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| author | Florian Weimer <fweimer@redhat.com> | 2021-07-21 11:42:31 +0200 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2021-07-21 11:58:16 +0200 |
| commit | b39ffab860cd743a82c91946619f1b8158b0b65e (patch) | |
| tree | fa25c15ecf6932037425ce6b1db67e94880eeb09 /sysdeps/unix | |
| parent | 8a40aff86ba5f64a3a84883e539cb67bd48db030 (diff) | |
| download | glibc-b39ffab860cd743a82c91946619f1b8158b0b65e.tar.gz glibc-b39ffab860cd743a82c91946619f1b8158b0b65e.tar.xz glibc-b39ffab860cd743a82c91946619f1b8158b0b65e.zip | |
Linux: Add time64 alias for prctl
Reviewed-by: Lukasz Majewski <lukma@denx.de> Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/unix')
25 files changed, 72 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index cceb16be05..123f15c2e3 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -120,7 +120,9 @@ tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \ tst-timerfd tst-ppoll \ tst-clock_adjtime tst-adjtimex tst-ntp_adjtime tst-ntp_gettime \ tst-ntp_gettimex tst-sigtimedwait tst-misalign-clone \ - tst-close_range + tst-close_range \ + tst-prctl \ + # tests # Test for the symbol version of fcntl that was replaced in glibc 2.28. ifeq ($(have-GLIBC_2.27)$(build-shared),yesyes) @@ -138,6 +140,8 @@ tests-time64 += \ tst-ppoll-time64 \ tst-sigtimedwait-time64 \ tst-timerfd-time64 \ + tst-prctl-time64 \ + # tests-time64 tests-clone-internal = \ tst-align-clone-internal \ diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions index 4f0e167dd4..cff3d476da 100644 --- a/sysdeps/unix/sysv/linux/Versions +++ b/sysdeps/unix/sysv/linux/Versions @@ -245,6 +245,7 @@ libc { __ntp_gettime64; __ntp_gettimex64; __ppoll64; + __prctl_time64; __pselec64; __pselect64; __pthread_clockjoin_np64; diff --git a/sysdeps/unix/sysv/linux/arm/be/libc.abilist b/sysdeps/unix/sysv/linux/arm/be/libc.abilist index 225cd17730..a108dccfe9 100644 --- a/sysdeps/unix/sysv/linux/arm/be/libc.abilist +++ b/sysdeps/unix/sysv/linux/arm/be/libc.abilist @@ -240,6 +240,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/arm/le/libc.abilist b/sysdeps/unix/sysv/linux/arm/le/libc.abilist index 3731f38a0b..3511d35f5e 100644 --- a/sysdeps/unix/sysv/linux/arm/le/libc.abilist +++ b/sysdeps/unix/sysv/linux/arm/le/libc.abilist @@ -237,6 +237,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/csky/libc.abilist b/sysdeps/unix/sysv/linux/csky/libc.abilist index 6678218715..40342891a5 100644 --- a/sysdeps/unix/sysv/linux/csky/libc.abilist +++ b/sysdeps/unix/sysv/linux/csky/libc.abilist @@ -2396,6 +2396,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/hppa/libc.abilist b/sysdeps/unix/sysv/linux/hppa/libc.abilist index 8f105d3de5..1502aaddd4 100644 --- a/sysdeps/unix/sysv/linux/hppa/libc.abilist +++ b/sysdeps/unix/sysv/linux/hppa/libc.abilist @@ -2347,6 +2347,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/i386/libc.abilist b/sysdeps/unix/sysv/linux/i386/libc.abilist index 53ddabd021..70a0f7f1c3 100644 --- a/sysdeps/unix/sysv/linux/i386/libc.abilist +++ b/sysdeps/unix/sysv/linux/i386/libc.abilist @@ -2531,6 +2531,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist index 23168e8042..13ac607c49 100644 --- a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist +++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist @@ -241,6 +241,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist index a63ac5624b..662a519095 100644 --- a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist +++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist @@ -2474,6 +2474,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist index f9f6dfb8b5..fc0c6b6acc 100644 --- a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist +++ b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist @@ -2447,6 +2447,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist index 97d03fae0c..56a52de049 100644 --- a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist +++ b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist @@ -2444,6 +2444,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist index 0deeb17651..4aa9e33b7d 100644 --- a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist +++ b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist @@ -2439,6 +2439,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist index 55432c52b7..1c1227301b 100644 --- a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist +++ b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist @@ -2437,6 +2437,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist index daa0d49906..876893455e 100644 --- a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist +++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist @@ -2445,6 +2445,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/nios2/libc.abilist b/sysdeps/unix/sysv/linux/nios2/libc.abilist index 36dcfc8839..dc41e17487 100644 --- a/sysdeps/unix/sysv/linux/nios2/libc.abilist +++ b/sysdeps/unix/sysv/linux/nios2/libc.abilist @@ -2486,6 +2486,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist index 8283409237..9e3311a978 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist @@ -2501,6 +2501,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist index 590eda0af6..2ac6aa068f 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist @@ -2534,6 +2534,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/prctl.c b/sysdeps/unix/sysv/linux/prctl.c index 85ad4cdd83..2af7b307ef 100644 --- a/sysdeps/unix/sysv/linux/prctl.c +++ b/sysdeps/unix/sysv/linux/prctl.c @@ -40,3 +40,6 @@ __prctl (int option, ...) libc_hidden_def (__prctl) weak_alias (__prctl, prctl) +#if __TIMESIZE != 64 +weak_alias (__prctl, __prctl_time64) +#endif diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist index 08b02158a1..644f6b734c 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist +++ b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist @@ -2499,6 +2499,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/sh/be/libc.abilist b/sysdeps/unix/sysv/linux/sh/be/libc.abilist index 416db82cbd..369dccc4af 100644 --- a/sysdeps/unix/sysv/linux/sh/be/libc.abilist +++ b/sysdeps/unix/sysv/linux/sh/be/libc.abilist @@ -2354,6 +2354,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/sh/le/libc.abilist b/sysdeps/unix/sysv/linux/sh/le/libc.abilist index 6be813c3db..4254360898 100644 --- a/sysdeps/unix/sysv/linux/sh/le/libc.abilist +++ b/sysdeps/unix/sysv/linux/sh/le/libc.abilist @@ -2351,6 +2351,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist index ce61dd9556..31f43ed414 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist @@ -2494,6 +2494,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F +GLIBC_2.34 __prctl_time64 F GLIBC_2.34 __pselect64 F GLIBC_2.34 __pthread_cleanup_routine F GLIBC_2.34 __pthread_clockjoin_np64 F diff --git a/sysdeps/unix/sysv/linux/sys/prctl.h b/sysdeps/unix/sysv/linux/sys/prctl.h index c9048c7cdb..db88938b3a 100644 --- a/sysdeps/unix/sysv/linux/sys/prctl.h +++ b/sysdeps/unix/sysv/linux/sys/prctl.h @@ -38,7 +38,17 @@ __BEGIN_DECLS /* Control process execution. */ +#ifndef __USE_TIME_BITS64 extern int prctl (int __option, ...) __THROW; +#else +# ifdef __REDIRECT +extern int __REDIRECT (prctl, (int __option, ...), __prctl_time64) __THROW; +# else +extern int __prctl_time64 (int __option,d ...) __THROW; +# define ioctl __prctl_time64 +# endif +#endif + __END_DECLS diff --git a/sysdeps/unix/sysv/linux/tst-prctl-time64.c b/sysdeps/unix/sysv/linux/tst-prctl-time64.c new file mode 100644 index 0000000000..d233e12bf4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tst-prctl-time64.c @@ -0,0 +1 @@ +#include "tst-prctl.c" diff --git a/sysdeps/unix/sysv/linux/tst-prctl.c b/sysdeps/unix/sysv/linux/tst-prctl.c new file mode 100644 index 0000000000..a9dd1dcd85 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tst-prctl.c @@ -0,0 +1,33 @@ +/* Smoke test for prctl. + Copyright (C) 2021 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <sys/prctl.h> +#include <support/check.h> + +static int +do_test (void) +{ + TEST_COMPARE (prctl (PR_SET_NAME, "thread name", 0, 0, 0), 0); + char buffer[16] = { 0, }; + TEST_COMPARE (prctl (PR_GET_NAME, buffer, 0, 0, 0), 0); + char expected[16] = "thread name"; + TEST_COMPARE_BLOB (buffer, sizeof (buffer), expected, sizeof (expected)); + return 0; +} + +#include <support/test-driver.c> |