diff options
| -rw-r--r-- | ChangeLog | 84 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/kernel-features.h | 10 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/kernel-features.h | 27 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/arm/kernel-features.h | 7 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/hppa/kernel-features.h | 14 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/kernel-features.h | 19 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/kernel-features.h | 37 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/m68k/kernel-features.h | 14 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/microblaze/kernel-features.h | 10 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/mips/kernel-features.h | 10 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/tile/kernel-features.h | 10 |
11 files changed, 113 insertions, 129 deletions
@@ -1,5 +1,89 @@ 2014-05-14 Joseph Myers <joseph@codesourcery.com> + * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_UTIMES): + Define unconditionally. + (__ASSUME_O_CLOEXEC): Likewise. + (__ASSUME_SOCK_CLOEXEC): Likewise. + (__ASSUME_IN_NONBLOCK): Likewise. + (__ASSUME_PIPE2): Likewise. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + (__ASSUME_DUP3): Likewise. + * sysdeps/unix/sysv/linux/aarch64/kernel-features.h + (__ASSUME_DUP3): Do not define. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_IN_NONBLOCK): Likewise. + (__ASSUME_O_CLOEXEC): Likewise. + (__ASSUME_PIPE2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + (__ASSUME_SOCK_CLOEXEC): Likewise. + (__ASSUME_UTIMES): Undefine. + * sysdeps/unix/sysv/linux/alpha/kernel-features.h + (__ASSUME_UTIMES): Do not define. + (__ASSUME_O_CLOEXEC): Likewise. + (__ASSUME_SOCK_CLOEXEC): Likewise. + (__ASSUME_IN_NONBLOCK): Undefine if [__LINUX_KERNEL_VERSION < + 0x020621] instead of defining if [__LINUX_KERNEL_VERSION >= + 0x020621]. + (__ASSUME_PIPE2): Likewise. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + [__LINUX_KERNEL_VERSION < 0x020621] (__ASSUME_DUP3): Undefine. + * sysdeps/unix/sysv/linux/arm/kernel-features.h (__ASSUME_UTIMES): + Do not define. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + * sysdeps/unix/sysv/linux/hppa/kernel-features.h + (__ASSUME_32BITUIDS): Likewise. + (__ASSUME_TRUNCATE64_SYSCALL): Likewise. + (__ASSUME_IPC64): Likewise. + (__ASSUME_ST_INO_64_BIT): Likewise. + (__ASSUME_GETDENTS64_SYSCALL): Likewise. + [__LINUX_KERNEL_VERSION < 0x030e00] (__ASSUME_UTIMES): Undefine. + * sysdeps/unix/sysv/linux/ia64/kernel-features.h + (__ASSUME_UTIMES): Do not define. + (__ASSUME_PSELECT): Likewise. + (__ASSUME_PPOLL): Likewise. + (__ASSUME_O_CLOEXEC): Likewise. + (__ASSUME_SOCK_CLOEXEC): Likewise. + (__ASSUME_IN_NONBLOCK): Likewise. + (__ASSUME_PIPE2): Likewise. