diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sched_getaffinity.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sched_getaffinity.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/sysdeps/unix/sysv/linux/sched_getaffinity.c b/sysdeps/unix/sysv/linux/sched_getaffinity.c index 12e6e1603a..09787f277f 100644 --- a/sysdeps/unix/sysv/linux/sched_getaffinity.c +++ b/sysdeps/unix/sysv/linux/sched_getaffinity.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004 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 @@ -21,25 +21,38 @@ #include <string.h> #include <sysdep.h> #include <sys/types.h> +#include <shlib-compat.h> #ifdef __NR_sched_getaffinity int -sched_getaffinity (pid, cpuset) - pid_t pid; - cpu_set_t *cpuset; +__sched_getaffinity_new (pid_t pid, size_t cpusetsize, cpu_set_t *cpuset) { int res = INLINE_SYSCALL (sched_getaffinity, 3, pid, sizeof (cpu_set_t), cpuset); if (res != -1) { /* Clean the rest of the memory the kernel didn't do. */ - memset ((char *) cpuset + res, '\0', sizeof (cpu_set_t) - res); + memset ((char *) cpuset + res, '\0', cpusetsize - res); res = 0; } return res; } +versioned_symbol (libc, __sched_getaffinity_new, sched_getaffinity, + GLIBC_2_3_4); + + +# if SHLIB_COMPAT(libc, 2_3_3, 2_3_4) +int +attribute_compat_text_section +__sched_getaffinity_old (const pthread_attr_t *attr, cpu_set_t *cpuset) +{ + /* The old interface by default assumed a 1024 processor bitmap. */ + return __sched_getaffinity_new (attr, 128, cpuset); +} +compat_symbol (libc, __sched_getaffinity_old, sched_getaffinity, GLIBC_2_3_3); +# endif #else # include <sysdeps/generic/sched_getaffinity.c> #endif |