[3/7] nptl: Move waitpid implementation to libc

Message ID	20191114144704.19002-3-adhemerval.zanella@linaro.org
State	New
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of libc-alpha-return-107083-patch=linaro.org@sourceware.org designates 209.132.180.131 as permitted sender) client-ip=209.132.180.131; DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:cc:subject:date:message-id:in-reply-to :references; q=dns; s=default; b=R3ZtL8UdJHacSmuNnWyby8OMH6EZJsM Jy2uWiPrGZ09ytOOkf9V6X2yB/GTJDv4KMha+wciOp3C3BLPUv14qr49kDWqItSR S072s8rhpQfIxTTL2TK+5A7jZKVlgdvvE5RCw3rqeduvbhTeqCiKQ84fO4SKTYua 4b5wma/iAtRo= Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk Sender: libc-alpha-owner@sourceware.org From: Adhemerval Zanella <adhemerval.zanella@linaro.org> To: libc-alpha@sourceware.org Cc: Alistair Francis <alistair.francis@wdc.com>, alistair23@gmail.com Subject: [PATCH 3/7] nptl: Move waitpid implementation to libc Date: Thu, 14 Nov 2019 11:47:00 -0300 Message-Id: <20191114144704.19002-3-adhemerval.zanella@linaro.org> In-Reply-To: <20191114144704.19002-1-adhemerval.zanella@linaro.org> References: <20191114144704.19002-1-adhemerval.zanella@linaro.org>
Series	[1/7] Remove __waitpid_nocancel \| expand [1/7] Remove __waitpid_nocancel [2/7] nptl: Move wait implementation to libc [3/7] nptl: Move waitpid implementation to libc [4/7] Implement wait in terms of waitpid [5/7] linux: Use waitid on wait4 if __NR_wait4 is not defined [6/7] Implement waitpid in terms of wait4 [7/7] Consolidate wait3 implementations

diff --git a/nptl/Makefile b/nptl/Makefile index f93d41176f..35f998754b 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -46,7 +46,7 @@ pthread-compat-wrappers = \ sendto fsync lseek lseek64 \ msync open open64 pause \ pread pread64 pwrite pwrite64 \ - tcdrain waitpid msgrcv msgsnd \ + tcdrain msgrcv msgsnd \ sigwait sigsuspend \ recvmsg sendmsg @@ -205,7 +205,6 @@ CFLAGS-pread.c += -fexceptions -fasynchronous-unwind-tables CFLAGS-pread64.c += -fexceptions -fasynchronous-unwind-tables CFLAGS-pwrite.c += -fexceptions -fasynchronous-unwind-tables CFLAGS-pwrite64.c += -fexceptions -fasynchronous-unwind-tables -CFLAGS-waitpid.c += -fexceptions -fasynchronous-unwind-tables CFLAGS-sigwait.c += -fexceptions -fasynchronous-unwind-tables CFLAGS-msgrcv.c += -fexceptions -fasynchronous-unwind-tables CFLAGS-msgsnd.c += -fexceptions -fasynchronous-unwind-tables diff --git a/nptl/Versions b/nptl/Versions index 1dda4b9064..ff6fc06002 100644 --- a/nptl/Versions +++ b/nptl/Versions @@ -99,7 +99,7 @@ libpthread { close; __close; fcntl; __fcntl; read; __read; write; __write; accept; connect; __connect; recv; recvfrom; recvmsg; send; __send; sendmsg; sendto; fsync; lseek; __lseek; msync; open; __open; pause; tcdrain; - system; waitpid; + system; # Hidden entry point (through macros). _pthread_cleanup_push; _pthread_cleanup_pop; diff --git a/sysdeps/unix/sysv/linux/aarch64/libpthread.abilist b/sysdeps/unix/sysv/linux/aarch64/libpthread.abilist index cfa71ef697..7fb670d91f 100644 --- a/sysdeps/unix/sysv/linux/aarch64/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/aarch64/libpthread.abilist @@ -202,7 +202,6 @@ GLIBC_2.17 siglongjmp F GLIBC_2.17 sigwait F GLIBC_2.17 system F GLIBC_2.17 tcdrain F -GLIBC_2.17 waitpid F GLIBC_2.17 write F GLIBC_2.18 pthread_getattr_default_np F GLIBC_2.18 pthread_setattr_default_np F diff --git a/sysdeps/unix/sysv/linux/alpha/libpthread.abilist b/sysdeps/unix/sysv/linux/alpha/libpthread.abilist index ddb500a9d7..42679385d7 100644 --- a/sysdeps/unix/sysv/linux/alpha/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/alpha/libpthread.abilist @@ -102,7 +102,6 @@ GLIBC_2.0 siglongjmp F GLIBC_2.0 sigwait F GLIBC_2.0 system F GLIBC_2.0 tcdrain F -GLIBC_2.0 waitpid F GLIBC_2.0 write F GLIBC_2.1 __libc_allocate_rtsig F GLIBC_2.1 __libc_current_sigrtmax F diff --git a/sysdeps/unix/sysv/linux/arm/be/libpthread.abilist b/sysdeps/unix/sysv/linux/arm/be/libpthread.abilist index 428aac48e6..144ef997fe 100644 --- a/sysdeps/unix/sysv/linux/arm/be/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/arm/be/libpthread.abilist @@ -231,5 +231,4 @@ GLIBC_2.4 siglongjmp F GLIBC_2.4 sigwait F GLIBC_2.4 system F GLIBC_2.4 tcdrain F -GLIBC_2.4 waitpid F GLIBC_2.4 write F diff --git a/sysdeps/unix/sysv/linux/arm/le/libpthread.abilist b/sysdeps/unix/sysv/linux/arm/le/libpthread.abilist index 428aac48e6..144ef997fe 100644 --- a/sysdeps/unix/sysv/linux/arm/le/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/arm/le/libpthread.abilist @@ -231,5 +231,4 @@ GLIBC_2.4 siglongjmp F GLIBC_2.4 sigwait F GLIBC_2.4 system F GLIBC_2.4 tcdrain F -GLIBC_2.4 waitpid F GLIBC_2.4 write F diff --git a/sysdeps/unix/sysv/linux/csky/libpthread.abilist b/sysdeps/unix/sysv/linux/csky/libpthread.abilist index 7c17230afd..4edf765af2 100644 --- a/sysdeps/unix/sysv/linux/csky/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/csky/libpthread.abilist @@ -218,7 +218,6 @@ GLIBC_2.29 tss_create F GLIBC_2.29 tss_delete F GLIBC_2.29 tss_get F GLIBC_2.29 tss_set F -GLIBC_2.29 waitpid F GLIBC_2.29 write F GLIBC_2.30 pthread_cond_clockwait F GLIBC_2.30 pthread_mutex_clocklock F diff --git a/sysdeps/unix/sysv/linux/hppa/libpthread.abilist b/sysdeps/unix/sysv/linux/hppa/libpthread.abilist index 9b7c7dae3f..a5dfdef124 100644 --- a/sysdeps/unix/sysv/linux/hppa/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/hppa/libpthread.abilist @@ -179,7 +179,6 @@ GLIBC_2.2 siglongjmp F GLIBC_2.2 sigwait F GLIBC_2.2 system F GLIBC_2.2 tcdrain F -GLIBC_2.2 waitpid F GLIBC_2.2 write F GLIBC_2.2.3 pthread_getattr_np F GLIBC_2.28 call_once F diff --git a/sysdeps/unix/sysv/linux/i386/libpthread.abilist b/sysdeps/unix/sysv/linux/i386/libpthread.abilist index a35cbdb0e4..94e5ea5d0b 100644 --- a/sysdeps/unix/sysv/linux/i386/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/i386/libpthread.abilist @@ -102,7 +102,6 @@ GLIBC_2.0 siglongjmp F GLIBC_2.0 sigwait F GLIBC_2.0 system F GLIBC_2.0 tcdrain F -GLIBC_2.0 waitpid F GLIBC_2.0 write F GLIBC_2.1 __libc_allocate_rtsig F GLIBC_2.1 __libc_current_sigrtmax F diff --git a/sysdeps/unix/sysv/linux/ia64/libpthread.abilist b/sysdeps/unix/sysv/linux/ia64/libpthread.abilist index d15b0f09d8..f71c61da1f 100644 --- a/sysdeps/unix/sysv/linux/ia64/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/ia64/libpthread.abilist @@ -179,7 +179,6 @@ GLIBC_2.2 siglongjmp F GLIBC_2.2 sigwait F GLIBC_2.2 system F GLIBC_2.2 tcdrain F -GLIBC_2.2 waitpid F GLIBC_2.2 write F GLIBC_2.2.3 pthread_getattr_np F GLIBC_2.28 call_once F diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist index 428aac48e6..144ef997fe 100644 --- a/sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist @@ -231,5 +231,4 @@ GLIBC_2.4 siglongjmp F GLIBC_2.4 sigwait F GLIBC_2.4 system F GLIBC_2.4 tcdrain F -GLIBC_2.4 waitpid F GLIBC_2.4 write F diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist index a35cbdb0e4..94e5ea5d0b 100644 --- a/sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist @@ -102,7 +102,6 @@ GLIBC_2.0 siglongjmp F GLIBC_2.0 sigwait F