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + (__ASSUME_DUP3): Likewise. + * sysdeps/unix/sysv/linux/m68k/kernel-features.h + (__ASSUME_UTIMES): Likewise. + (__ASSUME_O_CLOEXEC): Likewise. + (__ASSUME_SOCK_CLOEXEC): Likewise. + (__ASSUME_IN_NONBLOCK): Likewise. + (__ASSUME_PIPE2): Likewise. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + (__ASSUME_DUP3): Likewise. + * sysdeps/unix/sysv/linux/microblaze/kernel-features.h + (__ASSUME_UTIMES): Likewise. + (__ASSUME_O_CLOEXEC): Likewise. + (__ASSUME_SOCK_CLOEXEC): Likewise. + (__ASSUME_IN_NONBLOCK): Likewise. + (__ASSUME_PIPE2): Likewise. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + (__ASSUME_DUP3): Likewise. + * sysdeps/unix/sysv/linux/mips/kernel-features.h (__ASSUME_IPC64): + Likewise. + (__ASSUME_UTIMES): Likewise. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + * sysdeps/unix/sysv/linux/tile/kernel-features.h + (__ASSUME_O_CLOEXEC): Likewise. + (__ASSUME_SOCK_CLOEXEC): Likewise. + (__ASSUME_IN_NONBLOCK): Likewise. + (__ASSUME_PIPE2): Likewise. + (__ASSUME_EVENTFD2): Likewise. + (__ASSUME_SIGNALFD4): Likewise. + (__ASSUME_DUP3): Likewise. + (__ASSUME_UTIMES): Undefine. + * sysdeps/arm/fclrexcpt.c (__feclearexcept): Rename to feclearexcept. Remove symbol versioning code. * sysdeps/arm/fegetenv.c (__fegetenv): Rename to fegetenv. Remove diff --git a/sysdeps/unix/sysv/linux/aarch64/kernel-features.h b/sysdeps/unix/sysv/linux/aarch64/kernel-features.h index 53039f9316..bd94fe1c79 100644 --- a/sysdeps/unix/sysv/linux/aarch64/kernel-features.h +++ b/sysdeps/unix/sysv/linux/aarch64/kernel-features.h @@ -25,14 +25,10 @@ features. */ #define __ASSUME_ACCEPT4_SYSCALL 1 -#define __ASSUME_DUP3 1 -#define __ASSUME_EVENTFD2 1 -#define __ASSUME_IN_NONBLOCK 1 -#define __ASSUME_O_CLOEXEC 1 -#define __ASSUME_PIPE2 1 #define __ASSUME_RECVMMSG_SYSCALL 1 #define __ASSUME_SENDMMSG_SYSCALL 1 -#define __ASSUME_SIGNALFD4 1 -#define __ASSUME_SOCK_CLOEXEC 1 #include_next <kernel-features.h> + +/* asm-generic architectures do not have the utimes syscall. */ +#undef __ASSUME_UTIMES diff --git a/sysdeps/unix/sysv/linux/alpha/kernel-features.h b/sysdeps/unix/sysv/linux/alpha/kernel-features.h index 2e3fc7da39..bea70577f4 100644 --- a/sysdeps/unix/sysv/linux/alpha/kernel-features.h +++ b/sysdeps/unix/sysv/linux/alpha/kernel-features.h @@ -20,26 +20,6 @@ #ifndef _KERNEL_FEATURES_H #define _KERNEL_FEATURES_H 1 -#define __ASSUME_UTIMES 1 - -/* Support for the O_CLOEXEC flag was added for alpha in 2.6.23. */ -#define __ASSUME_O_CLOEXEC 1 - -/* Support for various CLOEXEC and NONBLOCK flags was added for alpha after - 2.6.33-rc1. */ -#if __LINUX_KERNEL_VERSION >= 0x020621 -# define __ASSUME_SOCK_CLOEXEC 1 -# define __ASSUME_IN_NONBLOCK 1 -#endif - -/* Support for the pipe2, eventfd2, signalfd4 syscalls was added for alpha - after 2.6.33-rc1. */ -#if __LINUX_KERNEL_VERSION >= 0x020621 -# define __ASSUME_PIPE2 1 -# define __ASSUME_EVENTFD2 1 -# define __ASSUME_SIGNALFD4 1 -#endif - /* Support for recvmmsg was added for