIN_CTNG_uClibc + default BR2_TOOLCHAIN_CTNG_THREADS_NPTL \ + if BR2_TOOLCHAIN_CTNG_eglibc || \ + BR2_TOOLCHAIN_CTNG_glibc + help + Enable thread support and select thread implementation. With + glibc, thread support is mandatory but several + implementations are available. With uClibc, thread support + is optional, and when enabled, several implementations are + available. However, not all thread variants work with all + versions of uClibc for all architectures, the "linuxthreads + (stable/old)" may be a working fallback. + + config BR2_TOOLCHAIN_CTNG_THREADS_NONE + bool "none" + depends on BR2_TOOLCHAIN_CTNG_uClibc + + config BR2_TOOLCHAIN_CTNG_THREADS_PTHREADS + bool "linuxthreads" + select BR2_TOOLCHAIN_HAS_THREADS + + config BR2_TOOLCHAIN_CTNG_THREADS_PTHREADS_OLD + bool "linuxthreads (stable/old)" + select BR2_TOOLCHAIN_HAS_THREADS + depends on BR2_TOOLCHAIN_CTNG_uClibc + + config BR2_TOOLCHAIN_CTNG_THREADS_NPTL + bool "Native POSIX Threading (NPTL)" + select BR2_TOOLCHAIN_HAS_THREADS + depends on BR2_TOOLCHAIN_CTNG_eglibc || \ + BR2_TOOLCHAIN_CTNG_glibc +endchoice + endif # BR2_TOOLCHAIN_CTNG diff --git a/toolchain/toolchain-crosstool-ng/crosstool-ng.mk b/toolchain/toolchain-crosstool-ng/crosstool-ng.mk index 817a1f7a3..a38dd1254 100644 --- a/toolchain/toolchain-crosstool-ng/crosstool-ng.mk +++ b/toolchain/toolchain-crosstool-ng/crosstool-ng.mk @@ -213,6 +213,27 @@ else CTNG_FIX_DOT_CONFIG_SED += s:^(CT_CC_LANG_CXX)=.*:\# \1 is not set:; endif +# Thread implementation selection +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_THREADS_NONE).*:\# \2 is not set:; +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_THREADS_LINUXTHREADS).*:\# \2 is not set:; +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_THREADS_NPTL).*:\# \2 is not set:; +ifneq ($(call qstrip,$(BR2_TOOLCHAIN_CTNG_THREADS_PTHREADS))$(call qstrip,$(BR2_TOOLCHAIN_CTNG_THREADS_PTHREADS_OLD)),) +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_THREADS_LINUXTHREADS).*:\2=y:; + ifneq ($(call qstrip,$(BR2_TOOLCHAIN_CTNG_uClibc)),) + ifneq ($(call qstrip,$(BR2_TOOLCHAIN_CTNG_THREADS_PTHREADS_OLD)),) +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_LIBC_UCLIBC_LNXTHRD_NEW).*:\# \2 is not set:; +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_LIBC_UCLIBC_LNXTHRD_OLD).*:\2=y:; + else +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_LIBC_UCLIBC_LNXTHRD_OLD).*:\# \2 is not set:; +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_LIBC_UCLIBC_LNXTHRD_NEW).*:\2=y:; + endif + endif +else ifneq ($(call qstrip,$(BR2_TOOLCHAIN_CTNG_THREADS_NPTL)),) +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_THREADS_NPTL).*:\2=y:; +else ifneq ($(call qstrip,$(BR2_TOOLCHAIN_CTNG_THREADS_NONE)),) +CTNG_FIX_DOT_CONFIG_SED += s:^(|\# )(CT_THREADS_NONE).*:\2=y:; +endif + #-------------- # And the specials for paths CTNG_FIX_DOT_CONFIG_PATHS_SED += s:^(CT_PREFIX_DIR)=.*:\1="$(TOOLCHAIN_DIR)":; |