GLIBC_2.0 system F GLIBC_2.0 tcdrain F -GLIBC_2.0 waitpid F GLIBC_2.0 write F GLIBC_2.1 __libc_allocate_rtsig F GLIBC_2.1 __libc_current_sigrtmax F diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist index 50002eb438..40dbd1e7c7 100644 --- a/sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist @@ -204,7 +204,6 @@ GLIBC_2.18 siglongjmp F GLIBC_2.18 sigwait F GLIBC_2.18 system F GLIBC_2.18 tcdrain F -GLIBC_2.18 waitpid F GLIBC_2.18 write F GLIBC_2.28 call_once F GLIBC_2.28 cnd_broadcast F diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist index 50002eb438..40dbd1e7c7 100644 --- a/sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist @@ -204,7 +204,6 @@ GLIBC_2.18 siglongjmp F GLIBC_2.18 sigwait F GLIBC_2.18 system F GLIBC_2.18 tcdrain F -GLIBC_2.18 waitpid F GLIBC_2.18 write F GLIBC_2.28 call_once F GLIBC_2.28 cnd_broadcast F diff --git a/sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist b/sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist index 93558db21f..b29ab3d261 100644 --- a/sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist @@ -102,7 +102,6 @@ GLIBC_2.0 siglongjmp F GLIBC_2.0 sigwait F GLIBC_2.0 system F GLIBC_2.0 tcdrain F -GLIBC_2.0 waitpid F GLIBC_2.0 write F GLIBC_2.11 pthread_sigqueue F GLIBC_2.12 pthread_getname_np F diff --git a/sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist b/sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist index 93558db21f..b29ab3d261 100644 --- a/sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist @@ -102,7 +102,6 @@ GLIBC_2.0 siglongjmp F GLIBC_2.0 sigwait F GLIBC_2.0 system F GLIBC_2.0 tcdrain F -GLIBC_2.0 waitpid F GLIBC_2.0 write F GLIBC_2.11 pthread_sigqueue F GLIBC_2.12 pthread_getname_np F diff --git a/sysdeps/unix/sysv/linux/nios2/libpthread.abilist b/sysdeps/unix/sysv/linux/nios2/libpthread.abilist index 226cf52615..e787d881b5 100644 --- a/sysdeps/unix/sysv/linux/nios2/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/nios2/libpthread.abilist @@ -204,7 +204,6 @@ GLIBC_2.21 siglongjmp F GLIBC_2.21 sigwait F GLIBC_2.21 system F GLIBC_2.21 tcdrain F -GLIBC_2.21 waitpid F GLIBC_2.21 write F GLIBC_2.28 call_once F GLIBC_2.28 cnd_broadcast F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist index 6ddac21923..acf358b471 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist @@ -102,7 +102,6 @@ GLIBC_2.0 siglongjmp F GLIBC_2.0 sigwait F GLIBC_2.0 system F GLIBC_2.0 tcdrain F -GLIBC_2.0 waitpid F GLIBC_2.0 write F GLIBC_2.1 __libc_allocate_rtsig F GLIBC_2.1 __libc_current_sigrtmax F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist index c97f8ee3df..f6ae27d76b 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist @@ -200,7 +200,6 @@ GLIBC_2.3 siglongjmp F GLIBC_2.3 sigwait F GLIBC_2.3 system F GLIBC_2.3 tcdrain F -GLIBC_2.3 waitpid F GLIBC_2.3 write F GLIBC_2.3.2 pthread_cond_broadcast F GLIBC_2.3.2 pthread_cond_destroy F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist index cfa71ef697..7fb670d91f 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist @@ -202,7 +202,6 @@ GLIBC_2.17 siglongjmp F GLIBC_2.17 sigwait F GLIBC_2.17 system F GLIBC_2.17 tcdrain F -GLIBC_2.17 waitpid F GLIBC_2.17 write F GLIBC_2.18 pthread_getattr_default_np F GLIBC_2.18 pthread_setattr_default_np F diff --git a/sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist b/sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist index 0ed3f137be..1581991fd5 100644 --- a/sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist @@ -199,7 +199,6 @@ GLIBC_2.27 