alpha in 2.6.33. */ #if __LINUX_KERNEL_VERSION >= 0x020621 # define __ASSUME_RECVMMSG_SYSCALL 1 @@ -67,10 +47,15 @@ /* Support for fsyncdata was added for alpha after 2.6.21. */ #define __ASSUME_FDATASYNC 1 -/* Support for preadv and pwritev was added for alpha in 2.6.33. */ +/* Support for various syscalls was added for alpha in 2.6.33. */ #if __LINUX_KERNEL_VERSION < 0x020621 # undef __ASSUME_PREADV # undef __ASSUME_PWRITEV +# undef __ASSUME_IN_NONBLOCK +# undef __ASSUME_PIPE2 +# undef __ASSUME_EVENTFD2 +# undef __ASSUME_SIGNALFD4 +# undef __ASSUME_DUP3 #endif #endif /* _KERNEL_FEATURES_H */ diff --git a/sysdeps/unix/sysv/linux/arm/kernel-features.h b/sysdeps/unix/sysv/linux/arm/kernel-features.h index ce0f03ed89..354f2ca2d2 100644 --- a/sysdeps/unix/sysv/linux/arm/kernel-features.h +++ b/sysdeps/unix/sysv/linux/arm/kernel-features.h @@ -17,16 +17,9 @@ License along with the GNU C Library. If not, see <http://www.gnu.org/licenses/>. */ -/* The utimes syscall was added before 2.6.1. */ -#define __ASSUME_UTIMES 1 - /* The signal frame layout changed in 2.6.18. */ #define __ASSUME_SIGFRAME_V2 1 -/* Support for the eventfd2 and signalfd4 syscalls was added in 2.6.27. */ -#define __ASSUME_EVENTFD2 1 -#define __ASSUME_SIGNALFD4 1 - /* Support for the recvmmsg syscall was added in 2.6.33. */ #if __LINUX_KERNEL_VERSION >= 0x020621 # define __ASSUME_RECVMMSG_SYSCALL 1 diff --git a/sysdeps/unix/sysv/linux/hppa/kernel-features.h b/sysdeps/unix/sysv/linux/hppa/kernel-features.h index e869c14bdd..25c3e36600 100644 --- a/sysdeps/unix/sysv/linux/hppa/kernel-features.h +++ b/sysdeps/unix/sysv/linux/hppa/kernel-features.h @@ -18,15 +18,6 @@ <http://www.gnu.org/licenses/>. */ -/* There are an infinite number of PA-RISC kernel versions numbered - 2.4.0. But they've not really been released as such. We require - and expect the final version here. */ -#define __ASSUME_32BITUIDS 1 -#define __ASSUME_TRUNCATE64_SYSCALL 1 -#define __ASSUME_IPC64 1 -#define __ASSUME_ST_INO_64_BIT 1 -#define __ASSUME_GETDENTS64_SYSCALL 1 - /* PA-RISC 2.6.9 kernels had the first LWS CAS support */ #define __ASSUME_LWS_CAS 1 @@ -42,3 +33,8 @@ #endif #include_next <kernel-features.h> + +/* hppa did not get the utimes syscall until 3.14. */ +#if __LINUX_KERNEL_VERSION < 0x030e00 +# undef __ASSUME_UTIMES +#endif diff --git a/sysdeps/unix/sysv/linux/ia64/kernel-features.h b/sysdeps/unix/sysv/linux/ia64/kernel-features.h index 471fb88a71..c32789bcc6 100644 --- a/sysdeps/unix/sysv/linux/ia64/kernel-features.h +++ b/sysdeps/unix/sysv/linux/ia64/kernel-features.h @@ -20,25 +20,6 @@ #ifndef _KERNEL_FEATURES_H #define _KERNEL_FEATURES_H 1 -/* The utimes syscall has been available for some architectures - forever. */ -#define __ASSUME_UTIMES 1 - -/* pselect/ppoll were introduced just after 2.6.16-rc1. */ -#define __ASSUME_PSELECT 1 -#define __ASSUME_PPOLL 1 - -/* Support for various CLOEXEC and NONBLOCK