aboutsummaryrefslogtreecommitdiff
path: root/toolchain
diff options
context:
space:
mode:
authorGravatar Patrick Havelange <patrick.havelange@essensium.com>2019-01-29 10:39:16 +0100
committerGravatar Peter Korsgaard <peter@korsgaard.com>2019-02-04 11:00:01 +0100
commit001f9a79885c1bbd82d6462d4808fd5bc9c4d168 (patch)
tree6572cb88b4fa9386fec8c2082c2622efa763cb5d /toolchain
parent2693362a04912462c0b8c02348607fb110f667f5 (diff)
downloadbuildroot-001f9a79885c1bbd82d6462d4808fd5bc9c4d168.tar.gz
buildroot-001f9a79885c1bbd82d6462d4808fd5bc9c4d168.tar.bz2
Introduce the variable BR2_TOOLCHAIN_HAS_UCONTEXT
It is set when the platform exposes the struct ucontext_t. This avoids duplication of logic inside each package requiring the use of that type. Signed-off-by: Patrick Havelange <patrick.havelange@essensium.com> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Diffstat (limited to 'toolchain')
-rw-r--r--toolchain/Config.in10
1 files changed, 10 insertions, 0 deletions
diff --git a/toolchain/Config.in b/toolchain/Config.in
index baf192c936..275f9f9cdd 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -15,10 +15,16 @@ config BR2_TOOLCHAIN_USES_GLIBC
select BR2_TOOLCHAIN_HAS_THREADS
select BR2_TOOLCHAIN_HAS_THREADS_DEBUG
select BR2_TOOLCHAIN_HAS_THREADS_NPTL
+ select BR2_TOOLCHAIN_HAS_UCONTEXT
select BR2_TOOLCHAIN_SUPPORTS_PIE
config BR2_TOOLCHAIN_USES_UCLIBC
bool
+ # ucontext is only available for a subset of the supported
+ # architectures
+ select BR2_TOOLCHAIN_HAS_UCONTEXT if BR2_ARM_CPU_HAS_ARM || BR2_i386 \
+ || BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el \
+ || BR2_sparc || BR2_x86_64
select BR2_TOOLCHAIN_SUPPORTS_PIE if !BR2_m68k && !BR2_microblaze && !BR2_STATIC_LIBS
config BR2_TOOLCHAIN_USES_MUSL
@@ -28,6 +34,7 @@ config BR2_TOOLCHAIN_USES_MUSL
select BR2_TOOLCHAIN_HAS_THREADS
select BR2_TOOLCHAIN_HAS_THREADS_DEBUG
select BR2_TOOLCHAIN_HAS_THREADS_NPTL
+ select BR2_TOOLCHAIN_HAS_UCONTEXT
select BR2_TOOLCHAIN_SUPPORTS_PIE if !BR2_STATIC_LIBS
choice
@@ -145,6 +152,9 @@ config BR2_TOOLCHAIN_HAS_THREADS_NPTL
config BR2_TOOLCHAIN_HAS_SSP
bool
+config BR2_TOOLCHAIN_HAS_UCONTEXT
+ bool
+
config BR2_TOOLCHAIN_SUPPORTS_PIE
bool