sendto F GLIBC_2.27 sigaction F GLIBC_2.27 sigwait F GLIBC_2.27 tcdrain F -GLIBC_2.27 waitpid F GLIBC_2.27 write F GLIBC_2.28 call_once F GLIBC_2.28 cnd_broadcast F diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist index 3ef6e2169b..0bffc8f456 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist @@ -102,7 +102,6 @@ GLIBC_2.0 siglongjmp F GLIBC_2.0 sigwait F GLIBC_2.0 system F GLIBC_2.0 tcdrain F -GLIBC_2.0 waitpid F GLIBC_2.0 write F GLIBC_2.1 __libc_allocate_rtsig F GLIBC_2.1 __libc_current_sigrtmax F diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist b/sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist index b2326477ae..bd82c1969a 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist @@ -181,7 +181,6 @@ GLIBC_2.2 siglongjmp F GLIBC_2.2 sigwait F GLIBC_2.2 system F GLIBC_2.2 tcdrain F -GLIBC_2.2 waitpid F GLIBC_2.2 write F GLIBC_2.2.3 pthread_getattr_np F GLIBC_2.28 call_once F diff --git a/sysdeps/unix/sysv/linux/sh/be/libpthread.abilist b/sysdeps/unix/sysv/linux/sh/be/libpthread.abilist index 9b7c7dae3f..a5dfdef124 100644 --- a/sysdeps/unix/sysv/linux/sh/be/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/sh/be/libpthread.abilist @@ -179,7 +179,6 @@ GLIBC_2.2 siglongjmp F GLIBC_2.2 sigwait F GLIBC_2.2 system F GLIBC_2.2 tcdrain F -GLIBC_2.2 waitpid F GLIBC_2.2 write F GLIBC_2.2.3 pthread_getattr_np F GLIBC_2.28 call_once F diff --git a/sysdeps/unix/sysv/linux/sh/le/libpthread.abilist b/sysdeps/unix/sysv/linux/sh/le/libpthread.abilist index 9b7c7dae3f..a5dfdef124 100644 --- a/sysdeps/unix/sysv/linux/sh/le/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/sh/le/libpthread.abilist @@ -179,7 +179,6 @@ GLIBC_2.2 siglongjmp F GLIBC_2.2 sigwait F GLIBC_2.2 system F GLIBC_2.2 tcdrain F -GLIBC_2.2 waitpid F GLIBC_2.2 write F GLIBC_2.2.3 pthread_getattr_np F GLIBC_2.28 call_once F diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist index ddb500a9d7..42679385d7 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist @@ -102,7 +102,6 @@ GLIBC_2.0 siglongjmp F GLIBC_2.0 sigwait F GLIBC_2.0 system F GLIBC_2.0 tcdrain F -GLIBC_2.0 waitpid F GLIBC_2.0 write F GLIBC_2.1 __libc_allocate_rtsig F GLIBC_2.1 __libc_current_sigrtmax F diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist b/sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist index d15b0f09d8..f71c61da1f 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist @@ -179,7 +179,6 @@ GLIBC_2.2 siglongjmp F GLIBC_2.2 sigwait F GLIBC_2.2 system F GLIBC_2.2 tcdrain F -GLIBC_2.2 waitpid F GLIBC_2.2 write F GLIBC_2.2.3 pthread_getattr_np F GLIBC_2.28 call_once F diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist index ca00d79b0c..6ec95f4dcc 100644 --- a/sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist @@ -180,7 +180,6 @@ GLIBC_2.2.5 siglongjmp F GLIBC_2.2.5 sigwait F GLIBC_2.2.5 system F GLIBC_2.2.5 tcdrain F -GLIBC_2.2.5 waitpid F GLIBC_2.2.5 write F GLIBC_2.28 call_once F GLIBC_2.28 cnd_broadcast F diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist index ae748ed431..6d8045dbe0 100644 --- a/sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist +++ b/sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist @@ -202,7 +202,6 @@ GLIBC_2.16 siglongjmp F GLIBC_2.16 sigwait F GLIBC_2.16 system F GLIBC_2.16 tcdrain F -GLIBC_2.16 waitpid F GLIBC_2.16 write F GLIBC_2.18 pthread_getattr_default_np F GLIBC_2.18 pthread_setattr_default_np F

[3/7] nptl: Move waitpid implementation to libc

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