flags was added in 2.6.23. */ -#define __ASSUME_O_CLOEXEC 1 - -/* Support for various CLOEXEC and NONBLOCK flags was added in 2.6.27. */ -#define __ASSUME_SOCK_CLOEXEC 1 -#define __ASSUME_IN_NONBLOCK 1 -#define __ASSUME_PIPE2 1 -#define __ASSUME_EVENTFD2 1 -#define __ASSUME_SIGNALFD4 1 -#define __ASSUME_DUP3 1 - /* Support for the recvmmsg syscall was added in 2.6.33. */ #if __LINUX_KERNEL_VERSION >= 0x020621 # define __ASSUME_RECVMMSG_SYSCALL 1 diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h index 46e16f6e82..026f89fbc5 100644 --- a/sysdeps/unix/sysv/linux/kernel-features.h +++ b/sysdeps/unix/sysv/linux/kernel-features.h @@ -76,14 +76,7 @@ forever. For x86 it was introduced after 2.5.75, for x86-64, ppc, and ppc64 it was introduced in 2.6.0-test3, for s390 it was introduced in 2.6.21-rc5. */ -#if defined __sparc__ \ - || defined __i386__ \ - || defined __x86_64__ \ - || defined __powerpc__ \ - || defined __sh__ \ - || defined __s390__ -# define __ASSUME_UTIMES 1 -#endif +#define __ASSUME_UTIMES 1 /* pselect/ppoll were introduced just after 2.6.16-rc1. On x86_64 and SH this appeared first in 2.6.19-rc1, on ia64 in 2.6.22-rc1. */ @@ -123,27 +116,21 @@ only after 2.6.23-rc1. */ #define __ASSUME_FALLOCATE 1 -/* Support for various CLOEXEC and NONBLOCK flags was added for x86, - x86-64, PPC, IA-64, SPARC< and S390 in 2.6.23. */ -#if (defined __i386__ || defined __x86_64__ || defined __powerpc__ \ - || defined __sparc__ || defined __s390__) -# define __ASSUME_O_CLOEXEC 1 -#endif +/* Support for various CLOEXEC and NONBLOCK flags was added in + 2.6.23. */ +#define __ASSUME_O_CLOEXEC 1 /* Support for ADJ_OFFSET_SS_READ was added in 2.6.24. */ #define __ASSUME_ADJ_OFFSET_SS_READ 1 -/* Support for various CLOEXEC and NONBLOCK flags was added for x86, - x86-64, PPC, IA-64, and SPARC in 2.6.27. */ -#if (defined __i386__ || defined __x86_64__ || defined __powerpc__ \ - || defined __sparc__ || defined __s390__) -# define __ASSUME_SOCK_CLOEXEC 1 -# define __ASSUME_IN_NONBLOCK 1 -# define __ASSUME_PIPE2 1 -# define __ASSUME_EVENTFD2 1 -# define __ASSUME_SIGNALFD4 1 -# define __ASSUME_DUP3 1 -#endif +/* Support for various CLOEXEC and NONBLOCK flags was added in + 2.6.27. */ +#define __ASSUME_SOCK_CLOEXEC 1 +#define __ASSUME_IN_NONBLOCK 1 +#define __ASSUME_PIPE2 1 +#define __ASSUME_EVENTFD2 1 +#define __ASSUME_SIGNALFD4 1 +#define __ASSUME_DUP3 1 /* Support for accept4 functionality was added in 2.6.28, but for some architectures using a separate syscall rather than socketcall that diff --git a/sysdeps/unix/sysv/linux/m68k/kernel-features.h b/sysdeps/unix/sysv/linux/m68k/kernel-features.h index e47fd3b22e..03bcadb285 100644 --- a/sysdeps/unix/sysv/linux/m68k/kernel-features.h +++ b/sysdeps/unix/sysv/linux/m68k/kernel-features.h @@ -20,20 +20,6 @@ /* m68k uses socketcall. */ #define __ASSUME_SOCKETCALL 1 -/* Many syscalls were added in 2.6.10 for m68k. */ -#define __ASSUME_UTIMES 1 - -/* Support for various CLOEXEC and NONBLOCK flags was added 2.6.23. */ -#define __ASSUME_O_CLOEXEC 1 - -/* Support for various CLOEXEC and NONBLOCK flags was added in 2.6.27. */ -#define __ASSUME_SOCK_CLOEXEC 1 -#define __ASSUME_IN_NONBLOCK 1 -#define __ASSUME_PIPE2 1 -#define __ASSUME_EVENTFD2 1 -#define __ASSUME_SIGNALFD4 1 -#define __ASSUME_DUP3 1 - #include_next <kernel-features.h> /* These syscalls were added only in 3.0 for m68k. */ diff --git a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h index c7c8c030bd..066c12dd4a 100644 --- a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h +++ b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h @@ -19,16 +19,6 @@ /* MicroBlaze uses socketcall. */ #define __ASSUME_SOCKETCALL 1 -/* MicroBlaze glibc support starts with 2.6.30, guaranteeing many kernel features. */ -#define __ASSUME_UTIMES 1 -#define __ASSUME_O_CLOEXEC 1 -#define __ASSUME_SOCK_CLOEXEC 1 -#define __ASSUME_IN_NONBLOCK 1 -#define __ASSUME_PIPE2 1 -#define __ASSUME_EVENTFD2 1 -#define __ASSUME_SIGNALFD4 1 -#define __ASSUME_DUP3 1 - /* Support for the accept4 and recvmmsg syscalls was added in 2.6.33. */ #if __LINUX_KERNEL_VERSION >= 0x020621 # define __ASSUME_ACCEPT4_SYSCALL 1 diff --git a/sysdeps/unix/sysv/linux/mips/kernel-features.h b/sysdeps/unix/sysv/linux/mips/kernel-features.h index a1ebf792f9..b53118d7c6 100644 --- a/sysdeps/unix/sysv/linux/mips/kernel-features.h +++ b/sysdeps/unix/sysv/linux/mips/kernel-features.h @@ -19,16 +19,6 @@ #include <sgidefs.h> -/* MIPS platforms had IPC64 all along. */ -#define __ASSUME_IPC64 1 - -/* MIPS had the utimes syscall by 2.6.0. */ -#define __ASSUME_UTIMES 1 - -/* Support for the eventfd2 and signalfd4 syscalls was added in 2.6.27. */ -#define __ASSUME_EVENTFD2 1 -#define __ASSUME_SIGNALFD4 1 - /* Support for the accept4 syscall was added in 2.6.31. */ #define __ASSUME_ACCEPT4_SYSCALL 1 diff --git a/sysdeps/unix/sysv/linux/tile/kernel-features.h b/sysdeps/unix/sysv/linux/tile/kernel-features.h index b028152d43..78aacac8cc 100644 --- a/sysdeps/unix/sysv/linux/tile/kernel-features.h +++ b/sysdeps/unix/sysv/linux/tile/kernel-features.h @@ -18,14 +18,7 @@ /* TILE glibc support starts with 2.6.36, guaranteeing many kernel features. */ -#define __ASSUME_O_CLOEXEC 1 -#define __ASSUME_SOCK_CLOEXEC 1 -#define __ASSUME_IN_NONBLOCK 1 -#define __ASSUME_PIPE2 1 -#define __ASSUME_EVENTFD2 1 -#define __ASSUME_SIGNALFD4 1 #define __ASSUME_ACCEPT4_SYSCALL 1 -#define __ASSUME_DUP3 1 #define __ASSUME_RECVMMSG_SYSCALL 1 /* Support for the sendmmsg syscall was added in 3.0. */ @@ -35,6 +28,9 @@ #include_next <kernel-features.h> +/* asm-generic architectures do not have the utimes syscall. */ +#undef __ASSUME_UTIMES + /* Define this if your 32-bit syscall API requires 64-bit register pairs to start with an even-number register. */ #define __ASSUME_ALIGNED_REGISTER_PAIRS 1 |